Benny Prijono | ef010c5 | 2007-03-30 10:49:46 +0000 | [diff] [blame^] | 1 | /* Copyright (C) 2002-2006 Jean-Marc Valin |
| 2 | File: speexdec.c |
| 3 | |
| 4 | Redistribution and use in source and binary forms, with or without |
| 5 | modification, are permitted provided that the following conditions |
| 6 | are met: |
| 7 | |
| 8 | - Redistributions of source code must retain the above copyright |
| 9 | notice, this list of conditions and the following disclaimer. |
| 10 | |
| 11 | - Redistributions in binary form must reproduce the above copyright |
| 12 | notice, this list of conditions and the following disclaimer in the |
| 13 | documentation and/or other materials provided with the distribution. |
| 14 | |
| 15 | - Neither the name of the Xiph.org Foundation nor the names of its |
| 16 | contributors may be used to endorse or promote products derived from |
| 17 | this software without specific prior written permission. |
| 18 | |
| 19 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 20 | ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 21 | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 22 | A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR |
| 23 | CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| 24 | EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| 25 | PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| 26 | PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF |
| 27 | LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
| 28 | NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| 29 | SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 30 | */ |
| 31 | |
| 32 | #ifdef HAVE_CONFIG_H |
| 33 | # include "config.h" |
| 34 | #endif |
| 35 | |
| 36 | #include <stdio.h> |
| 37 | #if !defined WIN32 && !defined _WIN32 |
| 38 | #include <unistd.h> |
| 39 | #include <getopt.h> |
| 40 | #endif |
| 41 | #ifndef HAVE_GETOPT_LONG |
| 42 | #include "getopt_win.h" |
| 43 | #endif |
| 44 | #include <stdlib.h> |
| 45 | #include <string.h> |
| 46 | |
| 47 | #include <speex/speex.h> |
| 48 | #include <ogg/ogg.h> |
| 49 | |
| 50 | #if defined WIN32 || defined _WIN32 |
| 51 | #include <windows.h> |
| 52 | #include "getopt_win.h" |
| 53 | #include "wave_out.h" |
| 54 | /* We need the following two to set stdout to binary */ |
| 55 | #include <io.h> |
| 56 | #include <fcntl.h> |
| 57 | #endif |
| 58 | #include <math.h> |
| 59 | |
| 60 | #ifdef __MINGW32__ |
| 61 | #include "wave_out.c" |
| 62 | #endif |
| 63 | |
| 64 | #ifdef HAVE_SYS_SOUNDCARD_H |
| 65 | #include <sys/soundcard.h> |
| 66 | #include <sys/types.h> |
| 67 | #include <sys/stat.h> |
| 68 | #include <fcntl.h> |
| 69 | #include <sys/ioctl.h> |
| 70 | |
| 71 | #elif defined HAVE_SYS_AUDIOIO_H |
| 72 | #include <sys/types.h> |
| 73 | #include <fcntl.h> |
| 74 | #include <sys/ioctl.h> |
| 75 | #include <sys/audioio.h> |
| 76 | #ifndef AUDIO_ENCODING_SLINEAR |
| 77 | #define AUDIO_ENCODING_SLINEAR AUDIO_ENCODING_LINEAR /* Solaris */ |
| 78 | #endif |
| 79 | |
| 80 | #endif |
| 81 | |
| 82 | #include <string.h> |
| 83 | #include "wav_io.h" |
| 84 | #include <speex/speex_header.h> |
| 85 | #include <speex/speex_stereo.h> |
| 86 | #include <speex/speex_callbacks.h> |
| 87 | #include "wav_io.h" |
| 88 | |
| 89 | #define MAX_FRAME_SIZE 2000 |
