* #29632: Added libsndfile dep
jni: updated sflphone
diff --git a/jni/libsndfile-1.0.25/src/GSM610/code.c b/jni/libsndfile-1.0.25/src/GSM610/code.c
new file mode 100644
index 0000000..78cb853
--- /dev/null
+++ b/jni/libsndfile-1.0.25/src/GSM610/code.c
@@ -0,0 +1,87 @@
+/*
+ * Copyright 1992 by Jutta Degener and Carsten Bormann, Technische
+ * Universitaet Berlin. See the accompanying file "COPYRIGHT" for
+ * details. THERE IS ABSOLUTELY NO WARRANTY FOR THIS SOFTWARE.
+ */
+
+
+#include <stdlib.h>
+#include <string.h>
+
+#include "gsm610_priv.h"
+
+/*
+ * 4.2 FIXED POINT IMPLEMENTATION OF THE RPE-LTP CODER
+ */
+
+void Gsm_Coder (
+
+ struct gsm_state * State,
+
+ word * s, /* [0..159] samples IN */
+
+/*
+ * The RPE-LTD coder works on a frame by frame basis. The length of
+ * the frame is equal to 160 samples. Some computations are done
+ * once per frame to produce at the output of the coder the
+ * LARc[1..8] parameters which are the coded LAR coefficients and
+ * also to realize the inverse filtering operation for the entire
+ * frame (160 samples of signal d[0..159]). These parts produce at
+ * the output of the coder:
+ */
+
+ word * LARc, /* [0..7] LAR coefficients OUT */
+
+/*
+ * Procedure 4.2.11 to 4.2.18 are to be executed four times per
+ * frame. That means once for each sub-segment RPE-LTP analysis of
+ * 40 samples. These parts produce at the output of the coder:
+ */
+
+ word * Nc, /* [0..3] LTP lag OUT */
+ word * bc, /* [0..3] coded LTP gain OUT */
+ word * Mc, /* [0..3] RPE grid selection OUT */
+ word * xmaxc,/* [0..3] Coded maximum amplitude OUT */
+ word * xMc /* [13*4] normalized RPE samples OUT */
+)
+{
+ int k;
+ word * dp = State->dp0 + 120; /* [ -120...-1 ] */
+ word * dpp = dp; /* [ 0...39 ] */
+
+ word so[160];
+
+ Gsm_Preprocess (State, s, so);
+ Gsm_LPC_Analysis (State, so, LARc);
+ Gsm_Short_Term_Analysis_Filter (State, LARc, so);
+
+ for (k = 0; k <= 3; k++, xMc += 13) {
+
+ Gsm_Long_Term_Predictor ( State,
+ so+k*40, /* d [0..39] IN */
+ dp, /* dp [-120..-1] IN */
+ State->e + 5, /* e [0..39] OUT */
+ dpp, /* dpp [0..39] OUT */
+ Nc++,
+ bc++);
+
+ Gsm_RPE_Encoding ( /*-S,-*/
+ State->e + 5, /* e ][0..39][ IN/OUT */
+ xmaxc++, Mc++, xMc );
+ /*
+ * Gsm_Update_of_reconstructed_short_time_residual_signal
+ * ( dpp, State->e + 5, dp );
+ */
+
+ { register int i;
+ for (i = 0; i <= 39; i++)
+ dp[ i ] = GSM_ADD( State->e[5 + i], dpp[i] );
+ }
+ dp += 40;
+ dpp += 40;
+
+ }
+ (void)memcpy( (char *)State->dp0, (char *)(State->dp0 + 160),
+ 120 * sizeof(*State->dp0) );
+}
+