1 /* 2 Audio File Library 3 Copyright (C) 1998-2000, 2010-2011, Michael Pruett <michael (at) 68k.org> 4 5 This library is free software; you can redistribute it and/or 6 modify it under the terms of the GNU Library General Public 7 License as published by the Free Software Foundation; either 8 version 2 of the License, or (at your option) any later version. 9 10 This library is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 Library General Public License for more details. 14 15 You should have received a copy of the GNU Library General Public 16 License along with this library; if not, write to the 17 Free Software Foundation, Inc., 59 Temple Place - Suite 330, 18 Boston, MA 02111-1307 USA. 19 */ 20 21 /* 22 audiofile.h 23 24 This file contains the public interfaces to the Audio File Library. 25 */ 26 27 #ifndef AUDIOFILE_H 28 #define AUDIOFILE_H 29 30 #include <aupvlist.h> 31 #include <stdint.h> 32 #include <sys/types.h> 33 34 #define LIBAUDIOFILE_MAJOR_VERSION 0 35 #define LIBAUDIOFILE_MINOR_VERSION 3 36 #define LIBAUDIOFILE_MICRO_VERSION 3 37 38 #ifdef __cplusplus 39 extern "C" { 40 #endif 41 42 typedef struct _AFvirtualfile AFvirtualfile; 43 44 typedef struct _AFfilesetup *AFfilesetup; 45 typedef struct _AFfilehandle *AFfilehandle; 46 typedef void (*AFerrfunc)(long, const char *); 47 48 // Define AFframecount and AFfileoffset as 64-bit signed integers. 49 #if defined(__FreeBSD__) || \ 50 defined(__DragonFly__) || \ 51 defined(__NetBSD__) || \ 52 defined(__OpenBSD__) || \ 53 defined(__APPLE__) || \ 54 defined(__sgi) || \ 55 (defined(__linux__) && defined(__LP64__)) 56 // BSD and IRIX systems define off_t as a 64-bit signed integer. 57 // Linux defines off_t as a 64-bit signed integer in LP64 mode. 58 typedef off_t AFframecount; 59 typedef off_t AFfileoffset; 60 #else 61 // For all other systems, use int64_t. 62 typedef int64_t AFframecount; 63 typedef int64_t AFfileoffset; 64 #endif 65 66 #define AF_NULL_FILESETUP ((struct _AFfilesetup *) 0) 67 #define AF_NULL_FILEHANDLE ((struct _AFfilehandle *) 0) 68 69 #define AF_ERR_BASE 3000 70 71 enum 72 { 73 AF_DEFAULT_TRACK = 1001 74 }; 75 76 enum 77 { 78 AF_DEFAULT_INST = 2001 79 }; 80 81 enum 82 { 83 AF_NUM_UNLIMITED = 99999 84 }; 85 86 enum 87 { 88 AF_BYTEORDER_BIGENDIAN = 501, 89 AF_BYTEORDER_LITTLEENDIAN = 502 90 }; 91 92 enum 93 { 94 AF_FILE_UNKNOWN = -1, 95 AF_FILE_RAWDATA = 0, 96 AF_FILE_AIFFC = 1, 97 AF_FILE_AIFF = 2, 98 AF_FILE_NEXTSND = 3, 99 AF_FILE_WAVE = 4, 100 AF_FILE_BICSF = 5, 101 AF_FILE_IRCAM = AF_FILE_BICSF, 102 AF_FILE_MPEG1BITSTREAM = 6, /* not implemented */ 103 AF_FILE_SOUNDDESIGNER1 = 7, /* not implemented */ 104 AF_FILE_SOUNDDESIGNER2 = 8, /* not implemented */ 105 AF_FILE_AVR = 9, 106 AF_FILE_IFF_8SVX = 10, 107 AF_FILE_SAMPLEVISION = 11, /* not implemented */ 108 AF_FILE_VOC = 12, 109 AF_FILE_NIST_SPHERE = 13, 110 AF_FILE_SOUNDFONT2 = 14, /* not implemented */ 111 AF_FILE_CAF = 15 112 }; 113 114 enum 115 { 116 AF_LOOP_MODE_NOLOOP = 0, 117 AF_LOOP_MODE_FORW = 1, 118 AF_LOOP_MODE_FORWBAKW = 2 119 }; 120 121 enum 122 { 123 AF_SAMPFMT_TWOSCOMP = 401, /* linear two's complement */ 124 AF_SAMPFMT_UNSIGNED = 402, /* unsigned integer */ 