| 90 | |
| 91 | #define readint(buf, base) (((buf[base+3]<<24)&0xff000000)| \ |
| 92 | ((buf[base+2]<<16)&0xff0000)| \ |
| 93 | ((buf[base+1]<<8)&0xff00)| \ |
| 94 | (buf[base]&0xff)) |
| 95 | |
| 96 | static void print_comments(char *comments, int length) |
| 97 | { |
| 98 | char *c=comments; |
| 99 | int len, i, nb_fields; |
| 100 | char *end; |
| 101 | |
| 102 | if (length<8) |
| 103 | { |
| 104 | fprintf (stderr, "Invalid/corrupted comments\n"); |
| 105 | return; |
| 106 | } |
| 107 | end = c+length; |
| 108 | len=readint(c, 0); |
| 109 | c+=4; |
| 110 | if (c+len>end) |
| 111 | { |
| 112 | fprintf (stderr, "Invalid/corrupted comments\n"); |
| 113 | return; |
| 114 | } |
| 115 | fwrite(c, 1, len, stderr); |
| 116 | c+=len; |
| 117 | fprintf (stderr, "\n"); |
| 118 | if (c+4>end) |
| 119 | { |
| 120 | fprintf (stderr, "Invalid/corrupted comments\n"); |
| 121 | return; |
| 122 | } |
| 123 | nb_fields=readint(c, 0); |
| 124 | c+=4; |
| 125 | for (i=0;i<nb_fields;i++) |
| 126 | { |
| 127 | if (c+4>end) |
| 128 | { |
| 129 | fprintf (stderr, "Invalid/corrupted comments\n"); |
| 130 | return; |
| 131 | } |
| 132 | len=readint(c, 0); |
| 133 | c+=4; |
| 134 | if (c+len>end) |
| 135 | { |
| 136 | fprintf (stderr, "Invalid/corrupted comments\n"); |
| 137 | return; |
| 138 | } |
| 139 | fwrite(c, 1, len, stderr); |
| 140 | c+=len; |
| 141 | fprintf (stderr, "\n"); |
| 142 | } |
| 143 | } |
| 144 | |
| 145 | FILE *out_file_open(char *outFile, int rate, int *channels) |
| 146 | { |
| 147 | FILE *fout=NULL; |
| 148 | /*Open output file*/ |
| 149 | if (strlen(outFile)==0) |
| 150 | { |
| 151 | #if defined HAVE_SYS_SOUNDCARD_H |
| 152 | int audio_fd, format, stereo; |
| 153 | audio_fd=open("/dev/dsp", O_WRONLY); |
| 154 | if (audio_fd<0) |
| 155 | { |
| 156 | perror("Cannot open /dev/dsp"); |
| 157 | exit(1); |
| 158 | } |
| 159 | |
| 160 | format=AFMT_S16_NE; |
| 161 | if (ioctl(audio_fd, SNDCTL_DSP_SETFMT, &format)==-1) |
| 162 | { |
| 163 | perror("SNDCTL_DSP_SETFMT"); |
| 164 | close(audio_fd); |
| 165 | exit(1); |
| 166 | } |
| 167 | |
| 168 | stereo=0; |
| 169 | if (*channels==2) |
| 170 | stereo=1; |
| 171 | if (ioctl(audio_fd, SNDCTL_DSP_STEREO, &stereo)==-1) |
| 172 | { |
| 173 | perror("SNDCTL_DSP_STEREO"); |
| 174 | close(audio_fd); |
| 175 | exit(1); |
| 176 | } |
| 177 | if (stereo!=0) |
| 178 | { |
| 179 | if (*channels==1) |
| 180 | fprintf (stderr, "Cannot set mono mode, will decode in stereo\n"); |
| 181 | *channels=2; |
| 182 | } |
| 183 | |
| 184 | if (ioctl(audio_fd, SNDCTL_DSP_SPEED, &rate)==-1) |
| 185 | { |
| 186 | perror("SNDCTL_DSP_SPEED"); |
| 187 | close(audio_fd); |
| 188 | exit(1); |
| 189 | } |
| 190 | fout = fdopen(audio_fd, "w"); |
| 191 | #elif defined HAVE_SYS_AUDIOIO_H |
| 192 | audio_info_t info; |
| 193 | int audio_fd; |
| 194 | |
| 195 | audio_fd = open("/dev/audio", O_WRONLY); |
| 196 | if (audio_fd<0) |
| 197 | { |
| 198 | perror("Cannot open /dev/audio"); |
| 199 | exit(1); |
| 200 | } |
| 201 | |
| 202 | AUDIO_INITINFO(&info); |
| 203 | #ifdef AUMODE_PLAY /* NetBSD/OpenBSD */ |
| 204 | info.mode = AUMODE_PLAY; |
| 205 | #endif |
| 206 | info.play.encoding = AUDIO_ENCODING_SLINEAR; |
| 207 | info.play.precision = 16; |
| 208 | info.play.sample_rate = rate; |
| 209 | info.play.channels = *channels; |
