Alexandre Lision | 7c6f4a6 | 2013-09-05 13:27:01 -0400 | [diff] [blame] | 1 | /* |
| 2 | ** Copyright (C) 1999-2011 Erik de Castro Lopo <erikd@mega-nerd.com> |
| 3 | ** |
| 4 | ** This program is free software; you can redistribute it and/or modify |
| 5 | ** it under the terms of the GNU Lesser General Public License as published by |
| 6 | ** the Free Software Foundation; either version 2.1 of the License, or |
| 7 | ** (at your option) any later version. |
| 8 | ** |
| 9 | ** This program is distributed in the hope that it will be useful, |
| 10 | ** but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | ** GNU Lesser General Public License for more details. |
| 13 | ** |
| 14 | ** You should have received a copy of the GNU Lesser General Public License |
| 15 | ** along with this program; if not, write to the Free Software |
| 16 | ** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| 17 | */ |
| 18 | |
| 19 | #include "sfconfig.h" |
| 20 | |
| 21 | #include <stdlib.h> |
| 22 | #include <string.h> |
| 23 | #include <ctype.h> |
| 24 | #include <assert.h> |
| 25 | |
| 26 | #include "sndfile.h" |
| 27 | #include "sfendian.h" |
| 28 | #include "common.h" |
| 29 | |
| 30 | #define SNDFILE_MAGICK 0x1234C0DE |
| 31 | |
| 32 | #ifdef __APPLE__ |
| 33 | /* |
| 34 | ** Detect if a compile for a universal binary is being attempted and barf if it is. |
| 35 | ** See the URL below for the rationale. |
| 36 | */ |
| 37 | #ifdef __BIG_ENDIAN__ |
| 38 | #if (CPU_IS_LITTLE_ENDIAN == 1) |
| 39 | #error "Universal binary compile detected. See http://www.mega-nerd.com/libsndfile/FAQ.html#Q018" |
| 40 | #endif |
| 41 | #endif |
| 42 | |
| 43 | #ifdef __LITTLE_ENDIAN__ |
| 44 | #if (CPU_IS_BIG_ENDIAN == 1) |
| 45 | #error "Universal binary compile detected. See http://www.mega-nerd.com/libsndfile/FAQ.html#Q018" |
| 46 | #endif |
| 47 | #endif |
| 48 | #endif |
| 49 | |
| 50 | |
| 51 | typedef struct |
| 52 | { int error ; |
| 53 | const char *str ; |
| 54 | } ErrorStruct ; |
| 55 | |
| 56 | static |
| 57 | ErrorStruct SndfileErrors [] = |
| 58 | { |
| 59 | /* Public error values and their associated strings. */ |
| 60 | { SF_ERR_NO_ERROR , "No Error." }, |
| 61 | { SF_ERR_UNRECOGNISED_FORMAT , "Format not recognised." }, |
| 62 | { SF_ERR_SYSTEM , "System error." /* Often replaced. */ }, |
| 63 | { SF_ERR_MALFORMED_FILE , "Supported file format but file is malformed." }, |
| 64 | { SF_ERR_UNSUPPORTED_ENCODING , "Supported file format but unsupported encoding." }, |
| 65 | |
| 66 | /* Private error values and their associated strings. */ |
| 67 | { SFE_ZERO_MAJOR_FORMAT , "Error : major format is 0." }, |
| 68 | { SFE_ZERO_MINOR_FORMAT , "Error : minor format is 0." }, |
| 69 | { SFE_BAD_FILE , "File does not exist or is not a regular file (possibly a pipe?)." }, |
| 70 | { SFE_BAD_FILE_READ , "File exists but no data could be read." }, |
| 71 | { SFE_OPEN_FAILED , "Could not open file." }, |
| 72 | { SFE_BAD_SNDFILE_PTR , "Not a valid SNDFILE* pointer." }, |
| 73 | { SFE_BAD_SF_INFO_PTR , "NULL SF_INFO pointer passed to libsndfile." }, |
| 74 | { SFE_BAD_SF_INCOMPLETE , "SF_PRIVATE struct incomplete and end of header parsing." }, |
| 75 | { SFE_BAD_FILE_PTR , "Bad FILE pointer." }, |
| 76 | { SFE_BAD_INT_PTR , "Internal error, Bad pointer." }, |
| 77 | { SFE_BAD_STAT_SIZE , "Error : software was misconfigured at compile time (sizeof statbuf.st_size)." }, |
| 78 | |
| 79 | { SFE_MALLOC_FAILED , "Internal malloc () failed." }, |
| 80 | { SFE_UNIMPLEMENTED , "File contains data in an unimplemented format." }, |
| 81 | { SFE_BAD_READ_ALIGN , "Attempt to read a non-integer number of channels." }, |
| 82 | { SFE_BAD_WRITE_ALIGN , "Attempt to write a non-integer number of channels." }, |
| 83 | { SFE_UNKNOWN_FORMAT , "File contains data in an unknown format." }, |
| 84 | { SFE_NOT_READMODE , "Read attempted on file currently open for write." }, |
| 85 | { SFE_NOT_WRITEMODE , "Write attempted on file currently open for read." }, |
| 86 | { SFE_BAD_MODE_RW , "Error : This file format does not support read/write mode." }, |
| 87 | { SFE_BAD_SF_INFO , "Internal error : SF_INFO struct incomplete." }, |
| 88 | { SFE_BAD_OFFSET , "Error : supplied offset beyond end of file." }, |
| 89 | { SFE_NO_EMBED_SUPPORT , "Error : embedding not supported for this file format." }, |
| 90 | { SFE_NO_EMBEDDED_RDWR , "Error : cannot open embedded file read/write." }, |
| 91 | { SFE_NO_PIPE_WRITE , "Error : this file format does not support pipe write." }, |
| 92 | { SFE_BAD_VIRTUAL_IO , "Error : bad pointer on SF_VIRTUAL_IO struct." }, |
| 93 | { SFE_BAD_BROADCAST_INFO_SIZE |
| 94 | , "Error : bad size in SF_BROADCAST_INFO struct." }, |
| 95 | { SFE_BAD_BROADCAST_INFO_TOO_BIG |
| 96 | , "Error : SF_BROADCAST_INFO struct too large." }, |
| 97 | |
| 98 | { SFE_INTERLEAVE_MODE , "Attempt to write to file with non-interleaved data." }, |
| 99 | { SFE_INTERLEAVE_SEEK , "Bad karma in seek during interleave read operation." }, |
| 100 | { SFE_INTERLEAVE_READ , "Bad karma in read during interleave read operation." }, |
| 101 | |
| 102 | { SFE_INTERNAL , "Unspecified internal error." }, |
| 103 | { SFE_BAD_COMMAND_PARAM , "Bad parameter passed to function sf_command." }, |
| 104 | { SFE_BAD_ENDIAN , "Bad endian-ness. Try default endian-ness" }, |
| 105 | { SFE_CHANNEL_COUNT_ZERO , "Channel count is zero." }, |
| 106 | { SFE_CHANNEL_COUNT , "Too many channels specified." }, |
| 107 | |
| 108 | { SFE_BAD_SEEK , "Internal psf_fseek() failed." }, |
| 109 | { SFE_NOT_SEEKABLE , "Seek attempted on unseekable file type." }, |
| 110 | { SFE_AMBIGUOUS_SEEK , "Error : combination of file open mode and seek command is ambiguous." }, |
| 111 | { SFE_WRONG_SEEK , "Error : invalid seek parameters." }, |
| 112 | { SFE_SEEK_FAILED , "Error : parameters OK, but psf_seek() failed." }, |
| 113 | |
| 114 | { SFE_BAD_OPEN_MODE , "Error : bad mode parameter for file open." }, |
| 115 | { SFE_OPEN_PIPE_RDWR , "Error : attempt to open a pipe in read/write mode." }, |
| 116 | { SFE_RDWR_POSITION , "Error on RDWR position (cryptic)." }, |
| 117 | { SFE_RDWR_BAD_HEADER , "Error : Cannot open file in read/write mode due to string data in header." }, |
| 118 | { SFE_CMD_HAS_DATA , "Error : Command fails because file already has audio data." }, |
| 119 | |
| 120 | { SFE_STR_NO_SUPPORT , "Error : File type does not support string data." }, |
| 121 | { SFE_STR_NOT_WRITE , "Error : Trying to set a string when file is not in write mode." }, |
| 122 | { SFE_STR_MAX_DATA , "Error : Maximum string data storage reached." }, |
| 123 | { SFE_STR_MAX_COUNT , "Error : Maximum string data count reached." }, |
| 124 | { SFE_STR_BAD_TYPE , "Error : Bad string data type." }, |
| 125 | { SFE_STR_NO_ADD_END , "Error : file type does not support strings added at end of file." }, |
| 126 | { SFE_STR_BAD_STRING , "Error : bad string." }, |
| 127 | { SFE_STR_WEIRD , "Error : Weird string error." }, |
| 128 | |
| 129 | { SFE_WAV_NO_RIFF , "Error in WAV file. No 'RIFF' chunk marker." }, |
| 130 | { SFE_WAV_NO_WAVE , "Error in WAV file. No 'WAVE' chunk marker." }, |
| 131 | { SFE_WAV_NO_FMT , "Error in WAV/W64/RF64 file. No 'fmt ' chunk marker." }, |
| 132 | { SFE_WAV_BAD_FMT , "Error in WAV/W64/RF64 file. Malformed 'fmt ' chunk." }, |
| 133 | { SFE_WAV_FMT_SHORT , "Error in WAV/W64/RF64 file. Short 'fmt ' chunk." }, |
| 134 | |
| 135 | { SFE_WAV_BAD_FACT , "Error in WAV file. 'fact' chunk out of place." }, |
| 136 | { SFE_WAV_BAD_PEAK , "Error in WAV file. Bad 'PEAK' chunk." }, |
| 137 | { SFE_WAV_PEAK_B4_FMT , "Error in WAV file. 'PEAK' chunk found before 'fmt ' chunk." }, |
| 138 | |
| 139 | { SFE_WAV_BAD_FORMAT , "Error in WAV file. Errors in 'fmt ' chunk." }, |
| 140 | { SFE_WAV_BAD_BLOCKALIGN , "Error in WAV file. Block alignment in 'fmt ' chunk is incorrect." }, |
| 141 | { SFE_WAV_NO_DATA , "Error in WAV file. No 'data' chunk marker." }, |
| 142 | { SFE_WAV_BAD_LIST , "Error in WAV file. Malformed LIST chunk." }, |
| 143 | { SFE_WAV_UNKNOWN_CHUNK , "Error in WAV file. File contains an unknown chunk marker." }, |
| 144 | { SFE_WAV_WVPK_DATA , "Error in WAV file. Data is in WAVPACK format." }, |
| 145 | |
| 146 | { SFE_WAV_ADPCM_NOT4BIT , "Error in ADPCM WAV file. Invalid bit width." }, |
| 147 | { SFE_WAV_ADPCM_CHANNELS , "Error in ADPCM WAV file. Invalid number of channels." }, |
| 148 | { SFE_WAV_GSM610_FORMAT , "Error in GSM610 WAV file. Invalid format chunk." }, |
| 149 | |
| 150 | { SFE_AIFF_NO_FORM , "Error in AIFF file, bad 'FORM' marker." }, |
| 151 | { SFE_AIFF_AIFF_NO_FORM , "Error in AIFF file, 'AIFF' marker without 'FORM'." }, |
| 152 | { SFE_AIFF_COMM_NO_FORM , "Error in AIFF file, 'COMM' marker without 'FORM'." }, |
| 153 | { SFE_AIFF_SSND_NO_COMM , "Error in AIFF file, 'SSND' marker without 'COMM'." }, |
| 154 | { SFE_AIFF_UNKNOWN_CHUNK , "Error in AIFF file, unknown chunk." }, |
| 155 | { SFE_AIFF_COMM_CHUNK_SIZE, "Error in AIFF file, bad 'COMM' chunk size." }, |
| 156 | { SFE_AIFF_BAD_COMM_CHUNK , "Error in AIFF file, bad 'COMM' chunk." }, |
| 157 | { SFE_AIFF_PEAK_B4_COMM , "Error in AIFF file. 'PEAK' chunk found before 'COMM' chunk." }, |
| 158 | { SFE_AIFF_BAD_PEAK , "Error in AIFF file. Bad 'PEAK' chunk." }, |
| 159 | { SFE_AIFF_NO_SSND , "Error in AIFF file, bad 'SSND' chunk." }, |
| 160 | { SFE_AIFF_NO_DATA , "Error in AIFF file, no sound data." }, |
| 161 | { SFE_AIFF_RW_SSND_NOT_LAST, "Error in AIFF file, RDWR only possible if SSND chunk at end of file." }, |
| 162 | |
| 163 | { SFE_AU_UNKNOWN_FORMAT , "Error in AU file, unknown format." }, |
| 164 | { SFE_AU_NO_DOTSND , "Error in AU file, missing '.snd' or 'dns.' marker." }, |
| 165 | { SFE_AU_EMBED_BAD_LEN , "Embedded AU file with unknown length." }, |
| 166 | |
| 167 | { SFE_RAW_READ_BAD_SPEC , "Error while opening RAW file for read. Must specify format and channels.\n" |
| 168 | "Possibly trying to open unsupported format." |
| 169 | }, |
| 170 | { SFE_RAW_BAD_BITWIDTH , "Error. RAW file bitwidth must be a multiple of 8." }, |
| 171 | { SFE_RAW_BAD_FORMAT , "Error. Bad format field in SF_INFO struct when openning a RAW file for read." }, |
| 172 | |
| 173 | { SFE_PAF_NO_MARKER , "Error in PAF file, no marker." }, |
| 174 | { SFE_PAF_VERSION , "Error in PAF file, bad version." }, |
| 175 | { SFE_PAF_UNKNOWN_FORMAT , "Error in PAF file, unknown format." }, |
| 176 | { SFE_PAF_SHORT_HEADER , "Error in PAF file. File shorter than minimal header." }, |
| 177 | { SFE_PAF_BAD_CHANNELS , "Error in PAF file. Bad channel count." }, |
| 178 | |
| 179 | { SFE_SVX_NO_FORM , "Error in 8SVX / 16SV file, no 'FORM' marker." }, |
| 180 | { SFE_SVX_NO_BODY , "Error in 8SVX / 16SV file, no 'BODY' marker." }, |
| 181 | { SFE_SVX_NO_DATA , "Error in 8SVX / 16SV file, no sound data." }, |
| 182 | { SFE_SVX_BAD_COMP , "Error in 8SVX / 16SV file, unsupported compression format." }, |
| 183 | { SFE_SVX_BAD_NAME_LENGTH , "Error in 8SVX / 16SV file, NAME chunk too long." }, |
| 184 | |
| 185 | { SFE_NIST_BAD_HEADER , "Error in NIST file, bad header." }, |
| 186 | { SFE_NIST_CRLF_CONVERISON, "Error : NIST file damaged by Windows CR -> CRLF conversion process." }, |
| 187 | { SFE_NIST_BAD_ENCODING , "Error in NIST file, unsupported compression format." }, |
| 188 | |
| 189 | { SFE_VOC_NO_CREATIVE , "Error in VOC file, no 'Creative Voice File' marker." }, |
| 190 | { SFE_VOC_BAD_FORMAT , "Error in VOC file, bad format." }, |
| 191 | { SFE_VOC_BAD_VERSION , "Error in VOC file, bad version number." }, |
| 192 | { SFE_VOC_BAD_MARKER , "Error in VOC file, bad marker in file." }, |
| 193 | { SFE_VOC_BAD_SECTIONS , "Error in VOC file, incompatible VOC sections." }, |
| 194 | { SFE_VOC_MULTI_SAMPLERATE, "Error in VOC file, more than one sample rate defined." }, |
| 195 | { SFE_VOC_MULTI_SECTION , "Unimplemented VOC file feature, file contains multiple sound sections." }, |
| 196 | { SFE_VOC_MULTI_PARAM , "Error in VOC file, file contains multiple bit or channel widths." }, |
| 197 | { SFE_VOC_SECTION_COUNT , "Error in VOC file, too many sections." }, |
| 198 | { SFE_VOC_NO_PIPE , "Error : not able to operate on VOC files over a pipe." }, |
| 199 | |
| 200 | { SFE_IRCAM_NO_MARKER , "Error in IRCAM file, bad IRCAM marker." }, |
| 201 | { SFE_IRCAM_BAD_CHANNELS , "Error in IRCAM file, bad channel count." }, |
| 202 | { SFE_IRCAM_UNKNOWN_FORMAT, "Error in IRCAM file, unknow encoding format." }, |
| 203 | |
| 204 | { SFE_W64_64_BIT , "Error in W64 file, file contains 64 bit offset." }, |
| 205 | { SFE_W64_NO_RIFF , "Error in W64 file. No 'riff' chunk marker." }, |
| 206 | { SFE_W64_NO_WAVE , "Error in W64 file. No 'wave' chunk marker." }, |
| 207 | { SFE_W64_NO_DATA , "Error in W64 file. No 'data' chunk marker." }, |
| 208 | { SFE_W64_ADPCM_NOT4BIT , "Error in ADPCM W64 file. Invalid bit width." }, |
| 209 | { SFE_W64_ADPCM_CHANNELS , "Error in ADPCM W64 file. Invalid number of channels." }, |
| 210 | { SFE_W64_GSM610_FORMAT , "Error in GSM610 W64 file. Invalid format chunk." }, |
| 211 | |
| 212 | { SFE_MAT4_BAD_NAME , "Error in MAT4 file. No variable name." }, |
| 213 | { SFE_MAT4_NO_SAMPLERATE , "Error in MAT4 file. No sample rate." }, |
| 214 | |
| 215 | { SFE_MAT5_BAD_ENDIAN , "Error in MAT5 file. Not able to determine endian-ness." }, |
| 216 | { SFE_MAT5_NO_BLOCK , "Error in MAT5 file. Bad block structure." }, |
| 217 | { SFE_MAT5_SAMPLE_RATE , "Error in MAT5 file. Not able to determine sample rate." }, |
| 218 | |
| 219 | { SFE_PVF_NO_PVF1 , "Error in PVF file. No PVF1 marker." }, |
| 220 | { SFE_PVF_BAD_HEADER , "Error in PVF file. Bad header." }, |
| 221 | { SFE_PVF_BAD_BITWIDTH , "Error in PVF file. Bad bit width." }, |
| 222 | |
| 223 | { SFE_XI_BAD_HEADER , "Error in XI file. Bad header." }, |
| 224 | { SFE_XI_EXCESS_SAMPLES , "Error in XI file. Excess samples in file." }, |
| 225 | { SFE_XI_NO_PIPE , "Error : not able to operate on XI files over a pipe." }, |
| 226 | |