125 AF_SAMPFMT_FLOAT = 403, /* 32-bit IEEE floating-point */ 126 AF_SAMPFMT_DOUBLE = 404 /* 64-bit IEEE double-precision floating-point */ 127 }; 128 129 enum 130 { 131 AF_INST_LOOP_OFF = 0, /* no looping */ 132 AF_INST_LOOP_CONTINUOUS = 1, /* loop continuously through decay */ 133 AF_INST_LOOP_SUSTAIN = 3 /* loop during sustain, then continue */ 134 }; 135 136 enum 137 { 138 AF_INST_MIDI_BASENOTE = 301, 139 AF_INST_NUMCENTS_DETUNE = 302, 140 AF_INST_MIDI_LONOTE = 303, 141 AF_INST_MIDI_HINOTE = 304, 142 AF_INST_MIDI_LOVELOCITY = 305, 143 AF_INST_MIDI_HIVELOCITY = 306, 144 AF_INST_NUMDBS_GAIN = 307, 145 AF_INST_SUSLOOPID = 308, /* loop id for AIFF sustain loop */ 146 AF_INST_RELLOOPID = 309, /* loop id for AIFF release loop */ 147 AF_INST_SAMP_STARTFRAME = 310, /* start sample for this inst */ 148 AF_INST_SAMP_ENDFRAME = 311, /* end sample for this inst */ 149 AF_INST_SAMP_MODE = 312, /* looping mode for this inst */ 150 AF_INST_TRACKID = 313, 151 AF_INST_NAME = 314, /* name of this inst */ 152 AF_INST_SAMP_RATE = 315, /* sample rate of this inst's sample */ 153 AF_INST_PRESETID = 316, /* ID of preset containing this inst */ 154 AF_INST_PRESET_NAME = 317 /* name of preset containing this inst */ 155 }; 156 157 enum 158 { 159 AF_MISC_UNRECOGNIZED = 0, /* unrecognized data chunk */ 160 AF_MISC_COPY = 201, /* copyright string */ 161 AF_MISC_AUTH = 202, /* author string */ 162 AF_MISC_NAME = 203, /* name string */ 163 AF_MISC_ANNO = 204, /* annotation string */ 164 AF_MISC_APPL = 205, /* application-specific data */ 165 AF_MISC_MIDI = 206, /* MIDI exclusive data */ 166 AF_MISC_PCMMAP = 207, /* PCM mapping information (future use) */ 167 AF_MISC_NeXT = 208, /* misc binary data appended to NeXT header */ 168 AF_MISC_IRCAM_PEAKAMP = 209, /* peak amplitude information */ 169 AF_MISC_IRCAM_COMMENT = 210, /* BICSF text comment */ 170 AF_MISC_COMMENT = 210, /* general text comment */ 171 172 AF_MISC_ICMT = AF_MISC_COMMENT, /* comments chunk (WAVE format) */ 173 AF_MISC_ICRD = 211, /* creation date (WAVE format) */ 174 AF_MISC_ISFT = 212 /* software name (WAVE format) */ 175 }; 176 177 enum 178 { 179 /* supported compression schemes */ 180 AF_COMPRESSION_UNKNOWN = -1, 181 AF_COMPRESSION_NONE = 0, 182 AF_COMPRESSION_G722 = 501, 183 AF_COMPRESSION_G711_ULAW = 502, 184 AF_COMPRESSION_G711_ALAW = 503, 185 186 /* Apple proprietary AIFF-C compression schemes (not supported) */ 187 AF_COMPRESSION_APPLE_ACE2 = 504, 188 AF_COMPRESSION_APPLE_ACE8 = 505, 189 AF_COMPRESSION_APPLE_MAC3 = 506, 190 AF_COMPRESSION_APPLE_MAC6 = 507, 191 192 AF_COMPRESSION_G726 = 517, 193 AF_COMPRESSION_G728 = 518, 194 AF_COMPRESSION_DVI_AUDIO = 519, 195 AF_COMPRESSION_IMA = AF_COMPRESSION_DVI_AUDIO, 196 AF_COMPRESSION_GSM = 520, 197 AF_COMPRESSION_FS1016 = 521, 198 AF_COMPRESSION_DV = 522, 199 AF_COMPRESSION_MS_ADPCM = 523 200 }; 201 202 /* tokens for afQuery() -- see the man page for instructions */ 203 /* level 1 selectors */ 204 enum 205 { 206 AF_QUERYTYPE_INSTPARAM = 500, 207 AF_QUERYTYPE_FILEFMT = 501, 208 AF_QUERYTYPE_COMPRESSION = 502, 209 AF_QUERYTYPE_COMPRESSIONPARAM = 503, 210 AF_QUERYTYPE_MISC = 504, 211 AF_QUERYTYPE_INST = 505, 212 AF_QUERYTYPE_MARK = 506, 213 AF_QUERYTYPE_LOOP = 507 214 }; 215 216 /* level 2 selectors */ 217 enum 218 { 219 AF_QUERY_NAME = 600, /* get name (1-3 words) */ 220 AF_QUERY_DESC = 601, /* get description */ 221 AF_QUERY_LABEL = 602, /* get 4- or 5-char label */ 222 AF_QUERY_TYPE = 603, /* get type token */ 223 AF_QUERY_DEFAULT = 604, /* dflt. value for param */ 224 AF_QUERY_ID_COUNT = 605, /* get number of ids avail. */ 225 AF_QUERY_IDS = 606, /* get array of id tokens */ 226 AF_QUERY_IMPLEMENTED = 613, /* boolean */ 227 AF_QUERY_TYPE_COUNT = 607, /* get number of types av. */ 228 AF_QUERY_TYPES = 608, /* get array of types */ 229 AF_QUERY_NATIVE_SAMPFMT = 609, /* for compression */ 230 AF_QUERY_NATIVE_SAMPWIDTH = 610, 231 AF_QUERY_SQUISHFAC = 611, /* 1.0 means variable */ 232 AF_QUERY_MAX_NUMBER = 612, /* max allowed in file */ 233 AF_QUERY_SUPPORTED = 613 /* insts, loops, etc., supported? */ 234 }; 235 236 /* level 2 selectors which have sub-selectors */ 237 enum 238 { 239 AF_QUERY_TRACKS = 620, 240 AF_QUERY_CHANNELS = 621, 241 AF_QUERY_SAMPLE_SIZES = 622, 242 AF_QUERY_SAMPLE_FORMATS = 623, 243 AF_QUERY_COMPRESSION_TYPES = 624 244 }; 245 246 /* level 3 sub-selectors */ 247 enum 248 { 249 AF_QUERY_VALUE_COUNT = 650, /* number of values of the above */ 250 AF_QUERY_VALUES = 651 /* array of those values */ 251 }; 252 253 254 /* 255 Old Audio File Library error codes. These are still returned by the 256 AFerrorhandler calls, but are not used by the new digital media library 257 error reporting routines. See the bottom of this file for the new error 258 tokens. 259 */ 260 261 enum 262 { 263 AF_BAD_NOT_IMPLEMENTED = 0, /* not implemented yet */ 264 AF_BAD_FILEHANDLE = 1, /* tried to use invalid filehandle */ 265 AF_BAD_OPEN = 3, /* unix open failed */ 266 AF_BAD_CLOSE = 4, /* unix close failed */ 267 AF_BAD_READ = 5, /* unix read failed */ 268 AF_BAD_WRITE = 6, /* unix write failed */ 269 AF_BAD_LSEEK = 7, /* unix lseek failed */ 270 AF_BAD_NO_FILEHANDLE = 8, /* failed to allocate a filehandle struct */ 271 AF_BAD_ACCMODE = 10, /* unrecognized audio file access mode */ 272 AF_BAD_NOWRITEACC = 11, /* file not open for writing */ 273 AF_BAD_NOREADACC = 12, /* file not open for reading */ 274 AF_BAD_FILEFMT = 13, /* unrecognized audio file format */ 275 AF_BAD_RATE = 14, /* invalid sample rate */ 276 AF_BAD_CHANNELS = 15, /* invalid number of channels*/ 277 AF_BAD_SAMPCNT = 16, /* invalid sample count */ 278 AF_BAD_WIDTH = 17, /* invalid sample width */ 279 AF_BAD_SEEKMODE = 18, /* invalid seek mode */ 280 AF_BAD_NO_LOOPDATA = 19, /* failed to allocate loop struct */ 281 AF_BAD_MALLOC = 20, /* malloc failed somewhere */ 282 AF_BAD_LOOPID = 21, 283 AF_BAD_SAMPFMT = 22, /* bad sample format */ 284 AF_BAD_FILESETUP = 23, /* bad file setup structure*/ 285 AF_BAD_TRACKID = 24, /* no track corresponding to id */ 286 AF_BAD_NUMTRACKS = 25, /* wrong number of tracks for file format */ 287 AF_BAD_NO_FILESETUP = 26, /* failed to allocate a filesetup struct*/ 288 AF_BAD_LOOPMODE = 27, /* unrecognized loop mode value */ 289 AF_BAD_INSTID = 28, /* invalid instrument id */ 290 AF_BAD_NUMLOOPS = 29, /* bad number of loops */ 291 AF_BAD_NUMMARKS = 30, /* bad number of markers */ 292 AF_BAD_MARKID = 31, /* bad marker id */ 293 AF_BAD_MARKPOS = 32, /* invalid marker position value */ 294 AF_BAD_NUMINSTS = 33, /* invalid number of instruments */ 295 AF_BAD_NOAESDATA = 34, 296 AF_BAD_MISCID = 35, 297 AF_BAD_NUMMISC = 36, 298 AF_BAD_MISCSIZE = 37, 299 AF_BAD_MISCTYPE = 38, 300 AF_BAD_MISCSEEK = 39, 301 AF_BAD_STRLEN = 40, /* invalid string length */ 302 AF_BAD_RATECONV = 45, 303 AF_BAD_SYNCFILE = 46, 304 AF_BAD_CODEC_CONFIG = 47, /* improperly configured codec */ 305 AF_BAD_CODEC_STATE = 48, /* invalid codec state: can't recover */ 306 AF_BAD_CODEC_LICENSE = 49, /* no license available for codec */ 307 AF_BAD_CODEC_TYPE = 50, /* unsupported codec type */ 308 AF_BAD_COMPRESSION = AF_BAD_CODEC_CONFIG, /* for back compat */ 309 AF_BAD_COMPTYPE = AF_BAD_CODEC_TYPE, /* for back compat */ 310 311 AF_BAD_INSTPTYPE = 51, /* invalid instrument parameter type */ 312 AF_BAD_INSTPID = 52, /* invalid instrument parameter id */ 313 AF_BAD_BYTEORDER = 53, 314 AF_BAD_FILEFMT_PARAM = 54, /* unrecognized file format parameter */ 315 AF_BAD_COMP_PARAM = 55, /* unrecognized compression parameter */ 316 AF_BAD_DATAOFFSET = 56, /* bad data offset */ 317 AF_BAD_FRAMECNT = 57, /* bad frame count */ 318 AF_BAD_QUERYTYPE = 58, /* bad query type */ 319 AF_BAD_QUERY = 59, /* bad argument to afQuery() */ 320 AF_WARNING_CODEC_RATE = 60, /* using 8k instead of codec rate 8012 */ 321 AF_WARNING_RATECVT = 61, /* warning about rate conversion used */ 322 323 AF_BAD_HEADER = 62, /* failed to parse header */ 324 AF_BAD_FRAME = 63, /* bad frame number */ 325 AF_BAD_LOOPCOUNT = 64, /* bad loop count */ 326 AF_BAD_DMEDIA_CALL = 65, /* error in dmedia subsystem call */ 327 328 /* AIFF/AIFF-C specific errors when parsing file header */ 329 AF_BAD_AIFF_HEADER = 108, /* failed to parse chunk header */ 330 AF_BAD_AIFF_FORM = 109, /* failed to parse FORM chunk */ 331 AF_BAD_AIFF_SSND = 110, /* failed to parse SSND chunk */ 332 AF_BAD_AIFF_CHUNKID = 111, /* unrecognized AIFF/AIFF-C chunk id */ 333 AF_BAD_AIFF_COMM = 112, /* failed to parse COMM chunk */ 334 AF_BAD_AIFF_INST = 113, /* failed to parse INST chunk */ 335 AF_BAD_AIFF_MARK = 114, /* failed to parse MARK chunk */ 336 AF_BAD_AIFF_SKIP = 115, /* failed to skip unsupported chunk */ 337 AF_BAD_AIFF_LOOPMODE = 116 /* unrecognized loop mode (forw, etc)*/ 338 }; 339 340 /* new error codes which may be retrieved via dmGetError() */ 341 /* The old error tokens continue to be retrievable via the AFerrorhandler */ 342 /* AF_ERR_BASE is #defined in dmedia/dmedia.h */ 343 344 enum 345 { 346 AF_ERR_NOT_IMPLEMENTED = 0+AF_ERR_BASE, /* not implemented yet */ 347 AF_ERR_BAD_FILEHANDLE = 1+AF_ERR_BASE, /* invalid filehandle */ 348 AF_ERR_BAD_READ = 5+AF_ERR_BASE, /* unix read failed */ 349 AF_ERR_BAD_WRITE = 6+AF_ERR_BASE, /* unix write failed */ 350 AF_ERR_BAD_LSEEK = 7+AF_ERR_BASE, /* unix lseek failed */ 351 AF_ERR_BAD_ACCMODE = 10+AF_ERR_BASE, /* unrecognized audio file access mode */ 352 AF_ERR_NO_WRITEACC = 11+AF_ERR_BASE, /* file not open for writing */ 353 AF_ERR_NO_READACC = 12+AF_ERR_BASE, /* file not open for reading */ 354 AF_ERR_BAD_FILEFMT = 13+AF_ERR_BASE, /* unrecognized audio file format */ 355 AF_ERR_BAD_RATE = 14+AF_ERR_BASE, /* invalid sample rate */ 356 AF_ERR_BAD_CHANNELS = 15+AF_ERR_BASE, /* invalid # channels*/ 357 AF_ERR_BAD_SAMPCNT = 16+AF_ERR_BASE, /* invalid sample count */ 358 AF_ERR_BAD_WIDTH = 17+AF_ERR_BASE, /* invalid sample width */ 359 AF_ERR_BAD_SEEKMODE = 18+AF_ERR_BASE, /* invalid seek mode */ 360 AF_ERR_BAD_LOOPID = 21+AF_ERR_BASE, /* invalid loop id */ 361 AF_ERR_BAD_SAMPFMT = 22+AF_ERR_BASE, /* bad sample format */ 362 AF_ERR_BAD_FILESETUP = 23+AF_ERR_BASE, /* bad file setup structure*/ 363 AF_ERR_BAD_TRACKID = 24+AF_ERR_BASE, /* no track corresponding to id */ 364 AF_ERR_BAD_NUMTRACKS = 25+AF_ERR_BASE, /* wrong number of tracks for file format */ 365 AF_ERR_BAD_LOOPMODE = 27+AF_ERR_BASE, /* unrecognized loop mode symbol */ 366 AF_ERR_BAD_INSTID = 28+AF_ERR_BASE, /* invalid instrument id */ 367 AF_ERR_BAD_NUMLOOPS = 29+AF_ERR_BASE, /* bad number of loops */ 368 AF_ERR_BAD_NUMMARKS = 30+AF_ERR_BASE, /* bad number of markers */ 369 AF_ERR_BAD_MARKID = 31+AF_ERR_BASE, /* bad marker id */ 370 AF_ERR_BAD_MARKPOS = 32+AF_ERR_BASE, /* invalid marker position value */ 371 AF_ERR_BAD_NUMINSTS = 33+AF_ERR_BASE, /* invalid number of instruments */ 372 AF_ERR_BAD_NOAESDATA = 34+AF_ERR_BASE, 373 AF_ERR_BAD_MISCID = 35+AF_ERR_BASE, 374 AF_ERR_BAD_NUMMISC = 36+AF_ERR_BASE, 375 AF_ERR_BAD_MISCSIZE = 37+AF_ERR_BASE, 376 AF_ERR_BAD_MISCTYPE = 38+AF_ERR_BASE, 377 AF_ERR_BAD_MISCSEEK = 39+AF_ERR_BASE, 378 AF_ERR_BAD_STRLEN = 40+AF_ERR_BASE, /* invalid string length */ 379 AF_ERR_BAD_RATECONV = 45+AF_ERR_BASE, 380 AF_ERR_BAD_SYNCFILE = 46+AF_ERR_BASE, 381 AF_ERR_BAD_CODEC_CONFIG = 47+AF_ERR_BASE, /* improperly configured codec */ 382 AF_ERR_BAD_CODEC_TYPE = 50+AF_ERR_BASE, /* unsupported codec type */ 383 AF_ERR_BAD_INSTPTYPE = 51+AF_ERR_BASE, /* invalid instrument parameter type */ 384 AF_ERR_BAD_INSTPID = 52+AF_ERR_BASE, /* invalid instrument parameter id */ 385 386 AF_ERR_BAD_BYTEORDER = 53+AF_ERR_BASE, 387 AF_ERR_BAD_FILEFMT_PARAM = 54+AF_ERR_BASE, /* unrecognized file format parameter */ 388 AF_ERR_BAD_COMP_PARAM = 55+AF_ERR_BASE, /* unrecognized compression parameter */ 389 AF_ERR_BAD_DATAOFFSET = 56+AF_ERR_BASE, /* bad data offset */ 390 AF_ERR_BAD_FRAMECNT = 57+AF_ERR_BASE, /* bad frame count */ 391 392 AF_ERR_BAD_QUERYTYPE = 58+AF_ERR_BASE, /* bad query type */ 393 AF_ERR_BAD_QUERY = 59+AF_ERR_BASE, /* bad argument to afQuery() */ 394 AF_ERR_BAD_HEADER = 62+AF_ERR_BASE, /* failed to parse header */ 395 AF_ERR_BAD_FRAME = 63+AF_ERR_BASE, /* bad frame number */ 396 AF_ERR_BAD_LOOPCOUNT = 64+AF_ERR_BASE, /* bad loop count */ 397 398 /* AIFF/AIFF-C specific errors when parsing file header */ 399 400 AF_ERR_BAD_AIFF_HEADER = 66+AF_ERR_BASE, /* failed to parse chunk header */ 401 AF_ERR_BAD_AIFF_FORM = 67+AF_ERR_BASE, /* failed to parse FORM chunk */ 402 AF_ERR_BAD_AIFF_SSND = 68+AF_ERR_BASE, /* failed to parse SSND chunk */ 403 AF_ERR_BAD_AIFF_CHUNKID = 69+AF_ERR_BASE, /* unrecognized AIFF/AIFF-C chunk id */ 404 AF_ERR_BAD_AIFF_COMM = 70+AF_ERR_BASE, /* failed to parse COMM chunk */ 405 AF_ERR_BAD_AIFF_INST = 71+AF_ERR_BASE, /* failed