| 210 | |
| 211 | if (ioctl(audio_fd, AUDIO_SETINFO, &info) < 0) |
| 212 | { |
| 213 | perror ("AUDIO_SETINFO"); |
| 214 | exit(1); |
| 215 | } |
| 216 | fout = fdopen(audio_fd, "w"); |
| 217 | #elif defined WIN32 || defined _WIN32 |
| 218 | { |
| 219 | unsigned int speex_channels = *channels; |
| 220 | if (Set_WIN_Params (INVALID_FILEDESC, rate, SAMPLE_SIZE, speex_channels)) |
| 221 | { |
| 222 | fprintf (stderr, "Can't access %s\n", "WAVE OUT"); |
| 223 | exit(1); |
| 224 | } |
| 225 | } |
| 226 | #else |
| 227 | fprintf (stderr, "No soundcard support\n"); |
| 228 | exit(1); |
| 229 | #endif |
| 230 | } else { |
| 231 | if (strcmp(outFile,"-")==0) |
| 232 | { |
| 233 | #if defined WIN32 || defined _WIN32 |
| 234 | _setmode(_fileno(stdout), _O_BINARY); |
| 235 | #endif |
| 236 | fout=stdout; |
| 237 | } |
| 238 | else |
| 239 | { |
| 240 | fout = fopen(outFile, "wb"); |
| 241 | if (!fout) |
| 242 | { |
| 243 | perror(outFile); |
| 244 | exit(1); |
| 245 | } |
| 246 | if (strcmp(outFile+strlen(outFile)-4,".wav")==0 || strcmp(outFile+strlen(outFile)-4,".WAV")==0) |
| 247 | write_wav_header(fout, rate, *channels, 0, 0); |
| 248 | } |
| 249 | } |
| 250 | return fout; |
| 251 | } |
| 252 | |
| 253 | void usage() |
| 254 | { |
| 255 | printf ("Usage: speexdec [options] input_file.spx [output_file]\n"); |
| 256 | printf ("\n"); |
| 257 | printf ("Decodes a Speex file and produce a WAV file or raw file\n"); |
| 258 | printf ("\n"); |
| 259 | printf ("input_file can be:\n"); |
| 260 | printf (" filename.spx regular Speex file\n"); |
| 261 | printf (" - stdin\n"); |
| 262 | printf ("\n"); |
| 263 | printf ("output_file can be:\n"); |
| 264 | printf (" filename.wav Wav file\n"); |
| 265 | printf (" filename.* Raw PCM file (any extension other that .wav)\n"); |
| 266 | printf (" - stdout\n"); |
| 267 | printf (" (nothing) Will be played to soundcard\n"); |
| 268 | printf ("\n"); |
| 269 | printf ("Options:\n"); |
| 270 | printf (" --enh Enable perceptual enhancement (default)\n"); |
| 271 | printf (" --no-enh Disable perceptual enhancement\n"); |
| 272 | printf (" --force-nb Force decoding in narrowband\n"); |
| 273 | printf (" --force-wb Force decoding in wideband\n"); |
| 274 | printf (" --force-uwb Force decoding in ultra-wideband\n"); |
| 275 | printf (" --mono Force decoding in mono\n"); |
| 276 | printf (" --stereo Force decoding in stereo\n"); |
| 277 | printf (" --rate n Force decoding at sampling rate n Hz\n"); |
| 278 | printf (" --packet-loss n Simulate n %% random packet loss\n"); |
| 279 | printf (" -V Verbose mode (show bit-rate)\n"); |
| 280 | printf (" -h, --help This help\n"); |
| 281 | printf (" -v, --version Version information\n"); |
| 282 | printf (" --pf Deprecated, use --enh instead\n"); |
| 283 | printf (" --no-pf Deprecated, use --no-enh instead\n"); |
| 284 | printf ("\n"); |
| 285 | printf ("More information is available from the Speex site: http://www.speex.org\n"); |
| 286 | printf ("\n"); |
| 287 | printf ("Please report bugs to the mailing list `speex-dev@xiph.org'.\n"); |
| 288 | } |
| 289 | |
| 290 | void version() |
| 291 | { |
| 292 | printf ("speexdec (Speex decoder) version " SPEEX_VERSION " (compiled " __DATE__ ")\n"); |
| 293 | printf ("Copyright (C) 2002-2006 Jean-Marc Valin\n"); |