| 227 | { SFE_HTK_NO_PIPE , "Error : not able to operate on HTK files over a pipe." }, |
| 228 | |
| 229 | { SFE_SDS_NOT_SDS , "Error : not an SDS file." }, |
| 230 | { SFE_SDS_BAD_BIT_WIDTH , "Error : bad bit width for SDS file." }, |
| 231 | |
| 232 | { SFE_SD2_FD_DISALLOWED , "Error : cannot open SD2 file without a file name." }, |
| 233 | { SFE_SD2_BAD_DATA_OFFSET , "Error : bad data offset." }, |
| 234 | { SFE_SD2_BAD_MAP_OFFSET , "Error : bad map offset." }, |
| 235 | { SFE_SD2_BAD_DATA_LENGTH , "Error : bad data length." }, |
| 236 | { SFE_SD2_BAD_MAP_LENGTH , "Error : bad map length." }, |
| 237 | { SFE_SD2_BAD_RSRC , "Error : bad resource fork." }, |
| 238 | { SFE_SD2_BAD_SAMPLE_SIZE , "Error : bad sample size." }, |
| 239 | |
| 240 | { SFE_FLAC_BAD_HEADER , "Error : bad flac header." }, |
| 241 | { SFE_FLAC_NEW_DECODER , "Error : problem while creating flac decoder." }, |
| 242 | { SFE_FLAC_INIT_DECODER , "Error : problem while initialization of the flac decoder." }, |
| 243 | { SFE_FLAC_LOST_SYNC , "Error : flac decoder lost sync." }, |
| 244 | { SFE_FLAC_BAD_SAMPLE_RATE, "Error : flac does not support this sample rate." }, |
| 245 | { SFE_FLAC_UNKOWN_ERROR , "Error : unknown error in flac decoder." }, |
| 246 | |
| 247 | { SFE_WVE_NOT_WVE , "Error : not a WVE file." }, |
| 248 | { SFE_WVE_NO_PIPE , "Error : not able to operate on WVE files over a pipe." }, |
| 249 | |
| 250 | { SFE_DWVW_BAD_BITWIDTH , "Error : Bad bit width for DWVW encoding. Must be 12, 16 or 24." }, |
| 251 | { SFE_G72X_NOT_MONO , "Error : G72x encoding does not support more than 1 channel." }, |
| 252 | |
| 253 | { SFE_VORBIS_ENCODER_BUG , "Error : Sample rate chosen is known to trigger a Vorbis encoder bug on this CPU." }, |
| 254 | |
| 255 | { SFE_RF64_NOT_RF64 , "Error : Not an RF64 file." }, |
| 256 | |
| 257 | { SFE_MAX_ERROR , "Maximum error number." }, |
| 258 | { SFE_MAX_ERROR + 1 , NULL } |
| 259 | } ; |
| 260 | |
| 261 | /*------------------------------------------------------------------------------ |
| 262 | */ |
| 263 | |
| 264 | static int format_from_extension (SF_PRIVATE *psf) ; |
| 265 | static int guess_file_type (SF_PRIVATE *psf) ; |
| 266 | static int validate_sfinfo (SF_INFO *sfinfo) ; |
| 267 | static int validate_psf (SF_PRIVATE *psf) ; |
| 268 | static void save_header_info (SF_PRIVATE *psf) ; |
| 269 | static void copy_filename (SF_PRIVATE *psf, const char *path) ; |
| 270 | static int psf_close (SF_PRIVATE *psf) ; |
| 271 | |
| 272 | static int try_resource_fork (SF_PRIVATE * psf) ; |
| 273 | |
| 274 | /*------------------------------------------------------------------------------ |
| 275 | ** Private (static) variables. |
| 276 | */ |
| 277 | |
| 278 | int sf_errno = 0 ; |
| 279 | static char sf_logbuffer [SF_BUFFER_LEN] = { 0 } ; |
| 280 | static char sf_syserr [SF_SYSERR_LEN] = { 0 } ; |
| 281 | |
| 282 | /*------------------------------------------------------------------------------ |
| 283 | */ |
| 284 | |
| 285 | #define VALIDATE_SNDFILE_AND_ASSIGN_PSF(a,b,c) \ |
| 286 | { if ((a) == NULL) \ |
| 287 | { sf_errno = SFE_BAD_SNDFILE_PTR ; \ |
| 288 | return 0 ; \ |
| 289 | } ; \ |
| 290 | (b) = (SF_PRIVATE*) (a) ; \ |
| 291 | if ((b)->virtual_io == SF_FALSE && \ |
| 292 | psf_file_valid (b) == 0) \ |
| 293 | { (b)->error = SFE_BAD_FILE_PTR ; \ |
| 294 | return 0 ; \ |
| 295 | } ; \ |
| 296 | if ((b)->Magick != SNDFILE_MAGICK) \ |
| 297 | { (b)->error = SFE_BAD_SNDFILE_PTR ; \ |
| 298 | return 0 ; \ |
| 299 | } ; \ |
| 300 | if (c) (b)->error = 0 ; \ |
| 301 | } |
| 302 | |
| 303 | /*------------------------------------------------------------------------------ |
| 304 | ** Public functions. |
| 305 | */ |
| 306 | |
Alexandre Lision | 2b23792 | 2013-09-09 16:23:02 -0400 | [diff] [blame] | 307 | SNDFILE* |
Alexandre Lision | 7c6f4a6 | 2013-09-05 13:27:01 -0400 | [diff] [blame] | 308 | sf_open (const char *path, int mode, SF_INFO *sfinfo) |
Alexandre Lision | 2b23792 | 2013-09-09 16:23:02 -0400 | [diff] [blame] | 309 | { |
| 310 | |
| 311 | SF_PRIVATE *psf ; |
Alexandre Lision | 7c6f4a6 | 2013-09-05 13:27:01 -0400 | [diff] [blame] | 312 | |
| 313 | /* Ultimate sanity check. */ |
| 314 | assert (sizeof (sf_count_t) == 8) ; |
Alexandre Lision | 7c6f4a6 | 2013-09-05 13:27:01 -0400 | [diff] [blame] | 315 | if ((psf = calloc (1, sizeof (SF_PRIVATE))) == NULL) |
| 316 | { sf_errno = SFE_MALLOC_FAILED ; |
| 317 | return NULL ; |
| 318 | } ; |
Alexandre Lision | 7c6f4a6 | 2013-09-05 13:27:01 -0400 | [diff] [blame] | 319 | memset (psf, 0, sizeof (SF_PRIVATE)) ; |
| 320 | psf_init_files (psf) ; |
| 321 | |
Alexandre Lision | 2b23792 | 2013-09-09 16:23:02 -0400 | [diff] [blame] | 322 | psf_log_printf (psf, "File : %s\n", path); |
Alexandre Lision | 7c6f4a6 | 2013-09-05 13:27:01 -0400 | [diff] [blame] | 323 | |
| 324 | copy_filename (psf, path) ; |
| 325 | |
| 326 | psf->file.mode = mode ; |
Alexandre Lision | 2b23792 | 2013-09-09 16:23:02 -0400 | [diff] [blame] | 327 | if (strcmp (path, "-") == 0){ |
Alexandre Lision | 7c6f4a6 | 2013-09-05 13:27:01 -0400 | [diff] [blame] | 328 | psf->error = psf_set_stdio (psf) ; |
Alexandre Lision | 2b23792 | 2013-09-09 16:23:02 -0400 | [diff] [blame] | 329 | }else{ |
Alexandre Lision | 7c6f4a6 | 2013-09-05 13:27:01 -0400 | [diff] [blame] | 330 | psf->error = psf_fopen (psf) ; |
Alexandre Lision | 2b23792 | 2013-09-09 16:23:02 -0400 | [diff] [blame] | 331 | } |
Alexandre Lision | 7c6f4a6 | 2013-09-05 13:27:01 -0400 | [diff] [blame] | 332 | return psf_open_file (psf, sfinfo) ; |
| 333 | } /* sf_open */ |
| 334 | |
| 335 | SNDFILE* |
| 336 | sf_open_fd (int fd, int mode, SF_INFO *sfinfo, int close_desc) |
| 337 | { SF_PRIVATE *psf ; |
| 338 | |
| 339 | if ((SF_CONTAINER (sfinfo->format)) == SF_FORMAT_SD2) |
| 340 | { sf_errno = SFE_SD2_FD_DISALLOWED ; |
| 341 | return NULL ; |
| 342 | } ; |
| 343 | |
| 344 | if ((psf = calloc (1, sizeof (SF_PRIVATE))) == NULL) |
| 345 | { sf_errno = SFE_MALLOC_FAILED ; |
| 346 | return NULL ; |
| 347 | } ; |
| 348 | |
| 349 | psf_init_files (psf) ; |
| 350 | copy_filename (psf, "") ; |
| 351 | |
| 352 | psf->file.mode = mode ; |
| 353 | psf_set_file (psf, fd) ; |
| 354 | psf->is_pipe = psf_is_pipe (psf) ; |
| 355 | psf->fileoffset = psf_ftell (psf) ; |
| 356 | |
| 357 | if (! close_desc) |
| 358 | psf->file.do_not_close_descriptor = SF_TRUE ; |
| 359 | |
| 360 | return psf_open_file (psf, sfinfo) ; |
| 361 | } /* sf_open_fd */ |
| 362 | |
| 363 | SNDFILE* |
| 364 | sf_open_virtual (SF_VIRTUAL_IO *sfvirtual, int mode, SF_INFO *sfinfo, void *user_data) |
| 365 | { SF_PRIVATE *psf ; |
| 366 | |
| 367 | /* Make sure we have a valid set ot virtual pointers. */ |
| 368 | if (sfvirtual->get_filelen == NULL || sfvirtual->seek == NULL || sfvirtual->tell == NULL) |
| 369 | { sf_errno = SFE_BAD_VIRTUAL_IO ; |
| 370 | snprintf (sf_logbuffer, sizeof (sf_logbuffer), "Bad vio_get_filelen / vio_seek / vio_tell in SF_VIRTUAL_IO struct.\n") ; |
| 371 | return NULL ; |
| 372 | } ; |
| 373 | |
| 374 | if ((mode == SFM_READ || mode == SFM_RDWR) && sfvirtual->read == NULL) |
| 375 | { sf_errno = SFE_BAD_VIRTUAL_IO ; |
| 376 | snprintf (sf_logbuffer, sizeof (sf_logbuffer), "Bad vio_read in SF_VIRTUAL_IO struct.\n") ; |
| 377 | return NULL ; |
| 378 | } ; |
| 379 | |
| 380 | if ((mode == SFM_WRITE || mode == SFM_RDWR) && sfvirtual->write == NULL) |
| 381 | { sf_errno = SFE_BAD_VIRTUAL_IO ; |
| 382 | snprintf (sf_logbuffer, sizeof (sf_logbuffer), "Bad vio_write in SF_VIRTUAL_IO struct.\n") ; |
| 383 | return NULL ; |
| 384 | } ; |
| 385 | |
| 386 | if ((psf = calloc (1, sizeof (SF_PRIVATE))) == NULL) |
| 387 | { sf_errno = SFE_MALLOC_FAILED ; |
| 388 | return NULL ; |
| 389 | } ; |
| 390 | |
| 391 | psf_init_files (psf) ; |
| 392 | |
| 393 | psf->virtual_io = SF_TRUE ; |
| 394 | psf->vio = *sfvirtual ; |
| 395 | psf->vio_user_data = user_data ; |
| 396 | |
| 397 | psf->file.mode = mode ; |
| 398 | |
| 399 | return psf_open_file (psf, sfinfo) ; |
| 400 | } /* sf_open_virtual */ |
| 401 | |
| 402 | int |
| 403 | sf_close (SNDFILE *sndfile) |
| 404 | { SF_PRIVATE *psf ; |
| 405 | |
| 406 | VALIDATE_SNDFILE_AND_ASSIGN_PSF (sndfile, psf, 1) ; |
| 407 | |
| 408 | return psf_close (psf) ; |
| 409 | } /* sf_close */ |
| 410 | |
| 411 | void |
| 412 | sf_write_sync (SNDFILE *sndfile) |
| 413 | { SF_PRIVATE *psf ; |
| 414 | |
| 415 | if ((psf = (SF_PRIVATE *) sndfile) == NULL) |
| 416 | return ; |
| 417 | |
| 418 | psf_fsync (psf) ; |
| 419 | |
| 420 | return ; |
| 421 | } /* sf_write_sync */ |
| 422 | |
| 423 | /*============================================================================== |
| 424 | */ |
| 425 | |
| 426 | const char* |
| 427 | sf_error_number (int errnum) |
| 428 | { static const char *bad_errnum = |
| 429 | "No error defined for this error number. This is a bug in libsndfile." ; |
| 430 | int k ; |
| 431 | |
| 432 | if (errnum == SFE_MAX_ERROR) |
| 433 | return SndfileErrors [0].str ; |
| 434 | |
| 435 | if (errnum < 0 || errnum > SFE_MAX_ERROR) |
| 436 | { /* This really shouldn't happen in release versions. */ |
| 437 | printf ("Not a valid error number (%d).\n", errnum) ; |
| 438 | return bad_errnum ; |
| 439 | } ; |
| 440 | |
| 441 | for (k = 0 ; SndfileErrors [k].str ; k++) |
| 442 | if (errnum == SndfileErrors [k].error) |
| 443 | return SndfileErrors [k].str ; |
| 444 | |
| 445 | return bad_errnum ; |
| 446 | } /* sf_error_number */ |
| 447 | |
| 448 | const char* |
| 449 | sf_strerror (SNDFILE *sndfile) |
| 450 | { SF_PRIVATE *psf = NULL ; |
| 451 | int errnum ; |
| 452 | |
| 453 | if (sndfile == NULL) |
| 454 | { errnum = sf_errno ; |
| 455 | if (errnum == SFE_SYSTEM && sf_syserr [0]) |
| 456 | return sf_syserr ; |
| 457 | } |
| 458 | else |
| 459 | { psf = (SF_PRIVATE *) sndfile ; |
| 460 | |
| 461 | if (psf->Magick != SNDFILE_MAGICK) |
| 462 | return "sf_strerror : Bad magic number." ; |
| 463 | |
| 464 | errnum = psf->error ; |
| 465 | |
| 466 | if (errnum == SFE_SYSTEM && psf->syserr [0]) |
| 467 | return psf->syserr ; |
| 468 | } ; |
| 469 | |
| 470 | return sf_error_number (errnum) ; |
| 471 | } /* sf_strerror */ |
| 472 | |
| 473 | /*------------------------------------------------------------------------------ |
| 474 | */ |
| 475 | |
| 476 | int |
| 477 | sf_error (SNDFILE *sndfile) |
| 478 | { SF_PRIVATE *psf ; |
| 479 | |
| 480 | if (sndfile == NULL) |
| 481 | return sf_errno ; |
| 482 | |
| 483 | VALIDATE_SNDFILE_AND_ASSIGN_PSF (sndfile, psf, 0) ; |
| 484 | |
| 485 | if (psf->error) |
| 486 | return psf->error ; |
| 487 | |
| 488 | return 0 ; |
| 489 | } /* sf_error */ |
| 490 | |
| 491 | /*------------------------------------------------------------------------------ |
| 492 | */ |
| 493 | |
| 494 | int |
| 495 | sf_perror (SNDFILE *sndfile) |
| 496 | { SF_PRIVATE *psf ; |
| 497 | int errnum ; |
| 498 | |
| 499 | if (sndfile == NULL) |
| 500 | { errnum = sf_errno ; |
| 501 | } |
| 502 | else |
| 503 | { VALIDATE_SNDFILE_AND_ASSIGN_PSF (sndfile, psf, 0) ; |
| 504 | errnum = psf->error ; |
| 505 | } ; |
| 506 | |
| 507 | fprintf (stderr, "%s\n", sf_error_number (errnum)) ; |
| 508 | return SFE_NO_ERROR ; |
| 509 | } /* sf_perror */ |
| 510 | |
| 511 | |
| 512 | /*------------------------------------------------------------------------------ |
| 513 | */ |
| 514 | |
| 515 | int |
| 516 | sf_error_str (SNDFILE *sndfile, char *str, size_t maxlen) |
| 517 | { SF_PRIVATE *psf ; |
| 518 | int errnum ; |
| 519 | |
| 520 | if (str == NULL) |
| 521 | return SFE_INTERNAL ; |
| 522 | |
| 523 | if (sndfile == NULL) |
| 524 | errnum = sf_errno ; |
| 525 | else |
| 526 | { VALIDATE_SNDFILE_AND_ASSIGN_PSF (sndfile, psf, 0) ; |
| 527 | errnum = psf->error ; |
| 528 | } ; |
| 529 | |
| 530 | snprintf (str, maxlen, "%s", sf_error_number (errnum)) ; |
| 531 | |
| 532 | return SFE_NO_ERROR ; |
| 533 | } /* sf_error_str */ |
| 534 | |
| 535 | /*============================================================================== |
| 536 | */ |
| 537 | |
| 538 | int |
| 539 | sf_format_check (const SF_INFO *info) |
| 540 | { int subformat, endian ; |
Alexandre Lision | 7c6f4a6 | 2013-09-05 13:27:01 -0400 | [diff] [blame] | 541 | subformat = SF_CODEC (info->format) ; |
| 542 | endian = SF_ENDIAN (info->format) ; |
| 543 | |
| 544 | /* This is the place where each file format can check if the suppiled |
| 545 | ** SF_INFO struct is valid. |
| 546 | ** Return 0 on failure, 1 ons success. |
| 547 | */ |
| 548 | |
| 549 | if (info->channels < 1 || info->channels > SF_MAX_CHANNELS) |
| 550 | return 0 ; |
| 551 | |
| 552 | if (info->samplerate < 0) |
| 553 | return 0 ; |
| 554 | |
| 555 | switch (SF_CONTAINER (info->format)) |
| 556 | { case SF_FORMAT_WAV : |
| 557 | /* WAV now allows both endian, RIFF or RIFX (little or big respectively) */ |
| 558 | if (subformat == SF_FORMAT_PCM_U8 || subformat == SF_FORMAT_PCM_16) |
| 559 | return 1 ; |
| 560 | if (subformat == SF_FORMAT_PCM_24 || subformat == SF_FORMAT_PCM_32) |
| 561 | return 1 ; |
| 562 | if ((subformat == SF_FORMAT_IMA_ADPCM || subformat == SF_FORMAT_MS_ADPCM) && info->channels <= 2) |
| 563 | return 1 ; |
| 564 | if (subformat == SF_FORMAT_GSM610 && info->channels == 1) |
| 565 | return 1 ; |
| 566 | if (subformat == SF_FORMAT_G721_32 && info->channels == 1) |
| 567 | return 1 ; |
| 568 | if (subformat == SF_FORMAT_ULAW || subformat == SF_FORMAT_ALAW) |
| 569 | return 1 ; |
| 570 | if (subformat == SF_FORMAT_FLOAT || subformat == SF_FORMAT_DOUBLE) |
| 571 | return 1 ; |
| 572 | break ; |
| 573 | |
| 574 | case SF_FORMAT_WAVEX : |
| 575 | if (endian == SF_ENDIAN_BIG || endian == SF_ENDIAN_CPU) |
| 576 | return 0 ; |
| 577 | if (subformat == SF_FORMAT_PCM_U8 || subformat == SF_FORMAT_PCM_16) |
| 578 | return 1 ; |
| 579 | if (subformat == SF_FORMAT_PCM_24 || subformat == SF_FORMAT_PCM_32) |
| 580 | return 1 ; |
| 581 | if (subformat == SF_FORMAT_ULAW || subformat == SF_FORMAT_ALAW) |
| 582 | return 1 ; |
