* #30460: added opus dep
diff --git a/jni/libopus/silk/float/.deps/.dirstamp b/jni/libopus/silk/float/.deps/.dirstamp
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/jni/libopus/silk/float/.deps/.dirstamp
diff --git a/jni/libopus/silk/float/.deps/LPC_analysis_filter_FLP.Plo b/jni/libopus/silk/float/.deps/LPC_analysis_filter_FLP.Plo
new file mode 100644
index 0000000..e32a74c
--- /dev/null
+++ b/jni/libopus/silk/float/.deps/LPC_analysis_filter_FLP.Plo
@@ -0,0 +1,221 @@
+silk/float/LPC_analysis_filter_FLP.lo: \
+ silk/float/LPC_analysis_filter_FLP.c /usr/include/stdc-predef.h config.h \
+ /usr/include/stdlib.h /usr/include/features.h /usr/include/sys/cdefs.h \
+ /usr/include/bits/wordsize.h /usr/include/gnu/stubs.h \
+ /usr/include/gnu/stubs-64.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stddef.h \
+ /usr/include/bits/waitflags.h /usr/include/bits/waitstatus.h \
+ /usr/include/endian.h /usr/include/bits/endian.h \
+ /usr/include/bits/byteswap.h /usr/include/bits/types.h \
+ /usr/include/bits/typesizes.h /usr/include/bits/byteswap-16.h \
+ /usr/include/sys/types.h /usr/include/time.h /usr/include/sys/select.h \
+ /usr/include/bits/select.h /usr/include/bits/sigset.h \
+ /usr/include/bits/time.h /usr/include/sys/sysmacros.h \
+ /usr/include/bits/pthreadtypes.h /usr/include/alloca.h \
+ /usr/include/bits/stdlib-float.h silk/float/main_FLP.h \
+ silk/float/SigProc_FLP.h silk/SigProc_FIX.h /usr/include/string.h \
+ /usr/include/xlocale.h /usr/include/bits/string.h \
+ /usr/include/bits/string2.h silk/typedef.h include/opus_types.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdint.h \
+ /usr/include/stdint.h /usr/include/bits/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h \
+ silk/resampler_structs.h silk/macros.h silk/Inlines.h silk/MacroCount.h \
+ /usr/include/stdio.h /usr/include/libio.h /usr/include/_G_config.h \
+ /usr/include/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdarg.h \
+ /usr/include/bits/stdio_lim.h /usr/include/bits/sys_errlist.h \
+ /usr/include/bits/stdio.h silk/MacroDebug.h celt/float_cast.h \
+ celt/arch.h /usr/include/math.h /usr/include/bits/huge_val.h \
+ /usr/include/bits/huge_valf.h /usr/include/bits/huge_vall.h \
+ /usr/include/bits/inf.h /usr/include/bits/nan.h \
+ /usr/include/bits/mathdef.h /usr/include/bits/mathcalls.h \
+ /usr/include/bits/mathinline.h silk/float/structs_FLP.h silk/typedef.h \
+ silk/main.h silk/SigProc_FIX.h silk/define.h silk/errors.h \
+ silk/structs.h celt/entenc.h celt/entcode.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/limits.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/syslimits.h \
+ /usr/include/limits.h /usr/include/bits/posix1_lim.h \
+ /usr/include/bits/local_lim.h /usr/include/linux/limits.h \
+ /usr/include/bits/posix2_lim.h celt/ecintrin.h celt/entdec.h \
+ silk/tables.h silk/PLC.h silk/main.h silk/control.h silk/debug.h \
+ silk/structs.h silk/define.h silk/debug.h
+
+/usr/include/stdc-predef.h:
+
+config.h:
+
+/usr/include/stdlib.h:
+
+/usr/include/features.h:
+
+/usr/include/sys/cdefs.h:
+
+/usr/include/bits/wordsize.h:
+
+/usr/include/gnu/stubs.h:
+
+/usr/include/gnu/stubs-64.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stddef.h:
+
+/usr/include/bits/waitflags.h:
+
+/usr/include/bits/waitstatus.h:
+
+/usr/include/endian.h:
+
+/usr/include/bits/endian.h:
+
+/usr/include/bits/byteswap.h:
+
+/usr/include/bits/types.h:
+
+/usr/include/bits/typesizes.h:
+
+/usr/include/bits/byteswap-16.h:
+
+/usr/include/sys/types.h:
+
+/usr/include/time.h:
+
+/usr/include/sys/select.h:
+
+/usr/include/bits/select.h:
+
+/usr/include/bits/sigset.h:
+
+/usr/include/bits/time.h:
+
+/usr/include/sys/sysmacros.h:
+
+/usr/include/bits/pthreadtypes.h:
+
+/usr/include/alloca.h:
+
+/usr/include/bits/stdlib-float.h:
+
+silk/float/main_FLP.h:
+
+silk/float/SigProc_FLP.h:
+
+silk/SigProc_FIX.h:
+
+/usr/include/string.h:
+
+/usr/include/xlocale.h:
+
+/usr/include/bits/string.h:
+
+/usr/include/bits/string2.h:
+
+silk/typedef.h:
+
+include/opus_types.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdint.h:
+
+/usr/include/stdint.h:
+
+/usr/include/bits/wchar.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h:
+
+silk/resampler_structs.h:
+
+silk/macros.h:
+
+silk/Inlines.h:
+
+silk/MacroCount.h:
+
+/usr/include/stdio.h:
+
+/usr/include/libio.h:
+
+/usr/include/_G_config.h:
+
+/usr/include/wchar.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdarg.h:
+
+/usr/include/bits/stdio_lim.h:
+
+/usr/include/bits/sys_errlist.h:
+
+/usr/include/bits/stdio.h:
+
+silk/MacroDebug.h:
+
+celt/float_cast.h:
+
+celt/arch.h:
+
+/usr/include/math.h:
+
+/usr/include/bits/huge_val.h:
+
+/usr/include/bits/huge_valf.h:
+
+/usr/include/bits/huge_vall.h:
+
+/usr/include/bits/inf.h:
+
+/usr/include/bits/nan.h:
+
+/usr/include/bits/mathdef.h:
+
+/usr/include/bits/mathcalls.h:
+
+/usr/include/bits/mathinline.h:
+
+silk/float/structs_FLP.h:
+
+silk/typedef.h:
+
+silk/main.h:
+
+silk/SigProc_FIX.h:
+
+silk/define.h:
+
+silk/errors.h:
+
+silk/structs.h:
+
+celt/entenc.h:
+
+celt/entcode.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/limits.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/syslimits.h:
+
+/usr/include/limits.h:
+
+/usr/include/bits/posix1_lim.h:
+
+/usr/include/bits/local_lim.h:
+
+/usr/include/linux/limits.h:
+
+/usr/include/bits/posix2_lim.h:
+
+celt/ecintrin.h:
+
+celt/entdec.h:
+
+silk/tables.h:
+
+silk/PLC.h:
+
+silk/main.h:
+
+silk/control.h:
+
+silk/debug.h:
+
+silk/structs.h:
+
+silk/define.h:
+
+silk/debug.h:
diff --git a/jni/libopus/silk/float/.deps/LPC_inv_pred_gain_FLP.Plo b/jni/libopus/silk/float/.deps/LPC_inv_pred_gain_FLP.Plo
new file mode 100644
index 0000000..bec17a1
--- /dev/null
+++ b/jni/libopus/silk/float/.deps/LPC_inv_pred_gain_FLP.Plo
@@ -0,0 +1,128 @@
+silk/float/LPC_inv_pred_gain_FLP.lo: silk/float/LPC_inv_pred_gain_FLP.c \
+ /usr/include/stdc-predef.h config.h silk/SigProc_FIX.h \
+ /usr/include/string.h /usr/include/features.h /usr/include/sys/cdefs.h \
+ /usr/include/bits/wordsize.h /usr/include/gnu/stubs.h \
+ /usr/include/gnu/stubs-64.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stddef.h \
+ /usr/include/xlocale.h /usr/include/bits/string.h \
+ /usr/include/bits/string2.h /usr/include/endian.h \
+ /usr/include/bits/endian.h /usr/include/bits/byteswap.h \
+ /usr/include/bits/types.h /usr/include/bits/typesizes.h \
+ /usr/include/bits/byteswap-16.h /usr/include/stdlib.h silk/typedef.h \
+ include/opus_types.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdint.h \
+ /usr/include/stdint.h /usr/include/bits/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h \
+ silk/resampler_structs.h silk/macros.h silk/Inlines.h silk/MacroCount.h \
+ /usr/include/stdio.h /usr/include/libio.h /usr/include/_G_config.h \
+ /usr/include/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdarg.h \
+ /usr/include/bits/stdio_lim.h /usr/include/bits/sys_errlist.h \
+ /usr/include/bits/stdio.h silk/MacroDebug.h silk/float/SigProc_FLP.h \
+ celt/float_cast.h celt/arch.h /usr/include/math.h \
+ /usr/include/bits/huge_val.h /usr/include/bits/huge_valf.h \
+ /usr/include/bits/huge_vall.h /usr/include/bits/inf.h \
+ /usr/include/bits/nan.h /usr/include/bits/mathdef.h \
+ /usr/include/bits/mathcalls.h /usr/include/bits/mathinline.h
+
+/usr/include/stdc-predef.h:
+
+config.h:
+
+silk/SigProc_FIX.h:
+
+/usr/include/string.h:
+
+/usr/include/features.h:
+
+/usr/include/sys/cdefs.h:
+
+/usr/include/bits/wordsize.h:
+
+/usr/include/gnu/stubs.h:
+
+/usr/include/gnu/stubs-64.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stddef.h:
+
+/usr/include/xlocale.h:
+
+/usr/include/bits/string.h:
+
+/usr/include/bits/string2.h:
+
+/usr/include/endian.h:
+
+/usr/include/bits/endian.h:
+
+/usr/include/bits/byteswap.h:
+
+/usr/include/bits/types.h:
+
+/usr/include/bits/typesizes.h:
+
+/usr/include/bits/byteswap-16.h:
+
+/usr/include/stdlib.h:
+
+silk/typedef.h:
+
+include/opus_types.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdint.h:
+
+/usr/include/stdint.h:
+
+/usr/include/bits/wchar.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h:
+
+silk/resampler_structs.h:
+
+silk/macros.h:
+
+silk/Inlines.h:
+
+silk/MacroCount.h:
+
+/usr/include/stdio.h:
+
+/usr/include/libio.h:
+
+/usr/include/_G_config.h:
+
+/usr/include/wchar.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdarg.h:
+
+/usr/include/bits/stdio_lim.h:
+
+/usr/include/bits/sys_errlist.h:
+
+/usr/include/bits/stdio.h:
+
+silk/MacroDebug.h:
+
+silk/float/SigProc_FLP.h:
+
+celt/float_cast.h:
+
+celt/arch.h:
+
+/usr/include/math.h:
+
+/usr/include/bits/huge_val.h:
+
+/usr/include/bits/huge_valf.h:
+
+/usr/include/bits/huge_vall.h:
+
+/usr/include/bits/inf.h:
+
+/usr/include/bits/nan.h:
+
+/usr/include/bits/mathdef.h:
+
+/usr/include/bits/mathcalls.h:
+
+/usr/include/bits/mathinline.h:
diff --git a/jni/libopus/silk/float/.deps/LTP_analysis_filter_FLP.Plo b/jni/libopus/silk/float/.deps/LTP_analysis_filter_FLP.Plo
new file mode 100644
index 0000000..6292362
--- /dev/null
+++ b/jni/libopus/silk/float/.deps/LTP_analysis_filter_FLP.Plo
@@ -0,0 +1,192 @@
+silk/float/LTP_analysis_filter_FLP.lo: \
+ silk/float/LTP_analysis_filter_FLP.c /usr/include/stdc-predef.h config.h \
+ silk/float/main_FLP.h silk/float/SigProc_FLP.h silk/SigProc_FIX.h \
+ /usr/include/string.h /usr/include/features.h /usr/include/sys/cdefs.h \
+ /usr/include/bits/wordsize.h /usr/include/gnu/stubs.h \
+ /usr/include/gnu/stubs-64.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stddef.h \
+ /usr/include/xlocale.h /usr/include/bits/string.h \
+ /usr/include/bits/string2.h /usr/include/endian.h \
+ /usr/include/bits/endian.h /usr/include/bits/byteswap.h \
+ /usr/include/bits/types.h /usr/include/bits/typesizes.h \
+ /usr/include/bits/byteswap-16.h /usr/include/stdlib.h silk/typedef.h \
+ include/opus_types.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdint.h \
+ /usr/include/stdint.h /usr/include/bits/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h \
+ silk/resampler_structs.h silk/macros.h silk/Inlines.h silk/MacroCount.h \
+ /usr/include/stdio.h /usr/include/libio.h /usr/include/_G_config.h \
+ /usr/include/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdarg.h \
+ /usr/include/bits/stdio_lim.h /usr/include/bits/sys_errlist.h \
+ /usr/include/bits/stdio.h silk/MacroDebug.h celt/float_cast.h \
+ celt/arch.h /usr/include/math.h /usr/include/bits/huge_val.h \
+ /usr/include/bits/huge_valf.h /usr/include/bits/huge_vall.h \
+ /usr/include/bits/inf.h /usr/include/bits/nan.h \
+ /usr/include/bits/mathdef.h /usr/include/bits/mathcalls.h \
+ /usr/include/bits/mathinline.h silk/float/structs_FLP.h silk/typedef.h \
+ silk/main.h silk/SigProc_FIX.h silk/define.h silk/errors.h \
+ silk/structs.h celt/entenc.h celt/entcode.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/limits.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/syslimits.h \
+ /usr/include/limits.h /usr/include/bits/posix1_lim.h \
+ /usr/include/bits/local_lim.h /usr/include/linux/limits.h \
+ /usr/include/bits/posix2_lim.h celt/ecintrin.h celt/entdec.h \
+ silk/tables.h silk/PLC.h silk/main.h silk/control.h silk/debug.h \
+ silk/structs.h silk/define.h silk/debug.h
+
+/usr/include/stdc-predef.h:
+
+config.h:
+
+silk/float/main_FLP.h:
+
+silk/float/SigProc_FLP.h:
+
+silk/SigProc_FIX.h:
+
+/usr/include/string.h:
+
+/usr/include/features.h:
+
+/usr/include/sys/cdefs.h:
+
+/usr/include/bits/wordsize.h:
+
+/usr/include/gnu/stubs.h:
+
+/usr/include/gnu/stubs-64.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stddef.h:
+
+/usr/include/xlocale.h:
+
+/usr/include/bits/string.h:
+
+/usr/include/bits/string2.h:
+
+/usr/include/endian.h:
+
+/usr/include/bits/endian.h:
+
+/usr/include/bits/byteswap.h:
+
+/usr/include/bits/types.h:
+
+/usr/include/bits/typesizes.h:
+
+/usr/include/bits/byteswap-16.h:
+
+/usr/include/stdlib.h:
+
+silk/typedef.h:
+
+include/opus_types.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdint.h:
+
+/usr/include/stdint.h:
+
+/usr/include/bits/wchar.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h:
+
+silk/resampler_structs.h:
+
+silk/macros.h:
+
+silk/Inlines.h:
+
+silk/MacroCount.h:
+
+/usr/include/stdio.h:
+
+/usr/include/libio.h:
+
+/usr/include/_G_config.h:
+
+/usr/include/wchar.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdarg.h:
+
+/usr/include/bits/stdio_lim.h:
+
+/usr/include/bits/sys_errlist.h:
+
+/usr/include/bits/stdio.h:
+
+silk/MacroDebug.h:
+
+celt/float_cast.h:
+
+celt/arch.h:
+
+/usr/include/math.h:
+
+/usr/include/bits/huge_val.h:
+
+/usr/include/bits/huge_valf.h:
+
+/usr/include/bits/huge_vall.h:
+
+/usr/include/bits/inf.h:
+
+/usr/include/bits/nan.h:
+
+/usr/include/bits/mathdef.h:
+
+/usr/include/bits/mathcalls.h:
+
+/usr/include/bits/mathinline.h:
+
+silk/float/structs_FLP.h:
+
+silk/typedef.h:
+
+silk/main.h:
+
+silk/SigProc_FIX.h:
+
+silk/define.h:
+
+silk/errors.h:
+
+silk/structs.h:
+
+celt/entenc.h:
+
+celt/entcode.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/limits.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/syslimits.h:
+
+/usr/include/limits.h:
+
+/usr/include/bits/posix1_lim.h:
+
+/usr/include/bits/local_lim.h:
+
+/usr/include/linux/limits.h:
+
+/usr/include/bits/posix2_lim.h:
+
+celt/ecintrin.h:
+
+celt/entdec.h:
+
+silk/tables.h:
+
+silk/PLC.h:
+
+silk/main.h:
+
+silk/control.h:
+
+silk/debug.h:
+
+silk/structs.h:
+
+silk/define.h:
+
+silk/debug.h:
diff --git a/jni/libopus/silk/float/.deps/LTP_scale_ctrl_FLP.Plo b/jni/libopus/silk/float/.deps/LTP_scale_ctrl_FLP.Plo
new file mode 100644
index 0000000..223d111
--- /dev/null
+++ b/jni/libopus/silk/float/.deps/LTP_scale_ctrl_FLP.Plo
@@ -0,0 +1,192 @@
+silk/float/LTP_scale_ctrl_FLP.lo: silk/float/LTP_scale_ctrl_FLP.c \
+ /usr/include/stdc-predef.h config.h silk/float/main_FLP.h \
+ silk/float/SigProc_FLP.h silk/SigProc_FIX.h /usr/include/string.h \
+ /usr/include/features.h /usr/include/sys/cdefs.h \
+ /usr/include/bits/wordsize.h /usr/include/gnu/stubs.h \
+ /usr/include/gnu/stubs-64.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stddef.h \
+ /usr/include/xlocale.h /usr/include/bits/string.h \
+ /usr/include/bits/string2.h /usr/include/endian.h \
+ /usr/include/bits/endian.h /usr/include/bits/byteswap.h \
+ /usr/include/bits/types.h /usr/include/bits/typesizes.h \
+ /usr/include/bits/byteswap-16.h /usr/include/stdlib.h silk/typedef.h \
+ include/opus_types.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdint.h \
+ /usr/include/stdint.h /usr/include/bits/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h \
+ silk/resampler_structs.h silk/macros.h silk/Inlines.h silk/MacroCount.h \
+ /usr/include/stdio.h /usr/include/libio.h /usr/include/_G_config.h \
+ /usr/include/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdarg.h \
+ /usr/include/bits/stdio_lim.h /usr/include/bits/sys_errlist.h \
+ /usr/include/bits/stdio.h silk/MacroDebug.h celt/float_cast.h \
+ celt/arch.h /usr/include/math.h /usr/include/bits/huge_val.h \
+ /usr/include/bits/huge_valf.h /usr/include/bits/huge_vall.h \
+ /usr/include/bits/inf.h /usr/include/bits/nan.h \
+ /usr/include/bits/mathdef.h /usr/include/bits/mathcalls.h \
+ /usr/include/bits/mathinline.h silk/float/structs_FLP.h silk/typedef.h \
+ silk/main.h silk/SigProc_FIX.h silk/define.h silk/errors.h \
+ silk/structs.h celt/entenc.h celt/entcode.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/limits.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/syslimits.h \
+ /usr/include/limits.h /usr/include/bits/posix1_lim.h \
+ /usr/include/bits/local_lim.h /usr/include/linux/limits.h \
+ /usr/include/bits/posix2_lim.h celt/ecintrin.h celt/entdec.h \
+ silk/tables.h silk/PLC.h silk/main.h silk/control.h silk/debug.h \
+ silk/structs.h silk/define.h silk/debug.h
+
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+
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+
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+
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+
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+
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+
+silk/control.h:
+
+silk/debug.h:
+
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+
+silk/define.h:
+
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diff --git a/jni/libopus/silk/float/.deps/apply_sine_window_FLP.Plo b/jni/libopus/silk/float/.deps/apply_sine_window_FLP.Plo
new file mode 100644
index 0000000..bff121d
--- /dev/null
+++ b/jni/libopus/silk/float/.deps/apply_sine_window_FLP.Plo
@@ -0,0 +1,192 @@
+silk/float/apply_sine_window_FLP.lo: silk/float/apply_sine_window_FLP.c \
+ /usr/include/stdc-predef.h config.h silk/float/main_FLP.h \
+ silk/float/SigProc_FLP.h silk/SigProc_FIX.h /usr/include/string.h \
+ /usr/include/features.h /usr/include/sys/cdefs.h \
+ /usr/include/bits/wordsize.h /usr/include/gnu/stubs.h \
+ /usr/include/gnu/stubs-64.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stddef.h \
+ /usr/include/xlocale.h /usr/include/bits/string.h \
+ /usr/include/bits/string2.h /usr/include/endian.h \
+ /usr/include/bits/endian.h /usr/include/bits/byteswap.h \
+ /usr/include/bits/types.h /usr/include/bits/typesizes.h \
+ /usr/include/bits/byteswap-16.h /usr/include/stdlib.h silk/typedef.h \
+ include/opus_types.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdint.h \
+ /usr/include/stdint.h /usr/include/bits/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h \
+ silk/resampler_structs.h silk/macros.h silk/Inlines.h silk/MacroCount.h \
+ /usr/include/stdio.h /usr/include/libio.h /usr/include/_G_config.h \
+ /usr/include/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdarg.h \
+ /usr/include/bits/stdio_lim.h /usr/include/bits/sys_errlist.h \
+ /usr/include/bits/stdio.h silk/MacroDebug.h celt/float_cast.h \
+ celt/arch.h /usr/include/math.h /usr/include/bits/huge_val.h \
+ /usr/include/bits/huge_valf.h /usr/include/bits/huge_vall.h \
+ /usr/include/bits/inf.h /usr/include/bits/nan.h \
+ /usr/include/bits/mathdef.h /usr/include/bits/mathcalls.h \
+ /usr/include/bits/mathinline.h silk/float/structs_FLP.h silk/typedef.h \
+ silk/main.h silk/SigProc_FIX.h silk/define.h silk/errors.h \
+ silk/structs.h celt/entenc.h celt/entcode.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/limits.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/syslimits.h \
+ /usr/include/limits.h /usr/include/bits/posix1_lim.h \
+ /usr/include/bits/local_lim.h /usr/include/linux/limits.h \
+ /usr/include/bits/posix2_lim.h celt/ecintrin.h celt/entdec.h \
+ silk/tables.h silk/PLC.h silk/main.h silk/control.h silk/debug.h \
+ silk/structs.h silk/define.h silk/debug.h
+
+/usr/include/stdc-predef.h:
+
+config.h:
+
+silk/float/main_FLP.h:
+
+silk/float/SigProc_FLP.h:
+
+silk/SigProc_FIX.h:
+
+/usr/include/string.h:
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+
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+
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+
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+
+silk/define.h:
+
+silk/errors.h:
+
+silk/structs.h:
+
+celt/entenc.h:
+
+celt/entcode.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/limits.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/syslimits.h:
+
+/usr/include/limits.h:
+
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+
+/usr/include/bits/local_lim.h:
+
+/usr/include/linux/limits.h:
+
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+
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+
+celt/entdec.h:
+
+silk/tables.h:
+
+silk/PLC.h:
+
+silk/main.h:
+
+silk/control.h:
+
+silk/debug.h:
+
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+
+silk/define.h:
+
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diff --git a/jni/libopus/silk/float/.deps/autocorrelation_FLP.Plo b/jni/libopus/silk/float/.deps/autocorrelation_FLP.Plo
new file mode 100644
index 0000000..ba95ea0
--- /dev/null
+++ b/jni/libopus/silk/float/.deps/autocorrelation_FLP.Plo
@@ -0,0 +1,129 @@
+silk/float/autocorrelation_FLP.lo: silk/float/autocorrelation_FLP.c \
+ /usr/include/stdc-predef.h config.h silk/typedef.h include/opus_types.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdint.h \
+ /usr/include/stdint.h /usr/include/features.h /usr/include/sys/cdefs.h \
+ /usr/include/bits/wordsize.h /usr/include/gnu/stubs.h \
+ /usr/include/gnu/stubs-64.h /usr/include/bits/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h \
+ silk/float/SigProc_FLP.h silk/SigProc_FIX.h /usr/include/string.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stddef.h \
+ /usr/include/xlocale.h /usr/include/bits/string.h \
+ /usr/include/bits/string2.h /usr/include/endian.h \
+ /usr/include/bits/endian.h /usr/include/bits/byteswap.h \
+ /usr/include/bits/types.h /usr/include/bits/typesizes.h \
+ /usr/include/bits/byteswap-16.h /usr/include/stdlib.h silk/typedef.h \
+ silk/resampler_structs.h silk/macros.h silk/Inlines.h silk/MacroCount.h \
+ /usr/include/stdio.h /usr/include/libio.h /usr/include/_G_config.h \
+ /usr/include/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdarg.h \
+ /usr/include/bits/stdio_lim.h /usr/include/bits/sys_errlist.h \
+ /usr/include/bits/stdio.h silk/MacroDebug.h celt/float_cast.h \
+ celt/arch.h /usr/include/math.h /usr/include/bits/huge_val.h \
+ /usr/include/bits/huge_valf.h /usr/include/bits/huge_vall.h \
+ /usr/include/bits/inf.h /usr/include/bits/nan.h \
+ /usr/include/bits/mathdef.h /usr/include/bits/mathcalls.h \
+ /usr/include/bits/mathinline.h
+
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+
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+
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+
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diff --git a/jni/libopus/silk/float/.deps/burg_modified_FLP.Plo b/jni/libopus/silk/float/.deps/burg_modified_FLP.Plo
new file mode 100644
index 0000000..734b1dd
--- /dev/null
+++ b/jni/libopus/silk/float/.deps/burg_modified_FLP.Plo
@@ -0,0 +1,135 @@
+silk/float/burg_modified_FLP.lo: silk/float/burg_modified_FLP.c \
+ /usr/include/stdc-predef.h config.h silk/float/SigProc_FLP.h \
+ silk/SigProc_FIX.h /usr/include/string.h /usr/include/features.h \
+ /usr/include/sys/cdefs.h /usr/include/bits/wordsize.h \
+ /usr/include/gnu/stubs.h /usr/include/gnu/stubs-64.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stddef.h \
+ /usr/include/xlocale.h /usr/include/bits/string.h \
+ /usr/include/bits/string2.h /usr/include/endian.h \
+ /usr/include/bits/endian.h /usr/include/bits/byteswap.h \
+ /usr/include/bits/types.h /usr/include/bits/typesizes.h \
+ /usr/include/bits/byteswap-16.h /usr/include/stdlib.h silk/typedef.h \
+ include/opus_types.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdint.h \
+ /usr/include/stdint.h /usr/include/bits/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h \
+ silk/resampler_structs.h silk/macros.h silk/Inlines.h silk/MacroCount.h \
+ /usr/include/stdio.h /usr/include/libio.h /usr/include/_G_config.h \
+ /usr/include/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdarg.h \
+ /usr/include/bits/stdio_lim.h /usr/include/bits/sys_errlist.h \
+ /usr/include/bits/stdio.h silk/MacroDebug.h celt/float_cast.h \
+ celt/arch.h /usr/include/math.h /usr/include/bits/huge_val.h \
+ /usr/include/bits/huge_valf.h /usr/include/bits/huge_vall.h \
+ /usr/include/bits/inf.h /usr/include/bits/nan.h \
+ /usr/include/bits/mathdef.h /usr/include/bits/mathcalls.h \
+ /usr/include/bits/mathinline.h silk/tuning_parameters.h silk/define.h \
+ silk/errors.h
+
+/usr/include/stdc-predef.h:
+
+config.h:
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+silk/float/SigProc_FLP.h:
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+/usr/include/bits/stdio.h:
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+
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+/usr/include/bits/mathinline.h:
+
+silk/tuning_parameters.h:
+
+silk/define.h:
+
+silk/errors.h:
diff --git a/jni/libopus/silk/float/.deps/bwexpander_FLP.Plo b/jni/libopus/silk/float/.deps/bwexpander_FLP.Plo
new file mode 100644
index 0000000..e97c6e3
--- /dev/null
+++ b/jni/libopus/silk/float/.deps/bwexpander_FLP.Plo
@@ -0,0 +1,128 @@
+silk/float/bwexpander_FLP.lo: silk/float/bwexpander_FLP.c \
+ /usr/include/stdc-predef.h config.h silk/float/SigProc_FLP.h \
+ silk/SigProc_FIX.h /usr/include/string.h /usr/include/features.h \
+ /usr/include/sys/cdefs.h /usr/include/bits/wordsize.h \
+ /usr/include/gnu/stubs.h /usr/include/gnu/stubs-64.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stddef.h \
+ /usr/include/xlocale.h /usr/include/bits/string.h \
+ /usr/include/bits/string2.h /usr/include/endian.h \
+ /usr/include/bits/endian.h /usr/include/bits/byteswap.h \
+ /usr/include/bits/types.h /usr/include/bits/typesizes.h \
+ /usr/include/bits/byteswap-16.h /usr/include/stdlib.h silk/typedef.h \
+ include/opus_types.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdint.h \
+ /usr/include/stdint.h /usr/include/bits/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h \
+ silk/resampler_structs.h silk/macros.h silk/Inlines.h silk/MacroCount.h \
+ /usr/include/stdio.h /usr/include/libio.h /usr/include/_G_config.h \
+ /usr/include/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdarg.h \
+ /usr/include/bits/stdio_lim.h /usr/include/bits/sys_errlist.h \
+ /usr/include/bits/stdio.h silk/MacroDebug.h celt/float_cast.h \
+ celt/arch.h /usr/include/math.h /usr/include/bits/huge_val.h \
+ /usr/include/bits/huge_valf.h /usr/include/bits/huge_vall.h \
+ /usr/include/bits/inf.h /usr/include/bits/nan.h \
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diff --git a/jni/libopus/silk/float/.deps/corrMatrix_FLP.Plo b/jni/libopus/silk/float/.deps/corrMatrix_FLP.Plo
new file mode 100644
index 0000000..f1ac9ee
--- /dev/null
+++ b/jni/libopus/silk/float/.deps/corrMatrix_FLP.Plo
@@ -0,0 +1,192 @@
+silk/float/corrMatrix_FLP.lo: silk/float/corrMatrix_FLP.c \
+ /usr/include/stdc-predef.h config.h silk/float/main_FLP.h \
+ silk/float/SigProc_FLP.h silk/SigProc_FIX.h /usr/include/string.h \
+ /usr/include/features.h /usr/include/sys/cdefs.h \
+ /usr/include/bits/wordsize.h /usr/include/gnu/stubs.h \
+ /usr/include/gnu/stubs-64.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stddef.h \
+ /usr/include/xlocale.h /usr/include/bits/string.h \
+ /usr/include/bits/string2.h /usr/include/endian.h \
+ /usr/include/bits/endian.h /usr/include/bits/byteswap.h \
+ /usr/include/bits/types.h /usr/include/bits/typesizes.h \
+ /usr/include/bits/byteswap-16.h /usr/include/stdlib.h silk/typedef.h \
+ include/opus_types.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdint.h \
+ /usr/include/stdint.h /usr/include/bits/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h \
+ silk/resampler_structs.h silk/macros.h silk/Inlines.h silk/MacroCount.h \
+ /usr/include/stdio.h /usr/include/libio.h /usr/include/_G_config.h \
+ /usr/include/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdarg.h \
+ /usr/include/bits/stdio_lim.h /usr/include/bits/sys_errlist.h \
+ /usr/include/bits/stdio.h silk/MacroDebug.h celt/float_cast.h \
+ celt/arch.h /usr/include/math.h /usr/include/bits/huge_val.h \
+ /usr/include/bits/huge_valf.h /usr/include/bits/huge_vall.h \
+ /usr/include/bits/inf.h /usr/include/bits/nan.h \
+ /usr/include/bits/mathdef.h /usr/include/bits/mathcalls.h \
+ /usr/include/bits/mathinline.h silk/float/structs_FLP.h silk/typedef.h \
+ silk/main.h silk/SigProc_FIX.h silk/define.h silk/errors.h \
+ silk/structs.h celt/entenc.h celt/entcode.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/limits.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/syslimits.h \
+ /usr/include/limits.h /usr/include/bits/posix1_lim.h \
+ /usr/include/bits/local_lim.h /usr/include/linux/limits.h \
+ /usr/include/bits/posix2_lim.h celt/ecintrin.h celt/entdec.h \
+ silk/tables.h silk/PLC.h silk/main.h silk/control.h silk/debug.h \
+ silk/structs.h silk/define.h silk/debug.h
+
+/usr/include/stdc-predef.h:
+
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+
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+
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+
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+
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+
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diff --git a/jni/libopus/silk/float/.deps/encode_frame_FLP.Plo b/jni/libopus/silk/float/.deps/encode_frame_FLP.Plo
new file mode 100644
index 0000000..0a505fc
--- /dev/null
+++ b/jni/libopus/silk/float/.deps/encode_frame_FLP.Plo
@@ -0,0 +1,194 @@
+silk/float/encode_frame_FLP.lo: silk/float/encode_frame_FLP.c \
+ /usr/include/stdc-predef.h config.h silk/float/main_FLP.h \
+ silk/float/SigProc_FLP.h silk/SigProc_FIX.h /usr/include/string.h \
+ /usr/include/features.h /usr/include/sys/cdefs.h \
+ /usr/include/bits/wordsize.h /usr/include/gnu/stubs.h \
+ /usr/include/gnu/stubs-64.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stddef.h \
+ /usr/include/xlocale.h /usr/include/bits/string.h \
+ /usr/include/bits/string2.h /usr/include/endian.h \
+ /usr/include/bits/endian.h /usr/include/bits/byteswap.h \
+ /usr/include/bits/types.h /usr/include/bits/typesizes.h \
+ /usr/include/bits/byteswap-16.h /usr/include/stdlib.h silk/typedef.h \
+ include/opus_types.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdint.h \
+ /usr/include/stdint.h /usr/include/bits/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h \
+ silk/resampler_structs.h silk/macros.h silk/Inlines.h silk/MacroCount.h \
+ /usr/include/stdio.h /usr/include/libio.h /usr/include/_G_config.h \
+ /usr/include/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdarg.h \
+ /usr/include/bits/stdio_lim.h /usr/include/bits/sys_errlist.h \
+ /usr/include/bits/stdio.h silk/MacroDebug.h celt/float_cast.h \
+ celt/arch.h /usr/include/math.h /usr/include/bits/huge_val.h \
+ /usr/include/bits/huge_valf.h /usr/include/bits/huge_vall.h \
+ /usr/include/bits/inf.h /usr/include/bits/nan.h \
+ /usr/include/bits/mathdef.h /usr/include/bits/mathcalls.h \
+ /usr/include/bits/mathinline.h silk/float/structs_FLP.h silk/typedef.h \
+ silk/main.h silk/SigProc_FIX.h silk/define.h silk/errors.h \
+ silk/structs.h celt/entenc.h celt/entcode.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/limits.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/syslimits.h \
+ /usr/include/limits.h /usr/include/bits/posix1_lim.h \
+ /usr/include/bits/local_lim.h /usr/include/linux/limits.h \
+ /usr/include/bits/posix2_lim.h celt/ecintrin.h celt/entdec.h \
+ silk/tables.h silk/PLC.h silk/main.h silk/control.h silk/debug.h \
+ silk/structs.h silk/define.h silk/debug.h silk/tuning_parameters.h
+
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+
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diff --git a/jni/libopus/silk/float/.deps/energy_FLP.Plo b/jni/libopus/silk/float/.deps/energy_FLP.Plo
new file mode 100644
index 0000000..4d6121a
--- /dev/null
+++ b/jni/libopus/silk/float/.deps/energy_FLP.Plo
@@ -0,0 +1,128 @@
+silk/float/energy_FLP.lo: silk/float/energy_FLP.c \
+ /usr/include/stdc-predef.h config.h silk/float/SigProc_FLP.h \
+ silk/SigProc_FIX.h /usr/include/string.h /usr/include/features.h \
+ /usr/include/sys/cdefs.h /usr/include/bits/wordsize.h \
+ /usr/include/gnu/stubs.h /usr/include/gnu/stubs-64.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stddef.h \
+ /usr/include/xlocale.h /usr/include/bits/string.h \
+ /usr/include/bits/string2.h /usr/include/endian.h \
+ /usr/include/bits/endian.h /usr/include/bits/byteswap.h \
+ /usr/include/bits/types.h /usr/include/bits/typesizes.h \
+ /usr/include/bits/byteswap-16.h /usr/include/stdlib.h silk/typedef.h \
+ include/opus_types.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdint.h \
+ /usr/include/stdint.h /usr/include/bits/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h \
+ silk/resampler_structs.h silk/macros.h silk/Inlines.h silk/MacroCount.h \
+ /usr/include/stdio.h /usr/include/libio.h /usr/include/_G_config.h \
+ /usr/include/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdarg.h \
+ /usr/include/bits/stdio_lim.h /usr/include/bits/sys_errlist.h \
+ /usr/include/bits/stdio.h silk/MacroDebug.h celt/float_cast.h \
+ celt/arch.h /usr/include/math.h /usr/include/bits/huge_val.h \
+ /usr/include/bits/huge_valf.h /usr/include/bits/huge_vall.h \
+ /usr/include/bits/inf.h /usr/include/bits/nan.h \
+ /usr/include/bits/mathdef.h /usr/include/bits/mathcalls.h \
+ /usr/include/bits/mathinline.h
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diff --git a/jni/libopus/silk/float/.deps/find_LPC_FLP.Plo b/jni/libopus/silk/float/.deps/find_LPC_FLP.Plo
new file mode 100644
index 0000000..49e444d
--- /dev/null
+++ b/jni/libopus/silk/float/.deps/find_LPC_FLP.Plo
@@ -0,0 +1,194 @@
+silk/float/find_LPC_FLP.lo: silk/float/find_LPC_FLP.c \
+ /usr/include/stdc-predef.h config.h silk/define.h silk/errors.h \
+ silk/typedef.h include/opus_types.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdint.h \
+ /usr/include/stdint.h /usr/include/features.h /usr/include/sys/cdefs.h \
+ /usr/include/bits/wordsize.h /usr/include/gnu/stubs.h \
+ /usr/include/gnu/stubs-64.h /usr/include/bits/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h \
+ silk/float/main_FLP.h silk/float/SigProc_FLP.h silk/SigProc_FIX.h \
+ /usr/include/string.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stddef.h \
+ /usr/include/xlocale.h /usr/include/bits/string.h \
+ /usr/include/bits/string2.h /usr/include/endian.h \
+ /usr/include/bits/endian.h /usr/include/bits/byteswap.h \
+ /usr/include/bits/types.h /usr/include/bits/typesizes.h \
+ /usr/include/bits/byteswap-16.h /usr/include/stdlib.h \
+ silk/resampler_structs.h silk/macros.h silk/Inlines.h silk/MacroCount.h \
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+ /usr/include/bits/huge_valf.h /usr/include/bits/huge_vall.h \
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+ /usr/include/bits/mathdef.h /usr/include/bits/mathcalls.h \
+ /usr/include/bits/mathinline.h silk/float/structs_FLP.h silk/typedef.h \
+ silk/main.h silk/SigProc_FIX.h silk/define.h silk/structs.h \
+ celt/entenc.h celt/entcode.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/limits.h \
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+ /usr/include/bits/local_lim.h /usr/include/linux/limits.h \
+ /usr/include/bits/posix2_lim.h celt/ecintrin.h celt/entdec.h \
+ silk/tables.h silk/PLC.h silk/main.h silk/control.h silk/debug.h \
+ silk/structs.h silk/debug.h silk/tuning_parameters.h
+
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+
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+
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+
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+
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+
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+silk/debug.h:
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+
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diff --git a/jni/libopus/silk/float/.deps/find_LTP_FLP.Plo b/jni/libopus/silk/float/.deps/find_LTP_FLP.Plo
new file mode 100644
index 0000000..51cb262
--- /dev/null
+++ b/jni/libopus/silk/float/.deps/find_LTP_FLP.Plo
@@ -0,0 +1,194 @@
+silk/float/find_LTP_FLP.lo: silk/float/find_LTP_FLP.c \
+ /usr/include/stdc-predef.h config.h silk/float/main_FLP.h \
+ silk/float/SigProc_FLP.h silk/SigProc_FIX.h /usr/include/string.h \
+ /usr/include/features.h /usr/include/sys/cdefs.h \
+ /usr/include/bits/wordsize.h /usr/include/gnu/stubs.h \
+ /usr/include/gnu/stubs-64.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stddef.h \
+ /usr/include/xlocale.h /usr/include/bits/string.h \
+ /usr/include/bits/string2.h /usr/include/endian.h \
+ /usr/include/bits/endian.h /usr/include/bits/byteswap.h \
+ /usr/include/bits/types.h /usr/include/bits/typesizes.h \
+ /usr/include/bits/byteswap-16.h /usr/include/stdlib.h silk/typedef.h \
+ include/opus_types.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdint.h \
+ /usr/include/stdint.h /usr/include/bits/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h \
+ silk/resampler_structs.h silk/macros.h silk/Inlines.h silk/MacroCount.h \
+ /usr/include/stdio.h /usr/include/libio.h /usr/include/_G_config.h \
+ /usr/include/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdarg.h \
+ /usr/include/bits/stdio_lim.h /usr/include/bits/sys_errlist.h \
+ /usr/include/bits/stdio.h silk/MacroDebug.h celt/float_cast.h \
+ celt/arch.h /usr/include/math.h /usr/include/bits/huge_val.h \
+ /usr/include/bits/huge_valf.h /usr/include/bits/huge_vall.h \
+ /usr/include/bits/inf.h /usr/include/bits/nan.h \
+ /usr/include/bits/mathdef.h /usr/include/bits/mathcalls.h \
+ /usr/include/bits/mathinline.h silk/float/structs_FLP.h silk/typedef.h \
+ silk/main.h silk/SigProc_FIX.h silk/define.h silk/errors.h \
+ silk/structs.h celt/entenc.h celt/entcode.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/limits.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/syslimits.h \
+ /usr/include/limits.h /usr/include/bits/posix1_lim.h \
+ /usr/include/bits/local_lim.h /usr/include/linux/limits.h \