| 294 | } |
| 295 | |
| 296 | void version_short() |
| 297 | { |
| 298 | printf ("speexdec version " SPEEX_VERSION "\n"); |
| 299 | printf ("Copyright (C) 2002-2006 Jean-Marc Valin\n"); |
| 300 | } |
| 301 | |
| 302 | static void *process_header(ogg_packet *op, spx_int32_t enh_enabled, spx_int32_t *frame_size, int *granule_frame_size, spx_int32_t *rate, int *nframes, int forceMode, int *channels, SpeexStereoState *stereo, int *extra_headers, int quiet) |
| 303 | { |
| 304 | void *st; |
| 305 | const SpeexMode *mode; |
| 306 | SpeexHeader *header; |
| 307 | int modeID; |
| 308 | SpeexCallback callback; |
| 309 | |
| 310 | header = speex_packet_to_header((char*)op->packet, op->bytes); |
| 311 | if (!header) |
| 312 | { |
| 313 | fprintf (stderr, "Cannot read header\n"); |
| 314 | return NULL; |
| 315 | } |
| 316 | if (header->mode >= SPEEX_NB_MODES || header->mode<0) |
| 317 | { |
| 318 | fprintf (stderr, "Mode number %d does not (yet/any longer) exist in this version\n", |
| 319 | header->mode); |
| 320 | return NULL; |
| 321 | } |
| 322 | |
| 323 | modeID = header->mode; |
| 324 | if (forceMode!=-1) |
| 325 | modeID = forceMode; |
| 326 | |
| 327 | mode = speex_lib_get_mode (modeID); |
| 328 | |
| 329 | if (header->speex_version_id > 1) |
| 330 | { |
| 331 | fprintf (stderr, "This file was encoded with Speex bit-stream version %d, which I don't know how to decode\n", header->speex_version_id); |
| 332 | return NULL; |
| 333 | } |
| 334 | |
| 335 | if (mode->bitstream_version < header->mode_bitstream_version) |
| 336 | { |
| 337 | fprintf (stderr, "The file was encoded with a newer version of Speex. You need to upgrade in order to play it.\n"); |
| 338 | return NULL; |
| 339 | } |
| 340 | if (mode->bitstream_version > header->mode_bitstream_version) |
| 341 | { |
| 342 | fprintf (stderr, "The file was encoded with an older version of Speex. You would need to downgrade the version in order to play it.\n"); |
| 343 | return NULL; |
| 344 | } |
| 345 | |
| 346 | st = speex_decoder_init(mode); |
| 347 | if (!st) |
| 348 | { |
| 349 | fprintf (stderr, "Decoder initialization failed.\n"); |
| 350 | return NULL; |
| 351 | } |
| 352 | speex_decoder_ctl(st, SPEEX_SET_ENH, &enh_enabled); |
| 353 | speex_decoder_ctl(st, SPEEX_GET_FRAME_SIZE, frame_size); |
| 354 | *granule_frame_size = *frame_size; |
| 355 | |
| 356 | if (!(*channels==1)) |
| 357 | { |
| 358 | callback.callback_id = SPEEX_INBAND_STEREO; |
| 359 | callback.func = speex_std_stereo_request_handler; |
| 360 | callback.data = stereo; |
| 361 | speex_decoder_ctl(st, SPEEX_SET_HANDLER, &callback); |
| 362 | } |
| 363 | if (!*rate) |
| 364 | *rate = header->rate; |
| 365 | /* Adjust rate if --force-* options are used */ |
| 366 | if (forceMode!=-1) |
| 367 | { |
| 368 | if (header->mode < forceMode) |
| 369 | { |
| 370 | *rate <<= (forceMode - header->mode); |
| 371 | *granule_frame_size >>= (forceMode - header->mode); |
| 372 | } |
| 373 | if (header->mode > forceMode) |
| 374 | { |
| 375 | *rate >>= (header->mode - forceMode); |
| 376 | *granule_frame_size <<= (header->mode - forceMode); |
| 377 | } |
| 378 | } |
| 379 | |
| 380 | |
| 381 | speex_decoder_ctl(st, SPEEX_SET_SAMPLING_RATE, rate); |
| 382 | |
| 383 | *nframes = header->frames_per_packet; |
| 384 | |