| 583 | if (subformat == SF_FORMAT_FLOAT || subformat == SF_FORMAT_DOUBLE) |
| 584 | return 1 ; |
| 585 | break ; |
| 586 | |
| 587 | case SF_FORMAT_AIFF : |
| 588 | /* AIFF does allow both endian-nesses for PCM data.*/ |
| 589 | if (subformat == SF_FORMAT_PCM_16 || subformat == SF_FORMAT_PCM_24 || subformat == SF_FORMAT_PCM_32) |
| 590 | return 1 ; |
| 591 | /* Other encodings. Check for endian-ness. */ |
| 592 | if (endian == SF_ENDIAN_LITTLE || endian == SF_ENDIAN_CPU) |
| 593 | return 0 ; |
| 594 | if (subformat == SF_FORMAT_PCM_U8 || subformat == SF_FORMAT_PCM_S8) |
| 595 | return 1 ; |
| 596 | if (subformat == SF_FORMAT_FLOAT || subformat == SF_FORMAT_DOUBLE) |
| 597 | return 1 ; |
| 598 | if (subformat == SF_FORMAT_ULAW || subformat == SF_FORMAT_ALAW) |
| 599 | return 1 ; |
| 600 | if ((subformat == SF_FORMAT_DWVW_12 || subformat == SF_FORMAT_DWVW_16 || |
| 601 | subformat == SF_FORMAT_DWVW_24) && info-> channels == 1) |
| 602 | return 1 ; |
| 603 | if (subformat == SF_FORMAT_GSM610 && info->channels == 1) |
| 604 | return 1 ; |
| 605 | if (subformat == SF_FORMAT_IMA_ADPCM && (info->channels == 1 || info->channels == 2)) |
| 606 | return 1 ; |
| 607 | break ; |
| 608 | |
| 609 | case SF_FORMAT_AU : |
| 610 | if (subformat == SF_FORMAT_PCM_S8 || subformat == SF_FORMAT_PCM_16) |
| 611 | return 1 ; |
| 612 | if (subformat == SF_FORMAT_PCM_24 || subformat == SF_FORMAT_PCM_32) |
| 613 | return 1 ; |
| 614 | if (subformat == SF_FORMAT_ULAW || subformat == SF_FORMAT_ALAW) |
| 615 | return 1 ; |
| 616 | if (subformat == SF_FORMAT_FLOAT || subformat == SF_FORMAT_DOUBLE) |
| 617 | return 1 ; |
| 618 | if (subformat == SF_FORMAT_G721_32 && info->channels == 1) |
| 619 | return 1 ; |
| 620 | if (subformat == SF_FORMAT_G723_24 && info->channels == 1) |
| 621 | return 1 ; |
| 622 | if (subformat == SF_FORMAT_G723_40 && info->channels == 1) |
| 623 | return 1 ; |
| 624 | break ; |
| 625 | |
| 626 | case SF_FORMAT_CAF : |
| 627 | if (subformat == SF_FORMAT_PCM_S8 || subformat == SF_FORMAT_PCM_16) |
| 628 | return 1 ; |
| 629 | if (subformat == SF_FORMAT_PCM_24 || subformat == SF_FORMAT_PCM_32) |
| 630 | return 1 ; |
| 631 | if (subformat == SF_FORMAT_ULAW || subformat == SF_FORMAT_ALAW) |
| 632 | return 1 ; |
| 633 | if (subformat == SF_FORMAT_FLOAT || subformat == SF_FORMAT_DOUBLE) |
| 634 | return 1 ; |
| 635 | break ; |
| 636 | |
| 637 | case SF_FORMAT_RAW : |
| 638 | if (subformat == SF_FORMAT_PCM_U8 || subformat == SF_FORMAT_PCM_S8 || subformat == SF_FORMAT_PCM_16) |
| 639 | return 1 ; |
| 640 | if (subformat == SF_FORMAT_PCM_24 || subformat == SF_FORMAT_PCM_32) |
| 641 | return 1 ; |
| 642 | if (subformat == SF_FORMAT_FLOAT || subformat == SF_FORMAT_DOUBLE) |
| 643 | return 1 ; |
| 644 | if (subformat == SF_FORMAT_ALAW || subformat == SF_FORMAT_ULAW) |
| 645 | return 1 ; |
| 646 | if ((subformat == SF_FORMAT_DWVW_12 || subformat == SF_FORMAT_DWVW_16 || |
| 647 | subformat == SF_FORMAT_DWVW_24) && info-> channels == 1) |
| 648 | return 1 ; |
| 649 | if (subformat == SF_FORMAT_GSM610 && info->channels == 1) |
| 650 | return 1 ; |
| 651 | if (subformat == SF_FORMAT_VOX_ADPCM && info->channels == 1) |
| 652 | return 1 ; |
| 653 | break ; |
| 654 | |
| 655 | case SF_FORMAT_PAF : |
| 656 | if (subformat == SF_FORMAT_PCM_S8 || subformat == SF_FORMAT_PCM_16 || subformat == SF_FORMAT_PCM_24) |
| 657 | return 1 ; |
| 658 | break ; |
| 659 | |
| 660 | case SF_FORMAT_SVX : |
| 661 | /* SVX only supports writing mono SVX files. */ |
| 662 | if (info->channels > 1) |
| 663 | return 0 ; |
| 664 | /* Always big endian. */ |
| 665 | if (endian == SF_ENDIAN_LITTLE || endian == SF_ENDIAN_CPU) |
| 666 | return 0 ; |
| 667 | |
| 668 | if (subformat == SF_FORMAT_PCM_S8 || subformat == SF_FORMAT_PCM_16) |
| 669 | return 1 ; |
| 670 | break ; |
| 671 | |
| 672 | case SF_FORMAT_NIST : |
| 673 | if (subformat == SF_FORMAT_PCM_S8 || subformat == SF_FORMAT_PCM_16) |
| 674 | return 1 ; |
| 675 | if (subformat == SF_FORMAT_PCM_24 || subformat == SF_FORMAT_PCM_32) |
| 676 | return 1 ; |
| 677 | if (subformat == SF_FORMAT_ULAW || subformat == SF_FORMAT_ALAW) |
| 678 | return 1 ; |
| 679 | break ; |
| 680 | |
| 681 | case SF_FORMAT_IRCAM : |
| 682 | if (subformat == SF_FORMAT_PCM_16 || subformat == SF_FORMAT_PCM_32) |
| 683 | return 1 ; |
| 684 | if (subformat == SF_FORMAT_ULAW || subformat == SF_FORMAT_ALAW || subformat == SF_FORMAT_FLOAT) |
| 685 | return 1 ; |
| 686 | break ; |
| 687 | |
| 688 | case SF_FORMAT_VOC : |
| 689 | /* VOC is strictly little endian. */ |
| 690 | if (endian == SF_ENDIAN_BIG || endian == SF_ENDIAN_CPU) |
| 691 | return 0 ; |
| 692 | if (subformat == SF_FORMAT_PCM_U8 || subformat == SF_FORMAT_PCM_16) |
| 693 | return 1 ; |
| 694 | if (subformat == SF_FORMAT_ULAW || subformat == SF_FORMAT_ALAW) |
| 695 | return 1 ; |
| 696 | break ; |
| 697 | |
| 698 | case SF_FORMAT_W64 : |
| 699 | /* W64 is strictly little endian. */ |
| 700 | if (endian == SF_ENDIAN_BIG || endian == SF_ENDIAN_CPU) |
| 701 | return 0 ; |
| 702 | if (subformat == SF_FORMAT_PCM_U8 || subformat == SF_FORMAT_PCM_16) |
| 703 | return 1 ; |
| 704 | if (subformat == SF_FORMAT_PCM_24 || subformat == SF_FORMAT_PCM_32) |
| 705 | return 1 ; |
| 706 | if ((subformat == SF_FORMAT_IMA_ADPCM || subformat == SF_FORMAT_MS_ADPCM) && info->channels <= 2) |
| 707 | return 1 ; |
| 708 | if (subformat == SF_FORMAT_GSM610 && info->channels == 1) |
| 709 | return 1 ; |
| 710 | if (subformat == SF_FORMAT_ULAW || subformat == SF_FORMAT_ALAW) |
| 711 | return 1 ; |
| 712 | if (subformat == SF_FORMAT_FLOAT || subformat == SF_FORMAT_DOUBLE) |
| 713 | return 1 ; |
| 714 | break ; |
| 715 | |
| 716 | case SF_FORMAT_MAT4 : |
| 717 | if (subformat == SF_FORMAT_PCM_16 || subformat == SF_FORMAT_PCM_32) |
| 718 | return 1 ; |
| 719 | if (subformat == SF_FORMAT_FLOAT || subformat == SF_FORMAT_DOUBLE) |
| 720 | return 1 ; |
| 721 | break ; |
| 722 | |
| 723 | case SF_FORMAT_MAT5 : |
| 724 | if (subformat == SF_FORMAT_PCM_U8 || subformat == SF_FORMAT_PCM_16 || subformat == SF_FORMAT_PCM_32) |
| 725 | return 1 ; |
| 726 | if (subformat == SF_FORMAT_FLOAT || subformat == SF_FORMAT_DOUBLE) |
| 727 | return 1 ; |
| 728 | break ; |
| 729 | |
| 730 | case SF_FORMAT_PVF : |
| 731 | if (subformat == SF_FORMAT_PCM_S8 || subformat == SF_FORMAT_PCM_16 || subformat == SF_FORMAT_PCM_32) |
| 732 | return 1 ; |
| 733 | break ; |
| 734 | |
| 735 | case SF_FORMAT_XI : |
| 736 | if (info->channels != 1) |
| 737 | return 0 ; |
| 738 | if (subformat == SF_FORMAT_DPCM_8 || subformat == SF_FORMAT_DPCM_16) |
| 739 | return 1 ; |
| 740 | break ; |
| 741 | |
| 742 | case SF_FORMAT_HTK : |
| 743 | /* HTK is strictly big endian. */ |
| 744 | if (endian == SF_ENDIAN_LITTLE || endian == SF_ENDIAN_CPU) |
| 745 | return 0 ; |
| 746 | if (info->channels != 1) |
| 747 | return 0 ; |
| 748 | if (subformat == SF_FORMAT_PCM_16) |
| 749 | return 1 ; |
| 750 | break ; |
| 751 | |
| 752 | case SF_FORMAT_SDS : |
| 753 | /* SDS is strictly big endian. */ |
| 754 | if (endian == SF_ENDIAN_LITTLE || endian == SF_ENDIAN_CPU) |
| 755 | return 0 ; |
| 756 | if (info->channels != 1) |
| 757 | return 0 ; |
| 758 | if (subformat == SF_FORMAT_PCM_S8 || subformat == SF_FORMAT_PCM_16 || subformat == SF_FORMAT_PCM_24) |
| 759 | return 1 ; |
| 760 | break ; |
| 761 | |
| 762 | case SF_FORMAT_AVR : |
| 763 | /* SDS is strictly big endian. */ |
| 764 | if (endian == SF_ENDIAN_LITTLE || endian == SF_ENDIAN_CPU) |
| 765 | return 0 ; |
| 766 | if (info->channels > 2) |
| 767 | return 0 ; |
| 768 | if (subformat == SF_FORMAT_PCM_U8 || subformat == SF_FORMAT_PCM_S8 || subformat == SF_FORMAT_PCM_16) |
| 769 | return 1 ; |
| 770 | break ; |
| 771 | |
| 772 | case SF_FORMAT_FLAC : |
| 773 | /* FLAC can't do more than 8 channels. */ |
| 774 | if (info->channels > 8) |
| 775 | return 0 ; |
| 776 | if (subformat == SF_FORMAT_PCM_S8 || subformat == SF_FORMAT_PCM_16 || subformat == SF_FORMAT_PCM_24) |
| 777 | return 1 ; |
| 778 | break ; |
| 779 | |
| 780 | case SF_FORMAT_SD2 : |
| 781 | /* SD2 is strictly big endian. */ |
| 782 | if (endian == SF_ENDIAN_LITTLE || endian == SF_ENDIAN_CPU) |
| 783 | return 0 ; |
| 784 | if (subformat == SF_FORMAT_PCM_S8 || subformat == SF_FORMAT_PCM_16 || subformat == SF_FORMAT_PCM_24) |
| 785 | return 1 ; |
| 786 | break ; |
| 787 | |
| 788 | case SF_FORMAT_WVE : |
| 789 | /* WVE is strictly big endian. */ |
| 790 | if (endian == SF_ENDIAN_BIG || endian == SF_ENDIAN_CPU) |
| 791 | return 0 ; |
| 792 | if (info->channels > 1) |
| 793 | return 0 ; |
| 794 | if (subformat == SF_FORMAT_ALAW) |
| 795 | return 1 ; |
| 796 | break ; |
| 797 | |
| 798 | case SF_FORMAT_OGG : |
| 799 | if (subformat == SF_FORMAT_VORBIS) |
| 800 | return 1 ; |
| 801 | break ; |
| 802 | |
| 803 | case SF_FORMAT_MPC2K : |
| 804 | /* MPC2000 is strictly little endian. */ |
| 805 | if (endian == SF_ENDIAN_BIG || endian == SF_ENDIAN_CPU) |
| 806 | return 0 ; |
| 807 | if (info->channels > 2) |
| 808 | return 0 ; |
| 809 | if (subformat == SF_FORMAT_PCM_16) |
| 810 | return 1 ; |
| 811 | break ; |
| 812 | |
| 813 | case SF_FORMAT_RF64 : |
| 814 | if (endian == SF_ENDIAN_BIG || endian == SF_ENDIAN_CPU) |
| 815 | return 0 ; |
| 816 | if (subformat == SF_FORMAT_PCM_U8 || subformat == SF_FORMAT_PCM_16) |
| 817 | return 1 ; |
| 818 | if (subformat == SF_FORMAT_PCM_24 || subformat == SF_FORMAT_PCM_32) |
| 819 | return 1 ; |
| 820 | if (subformat == SF_FORMAT_ULAW || subformat == SF_FORMAT_ALAW) |
| 821 | return 1 ; |
| 822 | if (subformat == SF_FORMAT_FLOAT || subformat == SF_FORMAT_DOUBLE) |
| 823 | return 1 ; |
| 824 | break ; |
| 825 | default : break ; |
| 826 | } ; |
| 827 | |
| 828 | return 0 ; |
| 829 | } /* sf_format_check */ |
| 830 | |
| 831 | /*------------------------------------------------------------------------------ |
| 832 | */ |
| 833 | |
| 834 | const char * |
| 835 | sf_version_string (void) |
| 836 | { |
| 837 | #if ENABLE_EXPERIMENTAL_CODE |
| 838 | return PACKAGE_NAME "-" PACKAGE_VERSION "-exp" ; |
| 839 | #else |
| 840 | return PACKAGE_NAME "-" PACKAGE_VERSION ; |
| 841 | #endif |
| 842 | } |
| 843 | |
| 844 | |
| 845 | /*------------------------------------------------------------------------------ |
| 846 | */ |
| 847 | |
| 848 | int |
| 849 | sf_command (SNDFILE *sndfile, int command, void *data, int datasize) |
| 850 | { SF_PRIVATE *psf = (SF_PRIVATE *) sndfile ; |
| 851 | int old_value ; |
| 852 | |
| 853 | /* This set of commands do not need the sndfile parameter. */ |
| 854 | switch (command) |
| 855 | { case SFC_GET_LIB_VERSION : |
| 856 | if (data == NULL) |
| 857 | { if (psf) |
| 858 | psf->error = SFE_BAD_COMMAND_PARAM ; |
| 859 | return SFE_BAD_COMMAND_PARAM ; |
| 860 | } ; |
| 861 | snprintf (data, datasize, "%s", sf_version_string ()) ; |
| 862 | return strlen (data) ; |
| 863 | |
| 864 | case SFC_GET_SIMPLE_FORMAT_COUNT : |
| 865 | if (data == NULL || datasize != SIGNED_SIZEOF (int)) |
| 866 | return (sf_errno = SFE_BAD_COMMAND_PARAM) ; |
| 867 | *((int*) data) = psf_get_format_simple_count () ; |
| 868 | return 0 ; |
| 869 | |
| 870 | case SFC_GET_SIMPLE_FORMAT : |
| 871 | if (data == NULL || datasize != SIGNED_SIZEOF (SF_FORMAT_INFO)) |
| 872 | return (sf_errno = SFE_BAD_COMMAND_PARAM) ; |
| 873 | return psf_get_format_simple (data) ; |
| 874 | |
| 875 | case SFC_GET_FORMAT_MAJOR_COUNT : |
| 876 | if (data == NULL || datasize != SIGNED_SIZEOF (int)) |
| 877 | return (sf_errno = SFE_BAD_COMMAND_PARAM) ; |
| 878 | *((int*) data) = psf_get_format_major_count () ; |
| 879 | return 0 ; |
| 880 | |
| 881 | case SFC_GET_FORMAT_MAJOR : |
| 882 | if (data == NULL || datasize != SIGNED_SIZEOF (SF_FORMAT_INFO)) |
| 883 | return (sf_errno = SFE_BAD_COMMAND_PARAM) ; |
| 884 | return psf_get_format_major (data) ; |
| 885 | |
| 886 | case SFC_GET_FORMAT_SUBTYPE_COUNT : |
| 887 | if (data == NULL || datasize != SIGNED_SIZEOF (int)) |
| 888 | return (sf_errno = SFE_BAD_COMMAND_PARAM) ; |
| 889 | *((int*) data) = psf_get_format_subtype_count () ; |
| 890 | return 0 ; |
| 891 | |
| 892 | case SFC_GET_FORMAT_SUBTYPE : |
| 893 | if (data == NULL || datasize != SIGNED_SIZEOF (SF_FORMAT_INFO)) |
| 894 | return (sf_errno = SFE_BAD_COMMAND_PARAM) ; |
| 895 | return psf_get_format_subtype (data) ; |
| 896 | |
| 897 | case SFC_GET_FORMAT_INFO : |
| 898 | if (data == NULL || datasize != SIGNED_SIZEOF (SF_FORMAT_INFO)) |
| 899 | return (sf_errno = SFE_BAD_COMMAND_PARAM) ; |
| 900 | return psf_get_format_info (data) ; |
| 901 | } ; |
| 902 | |
| 903 | if (sndfile == NULL && command == SFC_GET_LOG_INFO) |
| 904 | { if (data == NULL) |
| 905 | return (sf_errno = SFE_BAD_COMMAND_PARAM) ; |
| 906 | snprintf (data, datasize, "%s", sf_logbuffer) ; |
| 907 | return strlen (data) ; |
| 908 | } ; |
| 909 | |
| 910 | VALIDATE_SNDFILE_AND_ASSIGN_PSF (sndfile, psf, 1) ; |
| 911 | |
| 912 | switch (command) |
| 913 | { case SFC_SET_NORM_FLOAT : |
| 914 | old_value = psf->norm_float ; |
| 915 | psf->norm_float = (datasize) ? SF_TRUE : SF_FALSE ; |
| 916 | return old_value ; |
| 917 | |
| 918 | case SFC_GET_CURRENT_SF_INFO : |
| 919 | if (data == NULL || datasize != SIGNED_SIZEOF (SF_INFO)) |
| 920 | return (sf_errno = SFE_BAD_COMMAND_PARAM) ; |
| 921 | memcpy (data, &psf->sf, sizeof (SF_INFO)) ; |
| 922 | break ; |
| 923 | |
| 924 | case SFC_SET_NORM_DOUBLE : |
| 925 | old_value = psf->norm_double ; |
| 926 | psf->norm_double = (datasize) ? SF_TRUE : SF_FALSE ; |
| 927 | return old_value ; |
| 928 | |
| 929 | case SFC_GET_NORM_FLOAT : |
| 930 | return psf->norm_float ; |
| 931 | |
| 932 | case SFC_GET_NORM_DOUBLE : |
| 933 | return psf->norm_double ; |
| 934 | |
| 935 | case SFC_SET_SCALE_FLOAT_INT_READ : |
| 936 | old_value = psf->float_int_mult ; |
| 937 | |
| 938 | psf->float_int_mult = (datasize != 0) ? SF_TRUE : SF_FALSE ; |
| 939 | if (psf->float_int_mult && psf->float_max < 0.0) |
| 940 | psf->float_max = psf_calc_signal_max (psf, SF_FALSE) ; |
| 941 | return old_value ; |
| 942 | |