to parse INST chunk */ 406 AF_ERR_BAD_AIFF_MARK = 72+AF_ERR_BASE, /* failed to parse MARK chunk */ 407 AF_ERR_BAD_AIFF_SKIP = 73+AF_ERR_BASE, /* failed to skip unsupported chunk */ 408 AF_ERR_BAD_AIFF_LOOPMODE = 74+AF_ERR_BASE /* unrecognized loop mode (forw, etc) */ 409 }; 410 411 412 /* global routines */ 413 AFerrfunc afSetErrorHandler (AFerrfunc efunc); 414 415 /* query routines */ 416 AUpvlist afQuery (int querytype, int arg1, int arg2, int arg3, int arg4); 417 long afQueryLong (int querytype, int arg1, int arg2, int arg3, int arg4); 418 double afQueryDouble (int querytype, int arg1, int arg2, int arg3, int arg4); 419 void *afQueryPointer (int querytype, int arg1, int arg2, int arg3, int arg4); 420 421 /* basic operations on file handles and file setups */ 422 AFfilesetup afNewFileSetup (void); 423 void afFreeFileSetup (AFfilesetup); 424 int afIdentifyFD (int); 425 int afIdentifyNamedFD (int, const char *filename, int *implemented); 426 427 AFfilehandle afOpenFile (const char *filename, const char *mode, 428 AFfilesetup setup); 429 AFfilehandle afOpenVirtualFile (AFvirtualfile *vfile, const char *mode, 430 AFfilesetup setup); 431 AFfilehandle afOpenFD (int fd, const char *mode, AFfilesetup setup); 432 AFfilehandle afOpenNamedFD (int fd, const char *mode, AFfilesetup setup, 433 const char *filename); 434 435 void afSaveFilePosition (AFfilehandle file); 436 void afRestoreFilePosition (AFfilehandle file); 437 int afSyncFile (AFfilehandle file); 438 int afCloseFile (AFfilehandle file); 439 440 void afInitFileFormat (AFfilesetup, int format); 441 int afGetFileFormat (AFfilehandle, int *version); 442 443 /* track */ 444 void afInitTrackIDs (AFfilesetup, const int *trackids, int trackCount); 445 int afGetTrackIDs (AFfilehandle, int *trackids); 446 447 /* track data: reading, writng, seeking, sizing frames */ 448 int afReadFrames (AFfilehandle, int track, void *buffer, int frameCount); 449 int afWriteFrames (AFfilehandle, int track, const void *buffer, int frameCount); 450 AFframecount afSeekFrame (AFfilehandle, int track, AFframecount frameoffset); 451 AFframecount afTellFrame (AFfilehandle, int track); 452 AFfileoffset afGetTrackBytes (AFfilehandle, int track); 453 float afGetFrameSize (AFfilehandle, int track, int expand3to4); 454 float afGetVirtualFrameSize (AFfilehandle, int track, int expand3to4); 455 456 /* track data: AES data */ 457 /* afInitAESChannelData is obsolete -- use afInitAESChannelDataTo() */ 458 void afInitAESChannelData (AFfilesetup, int track); /* obsolete */ 459 void afInitAESChannelDataTo (AFfilesetup, int track, int willBeData); 460 int afGetAESChannelData (AFfilehandle, int track, unsigned char buf[24]); 461 void afSetAESChannelData (AFfilehandle, int track, unsigned char buf[24]); 462 463 /* track data: byte order */ 464 void afInitByteOrder (AFfilesetup, int track, int byteOrder); 465 int afGetByteOrder (AFfilehandle, int track); 466 int afSetVirtualByteOrder (AFfilehandle, int track, int byteOrder); 467 int afGetVirtualByteOrder (AFfilehandle, int track); 468 469 /* track data: number of channels */ 470 void afInitChannels (AFfilesetup, int track, int nchannels); 471 int