+ /usr/include/bits/posix2_lim.h celt/ecintrin.h celt/entdec.h \
+ silk/tables.h silk/PLC.h silk/main.h silk/control.h silk/debug.h \
+ silk/structs.h silk/define.h silk/debug.h silk/tuning_parameters.h
+
+/usr/include/stdc-predef.h:
+
+config.h:
+
+silk/float/main_FLP.h:
+
+silk/float/SigProc_FLP.h:
+
+silk/SigProc_FIX.h:
+
+/usr/include/string.h:
+
+/usr/include/features.h:
+
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+
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+
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+/usr/include/stdlib.h:
+
+silk/typedef.h:
+
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+
+silk/typedef.h:
+
+silk/main.h:
+
+silk/SigProc_FIX.h:
+
+silk/define.h:
+
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+
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+
+celt/entenc.h:
+
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+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/limits.h:
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+
+/usr/include/limits.h:
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+
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+
+celt/entdec.h:
+
+silk/tables.h:
+
+silk/PLC.h:
+
+silk/main.h:
+
+silk/control.h:
+
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+
+silk/structs.h:
+
+silk/define.h:
+
+silk/debug.h:
+
+silk/tuning_parameters.h:
diff --git a/jni/libopus/silk/float/.deps/find_pitch_lags_FLP.Plo b/jni/libopus/silk/float/.deps/find_pitch_lags_FLP.Plo
new file mode 100644
index 0000000..43d4b42
--- /dev/null
+++ b/jni/libopus/silk/float/.deps/find_pitch_lags_FLP.Plo
@@ -0,0 +1,223 @@
+silk/float/find_pitch_lags_FLP.lo: silk/float/find_pitch_lags_FLP.c \
+ /usr/include/stdc-predef.h config.h /usr/include/stdlib.h \
+ /usr/include/features.h /usr/include/sys/cdefs.h \
+ /usr/include/bits/wordsize.h /usr/include/gnu/stubs.h \
+ /usr/include/gnu/stubs-64.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stddef.h \
+ /usr/include/bits/waitflags.h /usr/include/bits/waitstatus.h \
+ /usr/include/endian.h /usr/include/bits/endian.h \
+ /usr/include/bits/byteswap.h /usr/include/bits/types.h \
+ /usr/include/bits/typesizes.h /usr/include/bits/byteswap-16.h \
+ /usr/include/sys/types.h /usr/include/time.h /usr/include/sys/select.h \
+ /usr/include/bits/select.h /usr/include/bits/sigset.h \
+ /usr/include/bits/time.h /usr/include/sys/sysmacros.h \
+ /usr/include/bits/pthreadtypes.h /usr/include/alloca.h \
+ /usr/include/bits/stdlib-float.h silk/float/main_FLP.h \
+ silk/float/SigProc_FLP.h silk/SigProc_FIX.h /usr/include/string.h \
+ /usr/include/xlocale.h /usr/include/bits/string.h \
+ /usr/include/bits/string2.h silk/typedef.h include/opus_types.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdint.h \
+ /usr/include/stdint.h /usr/include/bits/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h \
+ silk/resampler_structs.h silk/macros.h silk/Inlines.h silk/MacroCount.h \
+ /usr/include/stdio.h /usr/include/libio.h /usr/include/_G_config.h \
+ /usr/include/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdarg.h \
+ /usr/include/bits/stdio_lim.h /usr/include/bits/sys_errlist.h \
+ /usr/include/bits/stdio.h silk/MacroDebug.h celt/float_cast.h \
+ celt/arch.h /usr/include/math.h /usr/include/bits/huge_val.h \
+ /usr/include/bits/huge_valf.h /usr/include/bits/huge_vall.h \
+ /usr/include/bits/inf.h /usr/include/bits/nan.h \
+ /usr/include/bits/mathdef.h /usr/include/bits/mathcalls.h \
+ /usr/include/bits/mathinline.h silk/float/structs_FLP.h silk/typedef.h \
+ silk/main.h silk/SigProc_FIX.h silk/define.h silk/errors.h \
+ silk/structs.h celt/entenc.h celt/entcode.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/limits.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/syslimits.h \
+ /usr/include/limits.h /usr/include/bits/posix1_lim.h \
+ /usr/include/bits/local_lim.h /usr/include/linux/limits.h \
+ /usr/include/bits/posix2_lim.h celt/ecintrin.h celt/entdec.h \
+ silk/tables.h silk/PLC.h silk/main.h silk/control.h silk/debug.h \
+ silk/structs.h silk/define.h silk/debug.h silk/tuning_parameters.h
+
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+celt/entdec.h:
+
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+
+silk/PLC.h:
+
+silk/main.h:
+
+silk/control.h:
+
+silk/debug.h:
+
+silk/structs.h:
+
+silk/define.h:
+
+silk/debug.h:
+
+silk/tuning_parameters.h:
diff --git a/jni/libopus/silk/float/.deps/find_pred_coefs_FLP.Plo b/jni/libopus/silk/float/.deps/find_pred_coefs_FLP.Plo
new file mode 100644
index 0000000..acdb63a
--- /dev/null
+++ b/jni/libopus/silk/float/.deps/find_pred_coefs_FLP.Plo
@@ -0,0 +1,192 @@
+silk/float/find_pred_coefs_FLP.lo: silk/float/find_pred_coefs_FLP.c \
+ /usr/include/stdc-predef.h config.h silk/float/main_FLP.h \
+ silk/float/SigProc_FLP.h silk/SigProc_FIX.h /usr/include/string.h \
+ /usr/include/features.h /usr/include/sys/cdefs.h \
+ /usr/include/bits/wordsize.h /usr/include/gnu/stubs.h \
+ /usr/include/gnu/stubs-64.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stddef.h \
+ /usr/include/xlocale.h /usr/include/bits/string.h \
+ /usr/include/bits/string2.h /usr/include/endian.h \
+ /usr/include/bits/endian.h /usr/include/bits/byteswap.h \
+ /usr/include/bits/types.h /usr/include/bits/typesizes.h \
+ /usr/include/bits/byteswap-16.h /usr/include/stdlib.h silk/typedef.h \
+ include/opus_types.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdint.h \
+ /usr/include/stdint.h /usr/include/bits/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h \
+ silk/resampler_structs.h silk/macros.h silk/Inlines.h silk/MacroCount.h \
+ /usr/include/stdio.h /usr/include/libio.h /usr/include/_G_config.h \
+ /usr/include/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdarg.h \
+ /usr/include/bits/stdio_lim.h /usr/include/bits/sys_errlist.h \
+ /usr/include/bits/stdio.h silk/MacroDebug.h celt/float_cast.h \
+ celt/arch.h /usr/include/math.h /usr/include/bits/huge_val.h \
+ /usr/include/bits/huge_valf.h /usr/include/bits/huge_vall.h \
+ /usr/include/bits/inf.h /usr/include/bits/nan.h \
+ /usr/include/bits/mathdef.h /usr/include/bits/mathcalls.h \
+ /usr/include/bits/mathinline.h silk/float/structs_FLP.h silk/typedef.h \
+ silk/main.h silk/SigProc_FIX.h silk/define.h silk/errors.h \
+ silk/structs.h celt/entenc.h celt/entcode.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/limits.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/syslimits.h \
+ /usr/include/limits.h /usr/include/bits/posix1_lim.h \
+ /usr/include/bits/local_lim.h /usr/include/linux/limits.h \
+ /usr/include/bits/posix2_lim.h celt/ecintrin.h celt/entdec.h \
+ silk/tables.h silk/PLC.h silk/main.h silk/control.h silk/debug.h \
+ silk/structs.h silk/define.h silk/debug.h
+
+/usr/include/stdc-predef.h:
+
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+
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+
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+
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+
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+
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+
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+
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+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h:
+
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+
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+
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+
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+
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+
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+
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+
+silk/define.h:
+
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+
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+
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+
+celt/entcode.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/limits.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/syslimits.h:
+
+/usr/include/limits.h:
+
+/usr/include/bits/posix1_lim.h:
+
+/usr/include/bits/local_lim.h:
+
+/usr/include/linux/limits.h:
+
+/usr/include/bits/posix2_lim.h:
+
+celt/ecintrin.h:
+
+celt/entdec.h:
+
+silk/tables.h:
+
+silk/PLC.h:
+
+silk/main.h:
+
+silk/control.h:
+
+silk/debug.h:
+
+silk/structs.h:
+
+silk/define.h:
+
+silk/debug.h:
diff --git a/jni/libopus/silk/float/.deps/inner_product_FLP.Plo b/jni/libopus/silk/float/.deps/inner_product_FLP.Plo
new file mode 100644
index 0000000..ab04d94
--- /dev/null
+++ b/jni/libopus/silk/float/.deps/inner_product_FLP.Plo
@@ -0,0 +1,128 @@
+silk/float/inner_product_FLP.lo: silk/float/inner_product_FLP.c \
+ /usr/include/stdc-predef.h config.h silk/float/SigProc_FLP.h \
+ silk/SigProc_FIX.h /usr/include/string.h /usr/include/features.h \
+ /usr/include/sys/cdefs.h /usr/include/bits/wordsize.h \
+ /usr/include/gnu/stubs.h /usr/include/gnu/stubs-64.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stddef.h \
+ /usr/include/xlocale.h /usr/include/bits/string.h \
+ /usr/include/bits/string2.h /usr/include/endian.h \
+ /usr/include/bits/endian.h /usr/include/bits/byteswap.h \
+ /usr/include/bits/types.h /usr/include/bits/typesizes.h \
+ /usr/include/bits/byteswap-16.h /usr/include/stdlib.h silk/typedef.h \
+ include/opus_types.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdint.h \
+ /usr/include/stdint.h /usr/include/bits/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h \
+ silk/resampler_structs.h silk/macros.h silk/Inlines.h silk/MacroCount.h \
+ /usr/include/stdio.h /usr/include/libio.h /usr/include/_G_config.h \
+ /usr/include/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdarg.h \
+ /usr/include/bits/stdio_lim.h /usr/include/bits/sys_errlist.h \
+ /usr/include/bits/stdio.h silk/MacroDebug.h celt/float_cast.h \
+ celt/arch.h /usr/include/math.h /usr/include/bits/huge_val.h \
+ /usr/include/bits/huge_valf.h /usr/include/bits/huge_vall.h \
+ /usr/include/bits/inf.h /usr/include/bits/nan.h \
+ /usr/include/bits/mathdef.h /usr/include/bits/mathcalls.h \
+ /usr/include/bits/mathinline.h
+
+/usr/include/stdc-predef.h:
+
+config.h:
+
+silk/float/SigProc_FLP.h:
+
+silk/SigProc_FIX.h:
+
+/usr/include/string.h:
+
+/usr/include/features.h:
+
+/usr/include/sys/cdefs.h:
+
+/usr/include/bits/wordsize.h:
+
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+
+/usr/include/gnu/stubs-64.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stddef.h:
+
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+
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+
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+
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+
+/usr/include/stdlib.h:
+
+silk/typedef.h:
+
+include/opus_types.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdint.h:
+
+/usr/include/stdint.h:
+
+/usr/include/bits/wchar.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h:
+
+silk/resampler_structs.h:
+
+silk/macros.h:
+
+silk/Inlines.h:
+
+silk/MacroCount.h:
+
+/usr/include/stdio.h:
+
+/usr/include/libio.h:
+
+/usr/include/_G_config.h:
+
+/usr/include/wchar.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdarg.h:
+
+/usr/include/bits/stdio_lim.h:
+
+/usr/include/bits/sys_errlist.h:
+
+/usr/include/bits/stdio.h:
+
+silk/MacroDebug.h:
+
+celt/float_cast.h:
+
+celt/arch.h:
+
+/usr/include/math.h:
+
+/usr/include/bits/huge_val.h:
+
+/usr/include/bits/huge_valf.h:
+
+/usr/include/bits/huge_vall.h:
+
+/usr/include/bits/inf.h:
+
+/usr/include/bits/nan.h:
+
+/usr/include/bits/mathdef.h:
+
+/usr/include/bits/mathcalls.h:
+
+/usr/include/bits/mathinline.h:
diff --git a/jni/libopus/silk/float/.deps/k2a_FLP.Plo b/jni/libopus/silk/float/.deps/k2a_FLP.Plo
new file mode 100644
index 0000000..1cf9f60
--- /dev/null
+++ b/jni/libopus/silk/float/.deps/k2a_FLP.Plo
@@ -0,0 +1,128 @@
+silk/float/k2a_FLP.lo: silk/float/k2a_FLP.c /usr/include/stdc-predef.h \
+ config.h silk/float/SigProc_FLP.h silk/SigProc_FIX.h \
+ /usr/include/string.h /usr/include/features.h /usr/include/sys/cdefs.h \
+ /usr/include/bits/wordsize.h /usr/include/gnu/stubs.h \
+ /usr/include/gnu/stubs-64.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stddef.h \
+ /usr/include/xlocale.h /usr/include/bits/string.h \
+ /usr/include/bits/string2.h /usr/include/endian.h \
+ /usr/include/bits/endian.h /usr/include/bits/byteswap.h \
+ /usr/include/bits/types.h /usr/include/bits/typesizes.h \
+ /usr/include/bits/byteswap-16.h /usr/include/stdlib.h silk/typedef.h \
+ include/opus_types.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdint.h \
+ /usr/include/stdint.h /usr/include/bits/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h \
+ silk/resampler_structs.h silk/macros.h silk/Inlines.h silk/MacroCount.h \
+ /usr/include/stdio.h /usr/include/libio.h /usr/include/_G_config.h \
+ /usr/include/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdarg.h \
+ /usr/include/bits/stdio_lim.h /usr/include/bits/sys_errlist.h \
+ /usr/include/bits/stdio.h silk/MacroDebug.h celt/float_cast.h \
+ celt/arch.h /usr/include/math.h /usr/include/bits/huge_val.h \
+ /usr/include/bits/huge_valf.h /usr/include/bits/huge_vall.h \
+ /usr/include/bits/inf.h /usr/include/bits/nan.h \
+ /usr/include/bits/mathdef.h /usr/include/bits/mathcalls.h \
+ /usr/include/bits/mathinline.h
+
+/usr/include/stdc-predef.h:
+
+config.h:
+
+silk/float/SigProc_FLP.h:
+
+silk/SigProc_FIX.h:
+
+/usr/include/string.h:
+
+/usr/include/features.h:
+
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+
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+
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+
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+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stddef.h:
+
+/usr/include/xlocale.h:
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+/usr/include/stdlib.h:
+
+silk/typedef.h:
+
+include/opus_types.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdint.h:
+
+/usr/include/stdint.h:
+
+/usr/include/bits/wchar.h:
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+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h:
+
+silk/resampler_structs.h:
+
+silk/macros.h:
+
+silk/Inlines.h:
+
+silk/MacroCount.h:
+
+/usr/include/stdio.h:
+
+/usr/include/libio.h:
+
+/usr/include/_G_config.h:
+
+/usr/include/wchar.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdarg.h:
+
+/usr/include/bits/stdio_lim.h:
+
+/usr/include/bits/sys_errlist.h:
+
+/usr/include/bits/stdio.h:
+
+silk/MacroDebug.h:
+
+celt/float_cast.h:
+
+celt/arch.h:
+
+/usr/include/math.h:
+
+/usr/include/bits/huge_val.h:
+
+/usr/include/bits/huge_valf.h:
+
+/usr/include/bits/huge_vall.h:
+
+/usr/include/bits/inf.h:
+
+/usr/include/bits/nan.h:
+
+/usr/include/bits/mathdef.h:
+
+/usr/include/bits/mathcalls.h:
+
+/usr/include/bits/mathinline.h:
diff --git a/jni/libopus/silk/float/.deps/levinsondurbin_FLP.Plo b/jni/libopus/silk/float/.deps/levinsondurbin_FLP.Plo
new file mode 100644
index 0000000..9aa02a3
--- /dev/null
+++ b/jni/libopus/silk/float/.deps/levinsondurbin_FLP.Plo
@@ -0,0 +1,128 @@
+silk/float/levinsondurbin_FLP.lo: silk/float/levinsondurbin_FLP.c \
+ /usr/include/stdc-predef.h config.h silk/float/SigProc_FLP.h \
+ silk/SigProc_FIX.h /usr/include/string.h /usr/include/features.h \
+ /usr/include/sys/cdefs.h /usr/include/bits/wordsize.h \
+ /usr/include/gnu/stubs.h /usr/include/gnu/stubs-64.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stddef.h \
+ /usr/include/xlocale.h /usr/include/bits/string.h \
+ /usr/include/bits/string2.h /usr/include/endian.h \
+ /usr/include/bits/endian.h /usr/include/bits/byteswap.h \
+ /usr/include/bits/types.h /usr/include/bits/typesizes.h \
+ /usr/include/bits/byteswap-16.h /usr/include/stdlib.h silk/typedef.h \
+ include/opus_types.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdint.h \
+ /usr/include/stdint.h /usr/include/bits/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h \
+ silk/resampler_structs.h silk/macros.h silk/Inlines.h silk/MacroCount.h \
+ /usr/include/stdio.h /usr/include/libio.h /usr/include/_G_config.h \
+ /usr/include/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdarg.h \
+ /usr/include/bits/stdio_lim.h /usr/include/bits/sys_errlist.h \
+ /usr/include/bits/stdio.h silk/MacroDebug.h celt/float_cast.h \
+ celt/arch.h /usr/include/math.h /usr/include/bits/huge_val.h \
+ /usr/include/bits/huge_valf.h /usr/include/bits/huge_vall.h \
+ /usr/include/bits/inf.h /usr/include/bits/nan.h \
+ /usr/include/bits/mathdef.h /usr/include/bits/mathcalls.h \
+ /usr/include/bits/mathinline.h
+
+/usr/include/stdc-predef.h:
+
+config.h:
+
+silk/float/SigProc_FLP.h:
+
+silk/SigProc_FIX.h:
+
+/usr/include/string.h:
+
+/usr/include/features.h:
+
+/usr/include/sys/cdefs.h:
+
+/usr/include/bits/wordsize.h:
+
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+
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+
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+
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+/usr/include/bits/byteswap-16.h:
+
+/usr/include/stdlib.h:
+
+silk/typedef.h:
+
+include/opus_types.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdint.h:
+
+/usr/include/stdint.h:
+
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+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h:
+
+silk/resampler_structs.h:
+
+silk/macros.h:
+
+silk/Inlines.h:
+
+silk/MacroCount.h:
+
+/usr/include/stdio.h:
+
+/usr/include/libio.h:
+
+/usr/include/_G_config.h:
+
+/usr/include/wchar.h:
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+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdarg.h:
+
+/usr/include/bits/stdio_lim.h:
+
+/usr/include/bits/sys_errlist.h:
+
+/usr/include/bits/stdio.h:
+
+silk/MacroDebug.h:
+
+celt/float_cast.h:
+
+celt/arch.h:
+
+/usr/include/math.h:
+
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+/usr/include/bits/huge_valf.h:
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+/usr/include/bits/mathdef.h:
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+/usr/include/bits/mathcalls.h:
+
+/usr/include/bits/mathinline.h:
diff --git a/jni/libopus/silk/float/.deps/noise_shape_analysis_FLP.Plo b/jni/libopus/silk/float/.deps/noise_shape_analysis_FLP.Plo
new file mode 100644
index 0000000..e7787e6
--- /dev/null
+++ b/jni/libopus/silk/float/.deps/noise_shape_analysis_FLP.Plo
@@ -0,0 +1,194 @@
+silk/float/noise_shape_analysis_FLP.lo: \
+ silk/float/noise_shape_analysis_FLP.c /usr/include/stdc-predef.h \
+ config.h silk/float/main_FLP.h silk/float/SigProc_FLP.h \
+ silk/SigProc_FIX.h /usr/include/string.h /usr/include/features.h \
+ /usr/include/sys/cdefs.h /usr/include/bits/wordsize.h \
+ /usr/include/gnu/stubs.h /usr/include/gnu/stubs-64.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stddef.h \
+ /usr/include/xlocale.h /usr/include/bits/string.h \
+ /usr/include/bits/string2.h /usr/include/endian.h \
+ /usr/include/bits/endian.h /usr/include/bits/byteswap.h \
+ /usr/include/bits/types.h /usr/include/bits/typesizes.h \
+ /usr/include/bits/byteswap-16.h /usr/include/stdlib.h silk/typedef.h \
+ include/opus_types.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdint.h \
+ /usr/include/stdint.h /usr/include/bits/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h \
+ silk/resampler_structs.h silk/macros.h silk/Inlines.h silk/MacroCount.h \
+ /usr/include/stdio.h /usr/include/libio.h /usr/include/_G_config.h \
+ /usr/include/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdarg.h \
+ /usr/include/bits/stdio_lim.h /usr/include/bits/sys_errlist.h \
+ /usr/include/bits/stdio.h silk/MacroDebug.h celt/float_cast.h \
+ celt/arch.h /usr/include/math.h /usr/include/bits/huge_val.h \
+ /usr/include/bits/huge_valf.h /usr/include/bits/huge_vall.h \
+ /usr/include/bits/inf.h /usr/include/bits/nan.h \
+ /usr/include/bits/mathdef.h /usr/include/bits/mathcalls.h \
+ /usr/include/bits/mathinline.h silk/float/structs_FLP.h silk/typedef.h \
+ silk/main.h silk/SigProc_FIX.h silk/define.h silk/errors.h \
+ silk/structs.h celt/entenc.h celt/entcode.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/limits.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/syslimits.h \
+ /usr/include/limits.h /usr/include/bits/posix1_lim.h \
+ /usr/include/bits/local_lim.h /usr/include/linux/limits.h \
+ /usr/include/bits/posix2_lim.h celt/ecintrin.h celt/entdec.h \
+ silk/tables.h silk/PLC.h silk/main.h silk/control.h silk/debug.h \
+ silk/structs.h silk/define.h silk/debug.h silk/tuning_parameters.h
+
+/usr/include/stdc-predef.h:
+
+config.h:
+
+silk/float/main_FLP.h:
+
+silk/float/SigProc_FLP.h:
+
+silk/SigProc_FIX.h:
+
+/usr/include/string.h:
+
+/usr/include/features.h:
+
+/usr/include/sys/cdefs.h:
+
+/usr/include/bits/wordsize.h:
+
+/usr/include/gnu/stubs.h:
+
+/usr/include/gnu/stubs-64.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stddef.h:
+
+/usr/include/xlocale.h:
+
+/usr/include/bits/string.h:
+
+/usr/include/bits/string2.h:
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+/usr/include/endian.h:
+
+/usr/include/bits/endian.h:
+
+/usr/include/bits/byteswap.h:
+
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+
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+
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+
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+
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+
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+
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diff --git a/jni/libopus/silk/float/.deps/pitch_analysis_core_FLP.Plo b/jni/libopus/silk/float/.deps/pitch_analysis_core_FLP.Plo
new file mode 100644
index 0000000..4e42434
--- /dev/null
+++ b/jni/libopus/silk/float/.deps/pitch_analysis_core_FLP.Plo
@@ -0,0 +1,134 @@
+silk/float/pitch_analysis_core_FLP.lo: \
+ silk/float/pitch_analysis_core_FLP.c /usr/include/stdc-predef.h config.h \
+ silk/float/SigProc_FLP.h silk/SigProc_FIX.h /usr/include/string.h \
+ /usr/include/features.h /usr/include/sys/cdefs.h \
+ /usr/include/bits/wordsize.h /usr/include/gnu/stubs.h \
+ /usr/include/gnu/stubs-64.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stddef.h \
+ /usr/include/xlocale.h /usr/include/bits/string.h \
+ /usr/include/bits/string2.h /usr/include/endian.h \
+ /usr/include/bits/endian.h /usr/include/bits/byteswap.h \
+ /usr/include/bits/types.h /usr/include/bits/typesizes.h \
+ /usr/include/bits/byteswap-16.h /usr/include/stdlib.h silk/typedef.h \
+ include/opus_types.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdint.h \
+ /usr/include/stdint.h /usr/include/bits/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h \
+ silk/resampler_structs.h silk/macros.h silk/Inlines.h silk/MacroCount.h \
+ /usr/include/stdio.h /usr/include/libio.h /usr/include/_G_config.h \
+ /usr/include/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdarg.h \
+ /usr/include/bits/stdio_lim.h /usr/include/bits/sys_errlist.h \
+ /usr/include/bits/stdio.h silk/MacroDebug.h celt/float_cast.h \
+ celt/arch.h /usr/include/math.h /usr/include/bits/huge_val.h \
+ /usr/include/bits/huge_valf.h /usr/include/bits/huge_vall.h \
+ /usr/include/bits/inf.h /usr/include/bits/nan.h \
+ /usr/include/bits/mathdef.h /usr/include/bits/mathcalls.h \
+ /usr/include/bits/mathinline.h silk/pitch_est_defines.h \
+ silk/SigProc_FIX.h
+
+/usr/include/stdc-predef.h:
+
+config.h:
+
+silk/float/SigProc_FLP.h:
+
+silk/SigProc_FIX.h:
+
+/usr/include/string.h:
+
+/usr/include/features.h:
+
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+
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+
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+
+silk/typedef.h:
+
+include/opus_types.h:
+
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+
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+
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+
+silk/MacroCount.h:
+
+/usr/include/stdio.h:
+
+/usr/include/libio.h:
+
+/usr/include/_G_config.h:
+
+/usr/include/wchar.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdarg.h:
+
+/usr/include/bits/stdio_lim.h:
+
+/usr/include/bits/sys_errlist.h:
+
+/usr/include/bits/stdio.h:
+
+silk/MacroDebug.h:
+
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+
+celt/arch.h:
+
+/usr/include/math.h:
+
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+
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+
+/usr/include/bits/mathcalls.h:
+
+/usr/include/bits/mathinline.h:
+
+silk/pitch_est_defines.h:
+
+silk/SigProc_FIX.h:
diff --git a/jni/libopus/silk/float/.deps/prefilter_FLP.Plo b/jni/libopus/silk/float/.deps/prefilter_FLP.Plo
new file mode 100644
index 0000000..7a6cd37
--- /dev/null
+++ b/jni/libopus/silk/float/.deps/prefilter_FLP.Plo
@@ -0,0 +1,194 @@
+silk/float/prefilter_FLP.lo: silk/float/prefilter_FLP.c \
+ /usr/include/stdc-predef.h config.h silk/float/main_FLP.h \
+ silk/float/SigProc_FLP.h silk/SigProc_FIX.h /usr/include/string.h \
+ /usr/include/features.h /usr/include/sys/cdefs.h \
+ /usr/include/bits/wordsize.h /usr/include/gnu/stubs.h \
+ /usr/include/gnu/stubs-64.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stddef.h \
+ /usr/include/xlocale.h /usr/include/bits/string.h \
+ /usr/include/bits/string2.h /usr/include/endian.h \
+ /usr/include/bits/endian.h /usr/include/bits/byteswap.h \
+ /usr/include/bits/types.h /usr/include/bits/typesizes.h \
+ /usr/include/bits/byteswap-16.h /usr/include/stdlib.h silk/typedef.h \
+ include/opus_types.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdint.h \
+ /usr/include/stdint.h /usr/include/bits/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h \
+ silk/resampler_structs.h silk/macros.h silk/Inlines.h silk/MacroCount.h \
+ /usr/include/stdio.h /usr/include/libio.h /usr/include/_G_config.h \
+ /usr/include/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdarg.h \
+ /usr/include/bits/stdio_lim.h /usr/include/bits/sys_errlist.h \
+ /usr/include/bits/stdio.h silk/MacroDebug.h celt/float_cast.h \
+ celt/arch.h /usr/include/math.h /usr/include/bits/huge_val.h \
+ /usr/include/bits/huge_valf.h /usr/include/bits/huge_vall.h \
+ /usr/include/bits/inf.h /usr/include/bits/nan.h \
+ /usr/include/bits/mathdef.h /usr/include/bits/mathcalls.h \
+ /usr/include/bits/mathinline.h silk/float/structs_FLP.h silk/typedef.h \
+ silk/main.h silk/SigProc_FIX.h silk/define.h silk/errors.h \
+ silk/structs.h celt/entenc.h celt/entcode.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/limits.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/syslimits.h \
+ /usr/include/limits.h /usr/include/bits/posix1_lim.h \
+ /usr/include/bits/local_lim.h /usr/include/linux/limits.h \
+ /usr/include/bits/posix2_lim.h celt/ecintrin.h celt/entdec.h \
+ silk/tables.h silk/PLC.h silk/main.h silk/control.h silk/debug.h \
+ silk/structs.h silk/define.h silk/debug.h silk/tuning_parameters.h
+
+/usr/include/stdc-predef.h:
+
+config.h:
+
+silk/float/main_FLP.h:
+
+silk/float/SigProc_FLP.h:
+
+silk/SigProc_FIX.h:
+
+/usr/include/string.h:
+
+/usr/include/features.h:
+
+/usr/include/sys/cdefs.h:
+
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+
+/usr/include/gnu/stubs.h:
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+
+/usr/include/xlocale.h:
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+
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+
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+
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+
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+
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+
+silk/define.h:
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+
+/usr/include/bits/posix2_lim.h:
+
+celt/ecintrin.h:
+
+celt/entdec.h:
+
+silk/tables.h:
+
+silk/PLC.h:
+
+silk/main.h:
+
+silk/control.h:
+
+silk/debug.h:
+
+silk/structs.h:
+
+silk/define.h:
+
+silk/debug.h:
+
+silk/tuning_parameters.h:
diff --git a/jni/libopus/silk/float/.deps/process_gains_FLP.Plo b/jni/libopus/silk/float/.deps/process_gains_FLP.Plo
new file mode 100644
index 0000000..2e30b05
--- /dev/null
+++ b/jni/libopus/silk/float/.deps/process_gains_FLP.Plo
@@ -0,0 +1,194 @@
+silk/float/process_gains_FLP.lo: silk/float/process_gains_FLP.c \
+ /usr/include/stdc-predef.h config.h silk/float/main_FLP.h \
+ silk/float/SigProc_FLP.h silk/SigProc_FIX.h /usr/include/string.h \
+ /usr/include/features.h /usr/include/sys/cdefs.h \
+ /usr/include/bits/wordsize.h /usr/include/gnu/stubs.h \
+ /usr/include/gnu/stubs-64.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stddef.h \
+ /usr/include/xlocale.h /usr/include/bits/string.h \
+ /usr/include/bits/string2.h /usr/include/endian.h \
+ /usr/include/bits/endian.h /usr/include/bits/byteswap.h \
+ /usr/include/bits/types.h /usr/include/bits/typesizes.h \
+ /usr/include/bits/byteswap-16.h /usr/include/stdlib.h silk/typedef.h \
+ include/opus_types.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdint.h \
+ /usr/include/stdint.h /usr/include/bits/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h \
+ silk/resampler_structs.h silk/macros.h silk/Inlines.h silk/MacroCount.h \
+ /usr/include/stdio.h /usr/include/libio.h /usr/include/_G_config.h \
+ /usr/include/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdarg.h \
+ /usr/include/bits/stdio_lim.h /usr/include/bits/sys_errlist.h \
+ /usr/include/bits/stdio.h silk/MacroDebug.h celt/float_cast.h \
+ celt/arch.h /usr/include/math.h /usr/include/bits/huge_val.h \
+ /usr/include/bits/huge_valf.h /usr/include/bits/huge_vall.h \
+ /usr/include/bits/inf.h /usr/include/bits/nan.h \
+ /usr/include/bits/mathdef.h /usr/include/bits/mathcalls.h \
+ /usr/include/bits/mathinline.h silk/float/structs_FLP.h silk/typedef.h \
+ silk/main.h silk/SigProc_FIX.h silk/define.h silk/errors.h \
+ silk/structs.h celt/entenc.h celt/entcode.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/limits.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/syslimits.h \
+ /usr/include/limits.h /usr/include/bits/posix1_lim.h \
+ /usr/include/bits/local_lim.h /usr/include/linux/limits.h \
+ /usr/include/bits/posix2_lim.h celt/ecintrin.h celt/entdec.h \
+ silk/tables.h silk/PLC.h silk/main.h silk/control.h silk/debug.h \
+ silk/structs.h silk/define.h silk/debug.h silk/tuning_parameters.h
+
+/usr/include/stdc-predef.h:
+
+config.h:
+
+silk/float/main_FLP.h:
+
+silk/float/SigProc_FLP.h:
+
+silk/SigProc_FIX.h:
+
+/usr/include/string.h:
+
+/usr/include/features.h:
+
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+
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+
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+
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+
+/usr/include/stdlib.h:
+
+silk/typedef.h:
+
+include/opus_types.h:
+
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+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h:
+
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+
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+
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+
+silk/MacroCount.h:
+
+/usr/include/stdio.h:
+
+/usr/include/libio.h:
+
+/usr/include/_G_config.h:
+
+/usr/include/wchar.h:
+
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+
+/usr/include/bits/stdio_lim.h:
+
+/usr/include/bits/sys_errlist.h:
+
+/usr/include/bits/stdio.h:
+
+silk/MacroDebug.h:
+
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+
+celt/arch.h:
+
+/usr/include/math.h:
+
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+
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+
+/usr/include/bits/nan.h:
+
+/usr/include/bits/mathdef.h:
+
+/usr/include/bits/mathcalls.h:
+
+/usr/include/bits/mathinline.h:
+
+silk/float/structs_FLP.h:
+
+silk/typedef.h:
+
+silk/main.h:
+
+silk/SigProc_FIX.h:
+
+silk/define.h:
+
+silk/errors.h:
+
+silk/structs.h:
+
+celt/entenc.h:
+
+celt/entcode.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/limits.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/syslimits.h:
+
+/usr/include/limits.h:
+
+/usr/include/bits/posix1_lim.h:
+
+/usr/include/bits/local_lim.h:
+
+/usr/include/linux/limits.h:
+
+/usr/include/bits/posix2_lim.h:
+
+celt/ecintrin.h:
+
+celt/entdec.h:
+
+silk/tables.h:
+
+silk/PLC.h:
+
+silk/main.h:
+
+silk/control.h:
+
+silk/debug.h:
+
+silk/structs.h:
+
+silk/define.h:
+
+silk/debug.h:
+
+silk/tuning_parameters.h:
diff --git a/jni/libopus/silk/float/.deps/regularize_correlations_FLP.Plo b/jni/libopus/silk/float/.deps/regularize_correlations_FLP.Plo
new file mode 100644
index 0000000..0ea3b45
--- /dev/null
+++ b/jni/libopus/silk/float/.deps/regularize_correlations_FLP.Plo
@@ -0,0 +1,192 @@
+silk/float/regularize_correlations_FLP.lo: \
+ silk/float/regularize_correlations_FLP.c /usr/include/stdc-predef.h \
+ config.h silk/float/main_FLP.h silk/float/SigProc_FLP.h \
+ silk/SigProc_FIX.h /usr/include/string.h /usr/include/features.h \
+ /usr/include/sys/cdefs.h /usr/include/bits/wordsize.h \
+ /usr/include/gnu/stubs.h /usr/include/gnu/stubs-64.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stddef.h \
+ /usr/include/xlocale.h /usr/include/bits/string.h \
+ /usr/include/bits/string2.h /usr/include/endian.h \
+ /usr/include/bits/endian.h /usr/include/bits/byteswap.h \
+ /usr/include/bits/types.h /usr/include/bits/typesizes.h \
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+ /usr/include/bits/huge_valf.h /usr/include/bits/huge_vall.h \
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+ /usr/include/bits/mathdef.h /usr/include/bits/mathcalls.h \
+ /usr/include/bits/mathinline.h silk/float/structs_FLP.h silk/typedef.h \
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+ /usr/include/bits/local_lim.h /usr/include/linux/limits.h \
+ /usr/include/bits/posix2_lim.h celt/ecintrin.h celt/entdec.h \
+ silk/tables.h silk/PLC.h silk/main.h silk/control.h silk/debug.h \
+ silk/structs.h silk/define.h silk/debug.h
+
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diff --git a/jni/libopus/silk/float/.deps/residual_energy_FLP.Plo b/jni/libopus/silk/float/.deps/residual_energy_FLP.Plo
new file mode 100644
index 0000000..f840c04
--- /dev/null
+++ b/jni/libopus/silk/float/.deps/residual_energy_FLP.Plo
@@ -0,0 +1,192 @@
+silk/float/residual_energy_FLP.lo: silk/float/residual_energy_FLP.c \
+ /usr/include/stdc-predef.h config.h silk/float/main_FLP.h \
+ silk/float/SigProc_FLP.h silk/SigProc_FIX.h /usr/include/string.h \
+ /usr/include/features.h /usr/include/sys/cdefs.h \
+ /usr/include/bits/wordsize.h /usr/include/gnu/stubs.h \
+ /usr/include/gnu/stubs-64.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stddef.h \
+ /usr/include/xlocale.h /usr/include/bits/string.h \
+ /usr/include/bits/string2.h /usr/include/endian.h \
+ /usr/include/bits/endian.h /usr/include/bits/byteswap.h \
+ /usr/include/bits/types.h /usr/include/bits/typesizes.h \
+ /usr/include/bits/byteswap-16.h /usr/include/stdlib.h silk/typedef.h \
+ include/opus_types.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdint.h \
+ /usr/include/stdint.h /usr/include/bits/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h \
+ silk/resampler_structs.h silk/macros.h silk/Inlines.h silk/MacroCount.h \
+ /usr/include/stdio.h /usr/include/libio.h /usr/include/_G_config.h \
+ /usr/include/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdarg.h \
+ /usr/include/bits/stdio_lim.h /usr/include/bits/sys_errlist.h \
+ /usr/include/bits/stdio.h silk/MacroDebug.h celt/float_cast.h \
+ celt/arch.h /usr/include/math.h /usr/include/bits/huge_val.h \
+ /usr/include/bits/huge_valf.h /usr/include/bits/huge_vall.h \
+ /usr/include/bits/inf.h /usr/include/bits/nan.h \
+ /usr/include/bits/mathdef.h /usr/include/bits/mathcalls.h \
+ /usr/include/bits/mathinline.h silk/float/structs_FLP.h silk/typedef.h \
+ silk/main.h silk/SigProc_FIX.h silk/define.h silk/errors.h \
+ silk/structs.h celt/entenc.h celt/entcode.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/limits.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/syslimits.h \
+ /usr/include/limits.h /usr/include/bits/posix1_lim.h \
+ /usr/include/bits/local_lim.h /usr/include/linux/limits.h \
+ /usr/include/bits/posix2_lim.h celt/ecintrin.h celt/entdec.h \
+ silk/tables.h silk/PLC.h silk/main.h silk/control.h silk/debug.h \
+ silk/structs.h silk/define.h silk/debug.h
+
+/usr/include/stdc-predef.h:
+
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diff --git a/jni/libopus/silk/float/.deps/scale_copy_vector_FLP.Plo b/jni/libopus/silk/float/.deps/scale_copy_vector_FLP.Plo
new file mode 100644
index 0000000..f5287c2
--- /dev/null
+++ b/jni/libopus/silk/float/.deps/scale_copy_vector_FLP.Plo
@@ -0,0 +1,128 @@
+silk/float/scale_copy_vector_FLP.lo: silk/float/scale_copy_vector_FLP.c \
+ /usr/include/stdc-predef.h config.h silk/float/SigProc_FLP.h \
+ silk/SigProc_FIX.h /usr/include/string.h /usr/include/features.h \
+ /usr/include/sys/cdefs.h /usr/include/bits/wordsize.h \
+ /usr/include/gnu/stubs.h /usr/include/gnu/stubs-64.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stddef.h \
+ /usr/include/xlocale.h /usr/include/bits/string.h \
+ /usr/include/bits/string2.h /usr/include/endian.h \
+ /usr/include/bits/endian.h /usr/include/bits/byteswap.h \
+ /usr/include/bits/types.h /usr/include/bits/typesizes.h \