| 943 | case SFC_SET_SCALE_INT_FLOAT_WRITE : |
| 944 | old_value = psf->scale_int_float ; |
| 945 | psf->scale_int_float = (datasize != 0) ? SF_TRUE : SF_FALSE ; |
| 946 | return old_value ; |
| 947 | |
| 948 | case SFC_SET_ADD_PEAK_CHUNK : |
| 949 | { int format = SF_CONTAINER (psf->sf.format) ; |
| 950 | |
| 951 | /* Only WAV and AIFF support the PEAK chunk. */ |
| 952 | switch (format) |
| 953 | { case SF_FORMAT_AIFF : |
| 954 | case SF_FORMAT_CAF : |
| 955 | case SF_FORMAT_WAV : |
| 956 | case SF_FORMAT_WAVEX : |
| 957 | break ; |
| 958 | |
| 959 | default : |
| 960 | return SF_FALSE ; |
| 961 | } ; |
| 962 | |
| 963 | format = SF_CODEC (psf->sf.format) ; |
| 964 | |
| 965 | /* Only files containg the following data types support the PEAK chunk. */ |
| 966 | if (format != SF_FORMAT_FLOAT && format != SF_FORMAT_DOUBLE) |
| 967 | return SF_FALSE ; |
| 968 | |
| 969 | } ; |
| 970 | /* Can only do this is in SFM_WRITE mode. */ |
| 971 | if (psf->file.mode != SFM_WRITE && psf->file.mode != SFM_RDWR) |
| 972 | return SF_FALSE ; |
| 973 | /* If data has already been written this must fail. */ |
| 974 | if (psf->have_written) |
| 975 | { psf->error = SFE_CMD_HAS_DATA ; |
| 976 | return SF_FALSE ; |
| 977 | } ; |
| 978 | /* Everything seems OK, so set psf->has_peak and re-write header. */ |
| 979 | if (datasize == SF_FALSE && psf->peak_info != NULL) |
| 980 | { free (psf->peak_info) ; |
| 981 | psf->peak_info = NULL ; |
| 982 | } |
| 983 | else if (psf->peak_info == NULL) |
| 984 | { psf->peak_info = peak_info_calloc (psf->sf.channels) ; |
| 985 | if (psf->peak_info != NULL) |
| 986 | psf->peak_info->peak_loc = SF_PEAK_START ; |
| 987 | } ; |
| 988 | |
| 989 | if (psf->write_header) |
| 990 | psf->write_header (psf, SF_TRUE) ; |
| 991 | return datasize ; |
| 992 | |
| 993 | case SFC_SET_ADD_HEADER_PAD_CHUNK : |
| 994 | return SF_FALSE ; |
| 995 | |
| 996 | case SFC_GET_LOG_INFO : |
| 997 | if (data == NULL) |
| 998 | return SFE_BAD_COMMAND_PARAM ; |
| 999 | snprintf (data, datasize, "%s", psf->logbuffer) ; |
| 1000 | break ; |
| 1001 | |
| 1002 | case SFC_CALC_SIGNAL_MAX : |
| 1003 | if (data == NULL || datasize != sizeof (double)) |
| 1004 | return (psf->error = SFE_BAD_COMMAND_PARAM) ; |
| 1005 | *((double*) data) = psf_calc_signal_max (psf, SF_FALSE) ; |
| 1006 | break ; |
| 1007 | |
| 1008 | case SFC_CALC_NORM_SIGNAL_MAX : |
| 1009 | if (data == NULL || datasize != sizeof (double)) |
| 1010 | return (psf->error = SFE_BAD_COMMAND_PARAM) ; |
| 1011 | *((double*) data) = psf_calc_signal_max (psf, SF_TRUE) ; |
| 1012 | break ; |
| 1013 | |
| 1014 | case SFC_CALC_MAX_ALL_CHANNELS : |
| 1015 | if (data == NULL || datasize != SIGNED_SIZEOF (double) * psf->sf.channels) |
| 1016 | return (psf->error = SFE_BAD_COMMAND_PARAM) ; |
| 1017 | return psf_calc_max_all_channels (psf, (double*) data, SF_FALSE) ; |
| 1018 | |
| 1019 | case SFC_CALC_NORM_MAX_ALL_CHANNELS : |
| 1020 | if (data == NULL || datasize != SIGNED_SIZEOF (double) * psf->sf.channels) |
| 1021 | return (psf->error = SFE_BAD_COMMAND_PARAM) ; |
| 1022 | return psf_calc_max_all_channels (psf, (double*) data, SF_TRUE) ; |
| 1023 | |
| 1024 | case SFC_GET_SIGNAL_MAX : |
| 1025 | if (data == NULL || datasize != sizeof (double)) |
| 1026 | { psf->error = SFE_BAD_COMMAND_PARAM ; |
| 1027 | return SF_FALSE ; |
| 1028 | } ; |
| 1029 | return psf_get_signal_max (psf, (double *) data) ; |
| 1030 | |
| 1031 | case SFC_GET_MAX_ALL_CHANNELS : |
| 1032 | if (data == NULL || datasize != SIGNED_SIZEOF (double) * psf->sf.channels) |
| 1033 | { psf->error = SFE_BAD_COMMAND_PARAM ; |
| 1034 | return SF_FALSE ; |
| 1035 | } ; |
| 1036 | return psf_get_max_all_channels (psf, (double*) data) ; |
| 1037 | |
| 1038 | case SFC_UPDATE_HEADER_NOW : |
| 1039 | if (psf->write_header) |
| 1040 | psf->write_header (psf, SF_TRUE) ; |
| 1041 | break ; |
| 1042 | |
| 1043 | case SFC_SET_UPDATE_HEADER_AUTO : |
| 1044 | psf->auto_header = datasize ? SF_TRUE : SF_FALSE ; |
| 1045 | return psf->auto_header ; |
| 1046 | break ; |
| 1047 | |
| 1048 | case SFC_SET_ADD_DITHER_ON_WRITE : |
| 1049 | case SFC_SET_ADD_DITHER_ON_READ : |
| 1050 | /* |
| 1051 | ** FIXME ! |
| 1052 | ** These are obsolete. Just return. |
| 1053 | ** Remove some time after version 1.0.8. |
| 1054 | */ |
| 1055 | break ; |
| 1056 | |
| 1057 | case SFC_SET_DITHER_ON_WRITE : |
| 1058 | if (data == NULL || datasize != SIGNED_SIZEOF (SF_DITHER_INFO)) |
| 1059 | return (psf->error = SFE_BAD_COMMAND_PARAM) ; |
| 1060 | memcpy (&psf->write_dither, data, sizeof (psf->write_dither)) ; |
| 1061 | if (psf->file.mode == SFM_WRITE || psf->file.mode == SFM_RDWR) |
| 1062 | dither_init (psf, SFM_WRITE) ; |
| 1063 | break ; |
| 1064 | |
| 1065 | case SFC_SET_DITHER_ON_READ : |
| 1066 | if (data == NULL || datasize != SIGNED_SIZEOF (SF_DITHER_INFO)) |
| 1067 | return (psf->error = SFE_BAD_COMMAND_PARAM) ; |
| 1068 | memcpy (&psf->read_dither, data, sizeof (psf->read_dither)) ; |
| 1069 | if (psf->file.mode == SFM_READ || psf->file.mode == SFM_RDWR) |
| 1070 | dither_init (psf, SFM_READ) ; |
| 1071 | break ; |
| 1072 | |
| 1073 | case SFC_FILE_TRUNCATE : |
| 1074 | if (psf->file.mode != SFM_WRITE && psf->file.mode != SFM_RDWR) |
| 1075 | return SF_TRUE ; |
| 1076 | if (datasize != sizeof (sf_count_t)) |
| 1077 | return SF_TRUE ; |
| 1078 | if (data == NULL || datasize != sizeof (sf_count_t)) |
| 1079 | { psf->error = SFE_BAD_COMMAND_PARAM ; |
| 1080 | return SF_FALSE ; |
| 1081 | } |
| 1082 | else |
| 1083 | { sf_count_t position ; |
| 1084 | |
| 1085 | position = *((sf_count_t*) data) ; |
| 1086 | |
| 1087 | if (sf_seek (sndfile, position, SEEK_SET) != position) |
| 1088 | return SF_TRUE ; |
| 1089 | |
| 1090 | psf->sf.frames = position ; |
| 1091 | |
| 1092 | position = psf_fseek (psf, 0, SEEK_CUR) ; |
| 1093 | |
| 1094 | return psf_ftruncate (psf, position) ; |
| 1095 | } ; |
| 1096 | break ; |
| 1097 | |
| 1098 | case SFC_SET_RAW_START_OFFSET : |
| 1099 | if (data == NULL || datasize != sizeof (sf_count_t)) |
| 1100 | return (psf->error = SFE_BAD_COMMAND_PARAM) ; |
| 1101 | |
| 1102 | if ((SF_CONTAINER (psf->sf.format)) != SF_FORMAT_RAW) |
| 1103 | return (psf->error = SFE_BAD_COMMAND_PARAM) ; |
| 1104 | |
| 1105 | psf->dataoffset = *((sf_count_t*) data) ; |
| 1106 | sf_seek (sndfile, 0, SEEK_CUR) ; |
| 1107 | break ; |
| 1108 | |
| 1109 | case SFC_GET_EMBED_FILE_INFO : |
| 1110 | if (data == NULL || datasize != sizeof (SF_EMBED_FILE_INFO)) |
| 1111 | return (psf->error = SFE_BAD_COMMAND_PARAM) ; |
| 1112 | |
| 1113 | ((SF_EMBED_FILE_INFO*) data)->offset = psf->fileoffset ; |
| 1114 | ((SF_EMBED_FILE_INFO*) data)->length = psf->filelength ; |
| 1115 | break ; |
| 1116 | |
| 1117 | /* Lite remove start */ |
| 1118 | case SFC_TEST_IEEE_FLOAT_REPLACE : |
| 1119 | psf->ieee_replace = (datasize) ? SF_TRUE : SF_FALSE ; |
| 1120 | if ((SF_CODEC (psf->sf.format)) == SF_FORMAT_FLOAT) |
| 1121 | float32_init (psf) ; |
| 1122 | else if ((SF_CODEC (psf->sf.format)) == SF_FORMAT_DOUBLE) |
| 1123 | double64_init (psf) ; |
| 1124 | else |
| 1125 | return (psf->error = SFE_BAD_COMMAND_PARAM) ; |
| 1126 | break ; |
| 1127 | /* Lite remove end */ |
| 1128 | |
| 1129 | case SFC_SET_CLIPPING : |
| 1130 | psf->add_clipping = (datasize) ? SF_TRUE : SF_FALSE ; |
| 1131 | return psf->add_clipping ; |
| 1132 | |
| 1133 | case SFC_GET_CLIPPING : |
| 1134 | return psf->add_clipping ; |
| 1135 | |
| 1136 | case SFC_GET_LOOP_INFO : |
| 1137 | if (datasize != sizeof (SF_LOOP_INFO) || data == NULL) |
| 1138 | { psf->error = SFE_BAD_COMMAND_PARAM ; |
| 1139 | return SF_FALSE ; |
| 1140 | } ; |
| 1141 | if (psf->loop_info == NULL) |
| 1142 | return SF_FALSE ; |
| 1143 | memcpy (data, psf->loop_info, sizeof (SF_LOOP_INFO)) ; |
| 1144 | return SF_TRUE ; |
| 1145 | |
| 1146 | case SFC_SET_BROADCAST_INFO : |
| 1147 | { int format = SF_CONTAINER (psf->sf.format) ; |
| 1148 | |
| 1149 | /* Only WAV and RF64 supports the BEXT (Broadcast) chunk. */ |
| 1150 | if (format != SF_FORMAT_WAV && format != SF_FORMAT_WAVEX && format != SF_FORMAT_RF64) |
| 1151 | return SF_FALSE ; |
| 1152 | } ; |
| 1153 | |
| 1154 | /* Only makes sense in SFM_WRITE or SFM_RDWR mode. */ |
| 1155 | if ((psf->file.mode != SFM_WRITE) && (psf->file.mode != SFM_RDWR)) |
| 1156 | return SF_FALSE ; |
| 1157 | /* If data has already been written this must fail. */ |
| 1158 | if (psf->broadcast_16k == NULL && psf->have_written) |
| 1159 | { psf->error = SFE_CMD_HAS_DATA ; |
| 1160 | return SF_FALSE ; |
| 1161 | } ; |
| 1162 | |
| 1163 | #if 0 |
| 1164 | if (psf->broadcast_info == NULL) |
| 1165 | psf->broadcast_info = broadcast_info_alloc () ; |
| 1166 | |
| 1167 | broadcast_info_copy (psf->broadcast_info, data) ; |
| 1168 | broadcast_add_coding_history (psf->broadcast_info, psf->sf.channels, psf->sf.samplerate, psf->sf.format) ; |
| 1169 | #else |
| 1170 | broadcast_var_set (psf, data, datasize) ; |
| 1171 | #endif |
| 1172 | |
| 1173 | if (psf->write_header) |
| 1174 | psf->write_header (psf, SF_TRUE) ; |
| 1175 | return SF_TRUE ; |
| 1176 | |
| 1177 | case SFC_GET_BROADCAST_INFO : |
| 1178 | if (data == NULL) |
| 1179 | { psf->error = SFE_BAD_COMMAND_PARAM ; |
| 1180 | return SF_FALSE ; |
| 1181 | } ; |
| 1182 | #if 0 |
| 1183 | if (psf->broadcast_info == NULL) |
| 1184 | return SF_FALSE ; |
| 1185 | return broadcast_info_copy (data, psf->broadcast_info) ; |
| 1186 | #else |
| 1187 | return broadcast_var_get (psf, data, datasize) ; |
| 1188 | #endif |
| 1189 | |
| 1190 | case SFC_GET_INSTRUMENT : |
| 1191 | if (datasize != sizeof (SF_INSTRUMENT) || data == NULL) |
| 1192 | { psf->error = SFE_BAD_COMMAND_PARAM ; |
| 1193 | return SF_FALSE ; |
| 1194 | } ; |
| 1195 | if (psf->instrument == NULL) |
| 1196 | return SF_FALSE ; |
| 1197 | memcpy (data, psf->instrument, sizeof (SF_INSTRUMENT)) ; |
| 1198 | return SF_TRUE ; |
| 1199 | |
| 1200 | case SFC_SET_INSTRUMENT : |
| 1201 | /* If data has already been written this must fail. */ |
| 1202 | if (psf->have_written) |
| 1203 | { psf->error = SFE_CMD_HAS_DATA ; |
| 1204 | return SF_FALSE ; |
| 1205 | } ; |
| 1206 | if (datasize != sizeof (SF_INSTRUMENT) || data == NULL) |
| 1207 | { psf->error = SFE_BAD_COMMAND_PARAM ; |
| 1208 | return SF_FALSE ; |
| 1209 | } ; |
| 1210 | |
| 1211 | if (psf->instrument == NULL && (psf->instrument = psf_instrument_alloc ()) == NULL) |
| 1212 | { psf->error = SFE_MALLOC_FAILED ; |
| 1213 | return SF_FALSE ; |
| 1214 | } ; |
| 1215 | memcpy (psf->instrument, data, sizeof (SF_INSTRUMENT)) ; |
| 1216 | return SF_TRUE ; |
| 1217 | |
| 1218 | case SFC_RAW_DATA_NEEDS_ENDSWAP : |
| 1219 | return psf->data_endswap ; |
| 1220 | |
| 1221 | case SFC_GET_CHANNEL_MAP_INFO : |
| 1222 | if (psf->channel_map == NULL) |
| 1223 | return SF_FALSE ; |
| 1224 | |
| 1225 | if (data == NULL || datasize != SIGNED_SIZEOF (psf->channel_map [0]) * psf->sf.channels) |
| 1226 | { psf->error = SFE_BAD_COMMAND_PARAM ; |
| 1227 | return SF_FALSE ; |
| 1228 | } ; |
| 1229 | |
| 1230 | memcpy (data, psf->channel_map, datasize) ; |
| 1231 | return SF_TRUE ; |
| 1232 | |
| 1233 | case SFC_SET_CHANNEL_MAP_INFO : |
| 1234 | if (psf->have_written) |
| 1235 | { psf->error = SFE_CMD_HAS_DATA ; |
| 1236 | return SF_FALSE ; |
| 1237 | } ; |
| 1238 | if (data == NULL || datasize != SIGNED_SIZEOF (psf->channel_map [0]) * psf->sf.channels) |
| 1239 | { psf->error = SFE_BAD_COMMAND_PARAM ; |
| 1240 | return SF_FALSE ; |
| 1241 | } ; |
| 1242 | |
| 1243 | { int *iptr ; |
| 1244 | |
| 1245 | for (iptr = data ; iptr < (int*) data + psf->sf.channels ; iptr++) |
| 1246 | { if (*iptr <= SF_CHANNEL_MAP_INVALID || *iptr >= SF_CHANNEL_MAP_MAX) |
| 1247 | { psf->error = SFE_BAD_COMMAND_PARAM ; |
| 1248 | return SF_FALSE ; |
| 1249 | } ; |
| 1250 | } ; |
| 1251 | } ; |
| 1252 | |
| 1253 | free (psf->channel_map) ; |
| 1254 | if ((psf->channel_map = malloc (datasize)) == NULL) |
| 1255 | { psf->error = SFE_MALLOC_FAILED ; |
| 1256 | return SF_FALSE ; |
| 1257 | } ; |
| 1258 | |
| 1259 | memcpy (psf->channel_map, data, datasize) ; |
| 1260 | |
| 1261 | /* |
| 1262 | ** Pass the command down to the container's command handler. |
| 1263 | ** Don't pass user data, use validated psf->channel_map data instead. |
| 1264 | */ |
| 1265 | if (psf->command) |
| 1266 | return psf->command (psf, command, NULL, 0) ; |
| 1267 | return SF_FALSE ; |
| 1268 | |
| 1269 | default : |
| 1270 | /* Must be a file specific command. Pass it on. */ |
| 1271 | if (psf->command) |
| 1272 | return psf->command (psf, command, data, datasize) ; |
| 1273 | |
| 1274 | psf_log_printf (psf, "*** sf_command : cmd = 0x%X\n", command) ; |
| 1275 | return (psf->error = SFE_BAD_COMMAND_PARAM) ; |
| 1276 | } ; |
| 1277 | |
| 1278 | return 0 ; |
| 1279 | } /* sf_command */ |
| 1280 | |
| 1281 | /*------------------------------------------------------------------------------ |
| 1282 | */ |
| 1283 | |
| 1284 | sf_count_t |
| 1285 | sf_seek (SNDFILE *sndfile, sf_count_t offset, int whence) |
| 1286 | { SF_PRIVATE *psf ; |
| 1287 | sf_count_t seek_from_start = 0, retval ; |
| 1288 | |
| 1289 | VALIDATE_SNDFILE_AND_ASSIGN_PSF (sndfile, psf, 1) ; |
| 1290 | |
| 1291 | if (! psf->sf.seekable) |
| 1292 | { psf->error = SFE_NOT_SEEKABLE ; |
| 1293 | return PSF_SEEK_ERROR ; |
| 1294 | } ; |
| 1295 | |
| 1296 | /* If the whence parameter has a mode ORed in, check to see that |
| 1297 | ** it makes sense. |
| 1298 | */ |
| 1299 | if (((whence & SFM_MASK) == SFM_WRITE && psf->file.mode == SFM_READ) || |
| 1300 | ((whence & SFM_MASK) == SFM_READ && psf->file.mode == SFM_WRITE)) |
| 1301 | { psf->error = SFE_WRONG_SEEK ; |
| 1302 | return PSF_SEEK_ERROR ; |
| 1303 | } ; |
| 1304 | |
| 1305 | /* Convert all SEEK_CUR and SEEK_END into seek_from_start to be |
| 1306 | ** used with SEEK_SET. |
| 1307 | */ |
| 1308 | switch (whence) |
| 1309 | { /* The SEEK_SET behaviour is independant of mode. */ |
| 1310 | case SEEK_SET : |
| 1311 | case SEEK_SET | SFM_READ : |