| 385 | if (*channels==-1) |
| 386 | *channels = header->nb_channels; |
| 387 | |
| 388 | if (!quiet) |
| 389 | { |
| 390 | fprintf (stderr, "Decoding %d Hz audio using %s mode", |
| 391 | *rate, mode->modeName); |
| 392 | |
| 393 | if (*channels==1) |
| 394 | fprintf (stderr, " (mono"); |
| 395 | else |
| 396 | fprintf (stderr, " (stereo"); |
| 397 | |
| 398 | if (header->vbr) |
| 399 | fprintf (stderr, ", VBR)\n"); |
| 400 | else |
| 401 | fprintf(stderr, ")\n"); |
| 402 | /*fprintf (stderr, "Decoding %d Hz audio at %d bps using %s mode\n", |
| 403 | *rate, mode->bitrate, mode->modeName);*/ |
| 404 | } |
| 405 | |
| 406 | *extra_headers = header->extra_headers; |
| 407 | |
| 408 | free(header); |
| 409 | return st; |
| 410 | } |
| 411 | |
| 412 | int main(int argc, char **argv) |
| 413 | { |
| 414 | int c; |
| 415 | int option_index = 0; |
| 416 | char *inFile, *outFile; |
| 417 | FILE *fin, *fout=NULL; |
| 418 | short out[MAX_FRAME_SIZE]; |
| 419 | short output[MAX_FRAME_SIZE]; |
| 420 | int frame_size=0, granule_frame_size=0; |
| 421 | void *st=NULL; |
| 422 | SpeexBits bits; |
| 423 | int packet_count=0; |
| 424 | int stream_init = 0; |
| 425 | int quiet = 0; |
| 426 | ogg_int64_t page_granule=0, last_granule=0; |
| 427 | int skip_samples=0, page_nb_packets; |
| 428 | struct option long_options[] = |
| 429 | { |
| 430 | {"help", no_argument, NULL, 0}, |
| 431 | {"quiet", no_argument, NULL, 0}, |
| 432 | {"version", no_argument, NULL, 0}, |
| 433 | {"version-short", no_argument, NULL, 0}, |
| 434 | {"enh", no_argument, NULL, 0}, |
| 435 | {"no-enh", no_argument, NULL, 0}, |
| 436 | {"pf", no_argument, NULL, 0}, |
| 437 | {"no-pf", no_argument, NULL, 0}, |
| 438 | {"force-nb", no_argument, NULL, 0}, |
| 439 | {"force-wb", no_argument, NULL, 0}, |
| 440 | {"force-uwb", no_argument, NULL, 0}, |
| 441 | {"rate", required_argument, NULL, 0}, |
| 442 | {"mono", no_argument, NULL, 0}, |
| 443 | {"stereo", no_argument, NULL, 0}, |
| 444 | {"packet-loss", required_argument, NULL, 0}, |
| 445 | {0, 0, 0, 0} |
| 446 | }; |
| 447 | ogg_sync_state oy; |
| 448 | ogg_page og; |
| 449 | ogg_packet op; |
| 450 | ogg_stream_state os; |
| 451 | int enh_enabled; |
| 452 | int nframes=2; |
| 453 | int print_bitrate=0; |
| 454 | int close_in=0; |
| 455 | int eos=0; |
| 456 | int forceMode=-1; |
| 457 | int audio_size=0; |
| 458 | float loss_percent=-1; |
| 459 | SpeexStereoState stereo = SPEEX_STEREO_STATE_INIT; |
| 460 | int channels=-1; |
| 461 | int rate=0; |
| 462 | int extra_headers=0; |
| 463 | int wav_format=0; |
| 464 | int lookahead; |
| 465 | int speex_serialno = -1; |
| 466 | |
| 467 | enh_enabled = 1; |
| 468 | |
| 469 | /*Process options*/ |
| 470 | while(1) |
| 471 | { |
| 472 | c = getopt_long (argc, argv, "hvV", |
| 473 | long_options, &option_index); |
| 474 | if (c==-1) |
| 475 | break; |
| 476 | |
| 477 | switch(c) |
| 478 | { |
| 479 | case 0: |
| 480 | if (strcmp(long_options[option_index].name,"help")==0) |
| 481 | { |
| 482 | usage(); |
| 483 | exit(0); |
| 484 | } else if (strcmp(long_options[option_index].name,"quiet")==0) |
| 485 | { |
| 486 | quiet = 1; |
| 487 | } else if (strcmp(long_options[option_index].name,"version")==0) |
| 488 | { |
| 489 | version(); |
| 490 | exit(0); |