+ /usr/include/bits/byteswap-16.h /usr/include/stdlib.h silk/typedef.h \
+ include/opus_types.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdint.h \
+ /usr/include/stdint.h /usr/include/bits/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h \
+ silk/resampler_structs.h silk/macros.h silk/Inlines.h silk/MacroCount.h \
+ /usr/include/stdio.h /usr/include/libio.h /usr/include/_G_config.h \
+ /usr/include/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdarg.h \
+ /usr/include/bits/stdio_lim.h /usr/include/bits/sys_errlist.h \
+ /usr/include/bits/stdio.h silk/MacroDebug.h celt/float_cast.h \
+ celt/arch.h /usr/include/math.h /usr/include/bits/huge_val.h \
+ /usr/include/bits/huge_valf.h /usr/include/bits/huge_vall.h \
+ /usr/include/bits/inf.h /usr/include/bits/nan.h \
+ /usr/include/bits/mathdef.h /usr/include/bits/mathcalls.h \
+ /usr/include/bits/mathinline.h
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diff --git a/jni/libopus/silk/float/.deps/scale_vector_FLP.Plo b/jni/libopus/silk/float/.deps/scale_vector_FLP.Plo
new file mode 100644
index 0000000..1e79eef
--- /dev/null
+++ b/jni/libopus/silk/float/.deps/scale_vector_FLP.Plo
@@ -0,0 +1,128 @@
+silk/float/scale_vector_FLP.lo: silk/float/scale_vector_FLP.c \
+ /usr/include/stdc-predef.h config.h silk/float/SigProc_FLP.h \
+ silk/SigProc_FIX.h /usr/include/string.h /usr/include/features.h \
+ /usr/include/sys/cdefs.h /usr/include/bits/wordsize.h \
+ /usr/include/gnu/stubs.h /usr/include/gnu/stubs-64.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stddef.h \
+ /usr/include/xlocale.h /usr/include/bits/string.h \
+ /usr/include/bits/string2.h /usr/include/endian.h \
+ /usr/include/bits/endian.h /usr/include/bits/byteswap.h \
+ /usr/include/bits/types.h /usr/include/bits/typesizes.h \
+ /usr/include/bits/byteswap-16.h /usr/include/stdlib.h silk/typedef.h \
+ include/opus_types.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdint.h \
+ /usr/include/stdint.h /usr/include/bits/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h \
+ silk/resampler_structs.h silk/macros.h silk/Inlines.h silk/MacroCount.h \
+ /usr/include/stdio.h /usr/include/libio.h /usr/include/_G_config.h \
+ /usr/include/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdarg.h \
+ /usr/include/bits/stdio_lim.h /usr/include/bits/sys_errlist.h \
+ /usr/include/bits/stdio.h silk/MacroDebug.h celt/float_cast.h \
+ celt/arch.h /usr/include/math.h /usr/include/bits/huge_val.h \
+ /usr/include/bits/huge_valf.h /usr/include/bits/huge_vall.h \
+ /usr/include/bits/inf.h /usr/include/bits/nan.h \
+ /usr/include/bits/mathdef.h /usr/include/bits/mathcalls.h \
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diff --git a/jni/libopus/silk/float/.deps/schur_FLP.Plo b/jni/libopus/silk/float/.deps/schur_FLP.Plo
new file mode 100644
index 0000000..621762c
--- /dev/null
+++ b/jni/libopus/silk/float/.deps/schur_FLP.Plo
@@ -0,0 +1,128 @@
+silk/float/schur_FLP.lo: silk/float/schur_FLP.c \
+ /usr/include/stdc-predef.h config.h silk/float/SigProc_FLP.h \
+ silk/SigProc_FIX.h /usr/include/string.h /usr/include/features.h \
+ /usr/include/sys/cdefs.h /usr/include/bits/wordsize.h \
+ /usr/include/gnu/stubs.h /usr/include/gnu/stubs-64.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stddef.h \
+ /usr/include/xlocale.h /usr/include/bits/string.h \
+ /usr/include/bits/string2.h /usr/include/endian.h \
+ /usr/include/bits/endian.h /usr/include/bits/byteswap.h \
+ /usr/include/bits/types.h /usr/include/bits/typesizes.h \
+ /usr/include/bits/byteswap-16.h /usr/include/stdlib.h silk/typedef.h \
+ include/opus_types.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdint.h \
+ /usr/include/stdint.h /usr/include/bits/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h \
+ silk/resampler_structs.h silk/macros.h silk/Inlines.h silk/MacroCount.h \
+ /usr/include/stdio.h /usr/include/libio.h /usr/include/_G_config.h \
+ /usr/include/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdarg.h \
+ /usr/include/bits/stdio_lim.h /usr/include/bits/sys_errlist.h \
+ /usr/include/bits/stdio.h silk/MacroDebug.h celt/float_cast.h \
+ celt/arch.h /usr/include/math.h /usr/include/bits/huge_val.h \
+ /usr/include/bits/huge_valf.h /usr/include/bits/huge_vall.h \
+ /usr/include/bits/inf.h /usr/include/bits/nan.h \
+ /usr/include/bits/mathdef.h /usr/include/bits/mathcalls.h \
+ /usr/include/bits/mathinline.h
+
+/usr/include/stdc-predef.h:
+
+config.h:
+
+silk/float/SigProc_FLP.h:
+
+silk/SigProc_FIX.h:
+
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+
+/usr/include/features.h:
+
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+
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+
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+
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+
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+
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+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h:
+
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+
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+
+silk/Inlines.h:
+
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+
+/usr/include/stdio.h:
+
+/usr/include/libio.h:
+
+/usr/include/_G_config.h:
+
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+
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+
+/usr/include/bits/stdio_lim.h:
+
+/usr/include/bits/sys_errlist.h:
+
+/usr/include/bits/stdio.h:
+
+silk/MacroDebug.h:
+
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+
+celt/arch.h:
+
+/usr/include/math.h:
+
+/usr/include/bits/huge_val.h:
+
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+
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+
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+
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+
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+
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+
+/usr/include/bits/mathinline.h:
diff --git a/jni/libopus/silk/float/.deps/solve_LS_FLP.Plo b/jni/libopus/silk/float/.deps/solve_LS_FLP.Plo
new file mode 100644
index 0000000..81f5470
--- /dev/null
+++ b/jni/libopus/silk/float/.deps/solve_LS_FLP.Plo
@@ -0,0 +1,194 @@
+silk/float/solve_LS_FLP.lo: silk/float/solve_LS_FLP.c \
+ /usr/include/stdc-predef.h config.h silk/float/main_FLP.h \
+ silk/float/SigProc_FLP.h silk/SigProc_FIX.h /usr/include/string.h \
+ /usr/include/features.h /usr/include/sys/cdefs.h \
+ /usr/include/bits/wordsize.h /usr/include/gnu/stubs.h \
+ /usr/include/gnu/stubs-64.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stddef.h \
+ /usr/include/xlocale.h /usr/include/bits/string.h \
+ /usr/include/bits/string2.h /usr/include/endian.h \
+ /usr/include/bits/endian.h /usr/include/bits/byteswap.h \
+ /usr/include/bits/types.h /usr/include/bits/typesizes.h \
+ /usr/include/bits/byteswap-16.h /usr/include/stdlib.h silk/typedef.h \
+ include/opus_types.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdint.h \
+ /usr/include/stdint.h /usr/include/bits/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h \
+ silk/resampler_structs.h silk/macros.h silk/Inlines.h silk/MacroCount.h \
+ /usr/include/stdio.h /usr/include/libio.h /usr/include/_G_config.h \
+ /usr/include/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdarg.h \
+ /usr/include/bits/stdio_lim.h /usr/include/bits/sys_errlist.h \
+ /usr/include/bits/stdio.h silk/MacroDebug.h celt/float_cast.h \
+ celt/arch.h /usr/include/math.h /usr/include/bits/huge_val.h \
+ /usr/include/bits/huge_valf.h /usr/include/bits/huge_vall.h \
+ /usr/include/bits/inf.h /usr/include/bits/nan.h \
+ /usr/include/bits/mathdef.h /usr/include/bits/mathcalls.h \
+ /usr/include/bits/mathinline.h silk/float/structs_FLP.h silk/typedef.h \
+ silk/main.h silk/SigProc_FIX.h silk/define.h silk/errors.h \
+ silk/structs.h celt/entenc.h celt/entcode.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/limits.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/syslimits.h \
+ /usr/include/limits.h /usr/include/bits/posix1_lim.h \
+ /usr/include/bits/local_lim.h /usr/include/linux/limits.h \
+ /usr/include/bits/posix2_lim.h celt/ecintrin.h celt/entdec.h \
+ silk/tables.h silk/PLC.h silk/main.h silk/control.h silk/debug.h \
+ silk/structs.h silk/define.h silk/debug.h silk/tuning_parameters.h
+
+/usr/include/stdc-predef.h:
+
+config.h:
+
+silk/float/main_FLP.h:
+
+silk/float/SigProc_FLP.h:
+
+silk/SigProc_FIX.h:
+
+/usr/include/string.h:
+
+/usr/include/features.h:
+
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+
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+
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+
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+
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+
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+
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+
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+
+/usr/include/bits/endian.h:
+
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+
+/usr/include/bits/types.h:
+
+/usr/include/bits/typesizes.h:
+
+/usr/include/bits/byteswap-16.h:
+
+/usr/include/stdlib.h:
+
+silk/typedef.h:
+
+include/opus_types.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdint.h:
+
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+
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+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h:
+
+silk/resampler_structs.h:
+
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+
+silk/Inlines.h:
+
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+
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+
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+
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+
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+
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+
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+
+/usr/include/bits/sys_errlist.h:
+
+/usr/include/bits/stdio.h:
+
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+
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+
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+
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+
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+
+/usr/include/bits/mathdef.h:
+
+/usr/include/bits/mathcalls.h:
+
+/usr/include/bits/mathinline.h:
+
+silk/float/structs_FLP.h:
+
+silk/typedef.h:
+
+silk/main.h:
+
+silk/SigProc_FIX.h:
+
+silk/define.h:
+
+silk/errors.h:
+
+silk/structs.h:
+
+celt/entenc.h:
+
+celt/entcode.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/limits.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/syslimits.h:
+
+/usr/include/limits.h:
+
+/usr/include/bits/posix1_lim.h:
+
+/usr/include/bits/local_lim.h:
+
+/usr/include/linux/limits.h:
+
+/usr/include/bits/posix2_lim.h:
+
+celt/ecintrin.h:
+
+celt/entdec.h:
+
+silk/tables.h:
+
+silk/PLC.h:
+
+silk/main.h:
+
+silk/control.h:
+
+silk/debug.h:
+
+silk/structs.h:
+
+silk/define.h:
+
+silk/debug.h:
+
+silk/tuning_parameters.h:
diff --git a/jni/libopus/silk/float/.deps/sort_FLP.Plo b/jni/libopus/silk/float/.deps/sort_FLP.Plo
new file mode 100644
index 0000000..b9f2876
--- /dev/null
+++ b/jni/libopus/silk/float/.deps/sort_FLP.Plo
@@ -0,0 +1,129 @@
+silk/float/sort_FLP.lo: silk/float/sort_FLP.c /usr/include/stdc-predef.h \
+ config.h silk/typedef.h include/opus_types.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdint.h \
+ /usr/include/stdint.h /usr/include/features.h /usr/include/sys/cdefs.h \
+ /usr/include/bits/wordsize.h /usr/include/gnu/stubs.h \
+ /usr/include/gnu/stubs-64.h /usr/include/bits/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h \
+ silk/float/SigProc_FLP.h silk/SigProc_FIX.h /usr/include/string.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stddef.h \
+ /usr/include/xlocale.h /usr/include/bits/string.h \
+ /usr/include/bits/string2.h /usr/include/endian.h \
+ /usr/include/bits/endian.h /usr/include/bits/byteswap.h \
+ /usr/include/bits/types.h /usr/include/bits/typesizes.h \
+ /usr/include/bits/byteswap-16.h /usr/include/stdlib.h silk/typedef.h \
+ silk/resampler_structs.h silk/macros.h silk/Inlines.h silk/MacroCount.h \
+ /usr/include/stdio.h /usr/include/libio.h /usr/include/_G_config.h \
+ /usr/include/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdarg.h \
+ /usr/include/bits/stdio_lim.h /usr/include/bits/sys_errlist.h \
+ /usr/include/bits/stdio.h silk/MacroDebug.h celt/float_cast.h \
+ celt/arch.h /usr/include/math.h /usr/include/bits/huge_val.h \
+ /usr/include/bits/huge_valf.h /usr/include/bits/huge_vall.h \
+ /usr/include/bits/inf.h /usr/include/bits/nan.h \
+ /usr/include/bits/mathdef.h /usr/include/bits/mathcalls.h \
+ /usr/include/bits/mathinline.h
+
+/usr/include/stdc-predef.h:
+
+config.h:
+
+silk/typedef.h:
+
+include/opus_types.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdint.h:
+
+/usr/include/stdint.h:
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+
+/usr/include/bits/wchar.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h:
+
+silk/float/SigProc_FLP.h:
+
+silk/SigProc_FIX.h:
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+/usr/include/string.h:
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+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stddef.h:
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+/usr/include/bits/byteswap-16.h:
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+/usr/include/stdlib.h:
+
+silk/typedef.h:
+
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+
+silk/macros.h:
+
+silk/Inlines.h:
+
+silk/MacroCount.h:
+
+/usr/include/stdio.h:
+
+/usr/include/libio.h:
+
+/usr/include/_G_config.h:
+
+/usr/include/wchar.h:
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+
+/usr/include/bits/sys_errlist.h:
+
+/usr/include/bits/stdio.h:
+
+silk/MacroDebug.h:
+
+celt/float_cast.h:
+
+celt/arch.h:
+
+/usr/include/math.h:
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+
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+/usr/include/bits/nan.h:
+
+/usr/include/bits/mathdef.h:
+
+/usr/include/bits/mathcalls.h:
+
+/usr/include/bits/mathinline.h:
diff --git a/jni/libopus/silk/float/.deps/warped_autocorrelation_FLP.Plo b/jni/libopus/silk/float/.deps/warped_autocorrelation_FLP.Plo
new file mode 100644
index 0000000..adeb819
--- /dev/null
+++ b/jni/libopus/silk/float/.deps/warped_autocorrelation_FLP.Plo
@@ -0,0 +1,192 @@
+silk/float/warped_autocorrelation_FLP.lo: \
+ silk/float/warped_autocorrelation_FLP.c /usr/include/stdc-predef.h \
+ config.h silk/float/main_FLP.h silk/float/SigProc_FLP.h \
+ silk/SigProc_FIX.h /usr/include/string.h /usr/include/features.h \
+ /usr/include/sys/cdefs.h /usr/include/bits/wordsize.h \
+ /usr/include/gnu/stubs.h /usr/include/gnu/stubs-64.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stddef.h \
+ /usr/include/xlocale.h /usr/include/bits/string.h \
+ /usr/include/bits/string2.h /usr/include/endian.h \
+ /usr/include/bits/endian.h /usr/include/bits/byteswap.h \
+ /usr/include/bits/types.h /usr/include/bits/typesizes.h \
+ /usr/include/bits/byteswap-16.h /usr/include/stdlib.h silk/typedef.h \
+ include/opus_types.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdint.h \
+ /usr/include/stdint.h /usr/include/bits/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h \
+ silk/resampler_structs.h silk/macros.h silk/Inlines.h silk/MacroCount.h \
+ /usr/include/stdio.h /usr/include/libio.h /usr/include/_G_config.h \
+ /usr/include/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdarg.h \
+ /usr/include/bits/stdio_lim.h /usr/include/bits/sys_errlist.h \
+ /usr/include/bits/stdio.h silk/MacroDebug.h celt/float_cast.h \
+ celt/arch.h /usr/include/math.h /usr/include/bits/huge_val.h \
+ /usr/include/bits/huge_valf.h /usr/include/bits/huge_vall.h \
+ /usr/include/bits/inf.h /usr/include/bits/nan.h \
+ /usr/include/bits/mathdef.h /usr/include/bits/mathcalls.h \
+ /usr/include/bits/mathinline.h silk/float/structs_FLP.h silk/typedef.h \
+ silk/main.h silk/SigProc_FIX.h silk/define.h silk/errors.h \
+ silk/structs.h celt/entenc.h celt/entcode.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/limits.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/syslimits.h \
+ /usr/include/limits.h /usr/include/bits/posix1_lim.h \
+ /usr/include/bits/local_lim.h /usr/include/linux/limits.h \
+ /usr/include/bits/posix2_lim.h celt/ecintrin.h celt/entdec.h \
+ silk/tables.h silk/PLC.h silk/main.h silk/control.h silk/debug.h \
+ silk/structs.h silk/define.h silk/debug.h
+
+/usr/include/stdc-predef.h:
+
+config.h:
+
+silk/float/main_FLP.h:
+
+silk/float/SigProc_FLP.h:
+
+silk/SigProc_FIX.h:
+
+/usr/include/string.h:
+
+/usr/include/features.h:
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+silk/typedef.h:
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+include/opus_types.h:
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+silk/float/structs_FLP.h:
+
+silk/typedef.h:
+
+silk/main.h:
+
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+
+silk/define.h:
+
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+
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+
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+
+celt/entcode.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/limits.h:
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+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/syslimits.h:
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+/usr/include/limits.h:
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+/usr/include/linux/limits.h:
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+/usr/include/bits/posix2_lim.h:
+
+celt/ecintrin.h:
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+celt/entdec.h:
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+
+silk/PLC.h:
+
+silk/main.h:
+
+silk/control.h:
+
+silk/debug.h:
+
+silk/structs.h:
+
+silk/define.h:
+
+silk/debug.h:
diff --git a/jni/libopus/silk/float/.deps/wrappers_FLP.Plo b/jni/libopus/silk/float/.deps/wrappers_FLP.Plo
new file mode 100644
index 0000000..170dd51
--- /dev/null
+++ b/jni/libopus/silk/float/.deps/wrappers_FLP.Plo
@@ -0,0 +1,192 @@
+silk/float/wrappers_FLP.lo: silk/float/wrappers_FLP.c \
+ /usr/include/stdc-predef.h config.h silk/float/main_FLP.h \
+ silk/float/SigProc_FLP.h silk/SigProc_FIX.h /usr/include/string.h \
+ /usr/include/features.h /usr/include/sys/cdefs.h \
+ /usr/include/bits/wordsize.h /usr/include/gnu/stubs.h \
+ /usr/include/gnu/stubs-64.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stddef.h \
+ /usr/include/xlocale.h /usr/include/bits/string.h \
+ /usr/include/bits/string2.h /usr/include/endian.h \
+ /usr/include/bits/endian.h /usr/include/bits/byteswap.h \
+ /usr/include/bits/types.h /usr/include/bits/typesizes.h \
+ /usr/include/bits/byteswap-16.h /usr/include/stdlib.h silk/typedef.h \
+ include/opus_types.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdint.h \
+ /usr/include/stdint.h /usr/include/bits/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h \
+ silk/resampler_structs.h silk/macros.h silk/Inlines.h silk/MacroCount.h \
+ /usr/include/stdio.h /usr/include/libio.h /usr/include/_G_config.h \
+ /usr/include/wchar.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdarg.h \
+ /usr/include/bits/stdio_lim.h /usr/include/bits/sys_errlist.h \
+ /usr/include/bits/stdio.h silk/MacroDebug.h celt/float_cast.h \
+ celt/arch.h /usr/include/math.h /usr/include/bits/huge_val.h \
+ /usr/include/bits/huge_valf.h /usr/include/bits/huge_vall.h \
+ /usr/include/bits/inf.h /usr/include/bits/nan.h \
+ /usr/include/bits/mathdef.h /usr/include/bits/mathcalls.h \
+ /usr/include/bits/mathinline.h silk/float/structs_FLP.h silk/typedef.h \
+ silk/main.h silk/SigProc_FIX.h silk/define.h silk/errors.h \
+ silk/structs.h celt/entenc.h celt/entcode.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/limits.h \
+ /usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/syslimits.h \
+ /usr/include/limits.h /usr/include/bits/posix1_lim.h \
+ /usr/include/bits/local_lim.h /usr/include/linux/limits.h \
+ /usr/include/bits/posix2_lim.h celt/ecintrin.h celt/entdec.h \
+ silk/tables.h silk/PLC.h silk/main.h silk/control.h silk/debug.h \
+ silk/structs.h silk/define.h silk/debug.h
+
+/usr/include/stdc-predef.h:
+
+config.h:
+
+silk/float/main_FLP.h:
+
+silk/float/SigProc_FLP.h:
+
+silk/SigProc_FIX.h:
+
+/usr/include/string.h:
+
+/usr/include/features.h:
+
+/usr/include/sys/cdefs.h:
+
+/usr/include/bits/wordsize.h:
+
+/usr/include/gnu/stubs.h:
+
+/usr/include/gnu/stubs-64.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stddef.h:
+
+/usr/include/xlocale.h:
+
+/usr/include/bits/string.h:
+
+/usr/include/bits/string2.h:
+
+/usr/include/endian.h:
+
+/usr/include/bits/endian.h:
+
+/usr/include/bits/byteswap.h:
+
+/usr/include/bits/types.h:
+
+/usr/include/bits/typesizes.h:
+
+/usr/include/bits/byteswap-16.h:
+
+/usr/include/stdlib.h:
+
+silk/typedef.h:
+
+include/opus_types.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdint.h:
+
+/usr/include/stdint.h:
+
+/usr/include/bits/wchar.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/float.h:
+
+silk/resampler_structs.h:
+
+silk/macros.h:
+
+silk/Inlines.h:
+
+silk/MacroCount.h:
+
+/usr/include/stdio.h:
+
+/usr/include/libio.h:
+
+/usr/include/_G_config.h:
+
+/usr/include/wchar.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/stdarg.h:
+
+/usr/include/bits/stdio_lim.h:
+
+/usr/include/bits/sys_errlist.h:
+
+/usr/include/bits/stdio.h:
+
+silk/MacroDebug.h:
+
+celt/float_cast.h:
+
+celt/arch.h:
+
+/usr/include/math.h:
+
+/usr/include/bits/huge_val.h:
+
+/usr/include/bits/huge_valf.h:
+
+/usr/include/bits/huge_vall.h:
+
+/usr/include/bits/inf.h:
+
+/usr/include/bits/nan.h:
+
+/usr/include/bits/mathdef.h:
+
+/usr/include/bits/mathcalls.h:
+
+/usr/include/bits/mathinline.h:
+
+silk/float/structs_FLP.h:
+
+silk/typedef.h:
+
+silk/main.h:
+
+silk/SigProc_FIX.h:
+
+silk/define.h:
+
+silk/errors.h:
+
+silk/structs.h:
+
+celt/entenc.h:
+
+celt/entcode.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/limits.h:
+
+/usr/lib/gcc/x86_64-redhat-linux/4.8.1/include/syslimits.h:
+
+/usr/include/limits.h:
+
+/usr/include/bits/posix1_lim.h:
+
+/usr/include/bits/local_lim.h:
+
+/usr/include/linux/limits.h:
+
+/usr/include/bits/posix2_lim.h:
+
+celt/ecintrin.h:
+
+celt/entdec.h:
+
+silk/tables.h:
+
+silk/PLC.h:
+
+silk/main.h:
+
+silk/control.h:
+
+silk/debug.h:
+
+silk/structs.h:
+
+silk/define.h:
+
+silk/debug.h:
diff --git a/jni/libopus/silk/float/.dirstamp b/jni/libopus/silk/float/.dirstamp
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/jni/libopus/silk/float/.dirstamp
diff --git a/jni/libopus/silk/float/LPC_analysis_filter_FLP.c b/jni/libopus/silk/float/LPC_analysis_filter_FLP.c
new file mode 100644
index 0000000..9845655
--- /dev/null
+++ b/jni/libopus/silk/float/LPC_analysis_filter_FLP.c
@@ -0,0 +1,249 @@
+/***********************************************************************
+Copyright (c) 2006-2011, Skype Limited. All rights reserved.
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+- Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.
+- Redistributions in binary form must reproduce the above copyright
+notice, this list of conditions and the following disclaimer in the
+documentation and/or other materials provided with the distribution.
+- Neither the name of Internet Society, IETF or IETF Trust, nor the
+names of specific contributors, may be used to endorse or promote
+products derived from this software without specific prior written
+permission.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS”
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+***********************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <stdlib.h>
+#include "main_FLP.h"
+
+/************************************************/
+/* LPC analysis filter */
+/* NB! State is kept internally and the */
+/* filter always starts with zero state */
+/* first Order output samples are set to zero */
+/************************************************/
+
+/* 16th order LPC analysis filter, does not write first 16 samples */
+static inline void silk_LPC_analysis_filter16_FLP(
+ silk_float r_LPC[], /* O LPC residual signal */
+ const silk_float PredCoef[], /* I LPC coefficients */
+ const silk_float s[], /* I Input signal */
+ const opus_int length /* I Length of input signal */
+)
+{
+ opus_int ix;
+ silk_float LPC_pred;
+ const silk_float *s_ptr;
+
+ for( ix = 16; ix < length; ix++ ) {
+ s_ptr = &s[ix - 1];
+
+ /* short-term prediction */
+ LPC_pred = s_ptr[ 0 ] * PredCoef[ 0 ] +
+ s_ptr[ -1 ] * PredCoef[ 1 ] +
+ s_ptr[ -2 ] * PredCoef[ 2 ] +
+ s_ptr[ -3 ] * PredCoef[ 3 ] +
+ s_ptr[ -4 ] * PredCoef[ 4 ] +
+ s_ptr[ -5 ] * PredCoef[ 5 ] +
+ s_ptr[ -6 ] * PredCoef[ 6 ] +
+ s_ptr[ -7 ] * PredCoef[ 7 ] +
+ s_ptr[ -8 ] * PredCoef[ 8 ] +
+ s_ptr[ -9 ] * PredCoef[ 9 ] +
+ s_ptr[ -10 ] * PredCoef[ 10 ] +
+ s_ptr[ -11 ] * PredCoef[ 11 ] +
+ s_ptr[ -12 ] * PredCoef[ 12 ] +
+ s_ptr[ -13 ] * PredCoef[ 13 ] +
+ s_ptr[ -14 ] * PredCoef[ 14 ] +
+ s_ptr[ -15 ] * PredCoef[ 15 ];
+
+ /* prediction error */
+ r_LPC[ix] = s_ptr[ 1 ] - LPC_pred;
+ }
+}
+
+/* 12th order LPC analysis filter, does not write first 12 samples */
+static inline void silk_LPC_analysis_filter12_FLP(
+ silk_float r_LPC[], /* O LPC residual signal */
+ const silk_float PredCoef[], /* I LPC coefficients */
+ const silk_float s[], /* I Input signal */
+ const opus_int length /* I Length of input signal */
+)
+{
+ opus_int ix;
+ silk_float LPC_pred;
+ const silk_float *s_ptr;
+
+ for( ix = 12; ix < length; ix++ ) {
+ s_ptr = &s[ix - 1];
+
+ /* short-term prediction */
+ LPC_pred = s_ptr[ 0 ] * PredCoef[ 0 ] +
+ s_ptr[ -1 ] * PredCoef[ 1 ] +
+ s_ptr[ -2 ] * PredCoef[ 2 ] +
+ s_ptr[ -3 ] * PredCoef[ 3 ] +
+ s_ptr[ -4 ] * PredCoef[ 4 ] +
+ s_ptr[ -5 ] * PredCoef[ 5 ] +
+ s_ptr[ -6 ] * PredCoef[ 6 ] +
+ s_ptr[ -7 ] * PredCoef[ 7 ] +
+ s_ptr[ -8 ] * PredCoef[ 8 ] +
+ s_ptr[ -9 ] * PredCoef[ 9 ] +
+ s_ptr[ -10 ] * PredCoef[ 10 ] +
+ s_ptr[ -11 ] * PredCoef[ 11 ];
+
+ /* prediction error */
+ r_LPC[ix] = s_ptr[ 1 ] - LPC_pred;
+ }
+}
+
+/* 10th order LPC analysis filter, does not write first 10 samples */
+static inline void silk_LPC_analysis_filter10_FLP(
+ silk_float r_LPC[], /* O LPC residual signal */
+ const silk_float PredCoef[], /* I LPC coefficients */
+ const silk_float s[], /* I Input signal */
+ const opus_int length /* I Length of input signal */
+)
+{
+ opus_int ix;
+ silk_float LPC_pred;
+ const silk_float *s_ptr;
+
+ for( ix = 10; ix < length; ix++ ) {
+ s_ptr = &s[ix - 1];
+
+ /* short-term prediction */
+ LPC_pred = s_ptr[ 0 ] * PredCoef[ 0 ] +
+ s_ptr[ -1 ] * PredCoef[ 1 ] +
+ s_ptr[ -2 ] * PredCoef[ 2 ] +
+ s_ptr[ -3 ] * PredCoef[ 3 ] +
+ s_ptr[ -4 ] * PredCoef[ 4 ] +
+ s_ptr[ -5 ] * PredCoef[ 5 ] +
+ s_ptr[ -6 ] * PredCoef[ 6 ] +
+ s_ptr[ -7 ] * PredCoef[ 7 ] +
+ s_ptr[ -8 ] * PredCoef[ 8 ] +
+ s_ptr[ -9 ] * PredCoef[ 9 ];
+
+ /* prediction error */
+ r_LPC[ix] = s_ptr[ 1 ] - LPC_pred;
+ }
+}
+
+/* 8th order LPC analysis filter, does not write first 8 samples */
+static inline void silk_LPC_analysis_filter8_FLP(
+ silk_float r_LPC[], /* O LPC residual signal */
+ const silk_float PredCoef[], /* I LPC coefficients */
+ const silk_float s[], /* I Input signal */
+ const opus_int length /* I Length of input signal */
+)
+{
+ opus_int ix;
+ silk_float LPC_pred;
+ const silk_float *s_ptr;
+
+ for( ix = 8; ix < length; ix++ ) {
+ s_ptr = &s[ix - 1];
+
+ /* short-term prediction */
+ LPC_pred = s_ptr[ 0 ] * PredCoef[ 0 ] +
+ s_ptr[ -1 ] * PredCoef[ 1 ] +
+ s_ptr[ -2 ] * PredCoef[ 2 ] +
+ s_ptr[ -3 ] * PredCoef[ 3 ] +
+ s_ptr[ -4 ] * PredCoef[ 4 ] +
+ s_ptr[ -5 ] * PredCoef[ 5 ] +
+ s_ptr[ -6 ] * PredCoef[ 6 ] +
+ s_ptr[ -7 ] * PredCoef[ 7 ];
+
+ /* prediction error */
+ r_LPC[ix] = s_ptr[ 1 ] - LPC_pred;
+ }
+}
+
+/* 6th order LPC analysis filter, does not write first 6 samples */
+static inline void silk_LPC_analysis_filter6_FLP(
+ silk_float r_LPC[], /* O LPC residual signal */
+ const silk_float PredCoef[], /* I LPC coefficients */
+ const silk_float s[], /* I Input signal */
+ const opus_int length /* I Length of input signal */
+)
+{
+ opus_int ix;
+ silk_float LPC_pred;
+ const silk_float *s_ptr;
+
+ for( ix = 6; ix < length; ix++ ) {
+ s_ptr = &s[ix - 1];
+
+ /* short-term prediction */
+ LPC_pred = s_ptr[ 0 ] * PredCoef[ 0 ] +
+ s_ptr[ -1 ] * PredCoef[ 1 ] +
+ s_ptr[ -2 ] * PredCoef[ 2 ] +
+ s_ptr[ -3 ] * PredCoef[ 3 ] +
+ s_ptr[ -4 ] * PredCoef[ 4 ] +
+ s_ptr[ -5 ] * PredCoef[ 5 ];
+
+ /* prediction error */
+ r_LPC[ix] = s_ptr[ 1 ] - LPC_pred;
+ }
+}
+
+/************************************************/
+/* LPC analysis filter */
+/* NB! State is kept internally and the */
+/* filter always starts with zero state */
+/* first Order output samples are set to zero */
+/************************************************/
+void silk_LPC_analysis_filter_FLP(
+ silk_float r_LPC[], /* O LPC residual signal */
+ const silk_float PredCoef[], /* I LPC coefficients */
+ const silk_float s[], /* I Input signal */
+ const opus_int length, /* I Length of input signal */
+ const opus_int Order /* I LPC order */
+)
+{
+ silk_assert( Order <= length );
+
+ switch( Order ) {
+ case 6:
+ silk_LPC_analysis_filter6_FLP( r_LPC, PredCoef, s, length );
+ break;
+
+ case 8:
+ silk_LPC_analysis_filter8_FLP( r_LPC, PredCoef, s, length );
+ break;
+
+ case 10:
+ silk_LPC_analysis_filter10_FLP( r_LPC, PredCoef, s, length );
+ break;
+
+ case 12:
+ silk_LPC_analysis_filter12_FLP( r_LPC, PredCoef, s, length );
+ break;
+
+ case 16:
+ silk_LPC_analysis_filter16_FLP( r_LPC, PredCoef, s, length );
+ break;
+
+ default:
+ silk_assert( 0 );
+ break;
+ }
+
+ /* Set first Order output samples to zero */
+ silk_memset( r_LPC, 0, Order * sizeof( silk_float ) );
+}
+
diff --git a/jni/libopus/silk/float/LPC_inv_pred_gain_FLP.c b/jni/libopus/silk/float/LPC_inv_pred_gain_FLP.c
new file mode 100644
index 0000000..8645f77
--- /dev/null
+++ b/jni/libopus/silk/float/LPC_inv_pred_gain_FLP.c
@@ -0,0 +1,76 @@
+/***********************************************************************
+Copyright (c) 2006-2011, Skype Limited. All rights reserved.
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+- Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.
+- Redistributions in binary form must reproduce the above copyright
+notice, this list of conditions and the following disclaimer in the
+documentation and/or other materials provided with the distribution.
+- Neither the name of Internet Society, IETF or IETF Trust, nor the
+names of specific contributors, may be used to endorse or promote
+products derived from this software without specific prior written
+permission.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS”
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+***********************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "SigProc_FIX.h"
+#include "SigProc_FLP.h"
+
+#define RC_THRESHOLD 0.9999f
+
+/* compute inverse of LPC prediction gain, and */
+/* test if LPC coefficients are stable (all poles within unit circle) */
+/* this code is based on silk_a2k_FLP() */
+silk_float silk_LPC_inverse_pred_gain_FLP( /* O return inverse prediction gain, energy domain */
+ const silk_float *A, /* I prediction coefficients [order] */
+ opus_int32 order /* I prediction order */
+)
+{
+ opus_int k, n;
+ double invGain, rc, rc_mult1, rc_mult2;
+ silk_float Atmp[ 2 ][ SILK_MAX_ORDER_LPC ];
+ silk_float *Aold, *Anew;
+
+ Anew = Atmp[ order & 1 ];
+ silk_memcpy( Anew, A, order * sizeof(silk_float) );
+
+ invGain = 1.0;
+ for( k = order - 1; k > 0; k-- ) {
+ rc = -Anew[ k ];
+ if( rc > RC_THRESHOLD || rc < -RC_THRESHOLD ) {
+ return 0.0f;
+ }
+ rc_mult1 = 1.0f - rc * rc;
+ rc_mult2 = 1.0f / rc_mult1;
+ invGain *= rc_mult1;
+ /* swap pointers */
+ Aold = Anew;
+ Anew = Atmp[ k & 1 ];
+ for( n = 0; n < k; n++ ) {
+ Anew[ n ] = (silk_float)( ( Aold[ n ] - Aold[ k - n - 1 ] * rc ) * rc_mult2 );
+ }
+ }
+ rc = -Anew[ 0 ];
+ if( rc > RC_THRESHOLD || rc < -RC_THRESHOLD ) {
+ return 0.0f;
+ }
+ rc_mult1 = 1.0f - rc * rc;
+ invGain *= rc_mult1;
+ return (silk_float)invGain;
+}
diff --git a/jni/libopus/silk/float/LTP_analysis_filter_FLP.c b/jni/libopus/silk/float/LTP_analysis_filter_FLP.c
new file mode 100644
index 0000000..d3a6a5a
--- /dev/null
+++ b/jni/libopus/silk/float/LTP_analysis_filter_FLP.c
@@ -0,0 +1,75 @@
+/***********************************************************************
+Copyright (c) 2006-2011, Skype Limited. All rights reserved.
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+- Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.
+- Redistributions in binary form must reproduce the above copyright
+notice, this list of conditions and the following disclaimer in the
+documentation and/or other materials provided with the distribution.
+- Neither the name of Internet Society, IETF or IETF Trust, nor the
+names of specific contributors, may be used to endorse or promote
+products derived from this software without specific prior written
+permission.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS”
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+***********************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "main_FLP.h"
+
+void silk_LTP_analysis_filter_FLP(
+ silk_float *LTP_res, /* O LTP res MAX_NB_SUBFR*(pre_lgth+subfr_lngth) */
+ const silk_float *x, /* I Input signal, with preceding samples */
+ const silk_float B[ LTP_ORDER * MAX_NB_SUBFR ], /* I LTP coefficients for each subframe */
+ const opus_int pitchL[ MAX_NB_SUBFR ], /* I Pitch lags */
+ const silk_float invGains[ MAX_NB_SUBFR ], /* I Inverse quantization gains */
+ const opus_int subfr_length, /* I Length of each subframe */
+ const opus_int nb_subfr, /* I number of subframes */
+ const opus_int pre_length /* I Preceding samples for each subframe */
+)
+{
+ const silk_float *x_ptr, *x_lag_ptr;
+ silk_float Btmp[ LTP_ORDER ];
+ silk_float *LTP_res_ptr;
+ silk_float inv_gain;
+ opus_int k, i, j;
+
+ x_ptr = x;
+ LTP_res_ptr = LTP_res;
+ for( k = 0; k < nb_subfr; k++ ) {
+ x_lag_ptr = x_ptr - pitchL[ k ];
+ inv_gain = invGains[ k ];
+ for( i = 0; i < LTP_ORDER; i++ ) {
+ Btmp[ i ] = B[ k * LTP_ORDER + i ];
+ }
+
+ /* LTP analysis FIR filter */
+ for( i = 0; i < subfr_length + pre_length; i++ ) {
+ LTP_res_ptr[ i ] = x_ptr[ i ];
+ /* Subtract long-term prediction */
+ for( j = 0; j < LTP_ORDER; j++ ) {
+ LTP_res_ptr[ i ] -= Btmp[ j ] * x_lag_ptr[ LTP_ORDER / 2 - j ];
+ }
+ LTP_res_ptr[ i ] *= inv_gain;
+ x_lag_ptr++;
+ }
+
+ /* Update pointers */
+ LTP_res_ptr += subfr_length + pre_length;
+ x_ptr += subfr_length;
+ }
+}
diff --git a/jni/libopus/silk/float/LTP_scale_ctrl_FLP.c b/jni/libopus/silk/float/LTP_scale_ctrl_FLP.c
new file mode 100644
index 0000000..f3f0c57
--- /dev/null
+++ b/jni/libopus/silk/float/LTP_scale_ctrl_FLP.c
@@ -0,0 +1,52 @@
+/***********************************************************************
+Copyright (c) 2006-2011, Skype Limited. All rights reserved.
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+- Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.
+- Redistributions in binary form must reproduce the above copyright
+notice, this list of conditions and the following disclaimer in the
+documentation and/or other materials provided with the distribution.
+- Neither the name of Internet Society, IETF or IETF Trust, nor the
+names of specific contributors, may be used to endorse or promote
+products derived from this software without specific prior written
+permission.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS”
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+***********************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "main_FLP.h"
+
+void silk_LTP_scale_ctrl_FLP(
+ silk_encoder_state_FLP *psEnc, /* I/O Encoder state FLP */
+ silk_encoder_control_FLP *psEncCtrl, /* I/O Encoder control FLP */
+ opus_int condCoding /* I The type of conditional coding to use */
+)
+{
+ opus_int round_loss;
+
+ if( condCoding == CODE_INDEPENDENTLY ) {
+ /* Only scale if first frame in packet */
+ round_loss = psEnc->sCmn.PacketLoss_perc + psEnc->sCmn.nFramesPerPacket;
+ psEnc->sCmn.indices.LTP_scaleIndex = (opus_int8)silk_LIMIT( round_loss * psEncCtrl->LTPredCodGain * 0.1f, 0.0f, 2.0f );
+ } else {
+ /* Default is minimum scaling */
+ psEnc->sCmn.indices.LTP_scaleIndex = 0;
+ }
+
+ psEncCtrl->LTP_scale = (silk_float)silk_LTPScales_table_Q14[ psEnc->sCmn.indices.LTP_scaleIndex ] / 16384.0f;
+}
diff --git a/jni/libopus/silk/float/SigProc_FLP.h b/jni/libopus/silk/float/SigProc_FLP.h
new file mode 100644
index 0000000..036b46d
--- /dev/null
+++ b/jni/libopus/silk/float/SigProc_FLP.h
@@ -0,0 +1,203 @@
+/***********************************************************************
+Copyright (c) 2006-2011, Skype Limited. All rights reserved.
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+- Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.
+- Redistributions in binary form must reproduce the above copyright
+notice, this list of conditions and the following disclaimer in the
+documentation and/or other materials provided with the distribution.