| 1312 | case SEEK_SET | SFM_WRITE : |
| 1313 | case SEEK_SET | SFM_RDWR : |
| 1314 | seek_from_start = offset ; |
| 1315 | break ; |
| 1316 | |
| 1317 | /* The SEEK_CUR is a little more tricky. */ |
| 1318 | case SEEK_CUR : |
| 1319 | if (offset == 0) |
| 1320 | { if (psf->file.mode == SFM_READ) |
| 1321 | return psf->read_current ; |
| 1322 | if (psf->file.mode == SFM_WRITE) |
| 1323 | return psf->write_current ; |
| 1324 | } ; |
| 1325 | if (psf->file.mode == SFM_READ) |
| 1326 | seek_from_start = psf->read_current + offset ; |
| 1327 | else if (psf->file.mode == SFM_WRITE || psf->file.mode == SFM_RDWR) |
| 1328 | seek_from_start = psf->write_current + offset ; |
| 1329 | else |
| 1330 | psf->error = SFE_AMBIGUOUS_SEEK ; |
| 1331 | break ; |
| 1332 | |
| 1333 | case SEEK_CUR | SFM_READ : |
| 1334 | if (offset == 0) |
| 1335 | return psf->read_current ; |
| 1336 | seek_from_start = psf->read_current + offset ; |
| 1337 | break ; |
| 1338 | |
| 1339 | case SEEK_CUR | SFM_WRITE : |
| 1340 | if (offset == 0) |
| 1341 | return psf->write_current ; |
| 1342 | seek_from_start = psf->write_current + offset ; |
| 1343 | break ; |
| 1344 | |
| 1345 | /* The SEEK_END */ |
| 1346 | case SEEK_END : |
| 1347 | case SEEK_END | SFM_READ : |
| 1348 | case SEEK_END | SFM_WRITE : |
| 1349 | seek_from_start = psf->sf.frames + offset ; |
| 1350 | break ; |
| 1351 | |
| 1352 | default : |
| 1353 | psf->error = SFE_BAD_SEEK ; |
| 1354 | break ; |
| 1355 | } ; |
| 1356 | |
| 1357 | if (psf->error) |
| 1358 | return PSF_SEEK_ERROR ; |
| 1359 | |
| 1360 | if (psf->file.mode == SFM_RDWR || psf->file.mode == SFM_WRITE) |
| 1361 | { if (seek_from_start < 0) |
| 1362 | { psf->error = SFE_BAD_SEEK ; |
| 1363 | return PSF_SEEK_ERROR ; |
| 1364 | } ; |
| 1365 | } |
| 1366 | else if (seek_from_start < 0 || seek_from_start > psf->sf.frames) |
| 1367 | { psf->error = SFE_BAD_SEEK ; |
| 1368 | return PSF_SEEK_ERROR ; |
| 1369 | } ; |
| 1370 | |
| 1371 | if (psf->seek) |
| 1372 | { int new_mode = (whence & SFM_MASK) ? (whence & SFM_MASK) : psf->file.mode ; |
| 1373 | |
| 1374 | retval = psf->seek (psf, new_mode, seek_from_start) ; |
| 1375 | |
| 1376 | switch (new_mode) |
| 1377 | { case SFM_READ : |
| 1378 | psf->read_current = retval ; |
| 1379 | break ; |
| 1380 | case SFM_WRITE : |
| 1381 | psf->write_current = retval ; |
| 1382 | break ; |
| 1383 | case SFM_RDWR : |
| 1384 | psf->read_current = retval ; |
| 1385 | psf->write_current = retval ; |
| 1386 | new_mode = SFM_READ ; |
| 1387 | break ; |
| 1388 | } ; |
| 1389 | |
| 1390 | psf->last_op = new_mode ; |
| 1391 | |
| 1392 | return retval ; |
| 1393 | } ; |
| 1394 | |
| 1395 | psf->error = SFE_AMBIGUOUS_SEEK ; |
| 1396 | return PSF_SEEK_ERROR ; |
| 1397 | } /* sf_seek */ |
| 1398 | |
| 1399 | /*------------------------------------------------------------------------------ |
| 1400 | */ |
| 1401 | |
| 1402 | const char* |
| 1403 | sf_get_string (SNDFILE *sndfile, int str_type) |
| 1404 | { SF_PRIVATE *psf ; |
| 1405 | |
| 1406 | if ((psf = (SF_PRIVATE*) sndfile) == NULL) |
| 1407 | return NULL ; |
| 1408 | if (psf->Magick != SNDFILE_MAGICK) |
| 1409 | return NULL ; |
| 1410 | |
| 1411 | return psf_get_string (psf, str_type) ; |
| 1412 | } /* sf_get_string */ |
| 1413 | |
| 1414 | int |
| 1415 | sf_set_string (SNDFILE *sndfile, int str_type, const char* str) |
| 1416 | { SF_PRIVATE *psf ; |
| 1417 | |
| 1418 | VALIDATE_SNDFILE_AND_ASSIGN_PSF (sndfile, psf, 1) ; |
| 1419 | |
| 1420 | return psf_set_string (psf, str_type, str) ; |
| 1421 | } /* sf_get_string */ |
| 1422 | |
| 1423 | /*============================================================================== |
| 1424 | */ |
| 1425 | |
| 1426 | sf_count_t |
| 1427 | sf_read_raw (SNDFILE *sndfile, void *ptr, sf_count_t bytes) |
| 1428 | { SF_PRIVATE *psf ; |
| 1429 | sf_count_t count, extra ; |
| 1430 | int bytewidth, blockwidth ; |
| 1431 | |
| 1432 | VALIDATE_SNDFILE_AND_ASSIGN_PSF (sndfile, psf, 1) ; |
| 1433 | |
| 1434 | bytewidth = (psf->bytewidth > 0) ? psf->bytewidth : 1 ; |
| 1435 | blockwidth = (psf->blockwidth > 0) ? psf->blockwidth : 1 ; |
| 1436 | |
| 1437 | if (psf->file.mode == SFM_WRITE) |
| 1438 | { psf->error = SFE_NOT_READMODE ; |
| 1439 | return 0 ; |
| 1440 | } ; |
| 1441 | |
| 1442 | if (bytes < 0 || psf->read_current >= psf->sf.frames) |
| 1443 | { psf_memset (ptr, 0, bytes) ; |
| 1444 | return 0 ; |
| 1445 | } ; |
| 1446 | |
| 1447 | if (bytes % (psf->sf.channels * bytewidth)) |
| 1448 | { psf->error = SFE_BAD_READ_ALIGN ; |
| 1449 | return 0 ; |
| 1450 | } ; |
| 1451 | |
| 1452 | if (psf->last_op != SFM_READ) |
| 1453 | if (psf->seek (psf, SFM_READ, psf->read_current) < 0) |
| 1454 | return 0 ; |
| 1455 | |
| 1456 | count = psf_fread (ptr, 1, bytes, psf) ; |
| 1457 | |
| 1458 | if (psf->read_current + count / blockwidth <= psf->sf.frames) |
| 1459 | psf->read_current += count / blockwidth ; |
| 1460 | else |
| 1461 | { count = (psf->sf.frames - psf->read_current) * blockwidth ; |
| 1462 | extra = bytes - count ; |
| 1463 | psf_memset (((char *) ptr) + count, 0, extra) ; |
| 1464 | psf->read_current = psf->sf.frames ; |
| 1465 | } ; |
| 1466 | |
| 1467 | psf->last_op = SFM_READ ; |
| 1468 | |
| 1469 | return count ; |
| 1470 | } /* sf_read_raw */ |
| 1471 | |
| 1472 | /*------------------------------------------------------------------------------ |
| 1473 | */ |
| 1474 | |
| 1475 | sf_count_t |
| 1476 | sf_read_short (SNDFILE *sndfile, short *ptr, sf_count_t len) |
| 1477 | { SF_PRIVATE *psf ; |
| 1478 | sf_count_t count, extra ; |
| 1479 | |
| 1480 | VALIDATE_SNDFILE_AND_ASSIGN_PSF (sndfile, psf, 1) ; |
| 1481 | |
| 1482 | if (psf->file.mode == SFM_WRITE) |
| 1483 | { psf->error = SFE_NOT_READMODE ; |
| 1484 | return 0 ; |
| 1485 | } ; |
| 1486 | |
| 1487 | if (len % psf->sf.channels) |
| 1488 | { psf->error = SFE_BAD_READ_ALIGN ; |
| 1489 | return 0 ; |
| 1490 | } ; |
| 1491 | |
| 1492 | if (len <= 0 || psf->read_current >= psf->sf.frames) |
| 1493 | { psf_memset (ptr, 0, len * sizeof (short)) ; |
| 1494 | return 0 ; /* End of file. */ |
| 1495 | } ; |
| 1496 | |
| 1497 | if (psf->read_short == NULL || psf->seek == NULL) |
| 1498 | { psf->error = SFE_UNIMPLEMENTED ; |
| 1499 | return 0 ; |
| 1500 | } ; |
| 1501 | |
| 1502 | if (psf->last_op != SFM_READ) |
| 1503 | if (psf->seek (psf, SFM_READ, psf->read_current) < 0) |
| 1504 | return 0 ; |
| 1505 | |
| 1506 | count = psf->read_short (psf, ptr, len) ; |
| 1507 | |
| 1508 | if (psf->read_current + count / psf->sf.channels <= psf->sf.frames) |
| 1509 | psf->read_current += count / psf->sf.channels ; |
| 1510 | else |
| 1511 | { count = (psf->sf.frames - psf->read_current) * psf->sf.channels ; |
| 1512 | extra = len - count ; |
| 1513 | psf_memset (ptr + count, 0, extra * sizeof (short)) ; |
| 1514 | psf->read_current = psf->sf.frames ; |
| 1515 | } ; |
| 1516 | |
| 1517 | psf->last_op = SFM_READ ; |
| 1518 | |
| 1519 | return count ; |
| 1520 | } /* sf_read_short */ |
| 1521 | |
| 1522 | sf_count_t |
| 1523 | sf_readf_short (SNDFILE *sndfile, short *ptr, sf_count_t frames) |
| 1524 | { SF_PRIVATE *psf ; |
| 1525 | sf_count_t count, extra ; |
| 1526 | |
| 1527 | VALIDATE_SNDFILE_AND_ASSIGN_PSF (sndfile, psf, 1) ; |
| 1528 | |
| 1529 | if (psf->file.mode == SFM_WRITE) |
| 1530 | { psf->error = SFE_NOT_READMODE ; |
| 1531 | return 0 ; |
| 1532 | } ; |
| 1533 | |
| 1534 | if (frames <= 0 || psf->read_current >= psf->sf.frames) |
| 1535 | { psf_memset (ptr, 0, frames * psf->sf.channels * sizeof (short)) ; |
| 1536 | return 0 ; /* End of file. */ |
| 1537 | } ; |
| 1538 | |
| 1539 | if (psf->read_short == NULL || psf->seek == NULL) |
| 1540 | { psf->error = SFE_UNIMPLEMENTED ; |
| 1541 | return 0 ; |
| 1542 | } ; |
| 1543 | |
| 1544 | if (psf->last_op != SFM_READ) |
| 1545 | if (psf->seek (psf, SFM_READ, psf->read_current) < 0) |
| 1546 | return 0 ; |
| 1547 | |
| 1548 | count = psf->read_short (psf, ptr, frames * psf->sf.channels) ; |
| 1549 | |
| 1550 | if (psf->read_current + count / psf->sf.channels <= psf->sf.frames) |
| 1551 | psf->read_current += count / psf->sf.channels ; |
| 1552 | else |
| 1553 | { count = (psf->sf.frames - psf->read_current) * psf->sf.channels ; |
| 1554 | extra = frames * psf->sf.channels - count ; |
| 1555 | psf_memset (ptr + count, 0, extra * sizeof (short)) ; |
| 1556 | psf->read_current = psf->sf.frames ; |
| 1557 | } ; |
| 1558 | |
| 1559 | psf->last_op = SFM_READ ; |
| 1560 | |
| 1561 | return count / psf->sf.channels ; |
| 1562 | } /* sf_readf_short */ |
| 1563 | |
| 1564 | /*------------------------------------------------------------------------------ |
| 1565 | */ |
| 1566 | |
| 1567 | sf_count_t |
| 1568 | sf_read_int (SNDFILE *sndfile, int *ptr, sf_count_t len) |
| 1569 | { SF_PRIVATE *psf ; |
| 1570 | sf_count_t count, extra ; |
| 1571 | |
| 1572 | VALIDATE_SNDFILE_AND_ASSIGN_PSF (sndfile, psf, 1) ; |
| 1573 | |
| 1574 | if (psf->file.mode == SFM_WRITE) |
| 1575 | { psf->error = SFE_NOT_READMODE ; |
| 1576 | return 0 ; |
| 1577 | } ; |
| 1578 | |
| 1579 | if (len % psf->sf.channels) |
| 1580 | { psf->error = SFE_BAD_READ_ALIGN ; |
| 1581 | return 0 ; |
| 1582 | } ; |
| 1583 | |
| 1584 | if (len <= 0 || psf->read_current >= psf->sf.frames) |
| 1585 | { psf_memset (ptr, 0, len * sizeof (int)) ; |
| 1586 | return 0 ; |
| 1587 | } ; |
| 1588 | |
| 1589 | if (psf->read_int == NULL || psf->seek == NULL) |
| 1590 | { psf->error = SFE_UNIMPLEMENTED ; |
| 1591 | return 0 ; |
| 1592 | } ; |
| 1593 | |
| 1594 | if (psf->last_op != SFM_READ) |
| 1595 | if (psf->seek (psf, SFM_READ, psf->read_current) < 0) |
| 1596 | return 0 ; |
| 1597 | |
| 1598 | count = psf->read_int (psf, ptr, len) ; |
| 1599 | |
| 1600 | if (psf->read_current + count / psf->sf.channels <= psf->sf.frames) |
| 1601 | psf->read_current += count / psf->sf.channels ; |
| 1602 | else |
| 1603 | { count = (psf->sf.frames - psf->read_current) * psf->sf.channels ; |
| 1604 | extra = len - count ; |
| 1605 | psf_memset (ptr + count, 0, extra * sizeof (int)) ; |
| 1606 | psf->read_current = psf->sf.frames ; |
| 1607 | } ; |
| 1608 | |
| 1609 | psf->last_op = SFM_READ ; |
| 1610 | |
| 1611 | return count ; |
| 1612 | } /* sf_read_int */ |
| 1613 | |
| 1614 | sf_count_t |
| 1615 | sf_readf_int (SNDFILE *sndfile, int *ptr, sf_count_t frames) |
| 1616 | { SF_PRIVATE *psf ; |
| 1617 | sf_count_t count, extra ; |
| 1618 | |
| 1619 | VALIDATE_SNDFILE_AND_ASSIGN_PSF (sndfile, psf, 1) ; |
| 1620 | |
| 1621 | if (psf->file.mode == SFM_WRITE) |
| 1622 | { psf->error = SFE_NOT_READMODE ; |
| 1623 | return 0 ; |
| 1624 | } ; |
| 1625 | |
| 1626 | if (frames <= 0 || psf->read_current >= psf->sf.frames) |
| 1627 | { psf_memset (ptr, 0, frames * psf->sf.channels * sizeof (int)) ; |
| 1628 | return 0 ; |
| 1629 | } ; |
| 1630 | |
| 1631 | if (psf->read_int == NULL || psf->seek == NULL) |
| 1632 | { psf->error = SFE_UNIMPLEMENTED ; |
| 1633 | return 0 ; |
| 1634 | } ; |
| 1635 | |
| 1636 | if (psf->last_op != SFM_READ) |
| 1637 | if (psf->seek (psf, SFM_READ, psf->read_current) < 0) |
| 1638 | return 0 ; |
| 1639 | |
| 1640 | count = psf->read_int (psf, ptr, frames * psf->sf.channels) ; |
| 1641 | |
| 1642 | if (psf->read_current + count / psf->sf.channels <= psf->sf.frames) |
| 1643 | psf->read_current += count / psf->sf.channels ; |
| 1644 | else |
| 1645 | { count = (psf->sf.frames - psf->read_current) * psf->sf.channels ; |
| 1646 | extra = frames * psf->sf.channels - count ; |
| 1647 | psf_memset (ptr + count, 0, extra * sizeof (int)) ; |
| 1648 | psf->read_current = psf->sf.frames ; |
| 1649 | } ; |
| 1650 | |
| 1651 | psf->last_op = SFM_READ ; |
| 1652 | |
| 1653 | return count / psf->sf.channels ; |
| 1654 | } /* sf_readf_int */ |
| 1655 | |
| 1656 | /*------------------------------------------------------------------------------ |
| 1657 | */ |
| 1658 | |
| 1659 | sf_count_t |
| 1660 | sf_read_float (SNDFILE *sndfile, float *ptr, sf_count_t len) |
| 1661 | { SF_PRIVATE *psf ; |
| 1662 | sf_count_t count, extra ; |
| 1663 | |
| 1664 | VALIDATE_SNDFILE_AND_ASSIGN_PSF (sndfile, psf, 1) ; |
| 1665 | |
| 1666 | if (psf->file.mode == SFM_WRITE) |
| 1667 | { psf->error = SFE_NOT_READMODE ; |
| 1668 | return 0 ; |
| 1669 | } ; |
| 1670 | |
| 1671 | if (len % psf->sf.channels) |
| 1672 | { psf->error = SFE_BAD_READ_ALIGN ; |
| 1673 | return 0 ; |
| 1674 | } ; |
| 1675 | |
| 1676 | if (len <= 0 || psf->read_current >= psf->sf.frames) |
| 1677 | { psf_memset (ptr, 0, len * sizeof (float)) ; |
| 1678 | return 0 ; |
| 1679 | } ; |
| 1680 | |
| 1681 | if (psf->read_float == NULL || psf->seek == NULL) |
| 1682 | { psf->error = SFE_UNIMPLEMENTED ; |
| 1683 | return 0 ; |
| 1684 | } ; |
| 1685 | |
| 1686 | if (psf->last_op != SFM_READ) |
| 1687 | if (psf->seek (psf, SFM_READ, psf->read_current) < 0) |
| 1688 | return 0 ; |
| 1689 | |
| 1690 | count = psf->read_float (psf, ptr, len) ; |
| 1691 | |
| 1692 | if (psf->read_current + count / psf->sf.channels <= psf->sf.frames) |
| 1693 | psf->read_current += count / psf->sf.channels ; |
| 1694 | else |
| 1695 | { count = (psf->sf.frames - psf->read_current) * psf->sf.channels ; |
| 1696 | extra = len - count ; |
| 1697 | psf_memset (ptr + count, 0, extra * sizeof (float)) ; |
| 1698 | psf->read_current = psf->sf.frames ; |
| 1699 | } ; |
| 1700 | |
| 1701 | psf->last_op = SFM_READ ; |
| 1702 | |
| 1703 | return count ; |
| 1704 | } /* sf_read_float */ |
| 1705 | |
| 1706 | sf_count_t |
| 1707 | sf_readf_float (SNDFILE *sndfile, float *ptr, sf_count_t frames) |
| 1708 | { SF_PRIVATE *psf ; |
| 1709 | sf_count_t count, extra ; |
| 1710 | |
| 1711 | VALIDATE_SNDFILE_AND_ASSIGN_PSF (sndfile, psf, 1) ; |
| 1712 | |
| 1713 | if (psf->file.mode == SFM_WRITE) |
| 1714 | { psf->error = SFE_NOT_READMODE ; |
| 1715 | return 0 ; |
| 1716 | } ; |
| 1717 | |
| 1718 | if (frames <= 0 || psf->read_current >= psf->sf.frames) |
| 1719 | { psf_memset (ptr, 0, frames * psf->sf.channels * sizeof (float)) ; |