| 491 | } else if (strcmp(long_options[option_index].name,"version-short")==0) |
| 492 | { |
| 493 | version_short(); |
| 494 | exit(0); |
| 495 | } else if (strcmp(long_options[option_index].name,"enh")==0) |
| 496 | { |
| 497 | enh_enabled=1; |
| 498 | } else if (strcmp(long_options[option_index].name,"no-enh")==0) |
| 499 | { |
| 500 | enh_enabled=0; |
| 501 | } else if (strcmp(long_options[option_index].name,"pf")==0) |
| 502 | { |
| 503 | fprintf (stderr, "--pf is deprecated, use --enh instead\n"); |
| 504 | enh_enabled=1; |
| 505 | } else if (strcmp(long_options[option_index].name,"no-pf")==0) |
| 506 | { |
| 507 | fprintf (stderr, "--no-pf is deprecated, use --no-enh instead\n"); |
| 508 | enh_enabled=0; |
| 509 | } else if (strcmp(long_options[option_index].name,"force-nb")==0) |
| 510 | { |
| 511 | forceMode=0; |
| 512 | } else if (strcmp(long_options[option_index].name,"force-wb")==0) |
| 513 | { |
| 514 | forceMode=1; |
| 515 | } else if (strcmp(long_options[option_index].name,"force-uwb")==0) |
| 516 | { |
| 517 | forceMode=2; |
| 518 | } else if (strcmp(long_options[option_index].name,"mono")==0) |
| 519 | { |
| 520 | channels=1; |
| 521 | } else if (strcmp(long_options[option_index].name,"stereo")==0) |
| 522 | { |
| 523 | channels=2; |
| 524 | } else if (strcmp(long_options[option_index].name,"rate")==0) |
| 525 | { |
| 526 | rate=atoi (optarg); |
| 527 | } else if (strcmp(long_options[option_index].name,"packet-loss")==0) |
| 528 | { |
| 529 | loss_percent = atof(optarg); |
| 530 | } |
| 531 | break; |
| 532 | case 'h': |
| 533 | usage(); |
| 534 | exit(0); |
| 535 | break; |
| 536 | case 'v': |
| 537 | version(); |
| 538 | exit(0); |
| 539 | break; |
| 540 | case 'V': |
| 541 | print_bitrate=1; |
| 542 | break; |
| 543 | case '?': |
| 544 | usage(); |
| 545 | exit(1); |
| 546 | break; |
| 547 | } |
| 548 | } |
| 549 | if (argc-optind!=2 && argc-optind!=1) |
| 550 | { |
| 551 | usage(); |
| 552 | exit(1); |
| 553 | } |
| 554 | inFile=argv[optind]; |
| 555 | |
| 556 | if (argc-optind==2) |
| 557 | outFile=argv[optind+1]; |
| 558 | else |
| 559 | outFile = ""; |
| 560 | wav_format = strlen(outFile)>=4 && ( |
| 561 | strcmp(outFile+strlen(outFile)-4,".wav")==0 |
| 562 | || strcmp(outFile+strlen(outFile)-4,".WAV")==0); |
| 563 | /*Open input file*/ |
| 564 | if (strcmp(inFile, "-")==0) |
| 565 | { |
| 566 | #if defined WIN32 || defined _WIN32 |
| 567 | _setmode(_fileno(stdin), _O_BINARY); |
| 568 | #endif |
| 569 | fin=stdin; |
| 570 | } |
| 571 | else |
| 572 | { |
| 573 | fin = fopen(inFile, "rb"); |
| 574 | if (!fin) |
| 575 | { |
| 576 | perror(inFile); |
| 577 | exit(1); |
| 578 | } |
| 579 | close_in=1; |
| 580 | } |
| 581 | |
| 582 | |
| 583 | /*Init Ogg data struct*/ |
| 584 | ogg_sync_init(&oy); |
| 585 | |
| 586 | speex_bits_init(&bits); |
| 587 | /*Main decoding loop*/ |
| 588 | |
| 589 | while (1) |
| 590 | { |
| 591 | char *data; |
| 592 | int i, j, nb_read; |
| 593 | /*Get the ogg buffer for writing*/ |
| 594 | data = ogg_sync_buffer(&oy, 200); |
| 595 | /*Read bitstream from input file*/ |
| 596 | nb_read = fread(data, sizeof(char), 200, fin); |
| 597 | ogg_sync_wrote(&oy, nb_read); |
| 598 | |
| 599 | /*Loop for all complete pages we got (most likely only one)*/ |
| 600 | while (ogg_sync_pageout(&oy, &og)==1) |
| 601 | { |