+- Neither the name of Internet Society, IETF or IETF Trust, nor the
+names of specific contributors, may be used to endorse or promote
+products derived from this software without specific prior written
+permission.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS”
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+***********************************************************************/
+
+#ifndef SILK_SIGPROC_FLP_H
+#define SILK_SIGPROC_FLP_H
+
+#include "SigProc_FIX.h"
+#include "float_cast.h"
+#include <math.h>
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+/********************************************************************/
+/* SIGNAL PROCESSING FUNCTIONS */
+/********************************************************************/
+
+/* Chirp (bw expand) LP AR filter */
+void silk_bwexpander_FLP(
+ silk_float *ar, /* I/O AR filter to be expanded (without leading 1) */
+ const opus_int d, /* I length of ar */
+ const silk_float chirp /* I chirp factor (typically in range (0..1) ) */
+);
+
+/* compute inverse of LPC prediction gain, and */
+/* test if LPC coefficients are stable (all poles within unit circle) */
+/* this code is based on silk_FLP_a2k() */
+silk_float silk_LPC_inverse_pred_gain_FLP( /* O return inverse prediction gain, energy domain */
+ const silk_float *A, /* I prediction coefficients [order] */
+ opus_int32 order /* I prediction order */
+);
+
+silk_float silk_schur_FLP( /* O returns residual energy */
+ silk_float refl_coef[], /* O reflection coefficients (length order) */
+ const silk_float auto_corr[], /* I autocorrelation sequence (length order+1) */
+ opus_int order /* I order */
+);
+
+void silk_k2a_FLP(
+ silk_float *A, /* O prediction coefficients [order] */
+ const silk_float *rc, /* I reflection coefficients [order] */
+ opus_int32 order /* I prediction order */
+);
+
+/* Solve the normal equations using the Levinson-Durbin recursion */
+silk_float silk_levinsondurbin_FLP( /* O prediction error energy */
+ silk_float A[], /* O prediction coefficients [order] */
+ const silk_float corr[], /* I input auto-correlations [order + 1] */
+ const opus_int order /* I prediction order */
+);
+
+/* compute autocorrelation */
+void silk_autocorrelation_FLP(
+ silk_float *results, /* O result (length correlationCount) */
+ const silk_float *inputData, /* I input data to correlate */
+ opus_int inputDataSize, /* I length of input */
+ opus_int correlationCount /* I number of correlation taps to compute */
+);
+
+opus_int silk_pitch_analysis_core_FLP( /* O Voicing estimate: 0 voiced, 1 unvoiced */
+ const silk_float *frame, /* I Signal of length PE_FRAME_LENGTH_MS*Fs_kHz */
+ opus_int *pitch_out, /* O Pitch lag values [nb_subfr] */
+ opus_int16 *lagIndex, /* O Lag Index */
+ opus_int8 *contourIndex, /* O Pitch contour Index */
+ silk_float *LTPCorr, /* I/O Normalized correlation; input: value from previous frame */
+ opus_int prevLag, /* I Last lag of previous frame; set to zero is unvoiced */
+ const silk_float search_thres1, /* I First stage threshold for lag candidates 0 - 1 */
+ const silk_float search_thres2, /* I Final threshold for lag candidates 0 - 1 */
+ const opus_int Fs_kHz, /* I sample frequency (kHz) */
+ const opus_int complexity, /* I Complexity setting, 0-2, where 2 is highest */
+ const opus_int nb_subfr /* I Number of 5 ms subframes */
+);
+
+void silk_insertion_sort_decreasing_FLP(
+ silk_float *a, /* I/O Unsorted / Sorted vector */
+ opus_int *idx, /* O Index vector for the sorted elements */
+ const opus_int L, /* I Vector length */
+ const opus_int K /* I Number of correctly sorted positions */
+);
+
+/* Compute reflection coefficients from input signal */
+silk_float silk_burg_modified_FLP( /* O returns residual energy */
+ silk_float A[], /* O prediction coefficients (length order) */
+ const silk_float x[], /* I input signal, length: nb_subfr*(D+L_sub) */
+ const silk_float minInvGain, /* I minimum inverse prediction gain */
+ const opus_int subfr_length, /* I input signal subframe length (incl. D preceding samples) */
+ const opus_int nb_subfr, /* I number of subframes stacked in x */
+ const opus_int D /* I order */
+);
+
+/* multiply a vector by a constant */
+void silk_scale_vector_FLP(
+ silk_float *data1,
+ silk_float gain,
+ opus_int dataSize
+);
+
+/* copy and multiply a vector by a constant */
+void silk_scale_copy_vector_FLP(
+ silk_float *data_out,
+ const silk_float *data_in,
+ silk_float gain,
+ opus_int dataSize
+);
+
+/* inner product of two silk_float arrays, with result as double */
+double silk_inner_product_FLP(
+ const silk_float *data1,
+ const silk_float *data2,
+ opus_int dataSize
+);
+
+/* sum of squares of a silk_float array, with result as double */
+double silk_energy_FLP(
+ const silk_float *data,
+ opus_int dataSize
+);
+
+/********************************************************************/
+/* MACROS */
+/********************************************************************/
+
+#define PI (3.1415926536f)
+
+#define silk_min_float( a, b ) (((a) < (b)) ? (a) : (b))
+#define silk_max_float( a, b ) (((a) > (b)) ? (a) : (b))
+#define silk_abs_float( a ) ((silk_float)fabs(a))
+
+/* sigmoid function */
+static inline silk_float silk_sigmoid( silk_float x )
+{
+ return (silk_float)(1.0 / (1.0 + exp(-x)));
+}
+
+/* floating-point to integer conversion (rounding) */
+static inline opus_int32 silk_float2int( silk_float x )
+{
+ return (opus_int32)float2int( x );
+}
+
+/* floating-point to integer conversion (rounding) */
+static inline void silk_float2short_array(
+ opus_int16 *out,
+ const silk_float *in,
+ opus_int32 length
+)
+{
+ opus_int32 k;
+ for( k = length - 1; k >= 0; k-- ) {
+ out[k] = silk_SAT16( (opus_int32)float2int( in[k] ) );
+ }
+}
+
+/* integer to floating-point conversion */
+static inline void silk_short2float_array(
+ silk_float *out,
+ const opus_int16 *in,
+ opus_int32 length
+)
+{
+ opus_int32 k;
+ for( k = length - 1; k >= 0; k-- ) {
+ out[k] = (silk_float)in[k];
+ }
+}
+
+/* using log2() helps the fixed-point conversion */
+static inline silk_float silk_log2( double x )
+{
+ return ( silk_float )( 3.32192809488736 * log10( x ) );
+}
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* SILK_SIGPROC_FLP_H */
diff --git a/jni/libopus/silk/float/apply_sine_window_FLP.c b/jni/libopus/silk/float/apply_sine_window_FLP.c
new file mode 100644
index 0000000..e06333f
--- /dev/null
+++ b/jni/libopus/silk/float/apply_sine_window_FLP.c
@@ -0,0 +1,81 @@
+/***********************************************************************
+Copyright (c) 2006-2011, Skype Limited. All rights reserved.
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+- Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.
+- Redistributions in binary form must reproduce the above copyright
+notice, this list of conditions and the following disclaimer in the
+documentation and/or other materials provided with the distribution.
+- Neither the name of Internet Society, IETF or IETF Trust, nor the
+names of specific contributors, may be used to endorse or promote
+products derived from this software without specific prior written
+permission.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS”
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+***********************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "main_FLP.h"
+
+/* Apply sine window to signal vector */
+/* Window types: */
+/* 1 -> sine window from 0 to pi/2 */
+/* 2 -> sine window from pi/2 to pi */
+void silk_apply_sine_window_FLP(
+ silk_float px_win[], /* O Pointer to windowed signal */
+ const silk_float px[], /* I Pointer to input signal */
+ const opus_int win_type, /* I Selects a window type */
+ const opus_int length /* I Window length, multiple of 4 */
+)
+{
+ opus_int k;
+ silk_float freq, c, S0, S1;
+
+ silk_assert( win_type == 1 || win_type == 2 );
+
+ /* Length must be multiple of 4 */
+ silk_assert( ( length & 3 ) == 0 );
+
+ freq = PI / ( length + 1 );
+
+ /* Approximation of 2 * cos(f) */
+ c = 2.0f - freq * freq;
+
+ /* Initialize state */
+ if( win_type < 2 ) {
+ /* Start from 0 */
+ S0 = 0.0f;
+ /* Approximation of sin(f) */
+ S1 = freq;
+ } else {
+ /* Start from 1 */
+ S0 = 1.0f;
+ /* Approximation of cos(f) */
+ S1 = 0.5f * c;
+ }
+
+ /* Uses the recursive equation: sin(n*f) = 2 * cos(f) * sin((n-1)*f) - sin((n-2)*f) */
+ /* 4 samples at a time */
+ for( k = 0; k < length; k += 4 ) {
+ px_win[ k + 0 ] = px[ k + 0 ] * 0.5f * ( S0 + S1 );
+ px_win[ k + 1 ] = px[ k + 1 ] * S1;
+ S0 = c * S1 - S0;
+ px_win[ k + 2 ] = px[ k + 2 ] * 0.5f * ( S1 + S0 );
+ px_win[ k + 3 ] = px[ k + 3 ] * S0;
+ S1 = c * S0 - S1;
+ }
+}
diff --git a/jni/libopus/silk/float/autocorrelation_FLP.c b/jni/libopus/silk/float/autocorrelation_FLP.c
new file mode 100644
index 0000000..9ce709e
--- /dev/null
+++ b/jni/libopus/silk/float/autocorrelation_FLP.c
@@ -0,0 +1,52 @@
+/***********************************************************************
+Copyright (c) 2006-2011, Skype Limited. All rights reserved.
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+- Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.
+- Redistributions in binary form must reproduce the above copyright
+notice, this list of conditions and the following disclaimer in the
+documentation and/or other materials provided with the distribution.
+- Neither the name of Internet Society, IETF or IETF Trust, nor the
+names of specific contributors, may be used to endorse or promote
+products derived from this software without specific prior written
+permission.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS”
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+***********************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "typedef.h"
+#include "SigProc_FLP.h"
+
+/* compute autocorrelation */
+void silk_autocorrelation_FLP(
+ silk_float *results, /* O result (length correlationCount) */
+ const silk_float *inputData, /* I input data to correlate */
+ opus_int inputDataSize, /* I length of input */
+ opus_int correlationCount /* I number of correlation taps to compute */
+)
+{
+ opus_int i;
+
+ if( correlationCount > inputDataSize ) {
+ correlationCount = inputDataSize;
+ }
+
+ for( i = 0; i < correlationCount; i++ ) {
+ results[ i ] = (silk_float)silk_inner_product_FLP( inputData, inputData + i, inputDataSize - i );
+ }
+}
diff --git a/jni/libopus/silk/float/burg_modified_FLP.c b/jni/libopus/silk/float/burg_modified_FLP.c
new file mode 100644
index 0000000..31c9b22
--- /dev/null
+++ b/jni/libopus/silk/float/burg_modified_FLP.c
@@ -0,0 +1,186 @@
+/***********************************************************************
+Copyright (c) 2006-2011, Skype Limited. All rights reserved.
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+- Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.
+- Redistributions in binary form must reproduce the above copyright
+notice, this list of conditions and the following disclaimer in the
+documentation and/or other materials provided with the distribution.
+- Neither the name of Internet Society, IETF or IETF Trust, nor the
+names of specific contributors, may be used to endorse or promote
+products derived from this software without specific prior written
+permission.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS”
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+***********************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "SigProc_FLP.h"
+#include "tuning_parameters.h"
+#include "define.h"
+
+#define MAX_FRAME_SIZE 384 /* subfr_length * nb_subfr = ( 0.005 * 16000 + 16 ) * 4 = 384*/
+
+/* Compute reflection coefficients from input signal */
+silk_float silk_burg_modified_FLP( /* O returns residual energy */
+ silk_float A[], /* O prediction coefficients (length order) */
+ const silk_float x[], /* I input signal, length: nb_subfr*(D+L_sub) */
+ const silk_float minInvGain, /* I minimum inverse prediction gain */
+ const opus_int subfr_length, /* I input signal subframe length (incl. D preceding samples) */
+ const opus_int nb_subfr, /* I number of subframes stacked in x */
+ const opus_int D /* I order */
+)
+{
+ opus_int k, n, s, reached_max_gain;
+ double C0, invGain, num, nrg_f, nrg_b, rc, Atmp, tmp1, tmp2;
+ const silk_float *x_ptr;
+ double C_first_row[ SILK_MAX_ORDER_LPC ], C_last_row[ SILK_MAX_ORDER_LPC ];
+ double CAf[ SILK_MAX_ORDER_LPC + 1 ], CAb[ SILK_MAX_ORDER_LPC + 1 ];
+ double Af[ SILK_MAX_ORDER_LPC ];
+
+ silk_assert( subfr_length * nb_subfr <= MAX_FRAME_SIZE );
+
+ /* Compute autocorrelations, added over subframes */
+ C0 = silk_energy_FLP( x, nb_subfr * subfr_length );
+ silk_memset( C_first_row, 0, SILK_MAX_ORDER_LPC * sizeof( double ) );
+ for( s = 0; s < nb_subfr; s++ ) {
+ x_ptr = x + s * subfr_length;
+ for( n = 1; n < D + 1; n++ ) {
+ C_first_row[ n - 1 ] += silk_inner_product_FLP( x_ptr, x_ptr + n, subfr_length - n );
+ }
+ }
+ silk_memcpy( C_last_row, C_first_row, SILK_MAX_ORDER_LPC * sizeof( double ) );
+
+ /* Initialize */
+ CAb[ 0 ] = CAf[ 0 ] = C0 + FIND_LPC_COND_FAC * C0 + 1e-9f;
+ invGain = 1.0f;
+ reached_max_gain = 0;
+ for( n = 0; n < D; n++ ) {
+ /* Update first row of correlation matrix (without first element) */
+ /* Update last row of correlation matrix (without last element, stored in reversed order) */
+ /* Update C * Af */
+ /* Update C * flipud(Af) (stored in reversed order) */
+ for( s = 0; s < nb_subfr; s++ ) {
+ x_ptr = x + s * subfr_length;
+ tmp1 = x_ptr[ n ];
+ tmp2 = x_ptr[ subfr_length - n - 1 ];
+ for( k = 0; k < n; k++ ) {
+ C_first_row[ k ] -= x_ptr[ n ] * x_ptr[ n - k - 1 ];
+ C_last_row[ k ] -= x_ptr[ subfr_length - n - 1 ] * x_ptr[ subfr_length - n + k ];
+ Atmp = Af[ k ];
+ tmp1 += x_ptr[ n - k - 1 ] * Atmp;
+ tmp2 += x_ptr[ subfr_length - n + k ] * Atmp;
+ }
+ for( k = 0; k <= n; k++ ) {
+ CAf[ k ] -= tmp1 * x_ptr[ n - k ];
+ CAb[ k ] -= tmp2 * x_ptr[ subfr_length - n + k - 1 ];
+ }
+ }
+ tmp1 = C_first_row[ n ];
+ tmp2 = C_last_row[ n ];
+ for( k = 0; k < n; k++ ) {
+ Atmp = Af[ k ];
+ tmp1 += C_last_row[ n - k - 1 ] * Atmp;
+ tmp2 += C_first_row[ n - k - 1 ] * Atmp;
+ }
+ CAf[ n + 1 ] = tmp1;
+ CAb[ n + 1 ] = tmp2;
+
+ /* Calculate nominator and denominator for the next order reflection (parcor) coefficient */
+ num = CAb[ n + 1 ];
+ nrg_b = CAb[ 0 ];
+ nrg_f = CAf[ 0 ];
+ for( k = 0; k < n; k++ ) {
+ Atmp = Af[ k ];
+ num += CAb[ n - k ] * Atmp;
+ nrg_b += CAb[ k + 1 ] * Atmp;
+ nrg_f += CAf[ k + 1 ] * Atmp;
+ }
+ silk_assert( nrg_f > 0.0 );
+ silk_assert( nrg_b > 0.0 );
+
+ /* Calculate the next order reflection (parcor) coefficient */
+ rc = -2.0 * num / ( nrg_f + nrg_b );
+ silk_assert( rc > -1.0 && rc < 1.0 );
+
+ /* Update inverse prediction gain */
+ tmp1 = invGain * ( 1.0 - rc * rc );
+ if( tmp1 <= minInvGain ) {
+ /* Max prediction gain exceeded; set reflection coefficient such that max prediction gain is exactly hit */
+ rc = sqrt( 1.0 - minInvGain / invGain );
+ if( num > 0 ) {
+ /* Ensure adjusted reflection coefficients has the original sign */
+ rc = -rc;
+ }
+ invGain = minInvGain;
+ reached_max_gain = 1;
+ } else {
+ invGain = tmp1;
+ }
+
+ /* Update the AR coefficients */
+ for( k = 0; k < (n + 1) >> 1; k++ ) {
+ tmp1 = Af[ k ];
+ tmp2 = Af[ n - k - 1 ];
+ Af[ k ] = tmp1 + rc * tmp2;
+ Af[ n - k - 1 ] = tmp2 + rc * tmp1;
+ }
+ Af[ n ] = rc;
+
+ if( reached_max_gain ) {
+ /* Reached max prediction gain; set remaining coefficients to zero and exit loop */
+ for( k = n + 1; k < D; k++ ) {
+ Af[ k ] = 0.0;
+ }
+ break;
+ }
+
+ /* Update C * Af and C * Ab */
+ for( k = 0; k <= n + 1; k++ ) {
+ tmp1 = CAf[ k ];
+ CAf[ k ] += rc * CAb[ n - k + 1 ];
+ CAb[ n - k + 1 ] += rc * tmp1;
+ }
+ }
+
+ if( reached_max_gain ) {
+ /* Convert to silk_float */
+ for( k = 0; k < D; k++ ) {
+ A[ k ] = (silk_float)( -Af[ k ] );
+ }
+ /* Subtract energy of preceding samples from C0 */
+ for( s = 0; s < nb_subfr; s++ ) {
+ C0 -= silk_energy_FLP( x + s * subfr_length, D );
+ }
+ /* Approximate residual energy */
+ nrg_f = C0 * invGain;
+ } else {
+ /* Compute residual energy and store coefficients as silk_float */
+ nrg_f = CAf[ 0 ];
+ tmp1 = 1.0;
+ for( k = 0; k < D; k++ ) {
+ Atmp = Af[ k ];
+ nrg_f += CAf[ k + 1 ] * Atmp;
+ tmp1 += Atmp * Atmp;
+ A[ k ] = (silk_float)(-Atmp);
+ }
+ nrg_f -= FIND_LPC_COND_FAC * C0 * tmp1;
+ }
+
+ /* Return residual energy */
+ return (silk_float)nrg_f;
+}
diff --git a/jni/libopus/silk/float/bwexpander_FLP.c b/jni/libopus/silk/float/bwexpander_FLP.c
new file mode 100644
index 0000000..59ca4ea
--- /dev/null
+++ b/jni/libopus/silk/float/bwexpander_FLP.c
@@ -0,0 +1,49 @@
+/***********************************************************************
+Copyright (c) 2006-2011, Skype Limited. All rights reserved.
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+- Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.
+- Redistributions in binary form must reproduce the above copyright
+notice, this list of conditions and the following disclaimer in the
+documentation and/or other materials provided with the distribution.
+- Neither the name of Internet Society, IETF or IETF Trust, nor the
+names of specific contributors, may be used to endorse or promote
+products derived from this software without specific prior written
+permission.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS”
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+***********************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "SigProc_FLP.h"
+
+/* Chirp (bw expand) LP AR filter */
+void silk_bwexpander_FLP(
+ silk_float *ar, /* I/O AR filter to be expanded (without leading 1) */
+ const opus_int d, /* I length of ar */
+ const silk_float chirp /* I chirp factor (typically in range (0..1) ) */
+)
+{
+ opus_int i;
+ silk_float cfac = chirp;
+
+ for( i = 0; i < d - 1; i++ ) {
+ ar[ i ] *= cfac;
+ cfac *= chirp;
+ }
+ ar[ d - 1 ] *= cfac;
+}
diff --git a/jni/libopus/silk/float/corrMatrix_FLP.c b/jni/libopus/silk/float/corrMatrix_FLP.c
new file mode 100644
index 0000000..c59f73c
--- /dev/null
+++ b/jni/libopus/silk/float/corrMatrix_FLP.c
@@ -0,0 +1,93 @@
+/***********************************************************************
+Copyright (c) 2006-2011, Skype Limited. All rights reserved.
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+- Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.
+- Redistributions in binary form must reproduce the above copyright
+notice, this list of conditions and the following disclaimer in the
+documentation and/or other materials provided with the distribution.
+- Neither the name of Internet Society, IETF or IETF Trust, nor the
+names of specific contributors, may be used to endorse or promote
+products derived from this software without specific prior written
+permission.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS”
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+***********************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+/**********************************************************************
+ * Correlation matrix computations for LS estimate.
+ **********************************************************************/
+
+#include "main_FLP.h"
+
+/* Calculates correlation vector X'*t */
+void silk_corrVector_FLP(
+ const silk_float *x, /* I x vector [L+order-1] used to create X */
+ const silk_float *t, /* I Target vector [L] */
+ const opus_int L, /* I Length of vecors */
+ const opus_int Order, /* I Max lag for correlation */
+ silk_float *Xt /* O X'*t correlation vector [order] */
+)
+{
+ opus_int lag;
+ const silk_float *ptr1;
+
+ ptr1 = &x[ Order - 1 ]; /* Points to first sample of column 0 of X: X[:,0] */
+ for( lag = 0; lag < Order; lag++ ) {
+ /* Calculate X[:,lag]'*t */
+ Xt[ lag ] = (silk_float)silk_inner_product_FLP( ptr1, t, L );
+ ptr1--; /* Next column of X */
+ }
+}
+
+/* Calculates correlation matrix X'*X */
+void silk_corrMatrix_FLP(
+ const silk_float *x, /* I x vector [ L+order-1 ] used to create X */
+ const opus_int L, /* I Length of vectors */
+ const opus_int Order, /* I Max lag for correlation */
+ silk_float *XX /* O X'*X correlation matrix [order x order] */
+)
+{
+ opus_int j, lag;
+ double energy;
+ const silk_float *ptr1, *ptr2;
+
+ ptr1 = &x[ Order - 1 ]; /* First sample of column 0 of X */
+ energy = silk_energy_FLP( ptr1, L ); /* X[:,0]'*X[:,0] */
+ matrix_ptr( XX, 0, 0, Order ) = ( silk_float )energy;
+ for( j = 1; j < Order; j++ ) {
+ /* Calculate X[:,j]'*X[:,j] */
+ energy += ptr1[ -j ] * ptr1[ -j ] - ptr1[ L - j ] * ptr1[ L - j ];
+ matrix_ptr( XX, j, j, Order ) = ( silk_float )energy;
+ }
+
+ ptr2 = &x[ Order - 2 ]; /* First sample of column 1 of X */
+ for( lag = 1; lag < Order; lag++ ) {
+ /* Calculate X[:,0]'*X[:,lag] */
+ energy = silk_inner_product_FLP( ptr1, ptr2, L );
+ matrix_ptr( XX, lag, 0, Order ) = ( silk_float )energy;
+ matrix_ptr( XX, 0, lag, Order ) = ( silk_float )energy;
+ /* Calculate X[:,j]'*X[:,j + lag] */
+ for( j = 1; j < ( Order - lag ); j++ ) {
+ energy += ptr1[ -j ] * ptr2[ -j ] - ptr1[ L - j ] * ptr2[ L - j ];
+ matrix_ptr( XX, lag + j, j, Order ) = ( silk_float )energy;
+ matrix_ptr( XX, j, lag + j, Order ) = ( silk_float )energy;
+ }
+ ptr2--; /* Next column of X */
+ }
+}
diff --git a/jni/libopus/silk/float/encode_frame_FLP.c b/jni/libopus/silk/float/encode_frame_FLP.c
new file mode 100644
index 0000000..23260bc
--- /dev/null
+++ b/jni/libopus/silk/float/encode_frame_FLP.c
@@ -0,0 +1,372 @@
+/***********************************************************************
+Copyright (c) 2006-2011, Skype Limited. All rights reserved.
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+- Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.
+- Redistributions in binary form must reproduce the above copyright
+notice, this list of conditions and the following disclaimer in the
+documentation and/or other materials provided with the distribution.
+- Neither the name of Internet Society, IETF or IETF Trust, nor the
+names of specific contributors, may be used to endorse or promote
+products derived from this software without specific prior written
+permission.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS”
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+***********************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "main_FLP.h"
+#include "tuning_parameters.h"
+
+/* Low Bitrate Redundancy (LBRR) encoding. Reuse all parameters but encode with lower bitrate */
+static inline void silk_LBRR_encode_FLP(
+ silk_encoder_state_FLP *psEnc, /* I/O Encoder state FLP */
+ silk_encoder_control_FLP *psEncCtrl, /* I/O Encoder control FLP */
+ const silk_float xfw[], /* I Input signal */
+ opus_int condCoding /* I The type of conditional coding used so far for this frame */
+);
+
+void silk_encode_do_VAD_FLP(
+ silk_encoder_state_FLP *psEnc /* I/O Encoder state FLP */
+)
+{
+ /****************************/
+ /* Voice Activity Detection */
+ /****************************/
+ silk_VAD_GetSA_Q8( &psEnc->sCmn, psEnc->sCmn.inputBuf + 1 );
+
+ /**************************************************/
+ /* Convert speech activity into VAD and DTX flags */
+ /**************************************************/
+ if( psEnc->sCmn.speech_activity_Q8 < SILK_FIX_CONST( SPEECH_ACTIVITY_DTX_THRES, 8 ) ) {
+ psEnc->sCmn.indices.signalType = TYPE_NO_VOICE_ACTIVITY;
+ psEnc->sCmn.noSpeechCounter++;
+ if( psEnc->sCmn.noSpeechCounter < NB_SPEECH_FRAMES_BEFORE_DTX ) {
+ psEnc->sCmn.inDTX = 0;
+ } else if( psEnc->sCmn.noSpeechCounter > MAX_CONSECUTIVE_DTX + NB_SPEECH_FRAMES_BEFORE_DTX ) {
+ psEnc->sCmn.noSpeechCounter = NB_SPEECH_FRAMES_BEFORE_DTX;
+ psEnc->sCmn.inDTX = 0;
+ }
+ psEnc->sCmn.VAD_flags[ psEnc->sCmn.nFramesEncoded ] = 0;
+ } else {
+ psEnc->sCmn.noSpeechCounter = 0;
+ psEnc->sCmn.inDTX = 0;
+ psEnc->sCmn.indices.signalType = TYPE_UNVOICED;
+ psEnc->sCmn.VAD_flags[ psEnc->sCmn.nFramesEncoded ] = 1;
+ }
+}
+
+/****************/
+/* Encode frame */
+/****************/
+opus_int silk_encode_frame_FLP(
+ silk_encoder_state_FLP *psEnc, /* I/O Encoder state FLP */
+ opus_int32 *pnBytesOut, /* O Number of payload bytes; */
+ ec_enc *psRangeEnc, /* I/O compressor data structure */
+ opus_int condCoding, /* I The type of conditional coding to use */
+ opus_int maxBits, /* I If > 0: maximum number of output bits */
+ opus_int useCBR /* I Flag to force constant-bitrate operation */
+)
+{
+ silk_encoder_control_FLP sEncCtrl;
+ opus_int i, iter, maxIter, found_upper, found_lower, ret = 0;
+ silk_float *x_frame, *res_pitch_frame;
+ silk_float xfw[ MAX_FRAME_LENGTH ];
+ silk_float res_pitch[ 2 * MAX_FRAME_LENGTH + LA_PITCH_MAX ];
+ ec_enc sRangeEnc_copy, sRangeEnc_copy2;
+ silk_nsq_state sNSQ_copy, sNSQ_copy2;
+ opus_int32 seed_copy, nBits, nBits_lower, nBits_upper, gainMult_lower, gainMult_upper;
+ opus_int32 gainsID, gainsID_lower, gainsID_upper;
+ opus_int16 gainMult_Q8;
+ opus_int16 ec_prevLagIndex_copy;
+ opus_int ec_prevSignalType_copy;
+ opus_int8 LastGainIndex_copy2;
+ opus_int32 pGains_Q16[ MAX_NB_SUBFR ];
+ opus_uint8 ec_buf_copy[ 1275 ];
+
+ /* This is totally unnecessary but many compilers (including gcc) are too dumb to realise it */
+ LastGainIndex_copy2 = nBits_lower = nBits_upper = gainMult_lower = gainMult_upper = 0;
+
+ psEnc->sCmn.indices.Seed = psEnc->sCmn.frameCounter++ & 3;
+
+ /**************************************************************/
+ /* Set up Input Pointers, and insert frame in input buffer */
+ /**************************************************************/
+ /* pointers aligned with start of frame to encode */
+ x_frame = psEnc->x_buf + psEnc->sCmn.ltp_mem_length; /* start of frame to encode */
+ res_pitch_frame = res_pitch + psEnc->sCmn.ltp_mem_length; /* start of pitch LPC residual frame */
+
+ /***************************************/
+ /* Ensure smooth bandwidth transitions */
+ /***************************************/
+ silk_LP_variable_cutoff( &psEnc->sCmn.sLP, psEnc->sCmn.inputBuf + 1, psEnc->sCmn.frame_length );
+
+ /*******************************************/
+ /* Copy new frame to front of input buffer */
+ /*******************************************/
+ silk_short2float_array( x_frame + LA_SHAPE_MS * psEnc->sCmn.fs_kHz, psEnc->sCmn.inputBuf + 1, psEnc->sCmn.frame_length );
+
+ /* Add tiny signal to avoid high CPU load from denormalized floating point numbers */
+ for( i = 0; i < 8; i++ ) {
+ x_frame[ LA_SHAPE_MS * psEnc->sCmn.fs_kHz + i * ( psEnc->sCmn.frame_length >> 3 ) ] += ( 1 - ( i & 2 ) ) * 1e-6f;
+ }
+
+ if( !psEnc->sCmn.prefillFlag ) {
+ /*****************************************/
+ /* Find pitch lags, initial LPC analysis */
+ /*****************************************/
+ silk_find_pitch_lags_FLP( psEnc, &sEncCtrl, res_pitch, x_frame );
+
+ /************************/
+ /* Noise shape analysis */
+ /************************/
+ silk_noise_shape_analysis_FLP( psEnc, &sEncCtrl, res_pitch_frame, x_frame );
+
+ /***************************************************/
+ /* Find linear prediction coefficients (LPC + LTP) */
+ /***************************************************/
+ silk_find_pred_coefs_FLP( psEnc, &sEncCtrl, res_pitch, x_frame, condCoding );
+
+ /****************************************/
+ /* Process gains */
+ /****************************************/
+ silk_process_gains_FLP( psEnc, &sEncCtrl, condCoding );
+
+ /*****************************************/
+ /* Prefiltering for noise shaper */
+ /*****************************************/
+ silk_prefilter_FLP( psEnc, &sEncCtrl, xfw, x_frame );
+
+ /****************************************/
+ /* Low Bitrate Redundant Encoding */
+ /****************************************/
+ silk_LBRR_encode_FLP( psEnc, &sEncCtrl, xfw, condCoding );
+
+ /* Loop over quantizer and entroy coding to control bitrate */
+ maxIter = 6;
+ gainMult_Q8 = SILK_FIX_CONST( 1, 8 );
+ found_lower = 0;
+ found_upper = 0;
+ gainsID = silk_gains_ID( psEnc->sCmn.indices.GainsIndices, psEnc->sCmn.nb_subfr );
+ gainsID_lower = -1;
+ gainsID_upper = -1;
+ /* Copy part of the input state */
+ silk_memcpy( &sRangeEnc_copy, psRangeEnc, sizeof( ec_enc ) );
+ silk_memcpy( &sNSQ_copy, &psEnc->sCmn.sNSQ, sizeof( silk_nsq_state ) );
+ seed_copy = psEnc->sCmn.indices.Seed;
+ ec_prevLagIndex_copy = psEnc->sCmn.ec_prevLagIndex;
+ ec_prevSignalType_copy = psEnc->sCmn.ec_prevSignalType;
+ for( iter = 0; ; iter++ ) {
+ if( gainsID == gainsID_lower ) {
+ nBits = nBits_lower;
+ } else if( gainsID == gainsID_upper ) {
+ nBits = nBits_upper;
+ } else {
+ /* Restore part of the input state */
+ if( iter > 0 ) {
+ silk_memcpy( psRangeEnc, &sRangeEnc_copy, sizeof( ec_enc ) );
+ silk_memcpy( &psEnc->sCmn.sNSQ, &sNSQ_copy, sizeof( silk_nsq_state ) );
+ psEnc->sCmn.indices.Seed = seed_copy;
+ psEnc->sCmn.ec_prevLagIndex = ec_prevLagIndex_copy;
+ psEnc->sCmn.ec_prevSignalType = ec_prevSignalType_copy;
+ }
+
+ /*****************************************/
+ /* Noise shaping quantization */
+ /*****************************************/
+ silk_NSQ_wrapper_FLP( psEnc, &sEncCtrl, &psEnc->sCmn.indices, &psEnc->sCmn.sNSQ, psEnc->sCmn.pulses, xfw );
+
+ /****************************************/
+ /* Encode Parameters */
+ /****************************************/
+ silk_encode_indices( &psEnc->sCmn, psRangeEnc, psEnc->sCmn.nFramesEncoded, 0, condCoding );
+
+ /****************************************/
+ /* Encode Excitation Signal */
+ /****************************************/
+ silk_encode_pulses( psRangeEnc, psEnc->sCmn.indices.signalType, psEnc->sCmn.indices.quantOffsetType,
+ psEnc->sCmn.pulses, psEnc->sCmn.frame_length );
+
+ nBits = ec_tell( psRangeEnc );
+
+ if( useCBR == 0 && iter == 0 && nBits <= maxBits ) {
+ break;
+ }
+ }
+
+ if( iter == maxIter ) {
+ if( found_lower && ( gainsID == gainsID_lower || nBits > maxBits ) ) {
+ /* Restore output state from earlier iteration that did meet the bitrate budget */
+ silk_memcpy( psRangeEnc, &sRangeEnc_copy2, sizeof( ec_enc ) );
+ silk_assert( sRangeEnc_copy2.offs <= 1275 );
+ silk_memcpy( psRangeEnc->buf, ec_buf_copy, sRangeEnc_copy2.offs );
+ silk_memcpy( &psEnc->sCmn.sNSQ, &sNSQ_copy2, sizeof( silk_nsq_state ) );
+ psEnc->sShape.LastGainIndex = LastGainIndex_copy2;
+ }
+ break;
+ }
+
+ if( nBits > maxBits ) {
+ if( found_lower == 0 && iter >= 2 ) {
+ /* Adjust the quantizer's rate/distortion tradeoff and discard previous "upper" results */
+ sEncCtrl.Lambda *= 1.5f;
+ found_upper = 0;
+ gainsID_upper = -1;
+ } else {
+ found_upper = 1;
+ nBits_upper = nBits;
+ gainMult_upper = gainMult_Q8;
+ gainsID_upper = gainsID;
+ }
+ } else if( nBits < maxBits - 5 ) {
+ found_lower = 1;
+ nBits_lower = nBits;
+ gainMult_lower = gainMult_Q8;
+ if( gainsID != gainsID_lower ) {
+ gainsID_lower = gainsID;
+ /* Copy part of the output state */
+ silk_memcpy( &sRangeEnc_copy2, psRangeEnc, sizeof( ec_enc ) );
+ silk_assert( psRangeEnc->offs <= 1275 );
+ silk_memcpy( ec_buf_copy, psRangeEnc->buf, psRangeEnc->offs );
+ silk_memcpy( &sNSQ_copy2, &psEnc->sCmn.sNSQ, sizeof( silk_nsq_state ) );
+ LastGainIndex_copy2 = psEnc->sShape.LastGainIndex;
+ }
+ } else {
+ /* Within 5 bits of budget: close enough */
+ break;
+ }
+
+ if( ( found_lower & found_upper ) == 0 ) {
+ /* Adjust gain according to high-rate rate/distortion curve */
+ opus_int32 gain_factor_Q16;
+ gain_factor_Q16 = silk_log2lin( silk_LSHIFT( nBits - maxBits, 7 ) / psEnc->sCmn.frame_length + SILK_FIX_CONST( 16, 7 ) );
+ gain_factor_Q16 = silk_min_32( gain_factor_Q16, SILK_FIX_CONST( 2, 16 ) );
+ if( nBits > maxBits ) {
+ gain_factor_Q16 = silk_max_32( gain_factor_Q16, SILK_FIX_CONST( 1.3, 16 ) );
+ }
+ gainMult_Q8 = silk_SMULWB( gain_factor_Q16, gainMult_Q8 );
+ } else {
+ /* Adjust gain by interpolating */
+ gainMult_Q8 = gainMult_lower + ( ( gainMult_upper - gainMult_lower ) * ( maxBits - nBits_lower ) ) / ( nBits_upper - nBits_lower );
+ /* New gain multplier must be between 25% and 75% of old range (note that gainMult_upper < gainMult_lower) */
+ if( gainMult_Q8 > silk_ADD_RSHIFT32( gainMult_lower, gainMult_upper - gainMult_lower, 2 ) ) {
+ gainMult_Q8 = silk_ADD_RSHIFT32( gainMult_lower, gainMult_upper - gainMult_lower, 2 );
+ } else
+ if( gainMult_Q8 < silk_SUB_RSHIFT32( gainMult_upper, gainMult_upper - gainMult_lower, 2 ) ) {
+ gainMult_Q8 = silk_SUB_RSHIFT32( gainMult_upper, gainMult_upper - gainMult_lower, 2 );
+ }
+ }
+
+ for( i = 0; i < psEnc->sCmn.nb_subfr; i++ ) {
+ pGains_Q16[ i ] = silk_LSHIFT_SAT32( silk_SMULWB( sEncCtrl.GainsUnq_Q16[ i ], gainMult_Q8 ), 8 );
+ }
+
+ /* Quantize gains */
+ psEnc->sShape.LastGainIndex = sEncCtrl.lastGainIndexPrev;
+ silk_gains_quant( psEnc->sCmn.indices.GainsIndices, pGains_Q16,
+ &psEnc->sShape.LastGainIndex, condCoding == CODE_CONDITIONALLY, psEnc->sCmn.nb_subfr );
+
+ /* Unique identifier of gains vector */
+ gainsID = silk_gains_ID( psEnc->sCmn.indices.GainsIndices, psEnc->sCmn.nb_subfr );
+
+ /* Overwrite unquantized gains with quantized gains and convert back to Q0 from Q16 */
+ for( i = 0; i < psEnc->sCmn.nb_subfr; i++ ) {
+ sEncCtrl.Gains[ i ] = pGains_Q16[ i ] / 65536.0f;
+ }
+ }
+ }
+
+ /* Update input buffer */
+ silk_memmove( psEnc->x_buf, &psEnc->x_buf[ psEnc->sCmn.frame_length ],
+ ( psEnc->sCmn.ltp_mem_length + LA_SHAPE_MS * psEnc->sCmn.fs_kHz ) * sizeof( silk_float ) );
+
+ /* Parameters needed for next frame */
+ psEnc->sCmn.prevLag = sEncCtrl.pitchL[ psEnc->sCmn.nb_subfr - 1 ];
+ psEnc->sCmn.prevSignalType = psEnc->sCmn.indices.signalType;
+
+ /* Exit without entropy coding */
+ if( psEnc->sCmn.prefillFlag ) {
+ /* No payload */
+ *pnBytesOut = 0;
+ return ret;
+ }
+
+ /****************************************/
+ /* Finalize payload */
+ /****************************************/
+ psEnc->sCmn.first_frame_after_reset = 0;
+ /* Payload size */
+ *pnBytesOut = silk_RSHIFT( ec_tell( psRangeEnc ) + 7, 3 );
+
+ return ret;
+}
+
+/* Low-Bitrate Redundancy (LBRR) encoding. Reuse all parameters but encode excitation at lower bitrate */
+static inline void silk_LBRR_encode_FLP(
+ silk_encoder_state_FLP *psEnc, /* I/O Encoder state FLP */
+ silk_encoder_control_FLP *psEncCtrl, /* I/O Encoder control FLP */
+ const silk_float xfw[], /* I Input signal */
+ opus_int condCoding /* I The type of conditional coding used so far for this frame */
+)
+{
+ opus_int k;
+ opus_int32 Gains_Q16[ MAX_NB_SUBFR ];
+ silk_float TempGains[ MAX_NB_SUBFR ];
+ SideInfoIndices *psIndices_LBRR = &psEnc->sCmn.indices_LBRR[ psEnc->sCmn.nFramesEncoded ];
+ silk_nsq_state sNSQ_LBRR;
+
+ /*******************************************/
+ /* Control use of inband LBRR */
+ /*******************************************/
+ if( psEnc->sCmn.LBRR_enabled && psEnc->sCmn.speech_activity_Q8 > SILK_FIX_CONST( LBRR_SPEECH_ACTIVITY_THRES, 8 ) ) {
+ psEnc->sCmn.LBRR_flags[ psEnc->sCmn.nFramesEncoded ] = 1;
+
+ /* Copy noise shaping quantizer state and quantization indices from regular encoding */
+ silk_memcpy( &sNSQ_LBRR, &psEnc->sCmn.sNSQ, sizeof( silk_nsq_state ) );
+ silk_memcpy( psIndices_LBRR, &psEnc->sCmn.indices, sizeof( SideInfoIndices ) );
+
+ /* Save original gains */
+ silk_memcpy( TempGains, psEncCtrl->Gains, psEnc->sCmn.nb_subfr * sizeof( silk_float ) );
+
+ if( psEnc->sCmn.nFramesEncoded == 0 || psEnc->sCmn.LBRR_flags[ psEnc->sCmn.nFramesEncoded - 1 ] == 0 ) {
+ /* First frame in packet or previous frame not LBRR coded */
+ psEnc->sCmn.LBRRprevLastGainIndex = psEnc->sShape.LastGainIndex;
+
+ /* Increase Gains to get target LBRR rate */
+ psIndices_LBRR->GainsIndices[ 0 ] += psEnc->sCmn.LBRR_GainIncreases;
+ psIndices_LBRR->GainsIndices[ 0 ] = silk_min_int( psIndices_LBRR->GainsIndices[ 0 ], N_LEVELS_QGAIN - 1 );
+ }
+
+ /* Decode to get gains in sync with decoder */
+ silk_gains_dequant( Gains_Q16, psIndices_LBRR->GainsIndices,
+ &psEnc->sCmn.LBRRprevLastGainIndex, condCoding == CODE_CONDITIONALLY, psEnc->sCmn.nb_subfr );
+
+ /* Overwrite unquantized gains with quantized gains and convert back to Q0 from Q16 */
+ for( k = 0; k < psEnc->sCmn.nb_subfr; k++ ) {
+ psEncCtrl->Gains[ k ] = Gains_Q16[ k ] * ( 1.0f / 65536.0f );
+ }
+
+ /*****************************************/
+ /* Noise shaping quantization */
+ /*****************************************/
+ silk_NSQ_wrapper_FLP( psEnc, psEncCtrl, psIndices_LBRR, &sNSQ_LBRR,
+ psEnc->sCmn.pulses_LBRR[ psEnc->sCmn.nFramesEncoded ], xfw );
+
+ /* Restore original gains */
+ silk_memcpy( psEncCtrl->Gains, TempGains, psEnc->sCmn.nb_subfr * sizeof( silk_float ) );
+ }
+}
diff --git a/jni/libopus/silk/float/energy_FLP.c b/jni/libopus/silk/float/energy_FLP.c
new file mode 100644
index 0000000..e3eedf9
--- /dev/null
+++ b/jni/libopus/silk/float/energy_FLP.c
@@ -0,0 +1,60 @@
+/***********************************************************************
+Copyright (c) 2006-2011, Skype Limited. All rights reserved.
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+- Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.
+- Redistributions in binary form must reproduce the above copyright
+notice, this list of conditions and the following disclaimer in the
+documentation and/or other materials provided with the distribution.
+- Neither the name of Internet Society, IETF or IETF Trust, nor the
+names of specific contributors, may be used to endorse or promote
+products derived from this software without specific prior written
+permission.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS”
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+***********************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "SigProc_FLP.h"
+
+/* sum of squares of a silk_float array, with result as double */
+double silk_energy_FLP(
+ const silk_float *data,
+ opus_int dataSize
+)
+{
+ opus_int i, dataSize4;
+ double result;
+
+ /* 4x unrolled loop */
+ result = 0.0;
+ dataSize4 = dataSize & 0xFFFC;
+ for( i = 0; i < dataSize4; i += 4 ) {
+ result += data[ i + 0 ] * (double)data[ i + 0 ] +
+ data[ i + 1 ] * (double)data[ i + 1 ] +
+ data[ i + 2 ] * (double)data[ i + 2 ] +
+ data[ i + 3 ] * (double)data[ i + 3 ];
+ }
+
+ /* add any remaining products */
+ for( ; i < dataSize; i++ ) {
+ result += data[ i ] * (double)data[ i ];
+ }
+
+ silk_assert( result >= 0.0 );
+ return result;
+}
diff --git a/jni/libopus/silk/float/find_LPC_FLP.c b/jni/libopus/silk/float/find_LPC_FLP.c
new file mode 100644
index 0000000..66fa7dd
--- /dev/null
+++ b/jni/libopus/silk/float/find_LPC_FLP.c
@@ -0,0 +1,104 @@
+/***********************************************************************
+Copyright (c) 2006-2011, Skype Limited. All rights reserved.