| 1720 | return 0 ; |
| 1721 | } ; |
| 1722 | |
| 1723 | if (psf->read_float == NULL || psf->seek == NULL) |
| 1724 | { psf->error = SFE_UNIMPLEMENTED ; |
| 1725 | return 0 ; |
| 1726 | } ; |
| 1727 | |
| 1728 | if (psf->last_op != SFM_READ) |
| 1729 | if (psf->seek (psf, SFM_READ, psf->read_current) < 0) |
| 1730 | return 0 ; |
| 1731 | |
| 1732 | count = psf->read_float (psf, ptr, frames * psf->sf.channels) ; |
| 1733 | |
| 1734 | if (psf->read_current + count / psf->sf.channels <= psf->sf.frames) |
| 1735 | psf->read_current += count / psf->sf.channels ; |
| 1736 | else |
| 1737 | { count = (psf->sf.frames - psf->read_current) * psf->sf.channels ; |
| 1738 | extra = frames * psf->sf.channels - count ; |
| 1739 | psf_memset (ptr + count, 0, extra * sizeof (float)) ; |
| 1740 | psf->read_current = psf->sf.frames ; |
| 1741 | } ; |
| 1742 | |
| 1743 | psf->last_op = SFM_READ ; |
| 1744 | |
| 1745 | return count / psf->sf.channels ; |
| 1746 | } /* sf_readf_float */ |
| 1747 | |
| 1748 | /*------------------------------------------------------------------------------ |
| 1749 | */ |
| 1750 | |
| 1751 | sf_count_t |
| 1752 | sf_read_double (SNDFILE *sndfile, double *ptr, sf_count_t len) |
| 1753 | { SF_PRIVATE *psf ; |
| 1754 | sf_count_t count, extra ; |
| 1755 | |
| 1756 | VALIDATE_SNDFILE_AND_ASSIGN_PSF (sndfile, psf, 1) ; |
| 1757 | |
| 1758 | if (psf->file.mode == SFM_WRITE) |
| 1759 | { psf->error = SFE_NOT_READMODE ; |
| 1760 | return 0 ; |
| 1761 | } ; |
| 1762 | |
| 1763 | if (len % psf->sf.channels) |
| 1764 | { psf->error = SFE_BAD_READ_ALIGN ; |
| 1765 | return 0 ; |
| 1766 | } ; |
| 1767 | |
| 1768 | if (len <= 0 || psf->read_current >= psf->sf.frames) |
| 1769 | { psf_memset (ptr, 0, len * sizeof (double)) ; |
| 1770 | return 0 ; |
| 1771 | } ; |
| 1772 | |
| 1773 | if (psf->read_double == NULL || psf->seek == NULL) |
| 1774 | { psf->error = SFE_UNIMPLEMENTED ; |
| 1775 | return 0 ; |
| 1776 | } ; |
| 1777 | |
| 1778 | if (psf->last_op != SFM_READ) |
| 1779 | if (psf->seek (psf, SFM_READ, psf->read_current) < 0) |
| 1780 | return 0 ; |
| 1781 | |
| 1782 | count = psf->read_double (psf, ptr, len) ; |
| 1783 | |
| 1784 | if (psf->read_current + count / psf->sf.channels <= psf->sf.frames) |
| 1785 | psf->read_current += count / psf->sf.channels ; |
| 1786 | else |
| 1787 | { count = (psf->sf.frames - psf->read_current) * psf->sf.channels ; |
| 1788 | extra = len - count ; |
| 1789 | psf_memset (ptr + count, 0, extra * sizeof (double)) ; |
| 1790 | psf->read_current = psf->sf.frames ; |
| 1791 | } ; |
| 1792 | |
| 1793 | psf->last_op = SFM_READ ; |
| 1794 | |
| 1795 | return count ; |
| 1796 | } /* sf_read_double */ |
| 1797 | |
| 1798 | sf_count_t |
| 1799 | sf_readf_double (SNDFILE *sndfile, double *ptr, sf_count_t frames) |
| 1800 | { SF_PRIVATE *psf ; |
| 1801 | sf_count_t count, extra ; |
| 1802 | |
| 1803 | VALIDATE_SNDFILE_AND_ASSIGN_PSF (sndfile, psf, 1) ; |
| 1804 | |
| 1805 | if (psf->file.mode == SFM_WRITE) |
| 1806 | { psf->error = SFE_NOT_READMODE ; |
| 1807 | return 0 ; |
| 1808 | } ; |
| 1809 | |
| 1810 | if (frames <= 0 || psf->read_current >= psf->sf.frames) |
| 1811 | { psf_memset (ptr, 0, frames * psf->sf.channels * sizeof (double)) ; |
| 1812 | return 0 ; |
| 1813 | } ; |
| 1814 | |
| 1815 | if (psf->read_double == NULL || psf->seek == NULL) |
| 1816 | { psf->error = SFE_UNIMPLEMENTED ; |
| 1817 | return 0 ; |
| 1818 | } ; |
| 1819 | |
| 1820 | if (psf->last_op != SFM_READ) |
| 1821 | if (psf->seek (psf, SFM_READ, psf->read_current) < 0) |
| 1822 | return 0 ; |
| 1823 | |
| 1824 | count = psf->read_double (psf, ptr, frames * psf->sf.channels) ; |
| 1825 | |
| 1826 | if (psf->read_current + count / psf->sf.channels <= psf->sf.frames) |
| 1827 | psf->read_current += count / psf->sf.channels ; |
| 1828 | else |
| 1829 | { count = (psf->sf.frames - psf->read_current) * psf->sf.channels ; |
| 1830 | extra = frames * psf->sf.channels - count ; |
| 1831 | psf_memset (ptr + count, 0, extra * sizeof (double)) ; |
| 1832 | psf->read_current = psf->sf.frames ; |
| 1833 | } ; |
| 1834 | |
| 1835 | psf->last_op = SFM_READ ; |
| 1836 | |
| 1837 | return count / psf->sf.channels ; |
| 1838 | } /* sf_readf_double */ |
| 1839 | |
| 1840 | /*------------------------------------------------------------------------------ |
| 1841 | */ |
| 1842 | |
| 1843 | sf_count_t |
| 1844 | sf_write_raw (SNDFILE *sndfile, const void *ptr, sf_count_t len) |
| 1845 | { SF_PRIVATE *psf ; |
| 1846 | sf_count_t count ; |
| 1847 | int bytewidth, blockwidth ; |
| 1848 | |
| 1849 | VALIDATE_SNDFILE_AND_ASSIGN_PSF (sndfile, psf, 1) ; |
| 1850 | |
| 1851 | bytewidth = (psf->bytewidth > 0) ? psf->bytewidth : 1 ; |
| 1852 | blockwidth = (psf->blockwidth > 0) ? psf->blockwidth : 1 ; |
| 1853 | |
| 1854 | if (psf->file.mode == SFM_READ) |
| 1855 | { psf->error = SFE_NOT_WRITEMODE ; |
| 1856 | return 0 ; |
| 1857 | } ; |
| 1858 | |
| 1859 | if (len % (psf->sf.channels * bytewidth)) |
| 1860 | { psf->error = SFE_BAD_WRITE_ALIGN ; |
| 1861 | return 0 ; |
| 1862 | } ; |
| 1863 | |
| 1864 | if (psf->last_op != SFM_WRITE) |
| 1865 | if (psf->seek (psf, SFM_WRITE, psf->write_current) < 0) |
| 1866 | return 0 ; |
| 1867 | |
| 1868 | if (psf->have_written == SF_FALSE && psf->write_header != NULL) |
| 1869 | psf->write_header (psf, SF_FALSE) ; |
| 1870 | psf->have_written = SF_TRUE ; |
| 1871 | |
| 1872 | count = psf_fwrite (ptr, 1, len, psf) ; |
| 1873 | |
| 1874 | psf->write_current += count / blockwidth ; |
| 1875 | |
| 1876 | psf->last_op = SFM_WRITE ; |
| 1877 | |
| 1878 | if (psf->auto_header && psf->write_header != NULL) |
| 1879 | psf->write_header (psf, SF_TRUE) ; |
| 1880 | |
| 1881 | if (psf->write_current > psf->sf.frames) |
| 1882 | psf->sf.frames = psf->write_current ; |
| 1883 | |
| 1884 | return count ; |
| 1885 | } /* sf_write_raw */ |
| 1886 | |
| 1887 | /*------------------------------------------------------------------------------ |
| 1888 | */ |
| 1889 | |
| 1890 | sf_count_t |
| 1891 | sf_write_short (SNDFILE *sndfile, const short *ptr, sf_count_t len) |
| 1892 | { SF_PRIVATE *psf ; |
| 1893 | sf_count_t count ; |
| 1894 | |
| 1895 | VALIDATE_SNDFILE_AND_ASSIGN_PSF (sndfile, psf, 1) ; |
| 1896 | |
| 1897 | if (psf->file.mode == SFM_READ) |
| 1898 | { psf->error = SFE_NOT_WRITEMODE ; |
| 1899 | return 0 ; |
| 1900 | } ; |
| 1901 | |
| 1902 | if (len % psf->sf.channels) |
| 1903 | { psf->error = SFE_BAD_WRITE_ALIGN ; |
| 1904 | return 0 ; |
| 1905 | } ; |
| 1906 | |
| 1907 | if (psf->write_short == NULL || psf->seek == NULL) |
| 1908 | { psf->error = SFE_UNIMPLEMENTED ; |
| 1909 | return 0 ; |
| 1910 | } ; |
| 1911 | |
| 1912 | if (psf->last_op != SFM_WRITE) |
| 1913 | if (psf->seek (psf, SFM_WRITE, psf->write_current) < 0) |
| 1914 | return 0 ; |
| 1915 | |
| 1916 | if (psf->have_written == SF_FALSE && psf->write_header != NULL) |
| 1917 | psf->write_header (psf, SF_FALSE) ; |
| 1918 | psf->have_written = SF_TRUE ; |
| 1919 | |
| 1920 | count = psf->write_short (psf, ptr, len) ; |
| 1921 | |
| 1922 | psf->write_current += count / psf->sf.channels ; |
| 1923 | |
| 1924 | psf->last_op = SFM_WRITE ; |
| 1925 | |
| 1926 | if (psf->auto_header && psf->write_header != NULL) |
| 1927 | psf->write_header (psf, SF_TRUE) ; |
| 1928 | |
| 1929 | if (psf->write_current > psf->sf.frames) |
| 1930 | psf->sf.frames = psf->write_current ; |
| 1931 | |
| 1932 | return count ; |
| 1933 | } /* sf_write_short */ |
| 1934 | |
| 1935 | sf_count_t |
| 1936 | sf_writef_short (SNDFILE *sndfile, const short *ptr, sf_count_t frames) |
| 1937 | { SF_PRIVATE *psf ; |
| 1938 | sf_count_t count ; |
| 1939 | |
| 1940 | VALIDATE_SNDFILE_AND_ASSIGN_PSF (sndfile, psf, 1) ; |
| 1941 | |
| 1942 | if (psf->file.mode == SFM_READ) |
| 1943 | { psf->error = SFE_NOT_WRITEMODE ; |
| 1944 | return 0 ; |
| 1945 | } ; |
| 1946 | |
| 1947 | if (psf->write_short == NULL || psf->seek == NULL) |
| 1948 | { psf->error = SFE_UNIMPLEMENTED ; |
| 1949 | return 0 ; |
| 1950 | } ; |
| 1951 | |
| 1952 | if (psf->last_op != SFM_WRITE) |
| 1953 | if (psf->seek (psf, SFM_WRITE, psf->write_current) < 0) |
| 1954 | return 0 ; |
| 1955 | |
| 1956 | if (psf->have_written == SF_FALSE && psf->write_header != NULL) |
| 1957 | psf->write_header (psf, SF_FALSE) ; |
| 1958 | psf->have_written = SF_TRUE ; |
| 1959 | |
| 1960 | count = psf->write_short (psf, ptr, frames * psf->sf.channels) ; |
| 1961 | |
| 1962 | psf->write_current += count / psf->sf.channels ; |
| 1963 | |
| 1964 | psf->last_op = SFM_WRITE ; |
| 1965 | |
| 1966 | if (psf->auto_header && psf->write_header != NULL) |
| 1967 | psf->write_header (psf, SF_TRUE) ; |
| 1968 | |
| 1969 | if (psf->write_current > psf->sf.frames) |
| 1970 | psf->sf.frames = psf->write_current ; |
| 1971 | |
| 1972 | return count / psf->sf.channels ; |
| 1973 | } /* sf_writef_short */ |
| 1974 | |
| 1975 | /*------------------------------------------------------------------------------ |
| 1976 | */ |
| 1977 | |
| 1978 | sf_count_t |
| 1979 | sf_write_int (SNDFILE *sndfile, const int *ptr, sf_count_t len) |
| 1980 | { SF_PRIVATE *psf ; |
| 1981 | sf_count_t count ; |
| 1982 | |
| 1983 | VALIDATE_SNDFILE_AND_ASSIGN_PSF (sndfile, psf, 1) ; |
| 1984 | |
| 1985 | if (psf->file.mode == SFM_READ) |
| 1986 | { psf->error = SFE_NOT_WRITEMODE ; |
| 1987 | return 0 ; |
| 1988 | } ; |
| 1989 | |
| 1990 | if (len % psf->sf.channels) |
| 1991 | { psf->error = SFE_BAD_WRITE_ALIGN ; |
| 1992 | return 0 ; |
| 1993 | } ; |
| 1994 | |
| 1995 | if (psf->write_int == NULL || psf->seek == NULL) |
| 1996 | { psf->error = SFE_UNIMPLEMENTED ; |
| 1997 | return 0 ; |
| 1998 | } ; |
| 1999 | |
| 2000 | if (psf->last_op != SFM_WRITE) |
| 2001 | if (psf->seek (psf, SFM_WRITE, psf->write_current) < 0) |
| 2002 | return 0 ; |
| 2003 | |
| 2004 | if (psf->have_written == SF_FALSE && psf->write_header != NULL) |
| 2005 | psf->write_header (psf, SF_FALSE) ; |
| 2006 | psf->have_written = SF_TRUE ; |
| 2007 | |
| 2008 | count = psf->write_int (psf, ptr, len) ; |
| 2009 | |
| 2010 | psf->write_current += count / psf->sf.channels ; |
| 2011 | |
| 2012 | psf->last_op = SFM_WRITE ; |
| 2013 | |
| 2014 | if (psf->auto_header && psf->write_header != NULL) |
| 2015 | psf->write_header (psf, SF_TRUE) ; |
| 2016 | |
| 2017 | if (psf->write_current > psf->sf.frames) |
| 2018 | psf->sf.frames = psf->write_current ; |
| 2019 | |
| 2020 | return count ; |
| 2021 | } /* sf_write_int */ |
| 2022 | |
| 2023 | sf_count_t |
| 2024 | sf_writef_int (SNDFILE *sndfile, const int *ptr, sf_count_t frames) |
| 2025 | { SF_PRIVATE *psf ; |
| 2026 | sf_count_t count ; |
| 2027 | |
| 2028 | VALIDATE_SNDFILE_AND_ASSIGN_PSF (sndfile, psf, 1) ; |
| 2029 | |
| 2030 | if (psf->file.mode == SFM_READ) |
| 2031 | { psf->error = SFE_NOT_WRITEMODE ; |
| 2032 | return 0 ; |
| 2033 | } ; |
| 2034 | |
| 2035 | if (psf->write_int == NULL || psf->seek == NULL) |
| 2036 | { psf->error = SFE_UNIMPLEMENTED ; |
| 2037 | return 0 ; |
| 2038 | } ; |
| 2039 | |
| 2040 | if (psf->last_op != SFM_WRITE) |
| 2041 | if (psf->seek (psf, SFM_WRITE, psf->write_current) < 0) |
| 2042 | return 0 ; |
| 2043 | |
| 2044 | if (psf->have_written == SF_FALSE && psf->write_header != NULL) |
| 2045 | psf->write_header (psf, SF_FALSE) ; |
| 2046 | psf->have_written = SF_TRUE ; |
| 2047 | |
| 2048 | count = psf->write_int (psf, ptr, frames * psf->sf.channels) ; |
| 2049 | |
| 2050 | psf->write_current += count / psf->sf.channels ; |
| 2051 | |
| 2052 | psf->last_op = SFM_WRITE ; |
| 2053 | |
| 2054 | if (psf->auto_header && psf->write_header != NULL) |
| 2055 | psf->write_header (psf, SF_TRUE) ; |
| 2056 | |
| 2057 | if (psf->write_current > psf->sf.frames) |
| 2058 | psf->sf.frames = psf->write_current ; |
| 2059 | |
| 2060 | return count / psf->sf.channels ; |
| 2061 | } /* sf_writef_int */ |
| 2062 | |
| 2063 | /*------------------------------------------------------------------------------ |
| 2064 | */ |
| 2065 | |
| 2066 | sf_count_t |
| 2067 | sf_write_float (SNDFILE *sndfile, const float *ptr, sf_count_t len) |
| 2068 | { SF_PRIVATE *psf ; |
| 2069 | sf_count_t count ; |
| 2070 | |
| 2071 | VALIDATE_SNDFILE_AND_ASSIGN_PSF (sndfile, psf, 1) ; |
| 2072 | |
| 2073 | if (psf->file.mode == SFM_READ) |
| 2074 | { psf->error = SFE_NOT_WRITEMODE ; |
| 2075 | return 0 ; |
| 2076 | } ; |
| 2077 | |
| 2078 | if (len % psf->sf.channels) |
| 2079 | { psf->error = SFE_BAD_WRITE_ALIGN ; |
| 2080 | return 0 ; |
| 2081 | } ; |
| 2082 | |
| 2083 | if (psf->write_float == NULL || psf->seek == NULL) |
| 2084 | { psf->error = SFE_UNIMPLEMENTED ; |
| 2085 | return 0 ; |
| 2086 | } ; |
| 2087 | |
| 2088 | if (psf->last_op != SFM_WRITE) |
| 2089 | if (psf->seek (psf, SFM_WRITE, psf->write_current) < 0) |
| 2090 | return 0 ; |
| 2091 | |
| 2092 | if (psf->have_written == SF_FALSE && psf->write_header != NULL) |
| 2093 | psf->write_header (psf, SF_FALSE) ; |
| 2094 | psf->have_written = SF_TRUE ; |
| 2095 | |
| 2096 | count = psf->write_float (psf, ptr, len) ; |
| 2097 | |
| 2098 | psf->write_current += count / psf->sf.channels ; |
| 2099 | |
| 2100 | psf->last_op = SFM_WRITE ; |
| 2101 | |
| 2102 | if (psf->auto_header && psf->write_header != NULL) |
| 2103 | psf->write_header (psf, SF_TRUE) ; |
| 2104 | |
| 2105 | if (psf->write_current > psf->sf.frames) |
| 2106 | psf->sf.frames = psf->write_current ; |
| 2107 | |
| 2108 | return count ; |
| 2109 | } /* sf_write_float */ |
| 2110 | |
| 2111 | sf_count_t |
| 2112 | sf_writef_float (SNDFILE *sndfile, const float *ptr, sf_count_t frames) |
| 2113 | { SF_PRIVATE *psf ; |
| 2114 | sf_count_t count ; |
| 2115 | |
| 2116 | VALIDATE_SNDFILE_AND_ASSIGN_PSF (sndfile, psf, 1) ; |
| 2117 | |
| 2118 | if (psf->file.mode == SFM_READ) |
| 2119 | { psf->error = SFE_NOT_WRITEMODE ; |
| 2120 | return 0 ; |
| 2121 | } ; |
| 2122 | |
| 2123 | if (psf->write_float == NULL || psf->seek == NULL) |
| 2124 | { psf->error = SFE_UNIMPLEMENTED ; |