| 602 | int packet_no; |
| 603 | if (stream_init == 0) { |
| 604 | ogg_stream_init(&os, ogg_page_serialno(&og)); |
| 605 | stream_init = 1; |
| 606 | } |
| 607 | if (ogg_page_serialno(&og) != os.serialno) { |
| 608 | /* so all streams are read. */ |
| 609 | ogg_stream_reset_serialno(&os, ogg_page_serialno(&og)); |
| 610 | } |
| 611 | /*Add page to the bitstream*/ |
| 612 | ogg_stream_pagein(&os, &og); |
| 613 | page_granule = ogg_page_granulepos(&og); |
| 614 | page_nb_packets = ogg_page_packets(&og); |
| 615 | if (page_granule>0 && frame_size) |
| 616 | { |
| 617 | /* FIXME: shift the granule values if --force-* is specified */ |
| 618 | skip_samples = frame_size*(page_nb_packets*granule_frame_size*nframes - (page_granule-last_granule))/granule_frame_size; |
| 619 | if (ogg_page_eos(&og)) |
| 620 | skip_samples = -skip_samples; |
| 621 | /*else if (!ogg_page_bos(&og)) |
| 622 | skip_samples = 0;*/ |
| 623 | } else |
| 624 | { |
| 625 | skip_samples = 0; |
| 626 | } |
| 627 | /*printf ("page granulepos: %d %d %d\n", skip_samples, page_nb_packets, (int)page_granule);*/ |
| 628 | last_granule = page_granule; |
| 629 | /*Extract all available packets*/ |
| 630 | packet_no=0; |
| 631 | while (!eos && ogg_stream_packetout(&os, &op) == 1) |
| 632 | { |
| 633 | if (!memcmp(op.packet, "Speex", 5)) { |
| 634 | speex_serialno = os.serialno; |
| 635 | } |
| 636 | if (speex_serialno == -1 || os.serialno != speex_serialno) |
| 637 | break; |
| 638 | /*If first packet, process as Speex header*/ |
| 639 | if (packet_count==0) |
| 640 | { |
| 641 | st = process_header(&op, enh_enabled, &frame_size, &granule_frame_size, &rate, &nframes, forceMode, &channels, &stereo, &extra_headers, quiet); |
| 642 | if (!st) |
| 643 | exit(1); |
| 644 | speex_decoder_ctl(st, SPEEX_GET_LOOKAHEAD, &lookahead); |
| 645 | if (!nframes) |
| 646 | nframes=1; |
| 647 | fout = out_file_open(outFile, rate, &channels); |
| 648 | |
| 649 | } else if (packet_count==1) |
| 650 | { |
| 651 | if (!quiet) |
| 652 | print_comments((char*)op.packet, op.bytes); |
| 653 | } else if (packet_count<=1+extra_headers) |
| 654 | { |
| 655 | /* Ignore extra headers */ |
| 656 | } else { |
| 657 | int lost=0; |
| 658 | packet_no++; |
| 659 | if (loss_percent>0 && 100*((float)rand())/RAND_MAX<loss_percent) |
| 660 | lost=1; |
| 661 | |
| 662 | /*End of stream condition*/ |
| 663 | if (op.e_o_s && os.serialno == speex_serialno) /* don't care for anything except speex eos */ |
| 664 | eos=1; |
| 665 | |
| 666 | /*Copy Ogg packet to Speex bitstream*/ |
| 667 | speex_bits_read_from(&bits, (char*)op.packet, op.bytes); |
| 668 | for (j=0;j!=nframes;j++) |
| 669 | { |
| 670 | int ret; |
| 671 | /*Decode frame*/ |
| 672 | if (!lost) |
| 673 | ret = speex_decode_int(st, &bits, output); |
| 674 | else |
| 675 | ret = speex_decode_int(st, NULL, output); |
| 676 | |
| 677 | /*for (i=0;i<frame_size*channels;i++) |
| 678 | printf ("%d\n", (int)output[i]);*/ |
| 679 | |
| 680 | if (ret==-1) |
| 681 | break; |
| 682 | if (ret==-2) |
| 683 | { |
| 684 | fprintf (stderr, "Decoding error: corrupted stream?\n"); |
| 685 | break; |
| 686 | } |
| 687 | if (speex_bits_remaining(&bits)<0) |
| 688 | { |
| 689 | fprintf (stderr, "Decoding overflow: corrupted stream?\n"); |
| 690 | break; |
| 691 | } |