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+- Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.
+- Redistributions in binary form must reproduce the above copyright
+notice, this list of conditions and the following disclaimer in the
+documentation and/or other materials provided with the distribution.
+- Neither the name of Internet Society, IETF or IETF Trust, nor the
+names of specific contributors, may be used to endorse or promote
+products derived from this software without specific prior written
+permission.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS”
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+***********************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "define.h"
+#include "main_FLP.h"
+#include "tuning_parameters.h"
+
+/* LPC analysis */
+void silk_find_LPC_FLP(
+ silk_encoder_state *psEncC, /* I/O Encoder state */
+ opus_int16 NLSF_Q15[], /* O NLSFs */
+ const silk_float x[], /* I Input signal */
+ const silk_float minInvGain /* I Inverse of max prediction gain */
+)
+{
+ opus_int k, subfr_length;
+ silk_float a[ MAX_LPC_ORDER ];
+
+ /* Used only for NLSF interpolation */
+ silk_float res_nrg, res_nrg_2nd, res_nrg_interp;
+ opus_int16 NLSF0_Q15[ MAX_LPC_ORDER ];
+ silk_float a_tmp[ MAX_LPC_ORDER ];
+ silk_float LPC_res[ MAX_FRAME_LENGTH + MAX_NB_SUBFR * MAX_LPC_ORDER ];
+
+ subfr_length = psEncC->subfr_length + psEncC->predictLPCOrder;
+
+ /* Default: No interpolation */
+ psEncC->indices.NLSFInterpCoef_Q2 = 4;
+
+ /* Burg AR analysis for the full frame */
+ res_nrg = silk_burg_modified_FLP( a, x, minInvGain, subfr_length, psEncC->nb_subfr, psEncC->predictLPCOrder );
+
+ if( psEncC->useInterpolatedNLSFs && !psEncC->first_frame_after_reset && psEncC->nb_subfr == MAX_NB_SUBFR ) {
+ /* Optimal solution for last 10 ms; subtract residual energy here, as that's easier than */
+ /* adding it to the residual energy of the first 10 ms in each iteration of the search below */
+ res_nrg -= silk_burg_modified_FLP( a_tmp, x + ( MAX_NB_SUBFR / 2 ) * subfr_length, minInvGain, subfr_length, MAX_NB_SUBFR / 2, psEncC->predictLPCOrder );
+
+ /* Convert to NLSFs */
+ silk_A2NLSF_FLP( NLSF_Q15, a_tmp, psEncC->predictLPCOrder );
+
+ /* Search over interpolation indices to find the one with lowest residual energy */
+ res_nrg_2nd = silk_float_MAX;
+ for( k = 3; k >= 0; k-- ) {
+ /* Interpolate NLSFs for first half */
+ silk_interpolate( NLSF0_Q15, psEncC->prev_NLSFq_Q15, NLSF_Q15, k, psEncC->predictLPCOrder );
+
+ /* Convert to LPC for residual energy evaluation */
+ silk_NLSF2A_FLP( a_tmp, NLSF0_Q15, psEncC->predictLPCOrder );
+
+ /* Calculate residual energy with LSF interpolation */
+ silk_LPC_analysis_filter_FLP( LPC_res, a_tmp, x, 2 * subfr_length, psEncC->predictLPCOrder );
+ res_nrg_interp = (silk_float)(
+ silk_energy_FLP( LPC_res + psEncC->predictLPCOrder, subfr_length - psEncC->predictLPCOrder ) +
+ silk_energy_FLP( LPC_res + psEncC->predictLPCOrder + subfr_length, subfr_length - psEncC->predictLPCOrder ) );
+
+ /* Determine whether current interpolated NLSFs are best so far */
+ if( res_nrg_interp < res_nrg ) {
+ /* Interpolation has lower residual energy */
+ res_nrg = res_nrg_interp;
+ psEncC->indices.NLSFInterpCoef_Q2 = (opus_int8)k;
+ } else if( res_nrg_interp > res_nrg_2nd ) {
+ /* No reason to continue iterating - residual energies will continue to climb */
+ break;
+ }
+ res_nrg_2nd = res_nrg_interp;
+ }
+ }
+
+ if( psEncC->indices.NLSFInterpCoef_Q2 == 4 ) {
+ /* NLSF interpolation is currently inactive, calculate NLSFs from full frame AR coefficients */
+ silk_A2NLSF_FLP( NLSF_Q15, a, psEncC->predictLPCOrder );
+ }
+
+ silk_assert( psEncC->indices.NLSFInterpCoef_Q2 == 4 ||
+ ( psEncC->useInterpolatedNLSFs && !psEncC->first_frame_after_reset && psEncC->nb_subfr == MAX_NB_SUBFR ) );
+}
diff --git a/jni/libopus/silk/float/find_LTP_FLP.c b/jni/libopus/silk/float/find_LTP_FLP.c
new file mode 100644
index 0000000..0a3c71b
--- /dev/null
+++ b/jni/libopus/silk/float/find_LTP_FLP.c
@@ -0,0 +1,132 @@
+/***********************************************************************
+Copyright (c) 2006-2011, Skype Limited. All rights reserved.
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+- Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.
+- Redistributions in binary form must reproduce the above copyright
+notice, this list of conditions and the following disclaimer in the
+documentation and/or other materials provided with the distribution.
+- Neither the name of Internet Society, IETF or IETF Trust, nor the
+names of specific contributors, may be used to endorse or promote
+products derived from this software without specific prior written
+permission.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS”
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+***********************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "main_FLP.h"
+#include "tuning_parameters.h"
+
+void silk_find_LTP_FLP(
+ silk_float b[ MAX_NB_SUBFR * LTP_ORDER ], /* O LTP coefs */
+ silk_float WLTP[ MAX_NB_SUBFR * LTP_ORDER * LTP_ORDER ], /* O Weight for LTP quantization */
+ silk_float *LTPredCodGain, /* O LTP coding gain */
+ const silk_float r_lpc[], /* I LPC residual */
+ const opus_int lag[ MAX_NB_SUBFR ], /* I LTP lags */
+ const silk_float Wght[ MAX_NB_SUBFR ], /* I Weights */
+ const opus_int subfr_length, /* I Subframe length */
+ const opus_int nb_subfr, /* I number of subframes */
+ const opus_int mem_offset /* I Number of samples in LTP memory */
+)
+{
+ opus_int i, k;
+ silk_float *b_ptr, temp, *WLTP_ptr;
+ silk_float LPC_res_nrg, LPC_LTP_res_nrg;
+ silk_float d[ MAX_NB_SUBFR ], m, g, delta_b[ LTP_ORDER ];
+ silk_float w[ MAX_NB_SUBFR ], nrg[ MAX_NB_SUBFR ], regu;
+ silk_float Rr[ LTP_ORDER ], rr[ MAX_NB_SUBFR ];
+ const silk_float *r_ptr, *lag_ptr;
+
+ b_ptr = b;
+ WLTP_ptr = WLTP;
+ r_ptr = &r_lpc[ mem_offset ];
+ for( k = 0; k < nb_subfr; k++ ) {
+ lag_ptr = r_ptr - ( lag[ k ] + LTP_ORDER / 2 );
+
+ silk_corrMatrix_FLP( lag_ptr, subfr_length, LTP_ORDER, WLTP_ptr );
+ silk_corrVector_FLP( lag_ptr, r_ptr, subfr_length, LTP_ORDER, Rr );
+
+ rr[ k ] = ( silk_float )silk_energy_FLP( r_ptr, subfr_length );
+ regu = 1.0f + rr[ k ] +
+ matrix_ptr( WLTP_ptr, 0, 0, LTP_ORDER ) +
+ matrix_ptr( WLTP_ptr, LTP_ORDER-1, LTP_ORDER-1, LTP_ORDER );
+ regu *= LTP_DAMPING / 3;
+ silk_regularize_correlations_FLP( WLTP_ptr, &rr[ k ], regu, LTP_ORDER );
+ silk_solve_LDL_FLP( WLTP_ptr, LTP_ORDER, Rr, b_ptr );
+
+ /* Calculate residual energy */
+ nrg[ k ] = silk_residual_energy_covar_FLP( b_ptr, WLTP_ptr, Rr, rr[ k ], LTP_ORDER );
+
+ temp = Wght[ k ] / ( nrg[ k ] * Wght[ k ] + 0.01f * subfr_length );
+ silk_scale_vector_FLP( WLTP_ptr, temp, LTP_ORDER * LTP_ORDER );
+ w[ k ] = matrix_ptr( WLTP_ptr, LTP_ORDER / 2, LTP_ORDER / 2, LTP_ORDER );
+
+ r_ptr += subfr_length;
+ b_ptr += LTP_ORDER;
+ WLTP_ptr += LTP_ORDER * LTP_ORDER;
+ }
+
+ /* Compute LTP coding gain */
+ if( LTPredCodGain != NULL ) {
+ LPC_LTP_res_nrg = 1e-6f;
+ LPC_res_nrg = 0.0f;
+ for( k = 0; k < nb_subfr; k++ ) {
+ LPC_res_nrg += rr[ k ] * Wght[ k ];
+ LPC_LTP_res_nrg += nrg[ k ] * Wght[ k ];
+ }
+
+ silk_assert( LPC_LTP_res_nrg > 0 );
+ *LTPredCodGain = 3.0f * silk_log2( LPC_res_nrg / LPC_LTP_res_nrg );
+ }
+
+ /* Smoothing */
+ /* d = sum( B, 1 ); */
+ b_ptr = b;
+ for( k = 0; k < nb_subfr; k++ ) {
+ d[ k ] = 0;
+ for( i = 0; i < LTP_ORDER; i++ ) {
+ d[ k ] += b_ptr[ i ];
+ }
+ b_ptr += LTP_ORDER;
+ }
+ /* m = ( w * d' ) / ( sum( w ) + 1e-3 ); */
+ temp = 1e-3f;
+ for( k = 0; k < nb_subfr; k++ ) {
+ temp += w[ k ];
+ }
+ m = 0;
+ for( k = 0; k < nb_subfr; k++ ) {
+ m += d[ k ] * w[ k ];
+ }
+ m = m / temp;
+
+ b_ptr = b;
+ for( k = 0; k < nb_subfr; k++ ) {
+ g = LTP_SMOOTHING / ( LTP_SMOOTHING + w[ k ] ) * ( m - d[ k ] );
+ temp = 0;
+ for( i = 0; i < LTP_ORDER; i++ ) {
+ delta_b[ i ] = silk_max_float( b_ptr[ i ], 0.1f );
+ temp += delta_b[ i ];
+ }
+ temp = g / temp;
+ for( i = 0; i < LTP_ORDER; i++ ) {
+ b_ptr[ i ] = b_ptr[ i ] + delta_b[ i ] * temp;
+ }
+ b_ptr += LTP_ORDER;
+ }
+}
diff --git a/jni/libopus/silk/float/find_pitch_lags_FLP.c b/jni/libopus/silk/float/find_pitch_lags_FLP.c
new file mode 100644
index 0000000..00862a6
--- /dev/null
+++ b/jni/libopus/silk/float/find_pitch_lags_FLP.c
@@ -0,0 +1,131 @@
+/***********************************************************************
+Copyright (c) 2006-2011, Skype Limited. All rights reserved.
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+- Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.
+- Redistributions in binary form must reproduce the above copyright
+notice, this list of conditions and the following disclaimer in the
+documentation and/or other materials provided with the distribution.
+- Neither the name of Internet Society, IETF or IETF Trust, nor the
+names of specific contributors, may be used to endorse or promote
+products derived from this software without specific prior written
+permission.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS”
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+***********************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <stdlib.h>
+#include "main_FLP.h"
+#include "tuning_parameters.h"
+
+void silk_find_pitch_lags_FLP(
+ silk_encoder_state_FLP *psEnc, /* I/O Encoder state FLP */
+ silk_encoder_control_FLP *psEncCtrl, /* I/O Encoder control FLP */
+ silk_float res[], /* O Residual */
+ const silk_float x[] /* I Speech signal */
+)
+{
+ opus_int buf_len;
+ silk_float thrhld, res_nrg;
+ const silk_float *x_buf_ptr, *x_buf;
+ silk_float auto_corr[ MAX_FIND_PITCH_LPC_ORDER + 1 ];
+ silk_float A[ MAX_FIND_PITCH_LPC_ORDER ];
+ silk_float refl_coef[ MAX_FIND_PITCH_LPC_ORDER ];
+ silk_float Wsig[ FIND_PITCH_LPC_WIN_MAX ];
+ silk_float *Wsig_ptr;
+
+ /******************************************/
+ /* Set up buffer lengths etc based on Fs */
+ /******************************************/
+ buf_len = psEnc->sCmn.la_pitch + psEnc->sCmn.frame_length + psEnc->sCmn.ltp_mem_length;
+
+ /* Safety check */
+ silk_assert( buf_len >= psEnc->sCmn.pitch_LPC_win_length );
+
+ x_buf = x - psEnc->sCmn.ltp_mem_length;
+
+ /******************************************/
+ /* Estimate LPC AR coeficients */
+ /******************************************/
+
+ /* Calculate windowed signal */
+
+ /* First LA_LTP samples */
+ x_buf_ptr = x_buf + buf_len - psEnc->sCmn.pitch_LPC_win_length;
+ Wsig_ptr = Wsig;
+ silk_apply_sine_window_FLP( Wsig_ptr, x_buf_ptr, 1, psEnc->sCmn.la_pitch );
+
+ /* Middle non-windowed samples */
+ Wsig_ptr += psEnc->sCmn.la_pitch;
+ x_buf_ptr += psEnc->sCmn.la_pitch;
+ silk_memcpy( Wsig_ptr, x_buf_ptr, ( psEnc->sCmn.pitch_LPC_win_length - ( psEnc->sCmn.la_pitch << 1 ) ) * sizeof( silk_float ) );
+
+ /* Last LA_LTP samples */
+ Wsig_ptr += psEnc->sCmn.pitch_LPC_win_length - ( psEnc->sCmn.la_pitch << 1 );
+ x_buf_ptr += psEnc->sCmn.pitch_LPC_win_length - ( psEnc->sCmn.la_pitch << 1 );
+ silk_apply_sine_window_FLP( Wsig_ptr, x_buf_ptr, 2, psEnc->sCmn.la_pitch );
+
+ /* Calculate autocorrelation sequence */
+ silk_autocorrelation_FLP( auto_corr, Wsig, psEnc->sCmn.pitch_LPC_win_length, psEnc->sCmn.pitchEstimationLPCOrder + 1 );
+
+ /* Add white noise, as a fraction of the energy */
+ auto_corr[ 0 ] += auto_corr[ 0 ] * FIND_PITCH_WHITE_NOISE_FRACTION + 1;
+
+ /* Calculate the reflection coefficients using Schur */
+ res_nrg = silk_schur_FLP( refl_coef, auto_corr, psEnc->sCmn.pitchEstimationLPCOrder );
+
+ /* Prediction gain */
+ psEncCtrl->predGain = auto_corr[ 0 ] / silk_max_float( res_nrg, 1.0f );
+
+ /* Convert reflection coefficients to prediction coefficients */
+ silk_k2a_FLP( A, refl_coef, psEnc->sCmn.pitchEstimationLPCOrder );
+
+ /* Bandwidth expansion */
+ silk_bwexpander_FLP( A, psEnc->sCmn.pitchEstimationLPCOrder, FIND_PITCH_BANDWIDTH_EXPANSION );
+
+ /*****************************************/
+ /* LPC analysis filtering */
+ /*****************************************/
+ silk_LPC_analysis_filter_FLP( res, A, x_buf, buf_len, psEnc->sCmn.pitchEstimationLPCOrder );
+
+ if( psEnc->sCmn.indices.signalType != TYPE_NO_VOICE_ACTIVITY && psEnc->sCmn.first_frame_after_reset == 0 ) {
+ /* Threshold for pitch estimator */
+ thrhld = 0.6f;
+ thrhld -= 0.004f * psEnc->sCmn.pitchEstimationLPCOrder;
+ thrhld -= 0.1f * psEnc->sCmn.speech_activity_Q8 * ( 1.0f / 256.0f );
+ thrhld -= 0.15f * (psEnc->sCmn.prevSignalType >> 1);
+ thrhld -= 0.1f * psEnc->sCmn.input_tilt_Q15 * ( 1.0f / 32768.0f );
+
+ /*****************************************/
+ /* Call Pitch estimator */
+ /*****************************************/
+ if( silk_pitch_analysis_core_FLP( res, psEncCtrl->pitchL, &psEnc->sCmn.indices.lagIndex,
+ &psEnc->sCmn.indices.contourIndex, &psEnc->LTPCorr, psEnc->sCmn.prevLag, psEnc->sCmn.pitchEstimationThreshold_Q16 / 65536.0f,
+ thrhld, psEnc->sCmn.fs_kHz, psEnc->sCmn.pitchEstimationComplexity, psEnc->sCmn.nb_subfr ) == 0 )
+ {
+ psEnc->sCmn.indices.signalType = TYPE_VOICED;
+ } else {
+ psEnc->sCmn.indices.signalType = TYPE_UNVOICED;
+ }
+ } else {
+ silk_memset( psEncCtrl->pitchL, 0, sizeof( psEncCtrl->pitchL ) );
+ psEnc->sCmn.indices.lagIndex = 0;
+ psEnc->sCmn.indices.contourIndex = 0;
+ psEnc->LTPCorr = 0;
+ }
+}
diff --git a/jni/libopus/silk/float/find_pred_coefs_FLP.c b/jni/libopus/silk/float/find_pred_coefs_FLP.c
new file mode 100644
index 0000000..2156893
--- /dev/null
+++ b/jni/libopus/silk/float/find_pred_coefs_FLP.c
@@ -0,0 +1,116 @@
+/***********************************************************************
+Copyright (c) 2006-2011, Skype Limited. All rights reserved.
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+- Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.
+- Redistributions in binary form must reproduce the above copyright
+notice, this list of conditions and the following disclaimer in the
+documentation and/or other materials provided with the distribution.
+- Neither the name of Internet Society, IETF or IETF Trust, nor the
+names of specific contributors, may be used to endorse or promote
+products derived from this software without specific prior written
+permission.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS”
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+***********************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "main_FLP.h"
+
+/* Find LPC and LTP coefficients */
+void silk_find_pred_coefs_FLP(
+ silk_encoder_state_FLP *psEnc, /* I/O Encoder state FLP */
+ silk_encoder_control_FLP *psEncCtrl, /* I/O Encoder control FLP */
+ const silk_float res_pitch[], /* I Residual from pitch analysis */
+ const silk_float x[], /* I Speech signal */
+ opus_int condCoding /* I The type of conditional coding to use */
+)
+{
+ opus_int i;
+ silk_float WLTP[ MAX_NB_SUBFR * LTP_ORDER * LTP_ORDER ];
+ silk_float invGains[ MAX_NB_SUBFR ], Wght[ MAX_NB_SUBFR ];
+ opus_int16 NLSF_Q15[ MAX_LPC_ORDER ];
+ const silk_float *x_ptr;
+ silk_float *x_pre_ptr, LPC_in_pre[ MAX_NB_SUBFR * MAX_LPC_ORDER + MAX_FRAME_LENGTH ];
+ silk_float minInvGain;
+
+ /* Weighting for weighted least squares */
+ for( i = 0; i < psEnc->sCmn.nb_subfr; i++ ) {
+ silk_assert( psEncCtrl->Gains[ i ] > 0.0f );
+ invGains[ i ] = 1.0f / psEncCtrl->Gains[ i ];
+ Wght[ i ] = invGains[ i ] * invGains[ i ];
+ }
+
+ if( psEnc->sCmn.indices.signalType == TYPE_VOICED ) {
+ /**********/
+ /* VOICED */
+ /**********/
+ silk_assert( psEnc->sCmn.ltp_mem_length - psEnc->sCmn.predictLPCOrder >= psEncCtrl->pitchL[ 0 ] + LTP_ORDER / 2 );
+
+ /* LTP analysis */
+ silk_find_LTP_FLP( psEncCtrl->LTPCoef, WLTP, &psEncCtrl->LTPredCodGain, res_pitch,
+ psEncCtrl->pitchL, Wght, psEnc->sCmn.subfr_length, psEnc->sCmn.nb_subfr, psEnc->sCmn.ltp_mem_length );
+
+ /* Quantize LTP gain parameters */
+ silk_quant_LTP_gains_FLP( psEncCtrl->LTPCoef, psEnc->sCmn.indices.LTPIndex, &psEnc->sCmn.indices.PERIndex,
+ WLTP, psEnc->sCmn.mu_LTP_Q9, psEnc->sCmn.LTPQuantLowComplexity, psEnc->sCmn.nb_subfr );
+
+ /* Control LTP scaling */
+ silk_LTP_scale_ctrl_FLP( psEnc, psEncCtrl, condCoding );
+
+ /* Create LTP residual */
+ silk_LTP_analysis_filter_FLP( LPC_in_pre, x - psEnc->sCmn.predictLPCOrder, psEncCtrl->LTPCoef,
+ psEncCtrl->pitchL, invGains, psEnc->sCmn.subfr_length, psEnc->sCmn.nb_subfr, psEnc->sCmn.predictLPCOrder );
+ } else {
+ /************/
+ /* UNVOICED */
+ /************/
+ /* Create signal with prepended subframes, scaled by inverse gains */
+ x_ptr = x - psEnc->sCmn.predictLPCOrder;
+ x_pre_ptr = LPC_in_pre;
+ for( i = 0; i < psEnc->sCmn.nb_subfr; i++ ) {
+ silk_scale_copy_vector_FLP( x_pre_ptr, x_ptr, invGains[ i ],
+ psEnc->sCmn.subfr_length + psEnc->sCmn.predictLPCOrder );
+ x_pre_ptr += psEnc->sCmn.subfr_length + psEnc->sCmn.predictLPCOrder;
+ x_ptr += psEnc->sCmn.subfr_length;
+ }
+ silk_memset( psEncCtrl->LTPCoef, 0, psEnc->sCmn.nb_subfr * LTP_ORDER * sizeof( silk_float ) );
+ psEncCtrl->LTPredCodGain = 0.0f;
+ }
+
+ /* Limit on total predictive coding gain */
+ if( psEnc->sCmn.first_frame_after_reset ) {
+ minInvGain = 1.0f / MAX_PREDICTION_POWER_GAIN_AFTER_RESET;
+ } else {
+ minInvGain = (silk_float)pow( 2, psEncCtrl->LTPredCodGain / 3 ) / MAX_PREDICTION_POWER_GAIN;
+ minInvGain /= 0.25f + 0.75f * psEncCtrl->coding_quality;
+ }
+
+ /* LPC_in_pre contains the LTP-filtered input for voiced, and the unfiltered input for unvoiced */
+ silk_find_LPC_FLP( &psEnc->sCmn, NLSF_Q15, LPC_in_pre, minInvGain );
+
+ /* Quantize LSFs */
+ silk_process_NLSFs_FLP( &psEnc->sCmn, psEncCtrl->PredCoef, NLSF_Q15, psEnc->sCmn.prev_NLSFq_Q15 );
+
+ /* Calculate residual energy using quantized LPC coefficients */
+ silk_residual_energy_FLP( psEncCtrl->ResNrg, LPC_in_pre, psEncCtrl->PredCoef, psEncCtrl->Gains,
+ psEnc->sCmn.subfr_length, psEnc->sCmn.nb_subfr, psEnc->sCmn.predictLPCOrder );
+
+ /* Copy to prediction struct for use in next frame for interpolation */
+ silk_memcpy( psEnc->sCmn.prev_NLSFq_Q15, NLSF_Q15, sizeof( psEnc->sCmn.prev_NLSFq_Q15 ) );
+}
+
diff --git a/jni/libopus/silk/float/inner_product_FLP.c b/jni/libopus/silk/float/inner_product_FLP.c
new file mode 100644
index 0000000..60823d6
--- /dev/null
+++ b/jni/libopus/silk/float/inner_product_FLP.c
@@ -0,0 +1,60 @@
+/***********************************************************************
+Copyright (c) 2006-2011, Skype Limited. All rights reserved.
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+- Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.
+- Redistributions in binary form must reproduce the above copyright
+notice, this list of conditions and the following disclaimer in the
+documentation and/or other materials provided with the distribution.
+- Neither the name of Internet Society, IETF or IETF Trust, nor the
+names of specific contributors, may be used to endorse or promote
+products derived from this software without specific prior written
+permission.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS”
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+***********************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "SigProc_FLP.h"
+
+/* inner product of two silk_float arrays, with result as double */
+double silk_inner_product_FLP(
+ const silk_float *data1,
+ const silk_float *data2,
+ opus_int dataSize
+)
+{
+ opus_int i, dataSize4;
+ double result;
+
+ /* 4x unrolled loop */
+ result = 0.0;
+ dataSize4 = dataSize & 0xFFFC;
+ for( i = 0; i < dataSize4; i += 4 ) {
+ result += data1[ i + 0 ] * (double)data2[ i + 0 ] +
+ data1[ i + 1 ] * (double)data2[ i + 1 ] +
+ data1[ i + 2 ] * (double)data2[ i + 2 ] +
+ data1[ i + 3 ] * (double)data2[ i + 3 ];
+ }
+
+ /* add any remaining products */
+ for( ; i < dataSize; i++ ) {
+ result += data1[ i ] * (double)data2[ i ];
+ }
+
+ return result;
+}
diff --git a/jni/libopus/silk/float/k2a_FLP.c b/jni/libopus/silk/float/k2a_FLP.c
new file mode 100644
index 0000000..6f05d4b
--- /dev/null
+++ b/jni/libopus/silk/float/k2a_FLP.c
@@ -0,0 +1,53 @@
+/***********************************************************************
+Copyright (c) 2006-2011, Skype Limited. All rights reserved.
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+- Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.
+- Redistributions in binary form must reproduce the above copyright
+notice, this list of conditions and the following disclaimer in the
+documentation and/or other materials provided with the distribution.
+- Neither the name of Internet Society, IETF or IETF Trust, nor the
+names of specific contributors, may be used to endorse or promote
+products derived from this software without specific prior written
+permission.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS”
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+***********************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "SigProc_FLP.h"
+
+/* step up function, converts reflection coefficients to prediction coefficients */
+void silk_k2a_FLP(
+ silk_float *A, /* O prediction coefficients [order] */
+ const silk_float *rc, /* I reflection coefficients [order] */
+ opus_int32 order /* I prediction order */
+)
+{
+ opus_int k, n;
+ silk_float Atmp[ SILK_MAX_ORDER_LPC ];
+
+ for( k = 0; k < order; k++ ) {
+ for( n = 0; n < k; n++ ) {
+ Atmp[ n ] = A[ n ];
+ }
+ for( n = 0; n < k; n++ ) {
+ A[ n ] += Atmp[ k - n - 1 ] * rc[ k ];
+ }
+ A[ k ] = -rc[ k ];
+ }
+}
diff --git a/jni/libopus/silk/float/levinsondurbin_FLP.c b/jni/libopus/silk/float/levinsondurbin_FLP.c
new file mode 100644
index 0000000..b4cd34e
--- /dev/null
+++ b/jni/libopus/silk/float/levinsondurbin_FLP.c
@@ -0,0 +1,81 @@
+/***********************************************************************
+Copyright (c) 2006-2011, Skype Limited. All rights reserved.
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+- Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.
+- Redistributions in binary form must reproduce the above copyright
+notice, this list of conditions and the following disclaimer in the
+documentation and/or other materials provided with the distribution.
+- Neither the name of Internet Society, IETF or IETF Trust, nor the
+names of specific contributors, may be used to endorse or promote
+products derived from this software without specific prior written
+permission.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS”
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+***********************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "SigProc_FLP.h"
+
+/* Solve the normal equations using the Levinson-Durbin recursion */
+silk_float silk_levinsondurbin_FLP( /* O prediction error energy */
+ silk_float A[], /* O prediction coefficients [order] */
+ const silk_float corr[], /* I input auto-correlations [order + 1] */
+ const opus_int order /* I prediction order */
+)
+{
+ opus_int i, mHalf, m;
+ silk_float min_nrg, nrg, t, km, Atmp1, Atmp2;
+
+ min_nrg = 1e-12f * corr[ 0 ] + 1e-9f;
+ nrg = corr[ 0 ];
+ nrg = silk_max_float(min_nrg, nrg);
+ A[ 0 ] = corr[ 1 ] / nrg;
+ nrg -= A[ 0 ] * corr[ 1 ];
+ nrg = silk_max_float(min_nrg, nrg);
+
+ for( m = 1; m < order; m++ )
+ {
+ t = corr[ m + 1 ];
+ for( i = 0; i < m; i++ ) {
+ t -= A[ i ] * corr[ m - i ];
+ }
+
+ /* reflection coefficient */
+ km = t / nrg;
+
+ /* residual energy */
+ nrg -= km * t;
+ nrg = silk_max_float(min_nrg, nrg);
+
+ mHalf = m >> 1;
+ for( i = 0; i < mHalf; i++ ) {
+ Atmp1 = A[ i ];
+ Atmp2 = A[ m - i - 1 ];
+ A[ m - i - 1 ] -= km * Atmp1;
+ A[ i ] -= km * Atmp2;
+ }
+ if( m & 1 ) {
+ A[ mHalf ] -= km * A[ mHalf ];
+ }
+ A[ m ] = km;
+ }
+
+ /* return the residual energy */
+ return nrg;
+}
+
diff --git a/jni/libopus/silk/float/main_FLP.h b/jni/libopus/silk/float/main_FLP.h
new file mode 100644
index 0000000..93455d4
--- /dev/null
+++ b/jni/libopus/silk/float/main_FLP.h
@@ -0,0 +1,309 @@
+/***********************************************************************
+Copyright (c) 2006-2011, Skype Limited. All rights reserved.
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+- Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.
+- Redistributions in binary form must reproduce the above copyright
+notice, this list of conditions and the following disclaimer in the
+documentation and/or other materials provided with the distribution.
+- Neither the name of Internet Society, IETF or IETF Trust, nor the
+names of specific contributors, may be used to endorse or promote
+products derived from this software without specific prior written
+permission.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS”
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+***********************************************************************/
+
+#ifndef SILK_MAIN_FLP_H
+#define SILK_MAIN_FLP_H
+
+#include "SigProc_FLP.h"
+#include "SigProc_FIX.h"
+#include "structs_FLP.h"
+#include "main.h"
+#include "define.h"
+#include "debug.h"
+#include "entenc.h"
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#define silk_encoder_state_Fxx silk_encoder_state_FLP
+#define silk_encode_do_VAD_Fxx silk_encode_do_VAD_FLP
+#define silk_encode_frame_Fxx silk_encode_frame_FLP
+
+/*********************/
+/* Encoder Functions */
+/*********************/
+
+/* High-pass filter with cutoff frequency adaptation based on pitch lag statistics */
+void silk_HP_variable_cutoff(
+ silk_encoder_state_Fxx state_Fxx[] /* I/O Encoder states */
+);
+
+/* Encoder main function */
+void silk_encode_do_VAD_FLP(
+ silk_encoder_state_FLP *psEnc /* I/O Encoder state FLP */
+);
+
+/* Encoder main function */
+opus_int silk_encode_frame_FLP(
+ silk_encoder_state_FLP *psEnc, /* I/O Encoder state FLP */
+ opus_int32 *pnBytesOut, /* O Number of payload bytes; */
+ ec_enc *psRangeEnc, /* I/O compressor data structure */
+ opus_int condCoding, /* I The type of conditional coding to use */
+ opus_int maxBits, /* I If > 0: maximum number of output bits */
+ opus_int useCBR /* I Flag to force constant-bitrate operation */
+);
+
+/* Initializes the Silk encoder state */
+opus_int silk_init_encoder(
+ silk_encoder_state_FLP *psEnc /* I/O Encoder state FLP */
+);
+
+/* Control the Silk encoder */
+opus_int silk_control_encoder(
+ silk_encoder_state_FLP *psEnc, /* I/O Pointer to Silk encoder state FLP */
+ silk_EncControlStruct *encControl, /* I Control structure */
+ const opus_int32 TargetRate_bps, /* I Target max bitrate (bps) */
+ const opus_int allow_bw_switch, /* I Flag to allow switching audio bandwidth */
+ const opus_int channelNb, /* I Channel number */
+ const opus_int force_fs_kHz
+);
+
+/****************/
+/* Prefiltering */
+/****************/
+void silk_prefilter_FLP(
+ silk_encoder_state_FLP *psEnc, /* I/O Encoder state FLP */
+ const silk_encoder_control_FLP *psEncCtrl, /* I Encoder control FLP */
+ silk_float xw[], /* O Weighted signal */
+ const silk_float x[] /* I Speech signal */
+);
+
+/**************************/
+/* Noise shaping analysis */
+/**************************/
+/* Compute noise shaping coefficients and initial gain values */
+void silk_noise_shape_analysis_FLP(
+ silk_encoder_state_FLP *psEnc, /* I/O Encoder state FLP */
+ silk_encoder_control_FLP *psEncCtrl, /* I/O Encoder control FLP */
+ const silk_float *pitch_res, /* I LPC residual from pitch analysis */
+ const silk_float *x /* I Input signal [frame_length + la_shape] */
+);
+
+/* Autocorrelations for a warped frequency axis */
+void silk_warped_autocorrelation_FLP(
+ silk_float *corr, /* O Result [order + 1] */
+ const silk_float *input, /* I Input data to correlate */
+ const silk_float warping, /* I Warping coefficient */
+ const opus_int length, /* I Length of input */
+ const opus_int order /* I Correlation order (even) */
+);
+
+/* Calculation of LTP state scaling */
+void silk_LTP_scale_ctrl_FLP(
+ silk_encoder_state_FLP *psEnc, /* I/O Encoder state FLP */
+ silk_encoder_control_FLP *psEncCtrl, /* I/O Encoder control FLP */
+ opus_int condCoding /* I The type of conditional coding to use */
+);
+
+/**********************************************/
+/* Prediction Analysis */
+/**********************************************/
+/* Find pitch lags */
+void silk_find_pitch_lags_FLP(
+ silk_encoder_state_FLP *psEnc, /* I/O Encoder state FLP */
+ silk_encoder_control_FLP *psEncCtrl, /* I/O Encoder control FLP */
+ silk_float res[], /* O Residual */
+ const silk_float x[] /* I Speech signal */
+);
+
+/* Find LPC and LTP coefficients */
+void silk_find_pred_coefs_FLP(
+ silk_encoder_state_FLP *psEnc, /* I/O Encoder state FLP */
+ silk_encoder_control_FLP *psEncCtrl, /* I/O Encoder control FLP */
+ const silk_float res_pitch[], /* I Residual from pitch analysis */
+ const silk_float x[], /* I Speech signal */
+ opus_int condCoding /* I The type of conditional coding to use */
+);
+
+/* LPC analysis */
+void silk_find_LPC_FLP(
+ silk_encoder_state *psEncC, /* I/O Encoder state */
+ opus_int16 NLSF_Q15[], /* O NLSFs */
+ const silk_float x[], /* I Input signal */
+ const silk_float minInvGain /* I Prediction gain from LTP (dB) */
+);
+
+/* LTP analysis */
+void silk_find_LTP_FLP(
+ silk_float b[ MAX_NB_SUBFR * LTP_ORDER ], /* O LTP coefs */
+ silk_float WLTP[ MAX_NB_SUBFR * LTP_ORDER * LTP_ORDER ], /* O Weight for LTP quantization */
+ silk_float *LTPredCodGain, /* O LTP coding gain */
+ const silk_float r_lpc[], /* I LPC residual */
+ const opus_int lag[ MAX_NB_SUBFR ], /* I LTP lags */
+ const silk_float Wght[ MAX_NB_SUBFR ], /* I Weights */
+ const opus_int subfr_length, /* I Subframe length */
+ const opus_int nb_subfr, /* I number of subframes */
+ const opus_int mem_offset /* I Number of samples in LTP memory */
+);
+
+void silk_LTP_analysis_filter_FLP(
+ silk_float *LTP_res, /* O LTP res MAX_NB_SUBFR*(pre_lgth+subfr_lngth) */
+ const silk_float *x, /* I Input signal, with preceding samples */
+ const silk_float B[ LTP_ORDER * MAX_NB_SUBFR ], /* I LTP coefficients for each subframe */
+ const opus_int pitchL[ MAX_NB_SUBFR ], /* I Pitch lags */
+ const silk_float invGains[ MAX_NB_SUBFR ], /* I Inverse quantization gains */
+ const opus_int subfr_length, /* I Length of each subframe */
+ const opus_int nb_subfr, /* I number of subframes */
+ const opus_int pre_length /* I Preceding samples for each subframe */
+);
+
+/* Calculates residual energies of input subframes where all subframes have LPC_order */
+/* of preceding samples */
+void silk_residual_energy_FLP(
+ silk_float nrgs[ MAX_NB_SUBFR ], /* O Residual energy per subframe */
+ const silk_float x[], /* I Input signal */
+ silk_float a[ 2 ][ MAX_LPC_ORDER ], /* I AR coefs for each frame half */
+ const silk_float gains[], /* I Quantization gains */
+ const opus_int subfr_length, /* I Subframe length */
+ const opus_int nb_subfr, /* I number of subframes */
+ const opus_int LPC_order /* I LPC order */
+);
+
+/* 16th order LPC analysis filter */
+void silk_LPC_analysis_filter_FLP(
+ silk_float r_LPC[], /* O LPC residual signal */
+ const silk_float PredCoef[], /* I LPC coefficients */
+ const silk_float s[], /* I Input signal */
+ const opus_int length, /* I Length of input signal */
+ const opus_int Order /* I LPC order */
+);
+
+/* LTP tap quantizer */
+void silk_quant_LTP_gains_FLP(
+ silk_float B[ MAX_NB_SUBFR * LTP_ORDER ], /* I/O (Un-)quantized LTP gains */
+ opus_int8 cbk_index[ MAX_NB_SUBFR ], /* O Codebook index */
+ opus_int8 *periodicity_index, /* O Periodicity index */
+ const silk_float W[ MAX_NB_SUBFR * LTP_ORDER * LTP_ORDER ], /* I Error weights */
+ const opus_int mu_Q10, /* I Mu value (R/D tradeoff) */
+ const opus_int lowComplexity, /* I Flag for low complexity */
+ const opus_int nb_subfr /* I number of subframes */
+);
+
+/* Residual energy: nrg = wxx - 2 * wXx * c + c' * wXX * c */
+silk_float silk_residual_energy_covar_FLP( /* O Weighted residual energy */
+ const silk_float *c, /* I Filter coefficients */
+ silk_float *wXX, /* I/O Weighted correlation matrix, reg. out */
+ const silk_float *wXx, /* I Weighted correlation vector */
+ const silk_float wxx, /* I Weighted correlation value */
+ const opus_int D /* I Dimension */
+);
+
+/* Processing of gains */
+void silk_process_gains_FLP(
+ silk_encoder_state_FLP *psEnc, /* I/O Encoder state FLP */
+ silk_encoder_control_FLP *psEncCtrl, /* I/O Encoder control FLP */
+ opus_int condCoding /* I The type of conditional coding to use */
+);
+
+/******************/
+/* Linear Algebra */
+/******************/
+/* Calculates correlation matrix X'*X */
+void silk_corrMatrix_FLP(
+ const silk_float *x, /* I x vector [ L+order-1 ] used to create X */
+ const opus_int L, /* I Length of vectors */
+ const opus_int Order, /* I Max lag for correlation */
+ silk_float *XX /* O X'*X correlation matrix [order x order] */
+);
+
+/* Calculates correlation vector X'*t */
+void silk_corrVector_FLP(
+ const silk_float *x, /* I x vector [L+order-1] used to create X */
+ const silk_float *t, /* I Target vector [L] */
+ const opus_int L, /* I Length of vecors */
+ const opus_int Order, /* I Max lag for correlation */
+ silk_float *Xt /* O X'*t correlation vector [order] */
+);
+
+/* Add noise to matrix diagonal */
+void silk_regularize_correlations_FLP(
+ silk_float *XX, /* I/O Correlation matrices */
+ silk_float *xx, /* I/O Correlation values */
+ const silk_float noise, /* I Noise energy to add */
+ const opus_int D /* I Dimension of XX */
+);
+
+/* Function to solve linear equation Ax = b, where A is an MxM symmetric matrix */
+void silk_solve_LDL_FLP(
+ silk_float *A, /* I/O Symmetric square matrix, out: reg. */
+ const opus_int M, /* I Size of matrix */
+ const silk_float *b, /* I Pointer to b vector */
+ silk_float *x /* O Pointer to x solution vector */
+);
+
+/* Apply sine window to signal vector. */
+/* Window types: */
+/* 1 -> sine window from 0 to pi/2 */
+/* 2 -> sine window from pi/2 to pi */
+void silk_apply_sine_window_FLP(
+ silk_float px_win[], /* O Pointer to windowed signal */
+ const silk_float px[], /* I Pointer to input signal */
+ const opus_int win_type, /* I Selects a window type */
+ const opus_int length /* I Window length, multiple of 4 */
+);
+
+/* Wrapper functions. Call flp / fix code */
+
+/* Convert AR filter coefficients to NLSF parameters */
+void silk_A2NLSF_FLP(
+ opus_int16 *NLSF_Q15, /* O NLSF vector [ LPC_order ] */
+ const silk_float *pAR, /* I LPC coefficients [ LPC_order ] */
+ const opus_int LPC_order /* I LPC order */
+);
+
+/* Convert NLSF parameters to AR prediction filter coefficients */
+void silk_NLSF2A_FLP(
+ silk_float *pAR, /* O LPC coefficients [ LPC_order ] */
+ const opus_int16 *NLSF_Q15, /* I NLSF vector [ LPC_order ] */
+ const opus_int LPC_order /* I LPC order */
+);
+
+/* Limit, stabilize, and quantize NLSFs */
+void silk_process_NLSFs_FLP(
+ silk_encoder_state *psEncC, /* I/O Encoder state */
+ silk_float PredCoef[ 2 ][ MAX_LPC_ORDER ], /* O Prediction coefficients */
+ opus_int16 NLSF_Q15[ MAX_LPC_ORDER ], /* I/O Normalized LSFs (quant out) (0 - (2^15-1)) */
+ const opus_int16 prev_NLSF_Q15[ MAX_LPC_ORDER ] /* I Previous Normalized LSFs (0 - (2^15-1)) */
+);
+
+/* Floating-point Silk NSQ wrapper */
+void silk_NSQ_wrapper_FLP(
+ silk_encoder_state_FLP *psEnc, /* I/O Encoder state FLP */
+ silk_encoder_control_FLP *psEncCtrl, /* I/O Encoder control FLP */
+ SideInfoIndices *psIndices, /* I/O Quantization indices */
+ silk_nsq_state *psNSQ, /* I/O Noise Shaping Quantzation state */
+ opus_int8 pulses[], /* O Quantized pulse signal */
+ const silk_float x[] /* I Prefiltered input signal */
+);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/jni/libopus/silk/float/noise_shape_analysis_FLP.c b/jni/libopus/silk/float/noise_shape_analysis_FLP.c
new file mode 100644
index 0000000..33bfd20
--- /dev/null
+++ b/jni/libopus/silk/float/noise_shape_analysis_FLP.c
@@ -0,0 +1,365 @@
+/***********************************************************************
+Copyright (c) 2006-2011, Skype Limited. All rights reserved.