afGetChannels (AFfilehandle, int track); 472 int afSetVirtualChannels (AFfilehandle, int track, int channelCount); 473 int afGetVirtualChannels (AFfilehandle, int track); 474 void afSetChannelMatrix (AFfilehandle, int track, double *matrix); 475 476 /* track data: sample format and sample width */ 477 void afInitSampleFormat (AFfilesetup, int track, int sampleFormat, 478 int sampleWidth); 479 void afGetSampleFormat (AFfilehandle file, int track, int *sampleFormat, 480 int *sampleWidth); 481 int afSetVirtualSampleFormat (AFfilehandle, int track, 482 int sampleFormat, int sampleWidth); 483 void afGetVirtualSampleFormat (AFfilehandle, int track, 484 int *sampleFormat, int *sampleWidth); 485 486 /* track data: sampling rate */ 487 void afInitRate (AFfilesetup, int track, double rate); 488 double afGetRate (AFfilehandle, int track); 489 490 #if 0 491 int afSetVirtualRate (AFfilehandle, int track, double rate); 492 double afGetVirtualRate (AFfilehandle, int track); 493 #endif 494 495 /* track data: compression */ 496 void afInitCompression (AFfilesetup, int track, int compression); 497 #if 0 498 void afInitCompressionParams (AFfilesetup, int track, int compression 499 AUpvlist params, int parameterCount); 500 #endif 501 502 int afGetCompression (AFfilehandle, int track); 503 #if 0 504 void afGetCompressionParams (AFfilehandle, int track, int *compression, 505 AUpvlist params, int parameterCount); 506 507 int afSetVirtualCompression (AFfilesetup, int track, int compression); 508 void afSetVirtualCompressionParams (AFfilehandle, int track, int compression, 509 AUpvlist params, int parameterCount); 510 511 int afGetVirtualCompression (AFfilesetup, int track, int compression); 512 void afGetVirtualCompressionParams (AFfilehandle, int track, int *compression, 513 AUpvlist params, int parameterCount); 514 #endif 515 516 /* track data: pcm mapping */ 517 void afInitPCMMapping (AFfilesetup filesetup, int track, 518 double slope, double intercept, double minClip, double maxClip); 519 void afGetPCMMapping (AFfilehandle file, int track, 520 double *slope, double *intercept, double *minClip, double *maxClip); 521 /* NOTE: afSetTrackPCMMapping() is special--it does not set the virtual */ 522 /* format; it changes what the AF thinks the track format is! Be careful. */ 523 int afSetTrackPCMMapping (AFfilehandle file, int track, 524 double slope, double intercept, double minClip, double maxClip); 525 /* NOTE: afSetVirtualPCMMapping() is different from afSetTrackPCMMapping(): */ 526 /* see comment for afSetTrackPCMMapping(). */ 527 int afSetVirtualPCMMapping (AFfilehandle file, int track, 528 double slope, double intercept, double minClip, double maxClip); 529 void afGetVirtualPCMMapping (AFfilehandle file, int track, 530 double *slope, double *intercept, double *minClip, double *maxClip); 531 532 /* track data: data offset within the file */ 533 /* initialize for raw reading only */ 534 void afInitDataOffset(AFfilesetup, int track, AFfileoffset offset); 535 AFfileoffset afGetDataOffset (AFfilehandle, int track); 536 537 /* track data: count of frames in file */ 538 void afInitFrameCount (AFfilesetup, int track, AFframecount frameCount); 