| 692 | if (channels==2) |
| 693 | speex_decode_stereo_int(output, frame_size, &stereo); |
| 694 | |
| 695 | if (print_bitrate) { |
| 696 | spx_int32_t tmp; |
| 697 | char ch=13; |
| 698 | speex_decoder_ctl(st, SPEEX_GET_BITRATE, &tmp); |
| 699 | fputc (ch, stderr); |
| 700 | fprintf (stderr, "Bitrate is use: %d bps ", tmp); |
| 701 | } |
| 702 | /*Convert to short and save to output file*/ |
| 703 | if (strlen(outFile)!=0) |
| 704 | { |
| 705 | for (i=0;i<frame_size*channels;i++) |
| 706 | out[i]=le_short(output[i]); |
| 707 | } else { |
| 708 | for (i=0;i<frame_size*channels;i++) |
| 709 | out[i]=output[i]; |
| 710 | } |
| 711 | { |
| 712 | int frame_offset = 0; |
| 713 | int new_frame_size = frame_size; |
| 714 | /*printf ("packet %d %d\n", packet_no, skip_samples);*/ |
| 715 | /*fprintf (stderr, "packet %d %d %d\n", packet_no, skip_samples, lookahead);*/ |
| 716 | if (packet_no == 1 && j==0 && skip_samples > 0) |
| 717 | { |
| 718 | /*printf ("chopping first packet\n");*/ |
| 719 | new_frame_size -= skip_samples+lookahead; |
| 720 | frame_offset = skip_samples+lookahead; |
| 721 | } |
| 722 | if (packet_no == page_nb_packets && skip_samples < 0) |
| 723 | { |
| 724 | int packet_length = nframes*frame_size+skip_samples+lookahead; |
| 725 | new_frame_size = packet_length - j*frame_size; |
| 726 | if (new_frame_size<0) |
| 727 | new_frame_size = 0; |
| 728 | if (new_frame_size>frame_size) |
| 729 | new_frame_size = frame_size; |
| 730 | /*printf ("chopping end: %d %d %d\n", new_frame_size, packet_length, packet_no);*/ |
| 731 | } |
| 732 | if (new_frame_size>0) |
| 733 | { |
| 734 | #if defined WIN32 || defined _WIN32 |
| 735 | if (strlen(outFile)==0) |
| 736 | WIN_Play_Samples (out+frame_offset*channels, sizeof(short) * new_frame_size*channels); |
| 737 | else |
| 738 | #endif |
| 739 | fwrite(out+frame_offset*channels, sizeof(short), new_frame_size*channels, fout); |
| 740 | |
| 741 | audio_size+=sizeof(short)*new_frame_size*channels; |
| 742 | } |
| 743 | } |
| 744 | } |
| 745 | } |
| 746 | packet_count++; |
| 747 | } |
| 748 | } |
| 749 | if (feof(fin)) |
| 750 | break; |
| 751 | |
| 752 | } |
| 753 | |
| 754 | if (fout && wav_format) |
| 755 | { |
| 756 | if (fseek(fout,4,SEEK_SET)==0) |
| 757 | { |
| 758 | int tmp; |
| 759 | tmp = le_int(audio_size+36); |
| 760 | fwrite(&tmp,4,1,fout); |
| 761 | if (fseek(fout,32,SEEK_CUR)==0) |
| 762 | { |
| 763 | tmp = le_int(audio_size); |
| 764 | fwrite(&tmp,4,1,fout); |
| 765 | } else |
| 766 | { |
| 767 | fprintf (stderr, "First seek worked, second didn't\n"); |
| 768 | } |
| 769 | } else { |
| 770 | fprintf (stderr, "Cannot seek on wave file, size will be incorrect\n"); |
| 771 | } |
| 772 | } |
| 773 | |
| 774 | if (st) |
| 775 | speex_decoder_destroy(st); |
| 776 | else |
| 777 | { |
| 778 | fprintf (stderr, "This doesn't look like a Speex file\n"); |
| 779 | } |
| 780 | speex_bits_destroy(&bits); |
| 781 | if (stream_init) |
| 782 | ogg_stream_clear(&os); |
| 783 | ogg_sync_clear(&oy); |
| 784 | |
| 785 | #if defined WIN32 || defined _WIN32 |
| 786 | if (strlen(outFile)==0) |
| 787 | WIN_Audio_close (); |
| 788 | #endif |
| 789 | |
| 790 | if (close_in) |
| 791 | fclose(fin); |
| 792 | if (fout != NULL) |
| 793 | fclose(fout); |
| 794 | |
| 795 | return 0; |
| 796 | } |