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+- Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.
+- Redistributions in binary form must reproduce the above copyright
+notice, this list of conditions and the following disclaimer in the
+documentation and/or other materials provided with the distribution.
+- Neither the name of Internet Society, IETF or IETF Trust, nor the
+names of specific contributors, may be used to endorse or promote
+products derived from this software without specific prior written
+permission.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS”
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+***********************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "main_FLP.h"
+#include "tuning_parameters.h"
+
+/* Compute gain to make warped filter coefficients have a zero mean log frequency response on a */
+/* non-warped frequency scale. (So that it can be implemented with a minimum-phase monic filter.) */
+/* Note: A monic filter is one with the first coefficient equal to 1.0. In Silk we omit the first */
+/* coefficient in an array of coefficients, for monic filters. */
+static inline silk_float warped_gain(
+ const silk_float *coefs,
+ silk_float lambda,
+ opus_int order
+) {
+ opus_int i;
+ silk_float gain;
+
+ lambda = -lambda;
+ gain = coefs[ order - 1 ];
+ for( i = order - 2; i >= 0; i-- ) {
+ gain = lambda * gain + coefs[ i ];
+ }
+ return (silk_float)( 1.0f / ( 1.0f - lambda * gain ) );
+}
+
+/* Convert warped filter coefficients to monic pseudo-warped coefficients and limit maximum */
+/* amplitude of monic warped coefficients by using bandwidth expansion on the true coefficients */
+static inline void warped_true2monic_coefs(
+ silk_float *coefs_syn,
+ silk_float *coefs_ana,
+ silk_float lambda,
+ silk_float limit,
+ opus_int order
+) {
+ opus_int i, iter, ind = 0;
+ silk_float tmp, maxabs, chirp, gain_syn, gain_ana;
+
+ /* Convert to monic coefficients */
+ for( i = order - 1; i > 0; i-- ) {
+ coefs_syn[ i - 1 ] -= lambda * coefs_syn[ i ];
+ coefs_ana[ i - 1 ] -= lambda * coefs_ana[ i ];
+ }
+ gain_syn = ( 1.0f - lambda * lambda ) / ( 1.0f + lambda * coefs_syn[ 0 ] );
+ gain_ana = ( 1.0f - lambda * lambda ) / ( 1.0f + lambda * coefs_ana[ 0 ] );
+ for( i = 0; i < order; i++ ) {
+ coefs_syn[ i ] *= gain_syn;
+ coefs_ana[ i ] *= gain_ana;
+ }
+
+ /* Limit */
+ for( iter = 0; iter < 10; iter++ ) {
+ /* Find maximum absolute value */
+ maxabs = -1.0f;
+ for( i = 0; i < order; i++ ) {
+ tmp = silk_max( silk_abs_float( coefs_syn[ i ] ), silk_abs_float( coefs_ana[ i ] ) );
+ if( tmp > maxabs ) {
+ maxabs = tmp;
+ ind = i;
+ }
+ }
+ if( maxabs <= limit ) {
+ /* Coefficients are within range - done */
+ return;
+ }
+
+ /* Convert back to true warped coefficients */
+ for( i = 1; i < order; i++ ) {
+ coefs_syn[ i - 1 ] += lambda * coefs_syn[ i ];
+ coefs_ana[ i - 1 ] += lambda * coefs_ana[ i ];
+ }
+ gain_syn = 1.0f / gain_syn;
+ gain_ana = 1.0f / gain_ana;
+ for( i = 0; i < order; i++ ) {
+ coefs_syn[ i ] *= gain_syn;
+ coefs_ana[ i ] *= gain_ana;
+ }
+
+ /* Apply bandwidth expansion */
+ chirp = 0.99f - ( 0.8f + 0.1f * iter ) * ( maxabs - limit ) / ( maxabs * ( ind + 1 ) );
+ silk_bwexpander_FLP( coefs_syn, order, chirp );
+ silk_bwexpander_FLP( coefs_ana, order, chirp );
+
+ /* Convert to monic warped coefficients */
+ for( i = order - 1; i > 0; i-- ) {
+ coefs_syn[ i - 1 ] -= lambda * coefs_syn[ i ];
+ coefs_ana[ i - 1 ] -= lambda * coefs_ana[ i ];
+ }
+ gain_syn = ( 1.0f - lambda * lambda ) / ( 1.0f + lambda * coefs_syn[ 0 ] );
+ gain_ana = ( 1.0f - lambda * lambda ) / ( 1.0f + lambda * coefs_ana[ 0 ] );
+ for( i = 0; i < order; i++ ) {
+ coefs_syn[ i ] *= gain_syn;
+ coefs_ana[ i ] *= gain_ana;
+ }
+ }
+ silk_assert( 0 );
+}
+
+/* Compute noise shaping coefficients and initial gain values */
+void silk_noise_shape_analysis_FLP(
+ silk_encoder_state_FLP *psEnc, /* I/O Encoder state FLP */
+ silk_encoder_control_FLP *psEncCtrl, /* I/O Encoder control FLP */
+ const silk_float *pitch_res, /* I LPC residual from pitch analysis */
+ const silk_float *x /* I Input signal [frame_length + la_shape] */
+)
+{
+ silk_shape_state_FLP *psShapeSt = &psEnc->sShape;
+ opus_int k, nSamples;
+ silk_float SNR_adj_dB, HarmBoost, HarmShapeGain, Tilt;
+ silk_float nrg, pre_nrg, log_energy, log_energy_prev, energy_variation;
+ silk_float delta, BWExp1, BWExp2, gain_mult, gain_add, strength, b, warping;
+ silk_float x_windowed[ SHAPE_LPC_WIN_MAX ];
+ silk_float auto_corr[ MAX_SHAPE_LPC_ORDER + 1 ];
+ const silk_float *x_ptr, *pitch_res_ptr;
+
+ /* Point to start of first LPC analysis block */
+ x_ptr = x - psEnc->sCmn.la_shape;
+
+ /****************/
+ /* GAIN CONTROL */
+ /****************/
+ SNR_adj_dB = psEnc->sCmn.SNR_dB_Q7 * ( 1 / 128.0f );
+
+ /* Input quality is the average of the quality in the lowest two VAD bands */
+ psEncCtrl->input_quality = 0.5f * ( psEnc->sCmn.input_quality_bands_Q15[ 0 ] + psEnc->sCmn.input_quality_bands_Q15[ 1 ] ) * ( 1.0f / 32768.0f );
+
+ /* Coding quality level, between 0.0 and 1.0 */
+ psEncCtrl->coding_quality = silk_sigmoid( 0.25f * ( SNR_adj_dB - 20.0f ) );
+
+ if( psEnc->sCmn.useCBR == 0 ) {
+ /* Reduce coding SNR during low speech activity */
+ b = 1.0f - psEnc->sCmn.speech_activity_Q8 * ( 1.0f / 256.0f );
+ SNR_adj_dB -= BG_SNR_DECR_dB * psEncCtrl->coding_quality * ( 0.5f + 0.5f * psEncCtrl->input_quality ) * b * b;
+ }
+
+ if( psEnc->sCmn.indices.signalType == TYPE_VOICED ) {
+ /* Reduce gains for periodic signals */
+ SNR_adj_dB += HARM_SNR_INCR_dB * psEnc->LTPCorr;
+ } else {
+ /* For unvoiced signals and low-quality input, adjust the quality slower than SNR_dB setting */
+ SNR_adj_dB += ( -0.4f * psEnc->sCmn.SNR_dB_Q7 * ( 1 / 128.0f ) + 6.0f ) * ( 1.0f - psEncCtrl->input_quality );
+ }
+
+ /*************************/
+ /* SPARSENESS PROCESSING */
+ /*************************/
+ /* Set quantizer offset */
+ if( psEnc->sCmn.indices.signalType == TYPE_VOICED ) {
+ /* Initially set to 0; may be overruled in process_gains(..) */
+ psEnc->sCmn.indices.quantOffsetType = 0;
+ psEncCtrl->sparseness = 0.0f;
+ } else {
+ /* Sparseness measure, based on relative fluctuations of energy per 2 milliseconds */
+ nSamples = 2 * psEnc->sCmn.fs_kHz;
+ energy_variation = 0.0f;
+ log_energy_prev = 0.0f;
+ pitch_res_ptr = pitch_res;
+ for( k = 0; k < silk_SMULBB( SUB_FRAME_LENGTH_MS, psEnc->sCmn.nb_subfr ) / 2; k++ ) {
+ nrg = ( silk_float )nSamples + ( silk_float )silk_energy_FLP( pitch_res_ptr, nSamples );
+ log_energy = silk_log2( nrg );
+ if( k > 0 ) {
+ energy_variation += silk_abs_float( log_energy - log_energy_prev );
+ }
+ log_energy_prev = log_energy;
+ pitch_res_ptr += nSamples;
+ }
+ psEncCtrl->sparseness = silk_sigmoid( 0.4f * ( energy_variation - 5.0f ) );
+
+ /* Set quantization offset depending on sparseness measure */
+ if( psEncCtrl->sparseness > SPARSENESS_THRESHOLD_QNT_OFFSET ) {
+ psEnc->sCmn.indices.quantOffsetType = 0;
+ } else {
+ psEnc->sCmn.indices.quantOffsetType = 1;
+ }
+
+ /* Increase coding SNR for sparse signals */
+ SNR_adj_dB += SPARSE_SNR_INCR_dB * ( psEncCtrl->sparseness - 0.5f );
+ }
+
+ /*******************************/
+ /* Control bandwidth expansion */
+ /*******************************/
+ /* More BWE for signals with high prediction gain */
+ strength = FIND_PITCH_WHITE_NOISE_FRACTION * psEncCtrl->predGain; /* between 0.0 and 1.0 */
+ BWExp1 = BWExp2 = BANDWIDTH_EXPANSION / ( 1.0f + strength * strength );
+ delta = LOW_RATE_BANDWIDTH_EXPANSION_DELTA * ( 1.0f - 0.75f * psEncCtrl->coding_quality );
+ BWExp1 -= delta;
+ BWExp2 += delta;
+ /* BWExp1 will be applied after BWExp2, so make it relative */
+ BWExp1 /= BWExp2;
+
+ if( psEnc->sCmn.warping_Q16 > 0 ) {
+ /* Slightly more warping in analysis will move quantization noise up in frequency, where it's better masked */
+ warping = (silk_float)psEnc->sCmn.warping_Q16 / 65536.0f + 0.01f * psEncCtrl->coding_quality;
+ } else {
+ warping = 0.0f;
+ }
+
+ /********************************************/
+ /* Compute noise shaping AR coefs and gains */
+ /********************************************/
+ for( k = 0; k < psEnc->sCmn.nb_subfr; k++ ) {
+ /* Apply window: sine slope followed by flat part followed by cosine slope */
+ opus_int shift, slope_part, flat_part;
+ flat_part = psEnc->sCmn.fs_kHz * 3;
+ slope_part = ( psEnc->sCmn.shapeWinLength - flat_part ) / 2;
+
+ silk_apply_sine_window_FLP( x_windowed, x_ptr, 1, slope_part );
+ shift = slope_part;
+ silk_memcpy( x_windowed + shift, x_ptr + shift, flat_part * sizeof(silk_float) );
+ shift += flat_part;
+ silk_apply_sine_window_FLP( x_windowed + shift, x_ptr + shift, 2, slope_part );
+
+ /* Update pointer: next LPC analysis block */
+ x_ptr += psEnc->sCmn.subfr_length;
+
+ if( psEnc->sCmn.warping_Q16 > 0 ) {
+ /* Calculate warped auto correlation */
+ silk_warped_autocorrelation_FLP( auto_corr, x_windowed, warping,
+ psEnc->sCmn.shapeWinLength, psEnc->sCmn.shapingLPCOrder );
+ } else {
+ /* Calculate regular auto correlation */
+ silk_autocorrelation_FLP( auto_corr, x_windowed, psEnc->sCmn.shapeWinLength, psEnc->sCmn.shapingLPCOrder + 1 );
+ }
+
+ /* Add white noise, as a fraction of energy */
+ auto_corr[ 0 ] += auto_corr[ 0 ] * SHAPE_WHITE_NOISE_FRACTION;
+
+ /* Convert correlations to prediction coefficients, and compute residual energy */
+ nrg = silk_levinsondurbin_FLP( &psEncCtrl->AR2[ k * MAX_SHAPE_LPC_ORDER ], auto_corr, psEnc->sCmn.shapingLPCOrder );
+ psEncCtrl->Gains[ k ] = ( silk_float )sqrt( nrg );
+
+ if( psEnc->sCmn.warping_Q16 > 0 ) {
+ /* Adjust gain for warping */
+ psEncCtrl->Gains[ k ] *= warped_gain( &psEncCtrl->AR2[ k * MAX_SHAPE_LPC_ORDER ], warping, psEnc->sCmn.shapingLPCOrder );
+ }
+
+ /* Bandwidth expansion for synthesis filter shaping */
+ silk_bwexpander_FLP( &psEncCtrl->AR2[ k * MAX_SHAPE_LPC_ORDER ], psEnc->sCmn.shapingLPCOrder, BWExp2 );
+
+ /* Compute noise shaping filter coefficients */
+ silk_memcpy(
+ &psEncCtrl->AR1[ k * MAX_SHAPE_LPC_ORDER ],
+ &psEncCtrl->AR2[ k * MAX_SHAPE_LPC_ORDER ],
+ psEnc->sCmn.shapingLPCOrder * sizeof( silk_float ) );
+
+ /* Bandwidth expansion for analysis filter shaping */
+ silk_bwexpander_FLP( &psEncCtrl->AR1[ k * MAX_SHAPE_LPC_ORDER ], psEnc->sCmn.shapingLPCOrder, BWExp1 );
+
+ /* Ratio of prediction gains, in energy domain */
+ pre_nrg = silk_LPC_inverse_pred_gain_FLP( &psEncCtrl->AR2[ k * MAX_SHAPE_LPC_ORDER ], psEnc->sCmn.shapingLPCOrder );
+ nrg = silk_LPC_inverse_pred_gain_FLP( &psEncCtrl->AR1[ k * MAX_SHAPE_LPC_ORDER ], psEnc->sCmn.shapingLPCOrder );
+ psEncCtrl->GainsPre[ k ] = 1.0f - 0.7f * ( 1.0f - pre_nrg / nrg );
+
+ /* Convert to monic warped prediction coefficients and limit absolute values */
+ warped_true2monic_coefs( &psEncCtrl->AR2[ k * MAX_SHAPE_LPC_ORDER ], &psEncCtrl->AR1[ k * MAX_SHAPE_LPC_ORDER ],
+ warping, 3.999f, psEnc->sCmn.shapingLPCOrder );
+ }
+
+ /*****************/
+ /* Gain tweaking */
+ /*****************/
+ /* Increase gains during low speech activity */
+ gain_mult = (silk_float)pow( 2.0f, -0.16f * SNR_adj_dB );
+ gain_add = (silk_float)pow( 2.0f, 0.16f * MIN_QGAIN_DB );
+ for( k = 0; k < psEnc->sCmn.nb_subfr; k++ ) {
+ psEncCtrl->Gains[ k ] *= gain_mult;
+ psEncCtrl->Gains[ k ] += gain_add;
+ }
+
+ gain_mult = 1.0f + INPUT_TILT + psEncCtrl->coding_quality * HIGH_RATE_INPUT_TILT;
+ for( k = 0; k < psEnc->sCmn.nb_subfr; k++ ) {
+ psEncCtrl->GainsPre[ k ] *= gain_mult;
+ }
+
+ /************************************************/
+ /* Control low-frequency shaping and noise tilt */
+ /************************************************/
+ /* Less low frequency shaping for noisy inputs */
+ strength = LOW_FREQ_SHAPING * ( 1.0f + LOW_QUALITY_LOW_FREQ_SHAPING_DECR * ( psEnc->sCmn.input_quality_bands_Q15[ 0 ] * ( 1.0f / 32768.0f ) - 1.0f ) );
+ strength *= psEnc->sCmn.speech_activity_Q8 * ( 1.0f / 256.0f );
+ if( psEnc->sCmn.indices.signalType == TYPE_VOICED ) {
+ /* Reduce low frequencies quantization noise for periodic signals, depending on pitch lag */
+ /*f = 400; freqz([1, -0.98 + 2e-4 * f], [1, -0.97 + 7e-4 * f], 2^12, Fs); axis([0, 1000, -10, 1])*/
+ for( k = 0; k < psEnc->sCmn.nb_subfr; k++ ) {
+ b = 0.2f / psEnc->sCmn.fs_kHz + 3.0f / psEncCtrl->pitchL[ k ];
+ psEncCtrl->LF_MA_shp[ k ] = -1.0f + b;
+ psEncCtrl->LF_AR_shp[ k ] = 1.0f - b - b * strength;
+ }
+ Tilt = - HP_NOISE_COEF -
+ (1 - HP_NOISE_COEF) * HARM_HP_NOISE_COEF * psEnc->sCmn.speech_activity_Q8 * ( 1.0f / 256.0f );
+ } else {
+ b = 1.3f / psEnc->sCmn.fs_kHz;
+ psEncCtrl->LF_MA_shp[ 0 ] = -1.0f + b;
+ psEncCtrl->LF_AR_shp[ 0 ] = 1.0f - b - b * strength * 0.6f;
+ for( k = 1; k < psEnc->sCmn.nb_subfr; k++ ) {
+ psEncCtrl->LF_MA_shp[ k ] = psEncCtrl->LF_MA_shp[ 0 ];
+ psEncCtrl->LF_AR_shp[ k ] = psEncCtrl->LF_AR_shp[ 0 ];
+ }
+ Tilt = -HP_NOISE_COEF;
+ }
+
+ /****************************/
+ /* HARMONIC SHAPING CONTROL */
+ /****************************/
+ /* Control boosting of harmonic frequencies */
+ HarmBoost = LOW_RATE_HARMONIC_BOOST * ( 1.0f - psEncCtrl->coding_quality ) * psEnc->LTPCorr;
+
+ /* More harmonic boost for noisy input signals */
+ HarmBoost += LOW_INPUT_QUALITY_HARMONIC_BOOST * ( 1.0f - psEncCtrl->input_quality );
+
+ if( USE_HARM_SHAPING && psEnc->sCmn.indices.signalType == TYPE_VOICED ) {
+ /* Harmonic noise shaping */
+ HarmShapeGain = HARMONIC_SHAPING;
+
+ /* More harmonic noise shaping for high bitrates or noisy input */
+ HarmShapeGain += HIGH_RATE_OR_LOW_QUALITY_HARMONIC_SHAPING *
+ ( 1.0f - ( 1.0f - psEncCtrl->coding_quality ) * psEncCtrl->input_quality );
+
+ /* Less harmonic noise shaping for less periodic signals */
+ HarmShapeGain *= ( silk_float )sqrt( psEnc->LTPCorr );
+ } else {
+ HarmShapeGain = 0.0f;
+ }
+
+ /*************************/
+ /* Smooth over subframes */
+ /*************************/
+ for( k = 0; k < psEnc->sCmn.nb_subfr; k++ ) {
+ psShapeSt->HarmBoost_smth += SUBFR_SMTH_COEF * ( HarmBoost - psShapeSt->HarmBoost_smth );
+ psEncCtrl->HarmBoost[ k ] = psShapeSt->HarmBoost_smth;
+ psShapeSt->HarmShapeGain_smth += SUBFR_SMTH_COEF * ( HarmShapeGain - psShapeSt->HarmShapeGain_smth );
+ psEncCtrl->HarmShapeGain[ k ] = psShapeSt->HarmShapeGain_smth;
+ psShapeSt->Tilt_smth += SUBFR_SMTH_COEF * ( Tilt - psShapeSt->Tilt_smth );
+ psEncCtrl->Tilt[ k ] = psShapeSt->Tilt_smth;
+ }
+}
diff --git a/jni/libopus/silk/float/pitch_analysis_core_FLP.c b/jni/libopus/silk/float/pitch_analysis_core_FLP.c
new file mode 100644
index 0000000..fbff90c
--- /dev/null
+++ b/jni/libopus/silk/float/pitch_analysis_core_FLP.c
@@ -0,0 +1,630 @@
+/***********************************************************************
+Copyright (c) 2006-2011, Skype Limited. All rights reserved.
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+- Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.
+- Redistributions in binary form must reproduce the above copyright
+notice, this list of conditions and the following disclaimer in the
+documentation and/or other materials provided with the distribution.
+- Neither the name of Internet Society, IETF or IETF Trust, nor the
+names of specific contributors, may be used to endorse or promote
+products derived from this software without specific prior written
+permission.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS”
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+***********************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+/*****************************************************************************
+* Pitch analyser function
+******************************************************************************/
+#include "SigProc_FLP.h"
+#include "SigProc_FIX.h"
+#include "pitch_est_defines.h"
+
+#define SCRATCH_SIZE 22
+#define eps 1.192092896e-07f
+
+/************************************************************/
+/* Internally used functions */
+/************************************************************/
+static void silk_P_Ana_calc_corr_st3(
+ silk_float cross_corr_st3[ PE_MAX_NB_SUBFR ][ PE_NB_CBKS_STAGE3_MAX ][ PE_NB_STAGE3_LAGS ], /* O 3 DIM correlation array */
+ const silk_float frame[], /* I vector to correlate */
+ opus_int start_lag, /* I start lag */
+ opus_int sf_length, /* I sub frame length */
+ opus_int nb_subfr, /* I number of subframes */
+ opus_int complexity /* I Complexity setting */
+);
+
+static void silk_P_Ana_calc_energy_st3(
+ silk_float energies_st3[ PE_MAX_NB_SUBFR ][ PE_NB_CBKS_STAGE3_MAX ][ PE_NB_STAGE3_LAGS ], /* O 3 DIM correlation array */
+ const silk_float frame[], /* I vector to correlate */
+ opus_int start_lag, /* I start lag */
+ opus_int sf_length, /* I sub frame length */
+ opus_int nb_subfr, /* I number of subframes */
+ opus_int complexity /* I Complexity setting */
+);
+
+/************************************************************/
+/* CORE PITCH ANALYSIS FUNCTION */
+/************************************************************/
+opus_int silk_pitch_analysis_core_FLP( /* O Voicing estimate: 0 voiced, 1 unvoiced */
+ const silk_float *frame, /* I Signal of length PE_FRAME_LENGTH_MS*Fs_kHz */
+ opus_int *pitch_out, /* O Pitch lag values [nb_subfr] */
+ opus_int16 *lagIndex, /* O Lag Index */
+ opus_int8 *contourIndex, /* O Pitch contour Index */
+ silk_float *LTPCorr, /* I/O Normalized correlation; input: value from previous frame */
+ opus_int prevLag, /* I Last lag of previous frame; set to zero is unvoiced */
+ const silk_float search_thres1, /* I First stage threshold for lag candidates 0 - 1 */
+ const silk_float search_thres2, /* I Final threshold for lag candidates 0 - 1 */
+ const opus_int Fs_kHz, /* I sample frequency (kHz) */
+ const opus_int complexity, /* I Complexity setting, 0-2, where 2 is highest */
+ const opus_int nb_subfr /* I Number of 5 ms subframes */
+)
+{
+ opus_int i, k, d, j;
+ silk_float frame_8kHz[ PE_MAX_FRAME_LENGTH_MS * 8 ];
+ silk_float frame_4kHz[ PE_MAX_FRAME_LENGTH_MS * 4 ];
+ opus_int16 frame_8_FIX[ PE_MAX_FRAME_LENGTH_MS * 8 ];
+ opus_int16 frame_4_FIX[ PE_MAX_FRAME_LENGTH_MS * 4 ];
+ opus_int32 filt_state[ 6 ];
+ silk_float threshold, contour_bias;
+ silk_float C[ PE_MAX_NB_SUBFR][ (PE_MAX_LAG >> 1) + 5 ];
+ silk_float CC[ PE_NB_CBKS_STAGE2_EXT ];
+ const silk_float *target_ptr, *basis_ptr;
+ double cross_corr, normalizer, energy, energy_tmp;
+ opus_int d_srch[ PE_D_SRCH_LENGTH ];
+ opus_int16 d_comp[ (PE_MAX_LAG >> 1) + 5 ];
+ opus_int length_d_srch, length_d_comp;
+ silk_float Cmax, CCmax, CCmax_b, CCmax_new_b, CCmax_new;
+ opus_int CBimax, CBimax_new, lag, start_lag, end_lag, lag_new;
+ opus_int cbk_size;
+ silk_float lag_log2, prevLag_log2, delta_lag_log2_sqr;
+ silk_float energies_st3[ PE_MAX_NB_SUBFR ][ PE_NB_CBKS_STAGE3_MAX ][ PE_NB_STAGE3_LAGS ];
+ silk_float cross_corr_st3[ PE_MAX_NB_SUBFR ][ PE_NB_CBKS_STAGE3_MAX ][ PE_NB_STAGE3_LAGS ];
+ opus_int lag_counter;
+ opus_int frame_length, frame_length_8kHz, frame_length_4kHz;
+ opus_int sf_length, sf_length_8kHz, sf_length_4kHz;
+ opus_int min_lag, min_lag_8kHz, min_lag_4kHz;
+ opus_int max_lag, max_lag_8kHz, max_lag_4kHz;
+ opus_int nb_cbk_search;
+ const opus_int8 *Lag_CB_ptr;
+
+ /* Check for valid sampling frequency */
+ silk_assert( Fs_kHz == 8 || Fs_kHz == 12 || Fs_kHz == 16 );
+
+ /* Check for valid complexity setting */
+ silk_assert( complexity >= SILK_PE_MIN_COMPLEX );
+ silk_assert( complexity <= SILK_PE_MAX_COMPLEX );
+
+ silk_assert( search_thres1 >= 0.0f && search_thres1 <= 1.0f );
+ silk_assert( search_thres2 >= 0.0f && search_thres2 <= 1.0f );
+
+ /* Set up frame lengths max / min lag for the sampling frequency */
+ frame_length = ( PE_LTP_MEM_LENGTH_MS + nb_subfr * PE_SUBFR_LENGTH_MS ) * Fs_kHz;
+ frame_length_4kHz = ( PE_LTP_MEM_LENGTH_MS + nb_subfr * PE_SUBFR_LENGTH_MS ) * 4;
+ frame_length_8kHz = ( PE_LTP_MEM_LENGTH_MS + nb_subfr * PE_SUBFR_LENGTH_MS ) * 8;
+ sf_length = PE_SUBFR_LENGTH_MS * Fs_kHz;
+ sf_length_4kHz = PE_SUBFR_LENGTH_MS * 4;
+ sf_length_8kHz = PE_SUBFR_LENGTH_MS * 8;
+ min_lag = PE_MIN_LAG_MS * Fs_kHz;
+ min_lag_4kHz = PE_MIN_LAG_MS * 4;
+ min_lag_8kHz = PE_MIN_LAG_MS * 8;
+ max_lag = PE_MAX_LAG_MS * Fs_kHz - 1;
+ max_lag_4kHz = PE_MAX_LAG_MS * 4;
+ max_lag_8kHz = PE_MAX_LAG_MS * 8 - 1;
+
+ silk_memset(C, 0, sizeof(silk_float) * nb_subfr * ((PE_MAX_LAG >> 1) + 5));
+
+ /* Resample from input sampled at Fs_kHz to 8 kHz */
+ if( Fs_kHz == 16 ) {
+ /* Resample to 16 -> 8 khz */
+ opus_int16 frame_16_FIX[ 16 * PE_MAX_FRAME_LENGTH_MS ];
+ silk_float2short_array( frame_16_FIX, frame, frame_length );
+ silk_memset( filt_state, 0, 2 * sizeof( opus_int32 ) );
+ silk_resampler_down2( filt_state, frame_8_FIX, frame_16_FIX, frame_length );
+ silk_short2float_array( frame_8kHz, frame_8_FIX, frame_length_8kHz );
+ } else if( Fs_kHz == 12 ) {
+ /* Resample to 12 -> 8 khz */
+ opus_int16 frame_12_FIX[ 12 * PE_MAX_FRAME_LENGTH_MS ];
+ silk_float2short_array( frame_12_FIX, frame, frame_length );
+ silk_memset( filt_state, 0, 6 * sizeof( opus_int32 ) );
+ silk_resampler_down2_3( filt_state, frame_8_FIX, frame_12_FIX, frame_length );
+ silk_short2float_array( frame_8kHz, frame_8_FIX, frame_length_8kHz );
+ } else {
+ silk_assert( Fs_kHz == 8 );
+ silk_float2short_array( frame_8_FIX, frame, frame_length_8kHz );
+ }
+
+ /* Decimate again to 4 kHz */
+ silk_memset( filt_state, 0, 2 * sizeof( opus_int32 ) );
+ silk_resampler_down2( filt_state, frame_4_FIX, frame_8_FIX, frame_length_8kHz );
+ silk_short2float_array( frame_4kHz, frame_4_FIX, frame_length_4kHz );
+
+ /* Low-pass filter */
+ for( i = frame_length_4kHz - 1; i > 0; i-- ) {
+ frame_4kHz[ i ] += frame_4kHz[ i - 1 ];
+ }
+
+ /******************************************************************************
+ * FIRST STAGE, operating in 4 khz
+ ******************************************************************************/
+ target_ptr = &frame_4kHz[ silk_LSHIFT( sf_length_4kHz, 2 ) ];
+ for( k = 0; k < nb_subfr >> 1; k++ ) {
+ /* Check that we are within range of the array */
+ silk_assert( target_ptr >= frame_4kHz );
+ silk_assert( target_ptr + sf_length_8kHz <= frame_4kHz + frame_length_4kHz );
+
+ basis_ptr = target_ptr - min_lag_4kHz;
+
+ /* Check that we are within range of the array */
+ silk_assert( basis_ptr >= frame_4kHz );
+ silk_assert( basis_ptr + sf_length_8kHz <= frame_4kHz + frame_length_4kHz );
+
+ /* Calculate first vector products before loop */
+ cross_corr = silk_inner_product_FLP( target_ptr, basis_ptr, sf_length_8kHz );
+ normalizer = silk_energy_FLP( basis_ptr, sf_length_8kHz ) + sf_length_8kHz * 4000.0f;
+
+ C[ 0 ][ min_lag_4kHz ] += (silk_float)(cross_corr / sqrt(normalizer));
+
+ /* From now on normalizer is computed recursively */
+ for(d = min_lag_4kHz + 1; d <= max_lag_4kHz; d++) {
+ basis_ptr--;
+
+ /* Check that we are within range of the array */
+ silk_assert( basis_ptr >= frame_4kHz );
+ silk_assert( basis_ptr + sf_length_8kHz <= frame_4kHz + frame_length_4kHz );
+
+ cross_corr = silk_inner_product_FLP(target_ptr, basis_ptr, sf_length_8kHz);
+
+ /* Add contribution of new sample and remove contribution from oldest sample */
+ normalizer +=
+ basis_ptr[ 0 ] * (double)basis_ptr[ 0 ] -
+ basis_ptr[ sf_length_8kHz ] * (double)basis_ptr[ sf_length_8kHz ];
+ C[ 0 ][ d ] += (silk_float)(cross_corr / sqrt( normalizer ));
+ }
+ /* Update target pointer */
+ target_ptr += sf_length_8kHz;
+ }
+
+ /* Apply short-lag bias */
+ for( i = max_lag_4kHz; i >= min_lag_4kHz; i-- ) {
+ C[ 0 ][ i ] -= C[ 0 ][ i ] * i / 4096.0f;
+ }
+
+ /* Sort */
+ length_d_srch = 4 + 2 * complexity;
+ silk_assert( 3 * length_d_srch <= PE_D_SRCH_LENGTH );
+ silk_insertion_sort_decreasing_FLP( &C[ 0 ][ min_lag_4kHz ], d_srch, max_lag_4kHz - min_lag_4kHz + 1, length_d_srch );
+
+ /* Escape if correlation is very low already here */
+ Cmax = C[ 0 ][ min_lag_4kHz ];
+ target_ptr = &frame_4kHz[ silk_SMULBB( sf_length_4kHz, nb_subfr ) ];
+ energy = 1000.0f;
+ for( i = 0; i < silk_LSHIFT( sf_length_4kHz, 2 ); i++ ) {
+ energy += target_ptr[i] * (double)target_ptr[i];
+ }
+ threshold = Cmax * Cmax;
+ if( energy / 16.0f > threshold ) {
+ silk_memset( pitch_out, 0, nb_subfr * sizeof( opus_int ) );
+ *LTPCorr = 0.0f;
+ *lagIndex = 0;
+ *contourIndex = 0;
+ return 1;
+ }
+
+ threshold = search_thres1 * Cmax;
+ for( i = 0; i < length_d_srch; i++ ) {
+ /* Convert to 8 kHz indices for the sorted correlation that exceeds the threshold */
+ if( C[ 0 ][ min_lag_4kHz + i ] > threshold ) {
+ d_srch[ i ] = silk_LSHIFT( d_srch[ i ] + min_lag_4kHz, 1 );
+ } else {
+ length_d_srch = i;
+ break;
+ }
+ }
+ silk_assert( length_d_srch > 0 );
+
+ for( i = min_lag_8kHz - 5; i < max_lag_8kHz + 5; i++ ) {
+ d_comp[ i ] = 0;
+ }
+ for( i = 0; i < length_d_srch; i++ ) {
+ d_comp[ d_srch[ i ] ] = 1;
+ }
+
+ /* Convolution */
+ for( i = max_lag_8kHz + 3; i >= min_lag_8kHz; i-- ) {
+ d_comp[ i ] += d_comp[ i - 1 ] + d_comp[ i - 2 ];
+ }
+
+ length_d_srch = 0;
+ for( i = min_lag_8kHz; i < max_lag_8kHz + 1; i++ ) {
+ if( d_comp[ i + 1 ] > 0 ) {
+ d_srch[ length_d_srch ] = i;
+ length_d_srch++;
+ }
+ }
+
+ /* Convolution */
+ for( i = max_lag_8kHz + 3; i >= min_lag_8kHz; i-- ) {
+ d_comp[ i ] += d_comp[ i - 1 ] + d_comp[ i - 2 ] + d_comp[ i - 3 ];
+ }
+
+ length_d_comp = 0;
+ for( i = min_lag_8kHz; i < max_lag_8kHz + 4; i++ ) {
+ if( d_comp[ i ] > 0 ) {
+ d_comp[ length_d_comp ] = (opus_int16)( i - 2 );
+ length_d_comp++;
+ }
+ }
+
+ /**********************************************************************************
+ ** SECOND STAGE, operating at 8 kHz, on lag sections with high correlation
+ *************************************************************************************/
+ /*********************************************************************************
+ * Find energy of each subframe projected onto its history, for a range of delays
+ *********************************************************************************/
+ silk_memset( C, 0, PE_MAX_NB_SUBFR*((PE_MAX_LAG >> 1) + 5) * sizeof(silk_float));
+
+ if( Fs_kHz == 8 ) {
+ target_ptr = &frame[ PE_LTP_MEM_LENGTH_MS * 8 ];
+ } else {
+ target_ptr = &frame_8kHz[ PE_LTP_MEM_LENGTH_MS * 8 ];
+ }
+ for( k = 0; k < nb_subfr; k++ ) {
+ energy_tmp = silk_energy_FLP( target_ptr, sf_length_8kHz );
+ for( j = 0; j < length_d_comp; j++ ) {
+ d = d_comp[ j ];
+ basis_ptr = target_ptr - d;
+ cross_corr = silk_inner_product_FLP( basis_ptr, target_ptr, sf_length_8kHz );
+ energy = silk_energy_FLP( basis_ptr, sf_length_8kHz );
+ if( cross_corr > 0.0f ) {
+ C[ k ][ d ] = (silk_float)(cross_corr * cross_corr / (energy * energy_tmp + eps));
+ } else {
+ C[ k ][ d ] = 0.0f;
+ }
+ }
+ target_ptr += sf_length_8kHz;
+ }
+
+ /* search over lag range and lags codebook */
+ /* scale factor for lag codebook, as a function of center lag */
+
+ CCmax = 0.0f; /* This value doesn't matter */
+ CCmax_b = -1000.0f;
+
+ CBimax = 0; /* To avoid returning undefined lag values */
+ lag = -1; /* To check if lag with strong enough correlation has been found */
+
+ if( prevLag > 0 ) {
+ if( Fs_kHz == 12 ) {
+ prevLag = silk_LSHIFT( prevLag, 1 ) / 3;
+ } else if( Fs_kHz == 16 ) {
+ prevLag = silk_RSHIFT( prevLag, 1 );
+ }
+ prevLag_log2 = silk_log2((silk_float)prevLag);
+ } else {
+ prevLag_log2 = 0;
+ }
+
+ /* Set up stage 2 codebook based on number of subframes */
+ if( nb_subfr == PE_MAX_NB_SUBFR ) {
+ cbk_size = PE_NB_CBKS_STAGE2_EXT;
+ Lag_CB_ptr = &silk_CB_lags_stage2[ 0 ][ 0 ];
+ if( Fs_kHz == 8 && complexity > SILK_PE_MIN_COMPLEX ) {
+ /* If input is 8 khz use a larger codebook here because it is last stage */
+ nb_cbk_search = PE_NB_CBKS_STAGE2_EXT;
+ } else {
+ nb_cbk_search = PE_NB_CBKS_STAGE2;
+ }
+ } else {
+ cbk_size = PE_NB_CBKS_STAGE2_10MS;
+ Lag_CB_ptr = &silk_CB_lags_stage2_10_ms[ 0 ][ 0 ];
+ nb_cbk_search = PE_NB_CBKS_STAGE2_10MS;
+ }
+
+ for( k = 0; k < length_d_srch; k++ ) {
+ d = d_srch[ k ];
+ for( j = 0; j < nb_cbk_search; j++ ) {
+ CC[j] = 0.0f;
+ for( i = 0; i < nb_subfr; i++ ) {
+ /* Try all codebooks */
+ CC[ j ] += C[ i ][ d + matrix_ptr( Lag_CB_ptr, i, j, cbk_size )];
+ }
+ }
+ /* Find best codebook */
+ CCmax_new = -1000.0f;
+ CBimax_new = 0;
+ for( i = 0; i < nb_cbk_search; i++ ) {
+ if( CC[ i ] > CCmax_new ) {
+ CCmax_new = CC[ i ];
+ CBimax_new = i;
+ }
+ }
+ CCmax_new = silk_max_float(CCmax_new, 0.0f); /* To avoid taking square root of negative number later */
+ CCmax_new_b = CCmax_new;
+
+ /* Bias towards shorter lags */
+ lag_log2 = silk_log2((silk_float)d);
+ CCmax_new_b -= PE_SHORTLAG_BIAS * nb_subfr * lag_log2;
+
+ /* Bias towards previous lag */
+ if( prevLag > 0 ) {
+ delta_lag_log2_sqr = lag_log2 - prevLag_log2;
+ delta_lag_log2_sqr *= delta_lag_log2_sqr;
+ CCmax_new_b -= PE_PREVLAG_BIAS * nb_subfr * (*LTPCorr) * delta_lag_log2_sqr / (delta_lag_log2_sqr + 0.5f);
+ }
+
+ if( CCmax_new_b > CCmax_b && /* Find maximum biased correlation */
+ CCmax_new > nb_subfr * search_thres2 * search_thres2 && /* Correlation needs to be high enough to be voiced */
+ silk_CB_lags_stage2[ 0 ][ CBimax_new ] <= min_lag_8kHz /* Lag must be in range */
+ ) {
+ CCmax_b = CCmax_new_b;
+ CCmax = CCmax_new;
+ lag = d;
+ CBimax = CBimax_new;
+ }
+ }
+
+ if( lag == -1 ) {
+ /* No suitable candidate found */
+ silk_memset( pitch_out, 0, PE_MAX_NB_SUBFR * sizeof(opus_int) );
+ *LTPCorr = 0.0f;
+ *lagIndex = 0;
+ *contourIndex = 0;
+ return 1;
+ }
+
+ if( Fs_kHz > 8 ) {
+ /* Search in original signal */
+
+ /* Compensate for decimation */
+ silk_assert( lag == silk_SAT16( lag ) );
+ if( Fs_kHz == 12 ) {
+ lag = silk_RSHIFT_ROUND( silk_SMULBB( lag, 3 ), 1 );
+ } else { /* Fs_kHz == 16 */
+ lag = silk_LSHIFT( lag, 1 );
+ }
+
+ lag = silk_LIMIT_int( lag, min_lag, max_lag );
+ start_lag = silk_max_int( lag - 2, min_lag );
+ end_lag = silk_min_int( lag + 2, max_lag );
+ lag_new = lag; /* to avoid undefined lag */
+ CBimax = 0; /* to avoid undefined lag */
+ silk_assert( CCmax >= 0.0f );
+ *LTPCorr = (silk_float)sqrt( CCmax / nb_subfr ); /* Output normalized correlation */
+
+ CCmax = -1000.0f;
+
+ /* Calculate the correlations and energies needed in stage 3 */
+ silk_P_Ana_calc_corr_st3( cross_corr_st3, frame, start_lag, sf_length, nb_subfr, complexity );
+ silk_P_Ana_calc_energy_st3( energies_st3, frame, start_lag, sf_length, nb_subfr, complexity );
+
+ lag_counter = 0;
+ silk_assert( lag == silk_SAT16( lag ) );
+ contour_bias = PE_FLATCONTOUR_BIAS / lag;
+
+ /* Set up cbk parameters according to complexity setting and frame length */
+ if( nb_subfr == PE_MAX_NB_SUBFR ) {
+ nb_cbk_search = (opus_int)silk_nb_cbk_searchs_stage3[ complexity ];
+ cbk_size = PE_NB_CBKS_STAGE3_MAX;
+ Lag_CB_ptr = &silk_CB_lags_stage3[ 0 ][ 0 ];
+ } else {
+ nb_cbk_search = PE_NB_CBKS_STAGE3_10MS;
+ cbk_size = PE_NB_CBKS_STAGE3_10MS;
+ Lag_CB_ptr = &silk_CB_lags_stage3_10_ms[ 0 ][ 0 ];
+ }
+
+ for( d = start_lag; d <= end_lag; d++ ) {
+ for( j = 0; j < nb_cbk_search; j++ ) {
+ cross_corr = 0.0;
+ energy = eps;
+ for( k = 0; k < nb_subfr; k++ ) {
+ energy += energies_st3[ k ][ j ][ lag_counter ];
+ cross_corr += cross_corr_st3[ k ][ j ][ lag_counter ];
+ }
+ if( cross_corr > 0.0 ) {
+ CCmax_new = (silk_float)(cross_corr * cross_corr / energy);
+ /* Reduce depending on flatness of contour */
+ CCmax_new *= 1.0f - contour_bias * j;
+ } else {
+ CCmax_new = 0.0f;
+ }
+
+ if( CCmax_new > CCmax &&
+ ( d + (opus_int)silk_CB_lags_stage3[ 0 ][ j ] ) <= max_lag
+ ) {
+ CCmax = CCmax_new;
+ lag_new = d;
+ CBimax = j;
+ }
+ }
+ lag_counter++;
+ }
+
+ for( k = 0; k < nb_subfr; k++ ) {
+ pitch_out[ k ] = lag_new + matrix_ptr( Lag_CB_ptr, k, CBimax, cbk_size );
+ pitch_out[ k ] = silk_LIMIT( pitch_out[ k ], min_lag, PE_MAX_LAG_MS * Fs_kHz );
+ }
+ *lagIndex = (opus_int16)( lag_new - min_lag );
+ *contourIndex = (opus_int8)CBimax;
+ } else { /* Fs_kHz == 8 */
+ /* Save Lags and correlation */
+ silk_assert( CCmax >= 0.0f );
+ *LTPCorr = (silk_float)sqrt( CCmax / nb_subfr ); /* Output normalized correlation */
+ for( k = 0; k < nb_subfr; k++ ) {
+ pitch_out[ k ] = lag + matrix_ptr( Lag_CB_ptr, k, CBimax, cbk_size );
+ pitch_out[ k ] = silk_LIMIT( pitch_out[ k ], min_lag_8kHz, PE_MAX_LAG_MS * Fs_kHz );
+ }
+ *lagIndex = (opus_int16)( lag - min_lag_8kHz );
+ *contourIndex = (opus_int8)CBimax;
+ }
+ silk_assert( *lagIndex >= 0 );
+ /* return as voiced */
+ return 0;
+}
+
+static void silk_P_Ana_calc_corr_st3(
+ silk_float cross_corr_st3[ PE_MAX_NB_SUBFR ][ PE_NB_CBKS_STAGE3_MAX ][ PE_NB_STAGE3_LAGS ], /* O 3 DIM correlation array */
+ const silk_float frame[], /* I vector to correlate */
+ opus_int start_lag, /* I start lag */
+ opus_int sf_length, /* I sub frame length */
+ opus_int nb_subfr, /* I number of subframes */
+ opus_int complexity /* I Complexity setting */
+)
+ /***********************************************************************
+ Calculates the correlations used in stage 3 search. In order to cover
+ the whole lag codebook for all the searched offset lags (lag +- 2),
+ the following correlations are needed in each sub frame:
+
+ sf1: lag range [-8,...,7] total 16 correlations
+ sf2: lag range [-4,...,4] total 9 correlations
+ sf3: lag range [-3,....4] total 8 correltions
+ sf4: lag range [-6,....8] total 15 correlations
+
+ In total 48 correlations. The direct implementation computed in worst case
+ 4*12*5 = 240 correlations, but more likely around 120.