539 AFframecount afGetFrameCount (AFfilehandle file, int track); 540 541 /* loop operations */ 542 void afInitLoopIDs (AFfilesetup, int instid, const int *ids, int nids); 543 int afGetLoopIDs (AFfilehandle, int instid, int loopids[]); 544 void afSetLoopMode (AFfilehandle, int instid, int loop, int mode); 545 int afGetLoopMode (AFfilehandle, int instid, int loopid); 546 int afSetLoopCount (AFfilehandle, int instid, int loop, int count); 547 int afGetLoopCount (AFfilehandle, int instid, int loopid); 548 void afSetLoopStart (AFfilehandle, int instid, int loopid, int markerid); 549 int afGetLoopStart (AFfilehandle, int instid, int loopid); 550 void afSetLoopEnd (AFfilehandle, int instid, int loopid, int markerid); 551 int afGetLoopEnd (AFfilehandle, int instid, int loopid); 552 553 int afSetLoopStartFrame (AFfilehandle, int instid, int loop, 554 AFframecount startFrame); 555 AFframecount afGetLoopStartFrame (AFfilehandle, int instid, int loop); 556 int afSetLoopEndFrame (AFfilehandle, int instid, int loop, 557 AFframecount startFrame); 558 AFframecount afGetLoopEndFrame (AFfilehandle, int instid, int loop); 559 560 void afSetLoopTrack (AFfilehandle, int instid, int loopid, int trackid); 561 int afGetLoopTrack (AFfilehandle, int instid, int loopid); 562 563 /* marker operations */ 564 void afInitMarkIDs (AFfilesetup, int trackid, const int *ids, int nids); 565 int afGetMarkIDs (AFfilehandle file, int trackid, int markids[]); 566 void afSetMarkPosition (AFfilehandle file, int trackid, int markid, 567 AFframecount markpos); 568 AFframecount afGetMarkPosition (AFfilehandle file, int trackid, int markid); 569 void afInitMarkName (AFfilesetup, int trackid, int marker, const char *name); 570 void afInitMarkComment (AFfilesetup, int trackid, int marker, 571 const char *comment); 572 char *afGetMarkName (AFfilehandle file, int trackid, int markid); 573 char *afGetMarkComment (AFfilehandle file, int trackid, int markid); 574 575 /* instrument operations */ 576 void afInitInstIDs (AFfilesetup, const int *ids, int nids); 577 int afGetInstIDs (AFfilehandle file, int *instids); 578 void afGetInstParams (AFfilehandle file, int instid, AUpvlist pvlist, 579 int nparams); 580 void afSetInstParams (AFfilehandle file, int instid, AUpvlist pvlist, 581 int nparams); 582 long afGetInstParamLong (AFfilehandle file, int instid, int param); 583 void afSetInstParamLong (AFfilehandle file, int instid, int param, long value); 584 585 /* miscellaneous data operations */ 586 void afInitMiscIDs (AFfilesetup, const int *ids, int nids); 587 int afGetMiscIDs (AFfilehandle, int *ids); 588 void afInitMiscType (AFfilesetup, int miscellaneousid, int type); 589 int afGetMiscType (AFfilehandle, int miscellaneousid); 590 void afInitMiscSize (AFfilesetup, int miscellaneousid, int size); 591 int afGetMiscSize (AFfilehandle, int miscellaneousid); 592 int afWriteMisc (AFfilehandle, int miscellaneousid, const void *buf, int bytes); 593 int afReadMisc (AFfilehandle, int miscellaneousid, void *buf, int bytes); 594 int afSeekMisc (AFfilehandle, int miscellaneousid, int offset); 595 596 #ifdef __cplusplus 597 } 598 #endif 599 600 #endif /* AUDIOFILE_H */ 601