| 2125 | return 0 ; |
| 2126 | } ; |
| 2127 | |
| 2128 | if (psf->last_op != SFM_WRITE) |
| 2129 | if (psf->seek (psf, SFM_WRITE, psf->write_current) < 0) |
| 2130 | return 0 ; |
| 2131 | |
| 2132 | if (psf->have_written == SF_FALSE && psf->write_header != NULL) |
| 2133 | psf->write_header (psf, SF_FALSE) ; |
| 2134 | psf->have_written = SF_TRUE ; |
| 2135 | |
| 2136 | count = psf->write_float (psf, ptr, frames * psf->sf.channels) ; |
| 2137 | |
| 2138 | psf->write_current += count / psf->sf.channels ; |
| 2139 | |
| 2140 | psf->last_op = SFM_WRITE ; |
| 2141 | |
| 2142 | if (psf->auto_header && psf->write_header != NULL) |
| 2143 | psf->write_header (psf, SF_TRUE) ; |
| 2144 | |
| 2145 | if (psf->write_current > psf->sf.frames) |
| 2146 | psf->sf.frames = psf->write_current ; |
| 2147 | |
| 2148 | return count / psf->sf.channels ; |
| 2149 | } /* sf_writef_float */ |
| 2150 | |
| 2151 | /*------------------------------------------------------------------------------ |
| 2152 | */ |
| 2153 | |
| 2154 | sf_count_t |
| 2155 | sf_write_double (SNDFILE *sndfile, const double *ptr, sf_count_t len) |
| 2156 | { SF_PRIVATE *psf ; |
| 2157 | sf_count_t count ; |
| 2158 | |
| 2159 | VALIDATE_SNDFILE_AND_ASSIGN_PSF (sndfile, psf, 1) ; |
| 2160 | |
| 2161 | if (psf->file.mode == SFM_READ) |
| 2162 | { psf->error = SFE_NOT_WRITEMODE ; |
| 2163 | return 0 ; |
| 2164 | } ; |
| 2165 | |
| 2166 | if (len % psf->sf.channels) |
| 2167 | { psf->error = SFE_BAD_WRITE_ALIGN ; |
| 2168 | return 0 ; |
| 2169 | } ; |
| 2170 | |
| 2171 | if (psf->write_double == NULL || psf->seek == NULL) |
| 2172 | { psf->error = SFE_UNIMPLEMENTED ; |
| 2173 | return 0 ; |
| 2174 | } ; |
| 2175 | |
| 2176 | if (psf->last_op != SFM_WRITE) |
| 2177 | if (psf->seek (psf, SFM_WRITE, psf->write_current) < 0) |
| 2178 | return 0 ; |
| 2179 | |
| 2180 | if (psf->have_written == SF_FALSE && psf->write_header != NULL) |
| 2181 | psf->write_header (psf, SF_FALSE) ; |
| 2182 | psf->have_written = SF_TRUE ; |
| 2183 | |
| 2184 | count = psf->write_double (psf, ptr, len) ; |
| 2185 | |
| 2186 | psf->write_current += count / psf->sf.channels ; |
| 2187 | |
| 2188 | psf->last_op = SFM_WRITE ; |
| 2189 | |
| 2190 | if (psf->auto_header && psf->write_header != NULL) |
| 2191 | psf->write_header (psf, SF_TRUE) ; |
| 2192 | |
| 2193 | if (psf->write_current > psf->sf.frames) |
| 2194 | psf->sf.frames = psf->write_current ; |
| 2195 | |
| 2196 | return count ; |
| 2197 | } /* sf_write_double */ |
| 2198 | |
| 2199 | sf_count_t |
| 2200 | sf_writef_double (SNDFILE *sndfile, const double *ptr, sf_count_t frames) |
| 2201 | { SF_PRIVATE *psf ; |
| 2202 | sf_count_t count ; |
| 2203 | |
| 2204 | VALIDATE_SNDFILE_AND_ASSIGN_PSF (sndfile, psf, 1) ; |
| 2205 | |
| 2206 | if (psf->file.mode == SFM_READ) |
| 2207 | { psf->error = SFE_NOT_WRITEMODE ; |
| 2208 | return 0 ; |
| 2209 | } ; |
| 2210 | |
| 2211 | if (psf->write_double == NULL || psf->seek == NULL) |
| 2212 | { psf->error = SFE_UNIMPLEMENTED ; |
| 2213 | return 0 ; |
| 2214 | } ; |
| 2215 | |
| 2216 | if (psf->last_op != SFM_WRITE) |
| 2217 | if (psf->seek (psf, SFM_WRITE, psf->write_current) < 0) |
| 2218 | return 0 ; |
| 2219 | |
| 2220 | if (psf->have_written == SF_FALSE && psf->write_header != NULL) |
| 2221 | psf->write_header (psf, SF_FALSE) ; |
| 2222 | psf->have_written = SF_TRUE ; |
| 2223 | |
| 2224 | count = psf->write_double (psf, ptr, frames * psf->sf.channels) ; |
| 2225 | |
| 2226 | psf->write_current += count / psf->sf.channels ; |
| 2227 | |
| 2228 | psf->last_op = SFM_WRITE ; |
| 2229 | |
| 2230 | if (psf->auto_header && psf->write_header != NULL) |
| 2231 | psf->write_header (psf, SF_TRUE) ; |
| 2232 | |
| 2233 | if (psf->write_current > psf->sf.frames) |
| 2234 | psf->sf.frames = psf->write_current ; |
| 2235 | |
| 2236 | return count / psf->sf.channels ; |
| 2237 | } /* sf_writef_double */ |
| 2238 | |
| 2239 | /*========================================================================= |
| 2240 | ** Private functions. |
| 2241 | */ |
| 2242 | |
| 2243 | static int |
| 2244 | try_resource_fork (SF_PRIVATE * psf) |
| 2245 | { int old_error = psf->error ; |
| 2246 | |
| 2247 | /* Set READ mode now, to see if resource fork exists. */ |
| 2248 | psf->rsrc.mode = SFM_READ ; |
| 2249 | if (psf_open_rsrc (psf) != 0) |
| 2250 | { psf->error = old_error ; |
| 2251 | return 0 ; |
| 2252 | } ; |
| 2253 | |
| 2254 | /* More checking here. */ |
| 2255 | psf_log_printf (psf, "Resource fork : %s\n", psf->rsrc.path.c) ; |
| 2256 | |
| 2257 | return SF_FORMAT_SD2 ; |
| 2258 | } /* try_resource_fork */ |
| 2259 | |
| 2260 | static int |
| 2261 | format_from_extension (SF_PRIVATE *psf) |
| 2262 | { char *cptr ; |
| 2263 | char buffer [16] ; |
| 2264 | int format = 0 ; |
| 2265 | |
| 2266 | if ((cptr = strrchr (psf->file.name.c, '.')) == NULL) |
| 2267 | return 0 ; |
| 2268 | |
| 2269 | cptr ++ ; |
| 2270 | if (strlen (cptr) > sizeof (buffer) - 1) |
| 2271 | return 0 ; |
| 2272 | |
| 2273 | psf_strlcpy (buffer, sizeof (buffer), cptr) ; |
| 2274 | buffer [sizeof (buffer) - 1] = 0 ; |
| 2275 | |
| 2276 | /* Convert everything in the buffer to lower case. */ |
| 2277 | cptr = buffer ; |
| 2278 | while (*cptr) |
| 2279 | { *cptr = tolower (*cptr) ; |
| 2280 | cptr ++ ; |
| 2281 | } ; |
| 2282 | |
| 2283 | cptr = buffer ; |
| 2284 | |
| 2285 | if (strcmp (cptr, "au") == 0) |
| 2286 | { psf->sf.channels = 1 ; |
| 2287 | psf->sf.samplerate = 8000 ; |
| 2288 | format = SF_FORMAT_RAW | SF_FORMAT_ULAW ; |
| 2289 | } |
| 2290 | else if (strcmp (cptr, "snd") == 0) |
| 2291 | { psf->sf.channels = 1 ; |
| 2292 | psf->sf.samplerate = 8000 ; |
| 2293 | format = SF_FORMAT_RAW | SF_FORMAT_ULAW ; |
| 2294 | } |
| 2295 | |
| 2296 | else if (strcmp (cptr, "vox") == 0 || strcmp (cptr, "vox8") == 0) |
| 2297 | { psf->sf.channels = 1 ; |
| 2298 | psf->sf.samplerate = 8000 ; |
| 2299 | format = SF_FORMAT_RAW | SF_FORMAT_VOX_ADPCM ; |
| 2300 | } |
| 2301 | else if (strcmp (cptr, "vox6") == 0) |
| 2302 | { psf->sf.channels = 1 ; |
| 2303 | psf->sf.samplerate = 6000 ; |
| 2304 | format = SF_FORMAT_RAW | SF_FORMAT_VOX_ADPCM ; |
| 2305 | } |
| 2306 | else if (strcmp (cptr, "gsm") == 0) |
| 2307 | { psf->sf.channels = 1 ; |
| 2308 | psf->sf.samplerate = 8000 ; |
| 2309 | format = SF_FORMAT_RAW | SF_FORMAT_GSM610 ; |
| 2310 | } |
| 2311 | |
| 2312 | /* For RAW files, make sure the dataoffset if set correctly. */ |
| 2313 | if ((SF_CONTAINER (format)) == SF_FORMAT_RAW) |
| 2314 | psf->dataoffset = 0 ; |
| 2315 | |
| 2316 | return format ; |
| 2317 | } /* format_from_extension */ |
| 2318 | |
| 2319 | static int |
| 2320 | guess_file_type (SF_PRIVATE *psf) |
| 2321 | { int buffer [3], format ; |
| 2322 | |
| 2323 | if (psf_binheader_readf (psf, "b", &buffer, SIGNED_SIZEOF (buffer)) != SIGNED_SIZEOF (buffer)) |
| 2324 | { psf->error = SFE_BAD_FILE_READ ; |
| 2325 | return 0 ; |
| 2326 | } ; |
| 2327 | |
| 2328 | if ((buffer [0] == MAKE_MARKER ('R', 'I', 'F', 'F') || buffer [0] == MAKE_MARKER ('R', 'I', 'F', 'X')) |
| 2329 | && buffer [2] == MAKE_MARKER ('W', 'A', 'V', 'E')) |
| 2330 | return SF_FORMAT_WAV ; |
| 2331 | |
| 2332 | if (buffer [0] == MAKE_MARKER ('F', 'O', 'R', 'M')) |
| 2333 | { if (buffer [2] == MAKE_MARKER ('A', 'I', 'F', 'F') || buffer [2] == MAKE_MARKER ('A', 'I', 'F', 'C')) |
| 2334 | return SF_FORMAT_AIFF ; |
| 2335 | if (buffer [2] == MAKE_MARKER ('8', 'S', 'V', 'X') || buffer [2] == MAKE_MARKER ('1', '6', 'S', 'V')) |
| 2336 | return SF_FORMAT_SVX ; |
| 2337 | return 0 ; |
| 2338 | } ; |
| 2339 | |
| 2340 | if (buffer [0] == MAKE_MARKER ('.', 's', 'n', 'd') || buffer [0] == MAKE_MARKER ('d', 'n', 's', '.')) |
| 2341 | return SF_FORMAT_AU ; |
| 2342 | |
| 2343 | if ((buffer [0] == MAKE_MARKER ('f', 'a', 'p', ' ') || buffer [0] == MAKE_MARKER (' ', 'p', 'a', 'f'))) |
| 2344 | return SF_FORMAT_PAF ; |
| 2345 | |
| 2346 | if (buffer [0] == MAKE_MARKER ('N', 'I', 'S', 'T')) |
| 2347 | return SF_FORMAT_NIST ; |
| 2348 | |
| 2349 | if (buffer [0] == MAKE_MARKER ('C', 'r', 'e', 'a') && buffer [1] == MAKE_MARKER ('t', 'i', 'v', 'e')) |
| 2350 | return SF_FORMAT_VOC ; |
| 2351 | |
| 2352 | if ((buffer [0] & MAKE_MARKER (0xFF, 0xFF, 0xF8, 0xFF)) == MAKE_MARKER (0x64, 0xA3, 0x00, 0x00) || |
| 2353 | (buffer [0] & MAKE_MARKER (0xFF, 0xF8, 0xFF, 0xFF)) == MAKE_MARKER (0x00, 0x00, 0xA3, 0x64)) |
| 2354 | return SF_FORMAT_IRCAM ; |
| 2355 | |
| 2356 | if (buffer [0] == MAKE_MARKER ('r', 'i', 'f', 'f')) |
| 2357 | return SF_FORMAT_W64 ; |
| 2358 | |
| 2359 | if (buffer [0] == MAKE_MARKER (0, 0, 0x03, 0xE8) && buffer [1] == MAKE_MARKER (0, 0, 0, 1) && |
| 2360 | buffer [2] == MAKE_MARKER (0, 0, 0, 1)) |
| 2361 | return SF_FORMAT_MAT4 ; |
| 2362 | |
| 2363 | if (buffer [0] == MAKE_MARKER (0, 0, 0, 0) && buffer [1] == MAKE_MARKER (1, 0, 0, 0) && |
| 2364 | buffer [2] == MAKE_MARKER (1, 0, 0, 0)) |
| 2365 | return SF_FORMAT_MAT4 ; |
| 2366 | |
| 2367 | if (buffer [0] == MAKE_MARKER ('M', 'A', 'T', 'L') && buffer [1] == MAKE_MARKER ('A', 'B', ' ', '5')) |
| 2368 | return SF_FORMAT_MAT5 ; |
| 2369 | |
| 2370 | if (buffer [0] == MAKE_MARKER ('P', 'V', 'F', '1')) |
| 2371 | return SF_FORMAT_PVF ; |
| 2372 | |
| 2373 | if (buffer [0] == MAKE_MARKER ('E', 'x', 't', 'e') && buffer [1] == MAKE_MARKER ('n', 'd', 'e', 'd') && |
| 2374 | buffer [2] == MAKE_MARKER (' ', 'I', 'n', 's')) |
| 2375 | return SF_FORMAT_XI ; |
| 2376 | |
| 2377 | if (buffer [0] == MAKE_MARKER ('c', 'a', 'f', 'f') && buffer [2] == MAKE_MARKER ('d', 'e', 's', 'c')) |
| 2378 | return SF_FORMAT_CAF ; |
| 2379 | |
| 2380 | if (buffer [0] == MAKE_MARKER ('O', 'g', 'g', 'S')) |
| 2381 | return SF_FORMAT_OGG ; |
| 2382 | |
| 2383 | if (buffer [0] == MAKE_MARKER ('A', 'L', 'a', 'w') && buffer [1] == MAKE_MARKER ('S', 'o', 'u', 'n') |
| 2384 | && buffer [2] == MAKE_MARKER ('d', 'F', 'i', 'l')) |
| 2385 | return SF_FORMAT_WVE ; |
| 2386 | |
| 2387 | if (buffer [0] == MAKE_MARKER ('D', 'i', 'a', 'm') && buffer [1] == MAKE_MARKER ('o', 'n', 'd', 'W') |
| 2388 | && buffer [2] == MAKE_MARKER ('a', 'r', 'e', ' ')) |
| 2389 | return SF_FORMAT_DWD ; |
| 2390 | |
| 2391 | if (buffer [0] == MAKE_MARKER ('L', 'M', '8', '9') || buffer [0] == MAKE_MARKER ('5', '3', 0, 0)) |
| 2392 | return SF_FORMAT_TXW ; |
| 2393 | |
| 2394 | if ((buffer [0] & MAKE_MARKER (0xFF, 0xFF, 0x80, 0xFF)) == MAKE_MARKER (0xF0, 0x7E, 0, 0x01)) |
| 2395 | return SF_FORMAT_SDS ; |
| 2396 | |
| 2397 | if ((buffer [0] & MAKE_MARKER (0xFF, 0xFF, 0, 0)) == MAKE_MARKER (1, 4, 0, 0)) |
| 2398 | return SF_FORMAT_MPC2K ; |
| 2399 | |
| 2400 | if (buffer [0] == MAKE_MARKER ('C', 'A', 'T', ' ') && buffer [2] == MAKE_MARKER ('R', 'E', 'X', '2')) |
| 2401 | return SF_FORMAT_REX2 ; |
| 2402 | |
| 2403 | if (buffer [0] == MAKE_MARKER (0x30, 0x26, 0xB2, 0x75) && buffer [1] == MAKE_MARKER (0x8E, 0x66, 0xCF, 0x11)) |
| 2404 | return 0 /*-SF_FORMAT_WMA-*/ ; |
| 2405 | |
| 2406 | /* HMM (Hidden Markov Model) Tool Kit. */ |
| 2407 | if (2 * BEI2H_INT (buffer [0]) + 12 == psf->filelength && buffer [2] == MAKE_MARKER (0, 2, 0, 0)) |
| 2408 | return SF_FORMAT_HTK ; |
| 2409 | |
| 2410 | if (buffer [0] == MAKE_MARKER ('f', 'L', 'a', 'C')) |
| 2411 | return SF_FORMAT_FLAC ; |
| 2412 | |
| 2413 | if (buffer [0] == MAKE_MARKER ('2', 'B', 'I', 'T')) |
| 2414 | return SF_FORMAT_AVR ; |
| 2415 | |
| 2416 | if (buffer [0] == MAKE_MARKER ('R', 'F', '6', '4') && buffer [2] == MAKE_MARKER ('W', 'A', 'V', 'E')) |
| 2417 | return SF_FORMAT_RF64 ; |
| 2418 | |
| 2419 | if (buffer [0] == MAKE_MARKER ('I', 'D', '3', 3)) |
| 2420 | { psf_log_printf (psf, "Found 'ID3' marker.\n") ; |
| 2421 | if (id3_skip (psf)) |
| 2422 | return guess_file_type (psf) ; |
| 2423 | return 0 ; |
| 2424 | } ; |
| 2425 | |
| 2426 | /* Turtle Beach SMP 16-bit */ |
| 2427 | if (buffer [0] == MAKE_MARKER ('S', 'O', 'U', 'N') && buffer [1] == MAKE_MARKER ('D', ' ', 'S', 'A')) |
| 2428 | return 0 ; |
| 2429 | |
| 2430 | /* Yamaha sampler format. */ |
| 2431 | if (buffer [0] == MAKE_MARKER ('S', 'Y', '8', '0') || buffer [0] == MAKE_MARKER ('S', 'Y', '8', '5')) |
| 2432 | return 0 ; |
| 2433 | |
| 2434 | if (buffer [0] == MAKE_MARKER ('a', 'j', 'k', 'g')) |
| 2435 | return 0 /*-SF_FORMAT_SHN-*/ ; |
| 2436 | |
| 2437 | /* This must be the last one. */ |
| 2438 | if (psf->filelength > 0 && (format = try_resource_fork (psf)) != 0) |
| 2439 | return format ; |
| 2440 | |
| 2441 | return 0 ; |
| 2442 | } /* guess_file_type */ |
| 2443 | |
| 2444 | |
| 2445 | static int |
| 2446 | validate_sfinfo (SF_INFO *sfinfo) |
| 2447 | { if (sfinfo->samplerate < 1) |
| 2448 | return 0 ; |
| 2449 | if (sfinfo->frames < 0) |
| 2450 | return 0 ; |
| 2451 | if (sfinfo->channels < 1) |
| 2452 | return 0 ; |
| 2453 | if ((SF_CONTAINER (sfinfo->format)) == 0) |
| 2454 | return 0 ; |
| 2455 | if ((SF_CODEC (sfinfo->format)) == 0) |
| 2456 | return 0 ; |
| 2457 | if (sfinfo->sections < 1) |
| 2458 | return 0 ; |
| 2459 | return 1 ; |
| 2460 | } /* validate_sfinfo */ |
| 2461 | |
| 2462 | static int |
| 2463 | validate_psf (SF_PRIVATE *psf) |
| 2464 | { |
| 2465 | if (psf->datalength < 0) |
| 2466 | { psf_log_printf (psf, "Invalid SF_PRIVATE field : datalength == %D.\n", psf->datalength) ; |
| 2467 | return 0 ; |
| 2468 | } ; |
| 2469 | if (psf->dataoffset < 0) |
| 2470 | { psf_log_printf (psf, "Invalid SF_PRIVATE field : dataoffset == %D.\n", psf->dataoffset) ; |
| 2471 | return 0 ; |
| 2472 | } ; |
| 2473 | if (psf->blockwidth && psf->blockwidth != psf->sf.channels * psf->bytewidth) |
| 2474 | { psf_log_printf (psf, "Invalid SF_PRIVATE field : channels * bytewidth == %d.\n", |
| 2475 | psf->sf.channels * psf->bytewidth) ; |
| 2476 | return 0 ; |
| 2477 | } ; |
| 2478 | return 1 ; |
| 2479 | } /* validate_psf */ |
| 2480 | |
| 2481 | static void |
| 2482 | save_header_info (SF_PRIVATE *psf) |
| 2483 | { snprintf (sf_logbuffer, sizeof (sf_logbuffer), "%s", psf->logbuffer) ; |
| 2484 | } /* save_header_info */ |
| 2485 | |
| 2486 | static void |