+ **********************************************************************/
+{
+ const silk_float *target_ptr, *basis_ptr;
+ opus_int i, j, k, lag_counter, lag_low, lag_high;
+ opus_int nb_cbk_search, delta, idx, cbk_size;
+ silk_float scratch_mem[ SCRATCH_SIZE ];
+ const opus_int8 *Lag_range_ptr, *Lag_CB_ptr;
+
+ silk_assert( complexity >= SILK_PE_MIN_COMPLEX );
+ silk_assert( complexity <= SILK_PE_MAX_COMPLEX );
+
+ if( nb_subfr == PE_MAX_NB_SUBFR ) {
+ Lag_range_ptr = &silk_Lag_range_stage3[ complexity ][ 0 ][ 0 ];
+ Lag_CB_ptr = &silk_CB_lags_stage3[ 0 ][ 0 ];
+ nb_cbk_search = silk_nb_cbk_searchs_stage3[ complexity ];
+ cbk_size = PE_NB_CBKS_STAGE3_MAX;
+ } else {
+ silk_assert( nb_subfr == PE_MAX_NB_SUBFR >> 1);
+ Lag_range_ptr = &silk_Lag_range_stage3_10_ms[ 0 ][ 0 ];
+ Lag_CB_ptr = &silk_CB_lags_stage3_10_ms[ 0 ][ 0 ];
+ nb_cbk_search = PE_NB_CBKS_STAGE3_10MS;
+ cbk_size = PE_NB_CBKS_STAGE3_10MS;
+ }
+
+ target_ptr = &frame[ silk_LSHIFT( sf_length, 2 ) ]; /* Pointer to middle of frame */
+ for( k = 0; k < nb_subfr; k++ ) {
+ lag_counter = 0;
+
+ /* Calculate the correlations for each subframe */
+ lag_low = matrix_ptr( Lag_range_ptr, k, 0, 2 );
+ lag_high = matrix_ptr( Lag_range_ptr, k, 1, 2 );
+ for( j = lag_low; j <= lag_high; j++ ) {
+ basis_ptr = target_ptr - ( start_lag + j );
+ silk_assert( lag_counter < SCRATCH_SIZE );
+ scratch_mem[ lag_counter ] = (silk_float)silk_inner_product_FLP( target_ptr, basis_ptr, sf_length );
+ lag_counter++;
+ }
+
+ delta = matrix_ptr( Lag_range_ptr, k, 0, 2 );
+ for( i = 0; i < nb_cbk_search; i++ ) {
+ /* Fill out the 3 dim array that stores the correlations for */
+ /* each code_book vector for each start lag */
+ idx = matrix_ptr( Lag_CB_ptr, k, i, cbk_size ) - delta;
+ for( j = 0; j < PE_NB_STAGE3_LAGS; j++ ) {
+ silk_assert( idx + j < SCRATCH_SIZE );
+ silk_assert( idx + j < lag_counter );
+ cross_corr_st3[ k ][ i ][ j ] = scratch_mem[ idx + j ];
+ }
+ }
+ target_ptr += sf_length;
+ }
+}
+
+static void silk_P_Ana_calc_energy_st3(
+ silk_float energies_st3[ PE_MAX_NB_SUBFR ][ PE_NB_CBKS_STAGE3_MAX ][ PE_NB_STAGE3_LAGS ], /* O 3 DIM correlation array */
+ const silk_float frame[], /* I vector to correlate */
+ opus_int start_lag, /* I start lag */
+ opus_int sf_length, /* I sub frame length */
+ opus_int nb_subfr, /* I number of subframes */
+ opus_int complexity /* I Complexity setting */
+)
+/****************************************************************
+Calculate the energies for first two subframes. The energies are
+calculated recursively.
+****************************************************************/
+{
+ const silk_float *target_ptr, *basis_ptr;
+ double energy;
+ opus_int k, i, j, lag_counter;
+ opus_int nb_cbk_search, delta, idx, cbk_size, lag_diff;
+ silk_float scratch_mem[ SCRATCH_SIZE ];
+ const opus_int8 *Lag_range_ptr, *Lag_CB_ptr;
+
+ silk_assert( complexity >= SILK_PE_MIN_COMPLEX );
+ silk_assert( complexity <= SILK_PE_MAX_COMPLEX );
+
+ if( nb_subfr == PE_MAX_NB_SUBFR ) {
+ Lag_range_ptr = &silk_Lag_range_stage3[ complexity ][ 0 ][ 0 ];
+ Lag_CB_ptr = &silk_CB_lags_stage3[ 0 ][ 0 ];
+ nb_cbk_search = silk_nb_cbk_searchs_stage3[ complexity ];
+ cbk_size = PE_NB_CBKS_STAGE3_MAX;
+ } else {
+ silk_assert( nb_subfr == PE_MAX_NB_SUBFR >> 1);
+ Lag_range_ptr = &silk_Lag_range_stage3_10_ms[ 0 ][ 0 ];
+ Lag_CB_ptr = &silk_CB_lags_stage3_10_ms[ 0 ][ 0 ];
+ nb_cbk_search = PE_NB_CBKS_STAGE3_10MS;
+ cbk_size = PE_NB_CBKS_STAGE3_10MS;
+ }
+
+ target_ptr = &frame[ silk_LSHIFT( sf_length, 2 ) ];
+ for( k = 0; k < nb_subfr; k++ ) {
+ lag_counter = 0;
+
+ /* Calculate the energy for first lag */
+ basis_ptr = target_ptr - ( start_lag + matrix_ptr( Lag_range_ptr, k, 0, 2 ) );
+ energy = silk_energy_FLP( basis_ptr, sf_length ) + 1e-3;
+ silk_assert( energy >= 0.0 );
+ scratch_mem[lag_counter] = (silk_float)energy;
+ lag_counter++;
+
+ lag_diff = ( matrix_ptr( Lag_range_ptr, k, 1, 2 ) - matrix_ptr( Lag_range_ptr, k, 0, 2 ) + 1 );
+ for( i = 1; i < lag_diff; i++ ) {
+ /* remove part outside new window */
+ energy -= basis_ptr[sf_length - i] * (double)basis_ptr[sf_length - i];
+ silk_assert( energy >= 0.0 );
+
+ /* add part that comes into window */
+ energy += basis_ptr[ -i ] * (double)basis_ptr[ -i ];
+ silk_assert( energy >= 0.0 );
+ silk_assert( lag_counter < SCRATCH_SIZE );
+ scratch_mem[lag_counter] = (silk_float)energy;
+ lag_counter++;
+ }
+
+ delta = matrix_ptr( Lag_range_ptr, k, 0, 2 );
+ for( i = 0; i < nb_cbk_search; i++ ) {
+ /* Fill out the 3 dim array that stores the correlations for */
+ /* each code_book vector for each start lag */
+ idx = matrix_ptr( Lag_CB_ptr, k, i, cbk_size ) - delta;
+ for( j = 0; j < PE_NB_STAGE3_LAGS; j++ ) {
+ silk_assert( idx + j < SCRATCH_SIZE );
+ silk_assert( idx + j < lag_counter );
+ energies_st3[ k ][ i ][ j ] = scratch_mem[ idx + j ];
+ silk_assert( energies_st3[ k ][ i ][ j ] >= 0.0f );
+ }
+ }
+ target_ptr += sf_length;
+ }
+}
diff --git a/jni/libopus/silk/float/prefilter_FLP.c b/jni/libopus/silk/float/prefilter_FLP.c
new file mode 100644
index 0000000..d6c8439
--- /dev/null
+++ b/jni/libopus/silk/float/prefilter_FLP.c
@@ -0,0 +1,206 @@
+/***********************************************************************
+Copyright (c) 2006-2011, Skype Limited. All rights reserved.
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+- Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.
+- Redistributions in binary form must reproduce the above copyright
+notice, this list of conditions and the following disclaimer in the
+documentation and/or other materials provided with the distribution.
+- Neither the name of Internet Society, IETF or IETF Trust, nor the
+names of specific contributors, may be used to endorse or promote
+products derived from this software without specific prior written
+permission.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS”
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+***********************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "main_FLP.h"
+#include "tuning_parameters.h"
+
+/*
+* Prefilter for finding Quantizer input signal
+*/
+static inline void silk_prefilt_FLP(
+ silk_prefilter_state_FLP *P, /* I/O state */
+ silk_float st_res[], /* I */
+ silk_float xw[], /* O */
+ silk_float *HarmShapeFIR, /* I */
+ silk_float Tilt, /* I */
+ silk_float LF_MA_shp, /* I */
+ silk_float LF_AR_shp, /* I */
+ opus_int lag, /* I */
+ opus_int length /* I */
+);
+
+static void silk_warped_LPC_analysis_filter_FLP(
+ silk_float state[], /* I/O State [order + 1] */
+ silk_float res[], /* O Residual signal [length] */
+ const silk_float coef[], /* I Coefficients [order] */
+ const silk_float input[], /* I Input signal [length] */
+ const silk_float lambda, /* I Warping factor */
+ const opus_int length, /* I Length of input signal */
+ const opus_int order /* I Filter order (even) */
+)
+{
+ opus_int n, i;
+ silk_float acc, tmp1, tmp2;
+
+ /* Order must be even */
+ silk_assert( ( order & 1 ) == 0 );
+
+ for( n = 0; n < length; n++ ) {
+ /* Output of lowpass section */
+ tmp2 = state[ 0 ] + lambda * state[ 1 ];
+ state[ 0 ] = input[ n ];
+ /* Output of allpass section */
+ tmp1 = state[ 1 ] + lambda * ( state[ 2 ] - tmp2 );
+ state[ 1 ] = tmp2;
+ acc = coef[ 0 ] * tmp2;
+ /* Loop over allpass sections */
+ for( i = 2; i < order; i += 2 ) {
+ /* Output of allpass section */
+ tmp2 = state[ i ] + lambda * ( state[ i + 1 ] - tmp1 );
+ state[ i ] = tmp1;
+ acc += coef[ i - 1 ] * tmp1;
+ /* Output of allpass section */
+ tmp1 = state[ i + 1 ] + lambda * ( state[ i + 2 ] - tmp2 );
+ state[ i + 1 ] = tmp2;
+ acc += coef[ i ] * tmp2;
+ }
+ state[ order ] = tmp1;
+ acc += coef[ order - 1 ] * tmp1;
+ res[ n ] = input[ n ] - acc;
+ }
+}
+
+/*
+* silk_prefilter. Main prefilter function
+*/
+void silk_prefilter_FLP(
+ silk_encoder_state_FLP *psEnc, /* I/O Encoder state FLP */
+ const silk_encoder_control_FLP *psEncCtrl, /* I Encoder control FLP */
+ silk_float xw[], /* O Weighted signal */
+ const silk_float x[] /* I Speech signal */
+)
+{
+ silk_prefilter_state_FLP *P = &psEnc->sPrefilt;
+ opus_int j, k, lag;
+ silk_float HarmShapeGain, Tilt, LF_MA_shp, LF_AR_shp;
+ silk_float B[ 2 ];
+ const silk_float *AR1_shp;
+ const silk_float *px;
+ silk_float *pxw;
+ silk_float HarmShapeFIR[ 3 ];
+ silk_float st_res[ MAX_SUB_FRAME_LENGTH + MAX_LPC_ORDER ];
+
+ /* Set up pointers */
+ px = x;
+ pxw = xw;
+ lag = P->lagPrev;
+ for( k = 0; k < psEnc->sCmn.nb_subfr; k++ ) {
+ /* Update Variables that change per sub frame */
+ if( psEnc->sCmn.indices.signalType == TYPE_VOICED ) {
+ lag = psEncCtrl->pitchL[ k ];
+ }
+
+ /* Noise shape parameters */
+ HarmShapeGain = psEncCtrl->HarmShapeGain[ k ] * ( 1.0f - psEncCtrl->HarmBoost[ k ] );
+ HarmShapeFIR[ 0 ] = 0.25f * HarmShapeGain;
+ HarmShapeFIR[ 1 ] = 32767.0f / 65536.0f * HarmShapeGain;
+ HarmShapeFIR[ 2 ] = 0.25f * HarmShapeGain;
+ Tilt = psEncCtrl->Tilt[ k ];
+ LF_MA_shp = psEncCtrl->LF_MA_shp[ k ];
+ LF_AR_shp = psEncCtrl->LF_AR_shp[ k ];
+ AR1_shp = &psEncCtrl->AR1[ k * MAX_SHAPE_LPC_ORDER ];
+
+ /* Short term FIR filtering */
+ silk_warped_LPC_analysis_filter_FLP( P->sAR_shp, st_res, AR1_shp, px,
+ (silk_float)psEnc->sCmn.warping_Q16 / 65536.0f, psEnc->sCmn.subfr_length, psEnc->sCmn.shapingLPCOrder );
+
+ /* Reduce (mainly) low frequencies during harmonic emphasis */
+ B[ 0 ] = psEncCtrl->GainsPre[ k ];
+ B[ 1 ] = -psEncCtrl->GainsPre[ k ] *
+ ( psEncCtrl->HarmBoost[ k ] * HarmShapeGain + INPUT_TILT + psEncCtrl->coding_quality * HIGH_RATE_INPUT_TILT );
+ pxw[ 0 ] = B[ 0 ] * st_res[ 0 ] + B[ 1 ] * P->sHarmHP;
+ for( j = 1; j < psEnc->sCmn.subfr_length; j++ ) {
+ pxw[ j ] = B[ 0 ] * st_res[ j ] + B[ 1 ] * st_res[ j - 1 ];
+ }
+ P->sHarmHP = st_res[ psEnc->sCmn.subfr_length - 1 ];
+
+ silk_prefilt_FLP( P, pxw, pxw, HarmShapeFIR, Tilt, LF_MA_shp, LF_AR_shp, lag, psEnc->sCmn.subfr_length );
+
+ px += psEnc->sCmn.subfr_length;
+ pxw += psEnc->sCmn.subfr_length;
+ }
+ P->lagPrev = psEncCtrl->pitchL[ psEnc->sCmn.nb_subfr - 1 ];
+}
+
+/*
+* Prefilter for finding Quantizer input signal
+*/
+static inline void silk_prefilt_FLP(
+ silk_prefilter_state_FLP *P, /* I/O state */
+ silk_float st_res[], /* I */
+ silk_float xw[], /* O */
+ silk_float *HarmShapeFIR, /* I */
+ silk_float Tilt, /* I */
+ silk_float LF_MA_shp, /* I */
+ silk_float LF_AR_shp, /* I */
+ opus_int lag, /* I */
+ opus_int length /* I */
+)
+{
+ opus_int i;
+ opus_int idx, LTP_shp_buf_idx;
+ silk_float n_Tilt, n_LF, n_LTP;
+ silk_float sLF_AR_shp, sLF_MA_shp;
+ silk_float *LTP_shp_buf;
+
+ /* To speed up use temp variables instead of using the struct */
+ LTP_shp_buf = P->sLTP_shp;
+ LTP_shp_buf_idx = P->sLTP_shp_buf_idx;
+ sLF_AR_shp = P->sLF_AR_shp;
+ sLF_MA_shp = P->sLF_MA_shp;
+
+ for( i = 0; i < length; i++ ) {
+ if( lag > 0 ) {
+ silk_assert( HARM_SHAPE_FIR_TAPS == 3 );
+ idx = lag + LTP_shp_buf_idx;
+ n_LTP = LTP_shp_buf[ ( idx - HARM_SHAPE_FIR_TAPS / 2 - 1) & LTP_MASK ] * HarmShapeFIR[ 0 ];
+ n_LTP += LTP_shp_buf[ ( idx - HARM_SHAPE_FIR_TAPS / 2 ) & LTP_MASK ] * HarmShapeFIR[ 1 ];
+ n_LTP += LTP_shp_buf[ ( idx - HARM_SHAPE_FIR_TAPS / 2 + 1) & LTP_MASK ] * HarmShapeFIR[ 2 ];
+ } else {
+ n_LTP = 0;
+ }
+
+ n_Tilt = sLF_AR_shp * Tilt;
+ n_LF = sLF_AR_shp * LF_AR_shp + sLF_MA_shp * LF_MA_shp;
+
+ sLF_AR_shp = st_res[ i ] - n_Tilt;
+ sLF_MA_shp = sLF_AR_shp - n_LF;
+
+ LTP_shp_buf_idx = ( LTP_shp_buf_idx - 1 ) & LTP_MASK;
+ LTP_shp_buf[ LTP_shp_buf_idx ] = sLF_MA_shp;
+
+ xw[ i ] = sLF_MA_shp - n_LTP;
+ }
+ /* Copy temp variable back to state */
+ P->sLF_AR_shp = sLF_AR_shp;
+ P->sLF_MA_shp = sLF_MA_shp;
+ P->sLTP_shp_buf_idx = LTP_shp_buf_idx;
+}
diff --git a/jni/libopus/silk/float/process_gains_FLP.c b/jni/libopus/silk/float/process_gains_FLP.c
new file mode 100644
index 0000000..d572a4c
--- /dev/null
+++ b/jni/libopus/silk/float/process_gains_FLP.c
@@ -0,0 +1,103 @@
+/***********************************************************************
+Copyright (c) 2006-2011, Skype Limited. All rights reserved.
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+- Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.
+- Redistributions in binary form must reproduce the above copyright
+notice, this list of conditions and the following disclaimer in the
+documentation and/or other materials provided with the distribution.
+- Neither the name of Internet Society, IETF or IETF Trust, nor the
+names of specific contributors, may be used to endorse or promote
+products derived from this software without specific prior written
+permission.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS”
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+***********************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "main_FLP.h"
+#include "tuning_parameters.h"
+
+/* Processing of gains */
+void silk_process_gains_FLP(
+ silk_encoder_state_FLP *psEnc, /* I/O Encoder state FLP */
+ silk_encoder_control_FLP *psEncCtrl, /* I/O Encoder control FLP */
+ opus_int condCoding /* I The type of conditional coding to use */
+)
+{
+ silk_shape_state_FLP *psShapeSt = &psEnc->sShape;
+ opus_int k;
+ opus_int32 pGains_Q16[ MAX_NB_SUBFR ];
+ silk_float s, InvMaxSqrVal, gain, quant_offset;
+
+ /* Gain reduction when LTP coding gain is high */
+ if( psEnc->sCmn.indices.signalType == TYPE_VOICED ) {
+ s = 1.0f - 0.5f * silk_sigmoid( 0.25f * ( psEncCtrl->LTPredCodGain - 12.0f ) );
+ for( k = 0; k < psEnc->sCmn.nb_subfr; k++ ) {
+ psEncCtrl->Gains[ k ] *= s;
+ }
+ }
+
+ /* Limit the quantized signal */
+ InvMaxSqrVal = ( silk_float )( pow( 2.0f, 0.33f * ( 21.0f - psEnc->sCmn.SNR_dB_Q7 * ( 1 / 128.0f ) ) ) / psEnc->sCmn.subfr_length );
+
+ for( k = 0; k < psEnc->sCmn.nb_subfr; k++ ) {
+ /* Soft limit on ratio residual energy and squared gains */
+ gain = psEncCtrl->Gains[ k ];
+ gain = ( silk_float )sqrt( gain * gain + psEncCtrl->ResNrg[ k ] * InvMaxSqrVal );
+ psEncCtrl->Gains[ k ] = silk_min_float( gain, 32767.0f );
+ }
+
+ /* Prepare gains for noise shaping quantization */
+ for( k = 0; k < psEnc->sCmn.nb_subfr; k++ ) {
+ pGains_Q16[ k ] = (opus_int32)( psEncCtrl->Gains[ k ] * 65536.0f );
+ }
+
+ /* Save unquantized gains and gain Index */
+ silk_memcpy( psEncCtrl->GainsUnq_Q16, pGains_Q16, psEnc->sCmn.nb_subfr * sizeof( opus_int32 ) );
+ psEncCtrl->lastGainIndexPrev = psShapeSt->LastGainIndex;
+
+ /* Quantize gains */
+ silk_gains_quant( psEnc->sCmn.indices.GainsIndices, pGains_Q16,
+ &psShapeSt->LastGainIndex, condCoding == CODE_CONDITIONALLY, psEnc->sCmn.nb_subfr );
+
+ /* Overwrite unquantized gains with quantized gains and convert back to Q0 from Q16 */
+ for( k = 0; k < psEnc->sCmn.nb_subfr; k++ ) {
+ psEncCtrl->Gains[ k ] = pGains_Q16[ k ] / 65536.0f;
+ }
+
+ /* Set quantizer offset for voiced signals. Larger offset when LTP coding gain is low or tilt is high (ie low-pass) */
+ if( psEnc->sCmn.indices.signalType == TYPE_VOICED ) {
+ if( psEncCtrl->LTPredCodGain + psEnc->sCmn.input_tilt_Q15 * ( 1.0f / 32768.0f ) > 1.0f ) {
+ psEnc->sCmn.indices.quantOffsetType = 0;
+ } else {
+ psEnc->sCmn.indices.quantOffsetType = 1;
+ }
+ }
+
+ /* Quantizer boundary adjustment */
+ quant_offset = silk_Quantization_Offsets_Q10[ psEnc->sCmn.indices.signalType >> 1 ][ psEnc->sCmn.indices.quantOffsetType ] / 1024.0f;
+ psEncCtrl->Lambda = LAMBDA_OFFSET
+ + LAMBDA_DELAYED_DECISIONS * psEnc->sCmn.nStatesDelayedDecision
+ + LAMBDA_SPEECH_ACT * psEnc->sCmn.speech_activity_Q8 * ( 1.0f / 256.0f )
+ + LAMBDA_INPUT_QUALITY * psEncCtrl->input_quality
+ + LAMBDA_CODING_QUALITY * psEncCtrl->coding_quality
+ + LAMBDA_QUANT_OFFSET * quant_offset;
+
+ silk_assert( psEncCtrl->Lambda > 0.0f );
+ silk_assert( psEncCtrl->Lambda < 2.0f );
+}
diff --git a/jni/libopus/silk/float/regularize_correlations_FLP.c b/jni/libopus/silk/float/regularize_correlations_FLP.c
new file mode 100644
index 0000000..f568463
--- /dev/null
+++ b/jni/libopus/silk/float/regularize_correlations_FLP.c
@@ -0,0 +1,48 @@
+/***********************************************************************
+Copyright (c) 2006-2011, Skype Limited. All rights reserved.
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+- Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.
+- Redistributions in binary form must reproduce the above copyright
+notice, this list of conditions and the following disclaimer in the
+documentation and/or other materials provided with the distribution.
+- Neither the name of Internet Society, IETF or IETF Trust, nor the
+names of specific contributors, may be used to endorse or promote
+products derived from this software without specific prior written
+permission.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS”
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+***********************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "main_FLP.h"
+
+/* Add noise to matrix diagonal */
+void silk_regularize_correlations_FLP(
+ silk_float *XX, /* I/O Correlation matrices */
+ silk_float *xx, /* I/O Correlation values */
+ const silk_float noise, /* I Noise energy to add */
+ const opus_int D /* I Dimension of XX */
+)
+{
+ opus_int i;
+
+ for( i = 0; i < D; i++ ) {
+ matrix_ptr( &XX[ 0 ], i, i, D ) += noise;
+ }
+ xx[ 0 ] += noise;
+}
diff --git a/jni/libopus/silk/float/residual_energy_FLP.c b/jni/libopus/silk/float/residual_energy_FLP.c
new file mode 100644
index 0000000..e65457a
--- /dev/null
+++ b/jni/libopus/silk/float/residual_energy_FLP.c
@@ -0,0 +1,117 @@
+/***********************************************************************
+Copyright (c) 2006-2011, Skype Limited. All rights reserved.
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+- Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.
+- Redistributions in binary form must reproduce the above copyright
+notice, this list of conditions and the following disclaimer in the
+documentation and/or other materials provided with the distribution.
+- Neither the name of Internet Society, IETF or IETF Trust, nor the
+names of specific contributors, may be used to endorse or promote
+products derived from this software without specific prior written
+permission.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS”
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+***********************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "main_FLP.h"
+
+#define MAX_ITERATIONS_RESIDUAL_NRG 10
+#define REGULARIZATION_FACTOR 1e-8f
+
+/* Residual energy: nrg = wxx - 2 * wXx * c + c' * wXX * c */
+silk_float silk_residual_energy_covar_FLP( /* O Weighted residual energy */
+ const silk_float *c, /* I Filter coefficients */
+ silk_float *wXX, /* I/O Weighted correlation matrix, reg. out */
+ const silk_float *wXx, /* I Weighted correlation vector */
+ const silk_float wxx, /* I Weighted correlation value */
+ const opus_int D /* I Dimension */
+)
+{
+ opus_int i, j, k;
+ silk_float tmp, nrg = 0.0f, regularization;
+
+ /* Safety checks */
+ silk_assert( D >= 0 );
+
+ regularization = REGULARIZATION_FACTOR * ( wXX[ 0 ] + wXX[ D * D - 1 ] );
+ for( k = 0; k < MAX_ITERATIONS_RESIDUAL_NRG; k++ ) {
+ nrg = wxx;
+
+ tmp = 0.0f;
+ for( i = 0; i < D; i++ ) {
+ tmp += wXx[ i ] * c[ i ];
+ }
+ nrg -= 2.0f * tmp;
+
+ /* compute c' * wXX * c, assuming wXX is symmetric */
+ for( i = 0; i < D; i++ ) {
+ tmp = 0.0f;
+ for( j = i + 1; j < D; j++ ) {
+ tmp += matrix_c_ptr( wXX, i, j, D ) * c[ j ];
+ }
+ nrg += c[ i ] * ( 2.0f * tmp + matrix_c_ptr( wXX, i, i, D ) * c[ i ] );
+ }
+ if( nrg > 0 ) {
+ break;
+ } else {
+ /* Add white noise */
+ for( i = 0; i < D; i++ ) {
+ matrix_c_ptr( wXX, i, i, D ) += regularization;
+ }
+ /* Increase noise for next run */
+ regularization *= 2.0f;
+ }
+ }
+ if( k == MAX_ITERATIONS_RESIDUAL_NRG ) {
+ silk_assert( nrg == 0 );
+ nrg = 1.0f;
+ }
+
+ return nrg;
+}
+
+/* Calculates residual energies of input subframes where all subframes have LPC_order */
+/* of preceding samples */
+void silk_residual_energy_FLP(
+ silk_float nrgs[ MAX_NB_SUBFR ], /* O Residual energy per subframe */
+ const silk_float x[], /* I Input signal */
+ silk_float a[ 2 ][ MAX_LPC_ORDER ], /* I AR coefs for each frame half */
+ const silk_float gains[], /* I Quantization gains */
+ const opus_int subfr_length, /* I Subframe length */
+ const opus_int nb_subfr, /* I number of subframes */
+ const opus_int LPC_order /* I LPC order */
+)
+{
+ opus_int shift;
+ silk_float *LPC_res_ptr, LPC_res[ ( MAX_FRAME_LENGTH + MAX_NB_SUBFR * MAX_LPC_ORDER ) / 2 ];
+
+ LPC_res_ptr = LPC_res + LPC_order;
+ shift = LPC_order + subfr_length;
+
+ /* Filter input to create the LPC residual for each frame half, and measure subframe energies */
+ silk_LPC_analysis_filter_FLP( LPC_res, a[ 0 ], x + 0 * shift, 2 * shift, LPC_order );
+ nrgs[ 0 ] = ( silk_float )( gains[ 0 ] * gains[ 0 ] * silk_energy_FLP( LPC_res_ptr + 0 * shift, subfr_length ) );
+ nrgs[ 1 ] = ( silk_float )( gains[ 1 ] * gains[ 1 ] * silk_energy_FLP( LPC_res_ptr + 1 * shift, subfr_length ) );
+
+ if( nb_subfr == MAX_NB_SUBFR ) {
+ silk_LPC_analysis_filter_FLP( LPC_res, a[ 1 ], x + 2 * shift, 2 * shift, LPC_order );
+ nrgs[ 2 ] = ( silk_float )( gains[ 2 ] * gains[ 2 ] * silk_energy_FLP( LPC_res_ptr + 0 * shift, subfr_length ) );
+ nrgs[ 3 ] = ( silk_float )( gains[ 3 ] * gains[ 3 ] * silk_energy_FLP( LPC_res_ptr + 1 * shift, subfr_length ) );
+ }
+}
diff --git a/jni/libopus/silk/float/scale_copy_vector_FLP.c b/jni/libopus/silk/float/scale_copy_vector_FLP.c
new file mode 100644
index 0000000..988795a
--- /dev/null
+++ b/jni/libopus/silk/float/scale_copy_vector_FLP.c
@@ -0,0 +1,57 @@
+/***********************************************************************
+Copyright (c) 2006-2011, Skype Limited. All rights reserved.
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+- Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.
+- Redistributions in binary form must reproduce the above copyright
+notice, this list of conditions and the following disclaimer in the
+documentation and/or other materials provided with the distribution.
+- Neither the name of Internet Society, IETF or IETF Trust, nor the
+names of specific contributors, may be used to endorse or promote
+products derived from this software without specific prior written
+permission.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS”
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+***********************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "SigProc_FLP.h"
+
+/* copy and multiply a vector by a constant */
+void silk_scale_copy_vector_FLP(
+ silk_float *data_out,
+ const silk_float *data_in,
+ silk_float gain,
+ opus_int dataSize
+)
+{
+ opus_int i, dataSize4;
+
+ /* 4x unrolled loop */
+ dataSize4 = dataSize & 0xFFFC;
+ for( i = 0; i < dataSize4; i += 4 ) {
+ data_out[ i + 0 ] = gain * data_in[ i + 0 ];
+ data_out[ i + 1 ] = gain * data_in[ i + 1 ];
+ data_out[ i + 2 ] = gain * data_in[ i + 2 ];
+ data_out[ i + 3 ] = gain * data_in[ i + 3 ];
+ }
+
+ /* any remaining elements */
+ for( ; i < dataSize; i++ ) {
+ data_out[ i ] = gain * data_in[ i ];
+ }
+}
diff --git a/jni/libopus/silk/float/scale_vector_FLP.c b/jni/libopus/silk/float/scale_vector_FLP.c
new file mode 100644
index 0000000..387eb4b
--- /dev/null
+++ b/jni/libopus/silk/float/scale_vector_FLP.c
@@ -0,0 +1,56 @@
+/***********************************************************************
+Copyright (c) 2006-2011, Skype Limited. All rights reserved.
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+- Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.
+- Redistributions in binary form must reproduce the above copyright
+notice, this list of conditions and the following disclaimer in the
+documentation and/or other materials provided with the distribution.
+- Neither the name of Internet Society, IETF or IETF Trust, nor the
+names of specific contributors, may be used to endorse or promote
+products derived from this software without specific prior written
+permission.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS”
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+***********************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "SigProc_FLP.h"
+
+/* multiply a vector by a constant */
+void silk_scale_vector_FLP(
+ silk_float *data1,
+ silk_float gain,
+ opus_int dataSize
+)
+{
+ opus_int i, dataSize4;
+
+ /* 4x unrolled loop */
+ dataSize4 = dataSize & 0xFFFC;
+ for( i = 0; i < dataSize4; i += 4 ) {
+ data1[ i + 0 ] *= gain;
+ data1[ i + 1 ] *= gain;
+ data1[ i + 2 ] *= gain;
+ data1[ i + 3 ] *= gain;
+ }
+
+ /* any remaining elements */
+ for( ; i < dataSize; i++ ) {
+ data1[ i ] *= gain;
+ }
+}
diff --git a/jni/libopus/silk/float/schur_FLP.c b/jni/libopus/silk/float/schur_FLP.c
new file mode 100644
index 0000000..90c3a18
--- /dev/null
+++ b/jni/libopus/silk/float/schur_FLP.c
@@ -0,0 +1,70 @@
+/***********************************************************************
+Copyright (c) 2006-2011, Skype Limited. All rights reserved.
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+- Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.
+- Redistributions in binary form must reproduce the above copyright
+notice, this list of conditions and the following disclaimer in the
+documentation and/or other materials provided with the distribution.
+- Neither the name of Internet Society, IETF or IETF Trust, nor the
+names of specific contributors, may be used to endorse or promote
+products derived from this software without specific prior written
+permission.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS”
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+***********************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "SigProc_FLP.h"
+
+silk_float silk_schur_FLP( /* O returns residual energy */
+ silk_float refl_coef[], /* O reflection coefficients (length order) */
+ const silk_float auto_corr[], /* I autocorrelation sequence (length order+1) */
+ opus_int order /* I order */
+)
+{
+ opus_int k, n;
+ silk_float C[ SILK_MAX_ORDER_LPC + 1 ][ 2 ];
+ silk_float Ctmp1, Ctmp2, rc_tmp;
+
+ silk_assert( order==6||order==8||order==10||order==12||order==14||order==16 );
+
+ /* Copy correlations */
+ for( k = 0; k < order+1; k++ ) {
+ C[ k ][ 0 ] = C[ k ][ 1 ] = auto_corr[ k ];
+ }
+
+ for( k = 0; k < order; k++ ) {
+ /* Get reflection coefficient */
+ rc_tmp = -C[ k + 1 ][ 0 ] / silk_max_float( C[ 0 ][ 1 ], 1e-9f );
+
+ /* Save the output */
+ refl_coef[ k ] = rc_tmp;
+
+ /* Update correlations */
+ for( n = 0; n < order - k; n++ ) {
+ Ctmp1 = C[ n + k + 1 ][ 0 ];
+ Ctmp2 = C[ n ][ 1 ];
+ C[ n + k + 1 ][ 0 ] = Ctmp1 + Ctmp2 * rc_tmp;
+ C[ n ][ 1 ] = Ctmp2 + Ctmp1 * rc_tmp;
+ }
+ }
+
+ /* Return residual energy */
+ return C[ 0 ][ 1 ];
+}
+
diff --git a/jni/libopus/silk/float/silk_float.vcxproj b/jni/libopus/silk/float/silk_float.vcxproj
new file mode 100644
index 0000000..51a497e
--- /dev/null
+++ b/jni/libopus/silk/float/silk_float.vcxproj
@@ -0,0 +1,242 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project DefaultTargets="Build" ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+ <ItemGroup Label="ProjectConfigurations">
+ <ProjectConfiguration Include="Debug|Win32">
+ <Configuration>Debug</Configuration>
+ <Platform>Win32</Platform>
+ </ProjectConfiguration>
+ <ProjectConfiguration Include="Debug|x64">
+ <Configuration>Debug</Configuration>
+ <Platform>x64</Platform>
+ </ProjectConfiguration>
+ <ProjectConfiguration Include="Release|Win32">
+ <Configuration>Release</Configuration>
+ <Platform>Win32</Platform>
+ </ProjectConfiguration>
+ <ProjectConfiguration Include="Release|x64">
+ <Configuration>Release</Configuration>
+ <Platform>x64</Platform>
+ </ProjectConfiguration>
+ </ItemGroup>
+ <PropertyGroup Label="Globals">
+ <ProjectGuid>{9C4961D2-5DDB-40C7-9BE8-CA918DC4E782}</ProjectGuid>
+ <Keyword>Win32Proj</Keyword>
+ <RootNamespace>src_FLP</RootNamespace>
+ <ProjectName>silk_float</ProjectName>
+ </PropertyGroup>
+ <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
+ <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
+ <ConfigurationType>StaticLibrary</ConfigurationType>
+ <UseDebugLibraries>true</UseDebugLibraries>
+ <CharacterSet>Unicode</CharacterSet>
+ </PropertyGroup>
+ <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="Configuration">
+ <ConfigurationType>StaticLibrary</ConfigurationType>
+ <UseDebugLibraries>true</UseDebugLibraries>
+ <CharacterSet>Unicode</CharacterSet>
+ </PropertyGroup>
+ <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
+ <ConfigurationType>StaticLibrary</ConfigurationType>
+ <UseDebugLibraries>false</UseDebugLibraries>
+ <WholeProgramOptimization>true</WholeProgramOptimization>
+ <CharacterSet>Unicode</CharacterSet>
+ </PropertyGroup>
+ <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
+ <ConfigurationType>StaticLibrary</ConfigurationType>
+ <UseDebugLibraries>false</UseDebugLibraries>
+ <WholeProgramOptimization>true</WholeProgramOptimization>
+ <CharacterSet>Unicode</CharacterSet>
+ </PropertyGroup>
+ <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
+ <ImportGroup Label="ExtensionSettings">
+ </ImportGroup>
+ <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
+ <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+ </ImportGroup>
+ <ImportGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="PropertySheets">
+ <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+ </ImportGroup>
+ <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
+ <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+ </ImportGroup>
+ <ImportGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="PropertySheets">
+ <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+ </ImportGroup>
+ <PropertyGroup Label="UserMacros" />
+ <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" />
+ <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" />
+ <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" />
+ <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+ <CustomBuildBeforeTargets>Compile</CustomBuildBeforeTargets>
+ </PropertyGroup>
+ <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
+ <ClCompile>
+ <PrecompiledHeader>
+ </PrecompiledHeader>
+ <WarningLevel>Level3</WarningLevel>
+ <Optimization>Disabled</Optimization>
+ <PreprocessorDefinitions>HAVE_CONFIG_H;WIN32;_DEBUG;_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+ <AdditionalIncludeDirectories>../;../fixed;../../win32;../../celt;../../include</AdditionalIncludeDirectories>
+ <RuntimeLibrary>MultiThreadedDebug</RuntimeLibrary>
+ </ClCompile>
+ <Link>
+ <SubSystem>Windows</SubSystem>
+ <GenerateDebugInformation>true</GenerateDebugInformation>
+ </Link>
+ <Lib>
+ <OutputFile>$(OutDir)$(TargetName)$(TargetExt)</OutputFile>
+ </Lib>
+ <PreBuildEvent>
+ <Command>"$(ProjectDir)..\..\win32\genversion.bat" "$(ProjectDir)..\..\win32\version.h" OPUS_VERSION</Command>
+ <Message>Generating version.h</Message>
+ </PreBuildEvent>
+ <CustomBuildStep>
+ <Command>
+ </Command>
+ </CustomBuildStep>
+ <CustomBuildStep>
+ <Outputs>
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+ </CustomBuildStep>
+ </ItemDefinitionGroup>
+ <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+ <ClCompile>
+ <PrecompiledHeader>
+ </PrecompiledHeader>
+ <WarningLevel>Level3</WarningLevel>
+ <Optimization>Disabled</Optimization>
+ <PreprocessorDefinitions>HAVE_CONFIG_H;WIN32;WIN64;_DEBUG;_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+ <AdditionalIncludeDirectories>../;../fixed;../../win32;../../celt;../../include</AdditionalIncludeDirectories>
+ <RuntimeLibrary>MultiThreadedDebug</RuntimeLibrary>
+ </ClCompile>
+ <Link>
+ <SubSystem>Windows</SubSystem>
+ <GenerateDebugInformation>true</GenerateDebugInformation>
+ </Link>
+ <Lib>
+ <OutputFile>$(OutDir)$(TargetName)$(TargetExt)</OutputFile>
+ </Lib>
+ <PreBuildEvent>
+ <Command>"$(ProjectDir)..\..\win32\genversion.bat" "$(ProjectDir)..\..\win32\version.h" OPUS_VERSION</Command>
+ <Message>Generating version.h</Message>
+ </PreBuildEvent>
+ <CustomBuildStep>
+ <Command>
+ </Command>
+ </CustomBuildStep>
+ <CustomBuildStep>
+ <Outputs>
+ </Outputs>
+ </CustomBuildStep>
+ </ItemDefinitionGroup>
+ <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
+ <ClCompile>
+ <WarningLevel>Level3</WarningLevel>
+ <PrecompiledHeader>
+ </PrecompiledHeader>
+ <FunctionLevelLinking>true</FunctionLevelLinking>
+ <IntrinsicFunctions>true</IntrinsicFunctions>
+ <PreprocessorDefinitions>HAVE_CONFIG_H;WIN32;NDEBUG;_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+ <AdditionalIncludeDirectories>../;../fixed;../../win32;../../celt;../../include</AdditionalIncludeDirectories>
+ <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
+ </ClCompile>
+ <Link>
+ <SubSystem>Windows</SubSystem>
+ <GenerateDebugInformation>true</GenerateDebugInformation>
+ <EnableCOMDATFolding>true</EnableCOMDATFolding>
+ <OptimizeReferences>true</OptimizeReferences>
+ </Link>
+ <Lib>
+ <OutputFile>$(OutDir)$(TargetName)$(TargetExt)</OutputFile>
+ </Lib>
+ <PreBuildEvent>
+ <Command>"$(ProjectDir)..\..\win32\genversion.bat" "$(ProjectDir)..\..\win32\version.h" OPUS_VERSION</Command>
+ <Message>Generating version.h</Message>
+ </PreBuildEvent>
+ <CustomBuildStep>
+ <Command>
+ </Command>
+ </CustomBuildStep>
+ <CustomBuildStep>
+ <Outputs>
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+ </CustomBuildStep>
+ </ItemDefinitionGroup>
+ <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+ <ClCompile>
+ <WarningLevel>Level3</WarningLevel>
+ <PrecompiledHeader>
+ </PrecompiledHeader>
+ <Optimization>MaxSpeed</Optimization>
+ <FunctionLevelLinking>true</FunctionLevelLinking>
+ <IntrinsicFunctions>true</IntrinsicFunctions>
+ <PreprocessorDefinitions>HAVE_CONFIG_H;WIN32;WIN64;NDEBUG;_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+ <AdditionalIncludeDirectories>../;../fixed;../../win32;../../celt;../../include</AdditionalIncludeDirectories>
+ <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
+ </ClCompile>
+ <Link>
+ <SubSystem>Windows</SubSystem>
+ <GenerateDebugInformation>true</GenerateDebugInformation>
+ <EnableCOMDATFolding>true</EnableCOMDATFolding>
+ <OptimizeReferences>true</OptimizeReferences>
+ </Link>
+ <Lib>
+ <OutputFile>$(OutDir)$(TargetName)$(TargetExt)</OutputFile>
+ </Lib>
+ <PreBuildEvent>
+ <Command>"$(ProjectDir)..\..\win32\genversion.bat" "$(ProjectDir)..\..\win32\version.h" OPUS_VERSION</Command>
+ <Message>Generating version.h</Message>
+ </PreBuildEvent>
+ <CustomBuildStep>
+ <Command>
+ </Command>
+ </CustomBuildStep>
+ <CustomBuildStep>
+ <Outputs>
+ </Outputs>
+ </CustomBuildStep>
+ </ItemDefinitionGroup>
+ <ItemGroup>
+ <ClCompile Include="apply_sine_window_FLP.c" />
+ <ClCompile Include="autocorrelation_FLP.c" />
+ <ClCompile Include="burg_modified_FLP.c" />
+ <ClCompile Include="bwexpander_FLP.c" />
+ <ClCompile Include="corrMatrix_FLP.c" />
+ <ClCompile Include="encode_frame_FLP.c" />
+ <ClCompile Include="energy_FLP.c" />
+ <ClCompile Include="find_LPC_FLP.c" />
+ <ClCompile Include="find_LTP_FLP.c" />
+ <ClCompile Include="find_pitch_lags_FLP.c" />
+ <ClCompile Include="find_pred_coefs_FLP.c" />
+ <ClCompile Include="inner_product_FLP.c" />
+ <ClCompile Include="k2a_FLP.c" />
+ <ClCompile Include="levinsondurbin_FLP.c" />
+ <ClCompile Include="LPC_analysis_filter_FLP.c" />
+ <ClCompile Include="LPC_inv_pred_gain_FLP.c" />
+ <ClCompile Include="LTP_analysis_filter_FLP.c" />
+ <ClCompile Include="LTP_scale_ctrl_FLP.c" />
+ <ClCompile Include="noise_shape_analysis_FLP.c" />
+ <ClCompile Include="pitch_analysis_core_FLP.c" />
+ <ClCompile Include="prefilter_FLP.c" />
+ <ClCompile Include="process_gains_FLP.c" />
+ <ClCompile Include="regularize_correlations_FLP.c" />
+ <ClCompile Include="residual_energy_FLP.c" />
+ <ClCompile Include="scale_copy_vector_FLP.c" />
+ <ClCompile Include="scale_vector_FLP.c" />
+ <ClCompile Include="schur_FLP.c" />
+ <ClCompile Include="solve_LS_FLP.c" />
+ <ClCompile Include="sort_FLP.c" />
+ <ClCompile Include="warped_autocorrelation_FLP.c" />
+ <ClCompile Include="wrappers_FLP.c" />
+ </ItemGroup>
+ <ItemGroup>
+ <ClInclude Include="..\..\include\opus_types.h" />
+ <ClInclude Include="..\..\win32\config.h" />
+ <ClInclude Include="main_FLP.h" />
+ <ClInclude Include="SigProc_FLP.h" />
+ <ClInclude Include="structs_FLP.h" />
+ </ItemGroup>
+ <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
+ <ImportGroup Label="ExtensionTargets">
+ </ImportGroup>
+</Project>
\ No newline at end of file
diff --git a/jni/libopus/silk/float/silk_float.vcxproj.filters b/jni/libopus/silk/float/silk_float.vcxproj.filters
new file mode 100644
index 0000000..dbec965
--- /dev/null
+++ b/jni/libopus/silk/float/silk_float.vcxproj.filters
@@ -0,0 +1,129 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+ <ItemGroup>
+ <Filter Include="Source Files">
+ <UniqueIdentifier>{4FC737F1-C7A5-4376-A066-2A32D752A2FF}</UniqueIdentifier>
+ <Extensions>cpp;c;cc;cxx;def;odl;idl;hpj;bat;asm;asmx</Extensions>
+ </Filter>
+ <Filter Include="Header Files">
+ <UniqueIdentifier>{93995380-89BD-4b04-88EB-625FBE52EBFB}</UniqueIdentifier>
+ <Extensions>h;hpp;hxx;hm;inl;inc;xsd</Extensions>
+ </Filter>
+ <Filter Include="Resource Files">
+ <UniqueIdentifier>{67DA6AB6-F800-4c08-8B7A-83BB121AAD01}</UniqueIdentifier>
+ <Extensions>rc;ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe;resx;tiff;tif;png;wav;mfcribbon-ms</Extensions>
+ </Filter>
+ </ItemGroup>
+ <ItemGroup>
+ <ClCompile Include="apply_sine_window_FLP.c">
+ <Filter>Source Files</Filter>
+ </ClCompile>
+ <ClCompile Include="autocorrelation_FLP.c">
+ <Filter>Source Files</Filter>
+ </ClCompile>
+ <ClCompile Include="burg_modified_FLP.c">
+ <Filter>Source Files</Filter>
+ </ClCompile>
+ <ClCompile Include="bwexpander_FLP.c">
+ <Filter>Source Files</Filter>
+ </ClCompile>
+ <ClCompile Include="corrMatrix_FLP.c">
+ <Filter>Source Files</Filter>
+ </ClCompile>
+ <ClCompile Include="encode_frame_FLP.c">
+ <Filter>Source Files</Filter>
+ </ClCompile>
+ <ClCompile Include="energy_FLP.c">
+ <Filter>Source Files</Filter>
+ </ClCompile>
+ <ClCompile Include="find_LPC_FLP.c">
+ <Filter>Source Files</Filter>
+ </ClCompile>
+ <ClCompile Include="find_LTP_FLP.c">
+ <Filter>Source Files</Filter>
+ </ClCompile>
+ <ClCompile Include="find_pitch_lags_FLP.c">
+ <Filter>Source Files</Filter>
+ </ClCompile>
+ <ClCompile Include="find_pred_coefs_FLP.c">
+ <Filter>Source Files</Filter>
+ </ClCompile>
+ <ClCompile Include="inner_product_FLP.c">
+ <Filter>Source Files</Filter>
+ </ClCompile>
+ <ClCompile Include="k2a_FLP.c">
+ <Filter>Source Files</Filter>
+ </ClCompile>
+ <ClCompile Include="levinsondurbin_FLP.c">
+ <Filter>Source Files</Filter>
+ </ClCompile>
+ <ClCompile Include="LPC_analysis_filter_FLP.c">
+ <Filter>Source Files</Filter>
+ </ClCompile>
+ <ClCompile Include="LPC_inv_pred_gain_FLP.c">
+ <Filter>Source Files</Filter>
+ </ClCompile>
+ <ClCompile Include="LTP_analysis_filter_FLP.c">
+ <Filter>Source Files</Filter>
+ </ClCompile>
+ <ClCompile Include="LTP_scale_ctrl_FLP.c">
+ <Filter>Source Files</Filter>
+ </ClCompile>
+ <ClCompile Include="noise_shape_analysis_FLP.c">
+ <Filter>Source Files</Filter>
+ </ClCompile>
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+ <Filter>Source Files</Filter>
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+ <ClCompile Include="prefilter_FLP.c">
+ <Filter>Source Files</Filter>
+ </ClCompile>
+ <ClCompile Include="process_gains_FLP.c">
+ <Filter>Source Files</Filter>
+ </ClCompile>
+ <ClCompile Include="regularize_correlations_FLP.c">
+ <Filter>Source Files</Filter>
+ </ClCompile>
+ <ClCompile Include="residual_energy_FLP.c">
+ <Filter>Source Files</Filter>
+ </ClCompile>
+ <ClCompile Include="scale_copy_vector_FLP.c">
+ <Filter>Source Files</Filter>
+ </ClCompile>
+ <ClCompile Include="scale_vector_FLP.c">
+ <Filter>Source Files</Filter>
+ </ClCompile>
+ <ClCompile Include="schur_FLP.c">
+ <Filter>Source Files</Filter>
+ </ClCompile>
+ <ClCompile Include="solve_LS_FLP.c">
+ <Filter>Source Files</Filter>
+ </ClCompile>
+ <ClCompile Include="sort_FLP.c">
+ <Filter>Source Files</Filter>
+ </ClCompile>
+ <ClCompile Include="warped_autocorrelation_FLP.c">
+ <Filter>Source Files</Filter>
+ </ClCompile>
+ <ClCompile Include="wrappers_FLP.c">
+ <Filter>Source Files</Filter>
+ </ClCompile>
+ </ItemGroup>
+ <ItemGroup>
+ <ClInclude Include="..\..\win32\config.h">
+ <Filter>Header Files</Filter>
+ </ClInclude>
+ <ClInclude Include="main_FLP.h">
+ <Filter>Header Files</Filter>
+ </ClInclude>
+ <ClInclude Include="SigProc_FLP.h">
+ <Filter>Header Files</Filter>
+ </ClInclude>
+ <ClInclude Include="structs_FLP.h">
+ <Filter>Header Files</Filter>
+ </ClInclude>
+ <ClInclude Include="..\..\include\opus_types.h">
+ <Filter>Header Files</Filter>
+ </ClInclude>
+ </ItemGroup>
+</Project>
\ No newline at end of file
diff --git a/jni/libopus/silk/float/solve_LS_FLP.c b/jni/libopus/silk/float/solve_LS_FLP.c
new file mode 100644
index 0000000..a4bb052
--- /dev/null
+++ b/jni/libopus/silk/float/solve_LS_FLP.c
@@ -0,0 +1,207 @@
+/***********************************************************************
+Copyright (c) 2006-2011, Skype Limited. All rights reserved.
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+- Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.
+- Redistributions in binary form must reproduce the above copyright
+notice, this list of conditions and the following disclaimer in the
+documentation and/or other materials provided with the distribution.
+- Neither the name of Internet Society, IETF or IETF Trust, nor the
+names of specific contributors, may be used to endorse or promote
+products derived from this software without specific prior written
+permission.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS”
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+***********************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "main_FLP.h"
+#include "tuning_parameters.h"
+
+/**********************************************************************
+ * LDL Factorisation. Finds the upper triangular matrix L and the diagonal
+ * Matrix D (only the diagonal elements returned in a vector)such that
+ * the symmetric matric A is given by A = L*D*L'.
+ **********************************************************************/
+static inline void silk_LDL_FLP(
+ silk_float *A, /* I/O Pointer to Symetric Square Matrix */
+ opus_int M, /* I Size of Matrix */
+ silk_float *L, /* I/O Pointer to Square Upper triangular Matrix */
+ silk_float *Dinv /* I/O Pointer to vector holding the inverse diagonal elements of D */
+);
+
+/**********************************************************************
+ * Function to solve linear equation Ax = b, when A is a MxM lower
+ * triangular matrix, with ones on the diagonal.
+ **********************************************************************/
+static inline void silk_SolveWithLowerTriangularWdiagOnes_FLP(
+ const silk_float *L, /* I Pointer to Lower Triangular Matrix */
+ opus_int M, /* I Dim of Matrix equation */
+ const silk_float *b, /* I b Vector */
+ silk_float *x /* O x Vector */
+);
+
+/**********************************************************************
+ * Function to solve linear equation (A^T)x = b, when A is a MxM lower
+ * triangular, with ones on the diagonal. (ie then A^T is upper triangular)
+ **********************************************************************/
+static inline void silk_SolveWithUpperTriangularFromLowerWdiagOnes_FLP(
+ const silk_float *L, /* I Pointer to Lower Triangular Matrix */
+ opus_int M, /* I Dim of Matrix equation */
+ const silk_float *b, /* I b Vector */
+ silk_float *x /* O x Vector */
+);
+
+/**********************************************************************
+ * Function to solve linear equation Ax = b, when A is a MxM
+ * symmetric square matrix - using LDL factorisation
+ **********************************************************************/
+void silk_solve_LDL_FLP(
+ silk_float *A, /* I/O Symmetric square matrix, out: reg. */
+ const opus_int M, /* I Size of matrix */
+ const silk_float *b, /* I Pointer to b vector */
+ silk_float *x /* O Pointer to x solution vector */
+)
+{
+ opus_int i;
+ silk_float L[ MAX_MATRIX_SIZE ][ MAX_MATRIX_SIZE ];
+ silk_float T[ MAX_MATRIX_SIZE ];
+ silk_float Dinv[ MAX_MATRIX_SIZE ]; /* inverse diagonal elements of D*/
+
+ silk_assert( M <= MAX_MATRIX_SIZE );
+
+ /***************************************************
+ Factorize A by LDL such that A = L*D*(L^T),
+ where L is lower triangular with ones on diagonal
+ ****************************************************/
+ silk_LDL_FLP( A, M, &L[ 0 ][ 0 ], Dinv );
+
+ /****************************************************
+ * substitute D*(L^T) = T. ie:
+ L*D*(L^T)*x = b => L*T = b <=> T = inv(L)*b
+ ******************************************************/
+ silk_SolveWithLowerTriangularWdiagOnes_FLP( &L[ 0 ][ 0 ], M, b, T );
+
+ /****************************************************
+ D*(L^T)*x = T <=> (L^T)*x = inv(D)*T, because D is
+ diagonal just multiply with 1/d_i
+ ****************************************************/
+ for( i = 0; i < M; i++ ) {
+ T[ i ] = T[ i ] * Dinv[ i ];
+ }
+ /****************************************************
+ x = inv(L') * inv(D) * T
+ *****************************************************/
+ silk_SolveWithUpperTriangularFromLowerWdiagOnes_FLP( &L[ 0 ][ 0 ], M, T, x );
+}
+
+static inline void silk_SolveWithUpperTriangularFromLowerWdiagOnes_FLP(
+ const silk_float *L, /* I Pointer to Lower Triangular Matrix */
+ opus_int M, /* I Dim of Matrix equation */
+ const silk_float *b, /* I b Vector */
+ silk_float *x /* O x Vector */
+)
+{
+ opus_int i, j;
+ silk_float temp;
+ const silk_float *ptr1;
+
+ for( i = M - 1; i >= 0; i-- ) {
+ ptr1 = matrix_adr( L, 0, i, M );
+ temp = 0;
+ for( j = M - 1; j > i ; j-- ) {
+ temp += ptr1[ j * M ] * x[ j ];
+ }
+ temp = b[ i ] - temp;
+ x[ i ] = temp;
+ }
+}
+
+static inline void silk_SolveWithLowerTriangularWdiagOnes_FLP(
+ const silk_float *L, /* I Pointer to Lower Triangular Matrix */
+ opus_int M, /* I Dim of Matrix equation */
+ const silk_float *b, /* I b Vector */
+ silk_float *x /* O x Vector */
+)
+{
+ opus_int i, j;
+ silk_float temp;
+ const silk_float *ptr1;
+
+ for( i = 0; i < M; i++ ) {
+ ptr1 = matrix_adr( L, i, 0, M );
+ temp = 0;
+ for( j = 0; j < i; j++ ) {
+ temp += ptr1[ j ] * x[ j ];
+ }
+ temp = b[ i ] - temp;
+ x[ i ] = temp;
+ }
+}
+
+static inline void silk_LDL_FLP(
+ silk_float *A, /* I/O Pointer to Symetric Square Matrix */
+ opus_int M, /* I Size of Matrix */
+ silk_float *L, /* I/O Pointer to Square Upper triangular Matrix */
+ silk_float *Dinv /* I/O Pointer to vector holding the inverse diagonal elements of D */
+)
+{
+ opus_int i, j, k, loop_count, err = 1;
+ silk_float *ptr1, *ptr2;
+ double temp, diag_min_value;
+ silk_float v[ MAX_MATRIX_SIZE ], D[ MAX_MATRIX_SIZE ]; /* temp arrays*/
+
+ silk_assert( M <= MAX_MATRIX_SIZE );
+
+ diag_min_value = FIND_LTP_COND_FAC * 0.5f * ( A[ 0 ] + A[ M * M - 1 ] );
+ for( loop_count = 0; loop_count < M && err == 1; loop_count++ ) {
+ err = 0;
+ for( j = 0; j < M; j++ ) {
+ ptr1 = matrix_adr( L, j, 0, M );
+ temp = matrix_ptr( A, j, j, M ); /* element in row j column j*/
+ for( i = 0; i < j; i++ ) {
+ v[ i ] = ptr1[ i ] * D[ i ];
+ temp -= ptr1[ i ] * v[ i ];
+ }
+ if( temp < diag_min_value ) {
+ /* Badly conditioned matrix: add white noise and run again */
+ temp = ( loop_count + 1 ) * diag_min_value - temp;
+ for( i = 0; i < M; i++ ) {
+ matrix_ptr( A, i, i, M ) += ( silk_float )temp;
+ }
+ err = 1;
+ break;
+ }
+ D[ j ] = ( silk_float )temp;
+ Dinv[ j ] = ( silk_float )( 1.0f / temp );
+ matrix_ptr( L, j, j, M ) = 1.0f;
+
+ ptr1 = matrix_adr( A, j, 0, M );
+ ptr2 = matrix_adr( L, j + 1, 0, M);
+ for( i = j + 1; i < M; i++ ) {
+ temp = 0.0;
+ for( k = 0; k < j; k++ ) {
+ temp += ptr2[ k ] * v[ k ];
+ }
+ matrix_ptr( L, i, j, M ) = ( silk_float )( ( ptr1[ i ] - temp ) * Dinv[ j ] );
+ ptr2 += M; /* go to next column*/
+ }
+ }
+ }
+ silk_assert( err == 0 );
+}
+
diff --git a/jni/libopus/silk/float/sort_FLP.c b/jni/libopus/silk/float/sort_FLP.c
new file mode 100644
index 0000000..e290c38
--- /dev/null
+++ b/jni/libopus/silk/float/sort_FLP.c
@@ -0,0 +1,83 @@
+/***********************************************************************
+Copyright (c) 2006-2011, Skype Limited. All rights reserved.
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+- Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.
+- Redistributions in binary form must reproduce the above copyright
+notice, this list of conditions and the following disclaimer in the
+documentation and/or other materials provided with the distribution.
+- Neither the name of Internet Society, IETF or IETF Trust, nor the
+names of specific contributors, may be used to endorse or promote
+products derived from this software without specific prior written
+permission.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS”
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+***********************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+/* Insertion sort (fast for already almost sorted arrays): */
+/* Best case: O(n) for an already sorted array */
+/* Worst case: O(n^2) for an inversely sorted array */
+
+#include "typedef.h"
+#include "SigProc_FLP.h"
+
+void silk_insertion_sort_decreasing_FLP(
+ silk_float *a, /* I/O Unsorted / Sorted vector */
+ opus_int *idx, /* O Index vector for the sorted elements */
+ const opus_int L, /* I Vector length */
+ const opus_int K /* I Number of correctly sorted positions */
+)
+{
+ silk_float value;
+ opus_int i, j;
+
+ /* Safety checks */
+ silk_assert( K > 0 );
+ silk_assert( L > 0 );
+ silk_assert( L >= K );
+
+ /* Write start indices in index vector */
+ for( i = 0; i < K; i++ ) {
+ idx[ i ] = i;
+ }
+
+ /* Sort vector elements by value, decreasing order */
+ for( i = 1; i < K; i++ ) {
+ value = a[ i ];
+ for( j = i - 1; ( j >= 0 ) && ( value > a[ j ] ); j-- ) {
+ a[ j + 1 ] = a[ j ]; /* Shift value */
+ idx[ j + 1 ] = idx[ j ]; /* Shift index */
+ }
+ a[ j + 1 ] = value; /* Write value */
+ idx[ j + 1 ] = i; /* Write index */
+ }
+
+ /* If less than L values are asked check the remaining values, */
+ /* but only spend CPU to ensure that the K first values are correct */
+ for( i = K; i < L; i++ ) {
+ value = a[ i ];
+ if( value > a[ K - 1 ] ) {
+ for( j = K - 2; ( j >= 0 ) && ( value > a[ j ] ); j-- ) {
+ a[ j + 1 ] = a[ j ]; /* Shift value */
+ idx[ j + 1 ] = idx[ j ]; /* Shift index */
+ }
+ a[ j + 1 ] = value; /* Write value */
+ idx[ j + 1 ] = i; /* Write index */
+ }
+ }
+}
diff --git a/jni/libopus/silk/float/structs_FLP.h b/jni/libopus/silk/float/structs_FLP.h
new file mode 100644
index 0000000..c71e7bc
--- /dev/null
+++ b/jni/libopus/silk/float/structs_FLP.h
@@ -0,0 +1,131 @@
+/***********************************************************************
+Copyright (c) 2006-2011, Skype Limited. All rights reserved.
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+- Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.
+- Redistributions in binary form must reproduce the above copyright
+notice, this list of conditions and the following disclaimer in the
+documentation and/or other materials provided with the distribution.
+- Neither the name of Internet Society, IETF or IETF Trust, nor the
+names of specific contributors, may be used to endorse or promote
+products derived from this software without specific prior written
+permission.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS”
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+***********************************************************************/
+
+#ifndef SILK_STRUCTS_FLP_H
+#define SILK_STRUCTS_FLP_H
+
+#include "typedef.h"
+#include "main.h"
+#include "structs.h"
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+/********************************/
+/* Noise shaping analysis state */
+/********************************/
+typedef struct {
+ opus_int8 LastGainIndex;
+ silk_float HarmBoost_smth;
+ silk_float HarmShapeGain_smth;
+ silk_float Tilt_smth;
+} silk_shape_state_FLP;
+
+/********************************/
+/* Prefilter state */
+/********************************/
+typedef struct {
+ silk_float sLTP_shp[ LTP_BUF_LENGTH ];
+ silk_float sAR_shp[ MAX_SHAPE_LPC_ORDER + 1 ];
+ opus_int sLTP_shp_buf_idx;
+ silk_float sLF_AR_shp;
+ silk_float sLF_MA_shp;
+ silk_float sHarmHP;
+ opus_int32 rand_seed;
+ opus_int lagPrev;
+} silk_prefilter_state_FLP;
+
+/********************************/
+/* Encoder state FLP */
+/********************************/
+typedef struct {
+ silk_encoder_state sCmn; /* Common struct, shared with fixed-point code */
+ silk_shape_state_FLP sShape; /* Noise shaping state */
+ silk_prefilter_state_FLP sPrefilt; /* Prefilter State */
+
+ /* Buffer for find pitch and noise shape analysis */
+ silk_float x_buf[ 2 * MAX_FRAME_LENGTH + LA_SHAPE_MAX ];/* Buffer for find pitch and noise shape analysis */
+ silk_float LTPCorr; /* Normalized correlation from pitch lag estimator */
+} silk_encoder_state_FLP;
+
+/************************/
+/* Encoder control FLP */
+/************************/
+typedef struct {
+ /* Prediction and coding parameters */
+ silk_float Gains[ MAX_NB_SUBFR ];
+ silk_float PredCoef[ 2 ][ MAX_LPC_ORDER ]; /* holds interpolated and final coefficients */
+ silk_float LTPCoef[LTP_ORDER * MAX_NB_SUBFR];
+ silk_float LTP_scale;
+ opus_int pitchL[ MAX_NB_SUBFR ];
+
+ /* Noise shaping parameters */
+ silk_float AR1[ MAX_NB_SUBFR * MAX_SHAPE_LPC_ORDER ];
+ silk_float AR2[ MAX_NB_SUBFR * MAX_SHAPE_LPC_ORDER ];
+ silk_float LF_MA_shp[ MAX_NB_SUBFR ];
+ silk_float LF_AR_shp[ MAX_NB_SUBFR ];
+ silk_float GainsPre[ MAX_NB_SUBFR ];
+ silk_float HarmBoost[ MAX_NB_SUBFR ];
+ silk_float Tilt[ MAX_NB_SUBFR ];
+ silk_float HarmShapeGain[ MAX_NB_SUBFR ];
+ silk_float Lambda;
+ silk_float input_quality;
+ silk_float coding_quality;
+
+ /* Measures */
+ silk_float sparseness;
+ silk_float predGain;
+ silk_float LTPredCodGain;
+ silk_float ResNrg[ MAX_NB_SUBFR ]; /* Residual energy per subframe */
+
+ /* Parameters for CBR mode */
+ opus_int32 GainsUnq_Q16[ MAX_NB_SUBFR ];
+ opus_int8 lastGainIndexPrev;
+} silk_encoder_control_FLP;
+
+/************************/
+/* Encoder Super Struct */
+/************************/
+typedef struct {
+ silk_encoder_state_FLP state_Fxx[ ENCODER_NUM_CHANNELS ];
+ stereo_enc_state sStereo;
+ opus_int32 nBitsExceeded;
+ opus_int nChannelsAPI;
+ opus_int nChannelsInternal;
+ opus_int nPrevChannelsInternal;
+ opus_int timeSinceSwitchAllowed_ms;
+ opus_int allowBandwidthSwitch;
+ opus_int prev_decode_only_middle;
+} silk_encoder;
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/jni/libopus/silk/float/warped_autocorrelation_FLP.c b/jni/libopus/silk/float/warped_autocorrelation_FLP.c
new file mode 100644
index 0000000..e9ecc2a
--- /dev/null
+++ b/jni/libopus/silk/float/warped_autocorrelation_FLP.c
@@ -0,0 +1,73 @@
+/***********************************************************************
+Copyright (c) 2006-2011, Skype Limited. All rights reserved.
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+- Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.
+- Redistributions in binary form must reproduce the above copyright
+notice, this list of conditions and the following disclaimer in the
+documentation and/or other materials provided with the distribution.
+- Neither the name of Internet Society, IETF or IETF Trust, nor the
+names of specific contributors, may be used to endorse or promote
+products derived from this software without specific prior written
+permission.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS”
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+***********************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "main_FLP.h"
+
+/* Autocorrelations for a warped frequency axis */
+void silk_warped_autocorrelation_FLP(
+ silk_float *corr, /* O Result [order + 1] */
+ const silk_float *input, /* I Input data to correlate */
+ const silk_float warping, /* I Warping coefficient */
+ const opus_int length, /* I Length of input */
+ const opus_int order /* I Correlation order (even) */
+)
+{
+ opus_int n, i;
+ double tmp1, tmp2;
+ double state[ MAX_SHAPE_LPC_ORDER + 1 ] = { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 };
+ double C[ MAX_SHAPE_LPC_ORDER + 1 ] = { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 };
+
+ /* Order must be even */
+ silk_assert( ( order & 1 ) == 0 );
+
+ /* Loop over samples */
+ for( n = 0; n < length; n++ ) {
+ tmp1 = input[ n ];
+ /* Loop over allpass sections */
+ for( i = 0; i < order; i += 2 ) {
+ /* Output of allpass section */
+ tmp2 = state[ i ] + warping * ( state[ i + 1 ] - tmp1 );
+ state[ i ] = tmp1;
+ C[ i ] += state[ 0 ] * tmp1;
+ /* Output of allpass section */
+ tmp1 = state[ i + 1 ] + warping * ( state[ i + 2 ] - tmp2 );
+ state[ i + 1 ] = tmp2;
+ C[ i + 1 ] += state[ 0 ] * tmp2;
+ }
+ state[ order ] = tmp1;
+ C[ order ] += state[ 0 ] * tmp1;
+ }
+
+ /* Copy correlations in silk_float output format */
+ for( i = 0; i < order + 1; i++ ) {
+ corr[ i ] = ( silk_float )C[ i ];
+ }
+}
diff --git a/jni/libopus/silk/float/wrappers_FLP.c b/jni/libopus/silk/float/wrappers_FLP.c
new file mode 100644
index 0000000..4259e90
--- /dev/null
+++ b/jni/libopus/silk/float/wrappers_FLP.c
@@ -0,0 +1,200 @@
+/***********************************************************************
+Copyright (c) 2006-2011, Skype Limited. All rights reserved.
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+- Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.
+- Redistributions in binary form must reproduce the above copyright
+notice, this list of conditions and the following disclaimer in the
+documentation and/or other materials provided with the distribution.
+- Neither the name of Internet Society, IETF or IETF Trust, nor the
+names of specific contributors, may be used to endorse or promote
+products derived from this software without specific prior written
+permission.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS”
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+***********************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "main_FLP.h"
+
+/* Wrappers. Calls flp / fix code */
+
+/* Convert AR filter coefficients to NLSF parameters */
+void silk_A2NLSF_FLP(
+ opus_int16 *NLSF_Q15, /* O NLSF vector [ LPC_order ] */
+ const silk_float *pAR, /* I LPC coefficients [ LPC_order ] */
+ const opus_int LPC_order /* I LPC order */
+)
+{
+ opus_int i;
+ opus_int32 a_fix_Q16[ MAX_LPC_ORDER ];
+
+ for( i = 0; i < LPC_order; i++ ) {
+ a_fix_Q16[ i ] = silk_float2int( pAR[ i ] * 65536.0f );
+ }
+
+ silk_A2NLSF( NLSF_Q15, a_fix_Q16, LPC_order );
+}
+
+/* Convert LSF parameters to AR prediction filter coefficients */
+void silk_NLSF2A_FLP(
+ silk_float *pAR, /* O LPC coefficients [ LPC_order ] */
+ const opus_int16 *NLSF_Q15, /* I NLSF vector [ LPC_order ] */
+ const opus_int LPC_order /* I LPC order */
+)
+{
+ opus_int i;
+ opus_int16 a_fix_Q12[ MAX_LPC_ORDER ];
+
+ silk_NLSF2A( a_fix_Q12, NLSF_Q15, LPC_order );
+
+ for( i = 0; i < LPC_order; i++ ) {
+ pAR[ i ] = ( silk_float )a_fix_Q12[ i ] * ( 1.0f / 4096.0f );
+ }
+}
+
+/******************************************/
+/* Floating-point NLSF processing wrapper */
+/******************************************/
+void silk_process_NLSFs_FLP(
+ silk_encoder_state *psEncC, /* I/O Encoder state */
+ silk_float PredCoef[ 2 ][ MAX_LPC_ORDER ], /* O Prediction coefficients */
+ opus_int16 NLSF_Q15[ MAX_LPC_ORDER ], /* I/O Normalized LSFs (quant out) (0 - (2^15-1)) */
+ const opus_int16 prev_NLSF_Q15[ MAX_LPC_ORDER ] /* I Previous Normalized LSFs (0 - (2^15-1)) */
+)
+{
+ opus_int i, j;
+ opus_int16 PredCoef_Q12[ 2 ][ MAX_LPC_ORDER ];
+
+ silk_process_NLSFs( psEncC, PredCoef_Q12, NLSF_Q15, prev_NLSF_Q15);
+
+ for( j = 0; j < 2; j++ ) {
+ for( i = 0; i < psEncC->predictLPCOrder; i++ ) {
+ PredCoef[ j ][ i ] = ( silk_float )PredCoef_Q12[ j ][ i ] * ( 1.0f / 4096.0f );
+ }
+ }
+}
+
+/****************************************/
+/* Floating-point Silk NSQ wrapper */
+/****************************************/
+void silk_NSQ_wrapper_FLP(
+ silk_encoder_state_FLP *psEnc, /* I/O Encoder state FLP */
+ silk_encoder_control_FLP *psEncCtrl, /* I/O Encoder control FLP */
+ SideInfoIndices *psIndices, /* I/O Quantization indices */
+ silk_nsq_state *psNSQ, /* I/O Noise Shaping Quantzation state */
+ opus_int8 pulses[], /* O Quantized pulse signal */
+ const silk_float x[] /* I Prefiltered input signal */
+)
+{
+ opus_int i, j;
+ opus_int32 x_Q3[ MAX_FRAME_LENGTH ];
+ opus_int32 Gains_Q16[ MAX_NB_SUBFR ];
+ silk_DWORD_ALIGN opus_int16 PredCoef_Q12[ 2 ][ MAX_LPC_ORDER ];
+ opus_int16 LTPCoef_Q14[ LTP_ORDER * MAX_NB_SUBFR ];
+ opus_int LTP_scale_Q14;
+
+ /* Noise shaping parameters */
+ opus_int16 AR2_Q13[ MAX_NB_SUBFR * MAX_SHAPE_LPC_ORDER ];
+ opus_int32 LF_shp_Q14[ MAX_NB_SUBFR ]; /* Packs two int16 coefficients per int32 value */
+ opus_int Lambda_Q10;
+ opus_int Tilt_Q14[ MAX_NB_SUBFR ];
+ opus_int HarmShapeGain_Q14[ MAX_NB_SUBFR ];
+
+ /* Convert control struct to fix control struct */
+ /* Noise shape parameters */
+ for( i = 0; i < psEnc->sCmn.nb_subfr; i++ ) {
+ for( j = 0; j < psEnc->sCmn.shapingLPCOrder; j++ ) {
+ AR2_Q13[ i * MAX_SHAPE_LPC_ORDER + j ] = silk_float2int( psEncCtrl->AR2[ i * MAX_SHAPE_LPC_ORDER + j ] * 8192.0f );
+ }
+ }
+
+ for( i = 0; i < psEnc->sCmn.nb_subfr; i++ ) {
+ LF_shp_Q14[ i ] = silk_LSHIFT32( silk_float2int( psEncCtrl->LF_AR_shp[ i ] * 16384.0f ), 16 ) |
+ (opus_uint16)silk_float2int( psEncCtrl->LF_MA_shp[ i ] * 16384.0f );
+ Tilt_Q14[ i ] = (opus_int)silk_float2int( psEncCtrl->Tilt[ i ] * 16384.0f );
+ HarmShapeGain_Q14[ i ] = (opus_int)silk_float2int( psEncCtrl->HarmShapeGain[ i ] * 16384.0f );
+ }
+ Lambda_Q10 = ( opus_int )silk_float2int( psEncCtrl->Lambda * 1024.0f );
+
+ /* prediction and coding parameters */
+ for( i = 0; i < psEnc->sCmn.nb_subfr * LTP_ORDER; i++ ) {
+ LTPCoef_Q14[ i ] = (opus_int16)silk_float2int( psEncCtrl->LTPCoef[ i ] * 16384.0f );
+ }
+
+ for( j = 0; j < 2; j++ ) {
+ for( i = 0; i < psEnc->sCmn.predictLPCOrder; i++ ) {
+ PredCoef_Q12[ j ][ i ] = (opus_int16)silk_float2int( psEncCtrl->PredCoef[ j ][ i ] * 4096.0f );
+ }
+ }
+
+ for( i = 0; i < psEnc->sCmn.nb_subfr; i++ ) {
+ Gains_Q16[ i ] = silk_float2int( psEncCtrl->Gains[ i ] * 65536.0f );
+ silk_assert( Gains_Q16[ i ] > 0 );
+ }
+
+ if( psIndices->signalType == TYPE_VOICED ) {
+ LTP_scale_Q14 = silk_LTPScales_table_Q14[ psIndices->LTP_scaleIndex ];
+ } else {
+ LTP_scale_Q14 = 0;
+ }
+
+ /* Convert input to fix */
+ for( i = 0; i < psEnc->sCmn.frame_length; i++ ) {
+ x_Q3[ i ] = silk_float2int( 8.0f * x[ i ] );
+ }
+
+ /* Call NSQ */
+ if( psEnc->sCmn.nStatesDelayedDecision > 1 || psEnc->sCmn.warping_Q16 > 0 ) {
+ silk_NSQ_del_dec( &psEnc->sCmn, psNSQ, psIndices, x_Q3, pulses, PredCoef_Q12[ 0 ], LTPCoef_Q14,
+ AR2_Q13, HarmShapeGain_Q14, Tilt_Q14, LF_shp_Q14, Gains_Q16, psEncCtrl->pitchL, Lambda_Q10, LTP_scale_Q14 );
+ } else {
+ silk_NSQ( &psEnc->sCmn, psNSQ, psIndices, x_Q3, pulses, PredCoef_Q12[ 0 ], LTPCoef_Q14,
+ AR2_Q13, HarmShapeGain_Q14, Tilt_Q14, LF_shp_Q14, Gains_Q16, psEncCtrl->pitchL, Lambda_Q10, LTP_scale_Q14 );
+ }
+}
+
+/***********************************************/
+/* Floating-point Silk LTP quantiation wrapper */
+/***********************************************/
+void silk_quant_LTP_gains_FLP(
+ silk_float B[ MAX_NB_SUBFR * LTP_ORDER ], /* I/O (Un-)quantized LTP gains */
+ opus_int8 cbk_index[ MAX_NB_SUBFR ], /* O Codebook index */
+ opus_int8 *periodicity_index, /* O Periodicity index */
+ const silk_float W[ MAX_NB_SUBFR * LTP_ORDER * LTP_ORDER ], /* I Error weights */
+ const opus_int mu_Q10, /* I Mu value (R/D tradeoff) */
+ const opus_int lowComplexity, /* I Flag for low complexity */
+ const opus_int nb_subfr /* I number of subframes */
+)
+{
+ opus_int i;
+ opus_int16 B_Q14[ MAX_NB_SUBFR * LTP_ORDER ];
+ opus_int32 W_Q18[ MAX_NB_SUBFR*LTP_ORDER*LTP_ORDER ];
+
+ for( i = 0; i < nb_subfr * LTP_ORDER; i++ ) {
+ B_Q14[ i ] = (opus_int16)silk_float2int( B[ i ] * 16384.0f );
+ }
+ for( i = 0; i < nb_subfr * LTP_ORDER * LTP_ORDER; i++ ) {
+ W_Q18[ i ] = (opus_int32)silk_float2int( W[ i ] * 262144.0f );
+ }
+
+ silk_quant_LTP_gains( B_Q14, cbk_index, periodicity_index, W_Q18, mu_Q10, lowComplexity, nb_subfr );
+
+ for( i = 0; i < nb_subfr * LTP_ORDER; i++ ) {
+ B[ i ] = (silk_float)B_Q14[ i ] * ( 1.0f / 16384.0f );
+ }
+}