| 2487 | copy_filename (SF_PRIVATE *psf, const char *path) |
| 2488 | { const char *ccptr ; |
| 2489 | char *cptr ; |
| 2490 | |
| 2491 | snprintf (psf->file.path.c, sizeof (psf->file.path.c), "%s", path) ; |
| 2492 | if ((ccptr = strrchr (path, '/')) || (ccptr = strrchr (path, '\\'))) |
| 2493 | ccptr ++ ; |
| 2494 | else |
| 2495 | ccptr = path ; |
| 2496 | |
| 2497 | snprintf (psf->file.name.c, sizeof (psf->file.name.c), "%s", ccptr) ; |
| 2498 | |
| 2499 | /* Now grab the directory. */ |
| 2500 | snprintf (psf->file.dir.c, sizeof (psf->file.dir.c), "%s", path) ; |
| 2501 | if ((cptr = strrchr (psf->file.dir.c, '/')) || (cptr = strrchr (psf->file.dir.c, '\\'))) |
| 2502 | cptr [1] = 0 ; |
| 2503 | else |
| 2504 | psf->file.dir.c [0] = 0 ; |
| 2505 | |
| 2506 | return ; |
| 2507 | } /* copy_filename */ |
| 2508 | |
| 2509 | /*============================================================================== |
| 2510 | */ |
| 2511 | |
| 2512 | static int |
| 2513 | psf_close (SF_PRIVATE *psf) |
| 2514 | { int error = 0 ; |
| 2515 | |
| 2516 | if (psf->codec_close) |
| 2517 | error = psf->codec_close (psf) ; |
| 2518 | if (psf->container_close) |
| 2519 | error = psf->container_close (psf) ; |
| 2520 | |
| 2521 | error = psf_fclose (psf) ; |
| 2522 | psf_close_rsrc (psf) ; |
| 2523 | |
| 2524 | if (psf->container_data) |
| 2525 | free (psf->container_data) ; |
| 2526 | |
| 2527 | if (psf->codec_data) |
| 2528 | free (psf->codec_data) ; |
| 2529 | |
| 2530 | if (psf->interleave) |
| 2531 | free (psf->interleave) ; |
| 2532 | |
| 2533 | if (psf->dither) |
| 2534 | free (psf->dither) ; |
| 2535 | |
| 2536 | if (psf->peak_info) |
| 2537 | free (psf->peak_info) ; |
| 2538 | |
| 2539 | if (psf->broadcast_16k) |
| 2540 | free (psf->broadcast_16k) ; |
| 2541 | |
| 2542 | if (psf->loop_info) |
| 2543 | free (psf->loop_info) ; |
| 2544 | |
| 2545 | if (psf->instrument) |
| 2546 | free (psf->instrument) ; |
| 2547 | |
| 2548 | if (psf->channel_map) |
| 2549 | free (psf->channel_map) ; |
| 2550 | |
| 2551 | if (psf->format_desc) |
| 2552 | { psf->format_desc [0] = 0 ; |
| 2553 | free (psf->format_desc) ; |
| 2554 | } ; |
| 2555 | |
| 2556 | memset (psf, 0, sizeof (SF_PRIVATE)) ; |
| 2557 | free (psf) ; |
| 2558 | |
| 2559 | return error ; |
| 2560 | } /* psf_close */ |
| 2561 | |
| 2562 | SNDFILE * |
| 2563 | psf_open_file (SF_PRIVATE *psf, SF_INFO *sfinfo) |
| 2564 | { int error, format ; |
| 2565 | |
| 2566 | sf_errno = error = 0 ; |
| 2567 | sf_logbuffer [0] = 0 ; |
Alexandre Lision | 2b23792 | 2013-09-09 16:23:02 -0400 | [diff] [blame] | 2568 | __android_log_print(3,"TAG","psf_open_file 1"); |
Alexandre Lision | 7c6f4a6 | 2013-09-05 13:27:01 -0400 | [diff] [blame] | 2569 | if (psf->error) |
| 2570 | { error = psf->error ; |
| 2571 | goto error_exit ; |
| 2572 | } ; |
Alexandre Lision | 2b23792 | 2013-09-09 16:23:02 -0400 | [diff] [blame] | 2573 | __android_log_print(3,"TAG","psf_open_file 2"); |
Alexandre Lision | 7c6f4a6 | 2013-09-05 13:27:01 -0400 | [diff] [blame] | 2574 | if (psf->file.mode != SFM_READ && psf->file.mode != SFM_WRITE && psf->file.mode != SFM_RDWR) |
| 2575 | { error = SFE_BAD_OPEN_MODE ; |
| 2576 | goto error_exit ; |
| 2577 | } ; |
Alexandre Lision | 2b23792 | 2013-09-09 16:23:02 -0400 | [diff] [blame] | 2578 | __android_log_print(3,"TAG","psf_open_file 3"); |
Alexandre Lision | 7c6f4a6 | 2013-09-05 13:27:01 -0400 | [diff] [blame] | 2579 | if (sfinfo == NULL) |
| 2580 | { error = SFE_BAD_SF_INFO_PTR ; |
| 2581 | goto error_exit ; |
| 2582 | } ; |
Alexandre Lision | 2b23792 | 2013-09-09 16:23:02 -0400 | [diff] [blame] | 2583 | __android_log_print(3,"TAG","psf_open_file 4"); |
Alexandre Lision | 7c6f4a6 | 2013-09-05 13:27:01 -0400 | [diff] [blame] | 2584 | /* Zero out these fields. */ |
| 2585 | sfinfo->frames = 0 ; |
| 2586 | sfinfo->sections = 0 ; |
| 2587 | sfinfo->seekable = 0 ; |
| 2588 | |
| 2589 | if (psf->file.mode == SFM_READ) |
| 2590 | { if ((SF_CONTAINER (sfinfo->format)) == SF_FORMAT_RAW) |
| 2591 | { if (sf_format_check (sfinfo) == 0) |
| 2592 | { error = SFE_RAW_BAD_FORMAT ; |
| 2593 | goto error_exit ; |
| 2594 | } ; |
| 2595 | } |
| 2596 | else |
| 2597 | memset (sfinfo, 0, sizeof (SF_INFO)) ; |
| 2598 | } ; |
| 2599 | |
| 2600 | memcpy (&(psf->sf), sfinfo, sizeof (SF_INFO)) ; |
| 2601 | |
| 2602 | psf->Magick = SNDFILE_MAGICK ; |
| 2603 | psf->norm_float = SF_TRUE ; |
| 2604 | psf->norm_double = SF_TRUE ; |
| 2605 | psf->dataoffset = -1 ; |
| 2606 | psf->datalength = -1 ; |
| 2607 | psf->read_current = -1 ; |
| 2608 | psf->write_current = -1 ; |
| 2609 | psf->auto_header = SF_FALSE ; |
| 2610 | psf->rwf_endian = SF_ENDIAN_LITTLE ; |
| 2611 | psf->seek = psf_default_seek ; |
| 2612 | psf->float_int_mult = 0 ; |
| 2613 | psf->float_max = -1.0 ; |
| 2614 | |
| 2615 | /* An attempt at a per SF_PRIVATE unique id. */ |
| 2616 | psf->unique_id = psf_rand_int32 () ; |
| 2617 | |
| 2618 | psf->sf.sections = 1 ; |
| 2619 | |
| 2620 | psf->is_pipe = psf_is_pipe (psf) ; |
| 2621 | |
| 2622 | if (psf->is_pipe) |
| 2623 | { psf->sf.seekable = SF_FALSE ; |
| 2624 | psf->filelength = SF_COUNT_MAX ; |
| 2625 | } |
| 2626 | else |
| 2627 | { psf->sf.seekable = SF_TRUE ; |
| 2628 | |
| 2629 | /* File is open, so get the length. */ |
| 2630 | psf->filelength = psf_get_filelen (psf) ; |
| 2631 | } ; |
| 2632 | |
| 2633 | if (psf->fileoffset > 0) |
| 2634 | { switch (psf->file.mode) |
| 2635 | { case SFM_READ : |
| 2636 | if (psf->filelength < 44) |
| 2637 | { psf_log_printf (psf, "Short filelength: %D (fileoffset: %D)\n", psf->filelength, psf->fileoffset) ; |
| 2638 | error = SFE_BAD_OFFSET ; |
| 2639 | goto error_exit ; |
| 2640 | } ; |
| 2641 | break ; |
| 2642 | |
| 2643 | case SFM_WRITE : |
| 2644 | psf->fileoffset = 0 ; |
| 2645 | psf_fseek (psf, 0, SEEK_END) ; |
| 2646 | psf->fileoffset = psf_ftell (psf) ; |
| 2647 | break ; |
| 2648 | |
| 2649 | case SFM_RDWR : |
| 2650 | error = SFE_NO_EMBEDDED_RDWR ; |
| 2651 | goto error_exit ; |
| 2652 | } ; |
| 2653 | |
| 2654 | psf_log_printf (psf, "Embedded file offset : %D\n", psf->fileoffset) ; |
| 2655 | } ; |
| 2656 | |
| 2657 | if (psf->filelength == SF_COUNT_MAX) |
| 2658 | psf_log_printf (psf, "Length : unknown\n") ; |
| 2659 | else |
| 2660 | psf_log_printf (psf, "Length : %D\n", psf->filelength) ; |
| 2661 | |
| 2662 | if (psf->file.mode == SFM_WRITE || (psf->file.mode == SFM_RDWR && psf->filelength == 0)) |
| 2663 | { /* If the file is being opened for write or RDWR and the file is currently |
| 2664 | ** empty, then the SF_INFO struct must contain valid data. |
| 2665 | */ |
| 2666 | if ((SF_CONTAINER (psf->sf.format)) == 0) |
| 2667 | { error = SFE_ZERO_MAJOR_FORMAT ; |
| 2668 | goto error_exit ; |
| 2669 | } ; |
| 2670 | if ((SF_CODEC (psf->sf.format)) == 0) |
| 2671 | { error = SFE_ZERO_MINOR_FORMAT ; |
| 2672 | goto error_exit ; |
| 2673 | } ; |
| 2674 | |
| 2675 | if (sf_format_check (&(psf->sf)) == 0) |
| 2676 | { error = SFE_BAD_OPEN_FORMAT ; |
| 2677 | goto error_exit ; |
| 2678 | } ; |
| 2679 | } |
| 2680 | else if ((SF_CONTAINER (psf->sf.format)) != SF_FORMAT_RAW) |
| 2681 | { /* If type RAW has not been specified then need to figure out file type. */ |
| 2682 | psf->sf.format = guess_file_type (psf) ; |
| 2683 | |
| 2684 | if (psf->sf.format == 0) |
| 2685 | psf->sf.format = format_from_extension (psf) ; |
| 2686 | } ; |
| 2687 | |
| 2688 | /* Prevent unnecessary seeks */ |
| 2689 | psf->last_op = psf->file.mode ; |
| 2690 | |
| 2691 | /* Set bytewidth if known. */ |
| 2692 | switch (SF_CODEC (psf->sf.format)) |
| 2693 | { case SF_FORMAT_PCM_S8 : |
| 2694 | case SF_FORMAT_PCM_U8 : |
| 2695 | case SF_FORMAT_ULAW : |
| 2696 | case SF_FORMAT_ALAW : |
| 2697 | case SF_FORMAT_DPCM_8 : |
| 2698 | psf->bytewidth = 1 ; |
| 2699 | break ; |
| 2700 | |
| 2701 | case SF_FORMAT_PCM_16 : |
| 2702 | case SF_FORMAT_DPCM_16 : |
| 2703 | psf->bytewidth = 2 ; |
| 2704 | break ; |
| 2705 | |
| 2706 | case SF_FORMAT_PCM_24 : |
| 2707 | psf->bytewidth = 3 ; |
| 2708 | break ; |
| 2709 | |
| 2710 | case SF_FORMAT_PCM_32 : |
| 2711 | case SF_FORMAT_FLOAT : |
| 2712 | psf->bytewidth = 4 ; |
| 2713 | break ; |
| 2714 | |
| 2715 | case SF_FORMAT_DOUBLE : |
| 2716 | psf->bytewidth = 8 ; |
| 2717 | break ; |
| 2718 | } ; |
| 2719 | |
| 2720 | /* Call the initialisation function for the relevant file type. */ |
| 2721 | switch (SF_CONTAINER (psf->sf.format)) |
| 2722 | { case SF_FORMAT_WAV : |
| 2723 | case SF_FORMAT_WAVEX : |
| 2724 | error = wav_open (psf) ; |
| 2725 | break ; |
| 2726 | |
| 2727 | case SF_FORMAT_AIFF : |
| 2728 | error = aiff_open (psf) ; |
| 2729 | break ; |
| 2730 | |
| 2731 | case SF_FORMAT_AU : |
| 2732 | error = au_open (psf) ; |
| 2733 | break ; |
| 2734 | |
| 2735 | case SF_FORMAT_RAW : |
| 2736 | error = raw_open (psf) ; |
| 2737 | break ; |
| 2738 | |
| 2739 | case SF_FORMAT_W64 : |
| 2740 | error = w64_open (psf) ; |
| 2741 | break ; |
| 2742 | |
| 2743 | case SF_FORMAT_RF64 : |
| 2744 | error = rf64_open (psf) ; |
| 2745 | break ; |
| 2746 | |
| 2747 | /* Lite remove start */ |
| 2748 | case SF_FORMAT_PAF : |
| 2749 | error = paf_open (psf) ; |
| 2750 | break ; |
| 2751 | |
| 2752 | case SF_FORMAT_SVX : |
| 2753 | error = svx_open (psf) ; |
| 2754 | break ; |
| 2755 | |
| 2756 | case SF_FORMAT_NIST : |
| 2757 | error = nist_open (psf) ; |
| 2758 | break ; |
| 2759 | |
| 2760 | case SF_FORMAT_IRCAM : |
| 2761 | error = ircam_open (psf) ; |
| 2762 | break ; |
| 2763 | |
| 2764 | case SF_FORMAT_VOC : |
| 2765 | error = voc_open (psf) ; |
| 2766 | break ; |
| 2767 | |
| 2768 | case SF_FORMAT_SDS : |
| 2769 | error = sds_open (psf) ; |
| 2770 | break ; |
| 2771 | |
| 2772 | case SF_FORMAT_OGG : |
| 2773 | error = ogg_open (psf) ; |
| 2774 | break ; |
| 2775 | |
| 2776 | case SF_FORMAT_TXW : |
| 2777 | error = txw_open (psf) ; |
| 2778 | break ; |
| 2779 | |
| 2780 | case SF_FORMAT_WVE : |
| 2781 | error = wve_open (psf) ; |
| 2782 | break ; |
| 2783 | |
| 2784 | case SF_FORMAT_DWD : |
| 2785 | error = dwd_open (psf) ; |
| 2786 | break ; |
| 2787 | |
| 2788 | case SF_FORMAT_MAT4 : |
| 2789 | error = mat4_open (psf) ; |
| 2790 | break ; |
| 2791 | |
| 2792 | case SF_FORMAT_MAT5 : |
| 2793 | error = mat5_open (psf) ; |
| 2794 | break ; |
| 2795 | |
| 2796 | case SF_FORMAT_PVF : |
| 2797 | error = pvf_open (psf) ; |
| 2798 | break ; |
| 2799 | |
| 2800 | case SF_FORMAT_XI : |
| 2801 | error = xi_open (psf) ; |
| 2802 | break ; |
| 2803 | |
| 2804 | case SF_FORMAT_HTK : |
| 2805 | error = htk_open (psf) ; |
| 2806 | break ; |
| 2807 | |
| 2808 | case SF_FORMAT_SD2 : |
| 2809 | error = sd2_open (psf) ; |
| 2810 | break ; |
| 2811 | |
| 2812 | case SF_FORMAT_REX2 : |
| 2813 | error = rx2_open (psf) ; |
| 2814 | break ; |
| 2815 | |
| 2816 | case SF_FORMAT_AVR : |
| 2817 | error = avr_open (psf) ; |
| 2818 | break ; |
| 2819 | |
| 2820 | case SF_FORMAT_FLAC : |
| 2821 | error = flac_open (psf) ; |
| 2822 | break ; |
| 2823 | |
| 2824 | case SF_FORMAT_CAF : |
| 2825 | error = caf_open (psf) ; |
| 2826 | break ; |
| 2827 | |
| 2828 | case SF_FORMAT_MPC2K : |
| 2829 | error = mpc2k_open (psf) ; |
| 2830 | break ; |
| 2831 | |
| 2832 | /* Lite remove end */ |
| 2833 | |
| 2834 | default : |
| 2835 | error = SFE_UNKNOWN_FORMAT ; |
| 2836 | } ; |
| 2837 | |
| 2838 | if (error) |
| 2839 | goto error_exit ; |
| 2840 | |
| 2841 | /* For now, check whether embedding is supported. */ |
| 2842 | format = SF_CONTAINER (psf->sf.format) ; |
| 2843 | if (psf->fileoffset > 0) |
| 2844 | { switch (format) |
| 2845 | { case SF_FORMAT_WAV : |
| 2846 | case SF_FORMAT_WAVEX : |
| 2847 | case SF_FORMAT_AIFF : |
| 2848 | case SF_FORMAT_AU : |
| 2849 | /* Actual embedded files. */ |
| 2850 | break ; |
| 2851 | |
| 2852 | case SF_FORMAT_FLAC : |
| 2853 | /* Flac with an ID3v2 header? */ |
| 2854 | break ; |
| 2855 | |
| 2856 | default : |
| 2857 | error = SFE_NO_EMBED_SUPPORT ; |
| 2858 | goto error_exit ; |
| 2859 | } ; |
| 2860 | } ; |
| 2861 | |
| 2862 | if (psf->fileoffset > 0) |
| 2863 | psf_log_printf (psf, "Embedded file length : %D\n", psf->filelength) ; |
| 2864 | |
| 2865 | if (psf->file.mode == SFM_RDWR && sf_format_check (&(psf->sf)) == 0) |
| 2866 | { error = SFE_BAD_MODE_RW ; |
| 2867 | goto error_exit ; |
| 2868 | } ; |
| 2869 | |
| 2870 | if (validate_sfinfo (&(psf->sf)) == 0) |
| 2871 | { psf_log_SF_INFO (psf) ; |
| 2872 | save_header_info (psf) ; |
| 2873 | error = SFE_BAD_SF_INFO ; |
| 2874 | goto error_exit ; |
| 2875 | } ; |
| 2876 | |
| 2877 | if (validate_psf (psf) == 0) |
| 2878 | { save_header_info (psf) ; |
| 2879 | error = SFE_INTERNAL ; |
| 2880 | goto error_exit ; |
| 2881 | } ; |
| 2882 | |
| 2883 | psf->read_current = 0 ; |
| 2884 | psf->write_current = 0 ; |
| 2885 | if (psf->file.mode == SFM_RDWR) |
| 2886 | { psf->write_current = psf->sf.frames ; |
| 2887 | psf->have_written = psf->sf.frames > 0 ? SF_TRUE : SF_FALSE ; |
| 2888 | } ; |
| 2889 | |
| 2890 | memcpy (sfinfo, &(psf->sf), sizeof (SF_INFO)) ; |
| 2891 | |
| 2892 | memcpy (sfinfo, &(psf->sf), sizeof (SF_INFO)) ; |
| 2893 | |
| 2894 | return (SNDFILE *) psf ; |
| 2895 | |
| 2896 | error_exit : |
| 2897 | sf_errno = error ; |
| 2898 | |
| 2899 | if (error == SFE_SYSTEM) |
| 2900 | snprintf (sf_syserr, sizeof (sf_syserr), "%s", psf->syserr) ; |
| 2901 | snprintf (sf_logbuffer, sizeof (sf_logbuffer), "%s", psf->logbuffer) ; |
| 2902 | |
| 2903 | switch (error) |
| 2904 | { case SF_ERR_SYSTEM : |
| 2905 | case SF_ERR_UNSUPPORTED_ENCODING : |
| 2906 | case SFE_UNIMPLEMENTED : |
| 2907 | break ; |
| 2908 | |
| 2909 | case SFE_RAW_BAD_FORMAT : |
| 2910 | break ; |
| 2911 | |
| 2912 | default : |
| 2913 | if (psf->file.mode == SFM_READ) |
| 2914 | { psf_log_printf (psf, "Parse error : %s\n", sf_error_number (error)) ; |
| 2915 | error = SF_ERR_MALFORMED_FILE ; |
| 2916 | } ; |
| 2917 | } ; |
| 2918 | |
| 2919 | psf_close (psf) ; |
| 2920 | return NULL ; |
| 2921 | } /* psf_open_file */ |
| 2922 | |