git.sesse.net Git - ffmpeg/blob - libavformat/raw.c

   1 /*
   2  * RAW muxer and demuxer
   3  * Copyright (c) 2001 Fabrice Bellard.
   4  * Copyright (c) 2005 Alex Beregszaszi
   5  *
   6  * This file is part of FFmpeg.
   7  *
   8  * FFmpeg is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2.1 of the License, or (at your option) any later version.
  12  *
  13  * FFmpeg is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with FFmpeg; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  21  */
  22
  23 #include "libavutil/crc.h"
  24 #include "libavcodec/ac3_parser.h"
  25 #include "libavcodec/bitstream.h"
  26 #include "libavcodec/bytestream.h"
  27 #include "avformat.h"
  28 #include "raw.h"
  29
  30 /* simple formats */
  31 #ifdef CONFIG_FLAC_MUXER
  32 static int flac_write_header(struct AVFormatContext *s)
  33 {
  34     static const uint8_t header[8] = {
  35         0x66, 0x4C, 0x61, 0x43, 0x80, 0x00, 0x00, 0x22
  36     };
  37     uint8_t *streaminfo = s->streams[0]->codec->extradata;
  38     int len = s->streams[0]->codec->extradata_size;
  39     if(streaminfo != NULL && len > 0) {
  40         put_buffer(s->pb, header, 8);
  41         put_buffer(s->pb, streaminfo, len);
  42     }
  43     return 0;
  44 }
  45 #endif
  46
  47 #ifdef CONFIG_ROQ_MUXER
  48 static int roq_write_header(struct AVFormatContext *s)
  49 {
  50     static const uint8_t header[] = {
  51         0x84, 0x10, 0xFF, 0xFF, 0xFF, 0xFF, 0x1E, 0x00
  52     };
  53
  54     put_buffer(s->pb, header, 8);
  55     put_flush_packet(s->pb);
  56
  57     return 0;
  58 }
  59 #endif
  60
  61 #ifdef CONFIG_NULL_MUXER
  62 static int null_write_packet(struct AVFormatContext *s, AVPacket *pkt)
  63 {
  64     return 0;
  65 }
  66 #endif
  67
  68 #ifdef CONFIG_MUXERS
  69 static int raw_write_packet(struct AVFormatContext *s, AVPacket *pkt)
  70 {
  71     put_buffer(s->pb, pkt->data, pkt->size);
  72     put_flush_packet(s->pb);
  73     return 0;
  74 }
  75 #endif
  76
  77 #ifdef CONFIG_DEMUXERS
  78 /* raw input */
  79 static int raw_read_header(AVFormatContext *s, AVFormatParameters *ap)
  80 {
  81     AVStream *st;
  82     int id;
  83
  84     st = av_new_stream(s, 0);
  85     if (!st)
  86         return AVERROR(ENOMEM);
  87
  88         id = s->iformat->value;
  89         if (id == CODEC_ID_RAWVIDEO) {
  90             st->codec->codec_type = CODEC_TYPE_VIDEO;
  91         } else {
  92             st->codec->codec_type = CODEC_TYPE_AUDIO;
  93         }
  94         st->codec->codec_id = id;
  95
  96         switch(st->codec->codec_type) {
  97         case CODEC_TYPE_AUDIO:
  98             st->codec->sample_rate = ap->sample_rate;
  99             st->codec->channels = ap->channels;
 100             av_set_pts_info(st, 64, 1, st->codec->sample_rate);
 101             break;
 102         case CODEC_TYPE_VIDEO:
 103             if(ap->time_base.num)
 104                 av_set_pts_info(st, 64, ap->time_base.num, ap->time_base.den);
 105             else
 106                 av_set_pts_info(st, 64, 1, 25);
 107             st->codec->width = ap->width;
 108             st->codec->height = ap->height;
 109             st->codec->pix_fmt = ap->pix_fmt;
 110             if(st->codec->pix_fmt == PIX_FMT_NONE)
 111                 st->codec->pix_fmt= PIX_FMT_YUV420P;
 112             break;
 113         default:
 114             return -1;
 115         }
 116     return 0;
 117 }
 118
 119 #define RAW_PACKET_SIZE 1024
 120
 121 static int raw_read_packet(AVFormatContext *s, AVPacket *pkt)
 122 {
 123     int ret, size, bps;
 124     //    AVStream *st = s->streams[0];
 125
 126     size= RAW_PACKET_SIZE;
 127
 128     ret= av_get_packet(s->pb, pkt, size);
 129
 130     pkt->stream_index = 0;
 131     if (ret <= 0) {
 132         return AVERROR(EIO);
 133     }
 134     /* note: we need to modify the packet size here to handle the last
 135        packet */
 136     pkt->size = ret;
 137
 138     bps= av_get_bits_per_sample(s->streams[0]->codec->codec_id);
 139     assert(bps); // if false there IS a bug elsewhere (NOT in this function)
 140     pkt->dts=
 141     pkt->pts= pkt->pos*8 / (bps * s->streams[0]->codec->channels);
 142
 143     return ret;
 144 }
 145
 146 static int raw_read_partial_packet(AVFormatContext *s, AVPacket *pkt)
 147 {
 148     int ret, size;
 149
 150     size = RAW_PACKET_SIZE;
 151
 152     if (av_new_packet(pkt, size) < 0)
 153         return AVERROR(EIO);
 154
 155     pkt->pos= url_ftell(s->pb);
 156     pkt->stream_index = 0;
 157     ret = get_partial_buffer(s->pb, pkt->data, size);
 158     if (ret <= 0) {
 159         av_free_packet(pkt);
 160         return AVERROR(EIO);
 161     }
 162     pkt->size = ret;
 163     return ret;
 164 }
 165 #endif
 166
 167 #ifdef CONFIG_RAWVIDEO_DEMUXER
 168 static int rawvideo_read_packet(AVFormatContext *s, AVPacket *pkt)
 169 {
 170     int packet_size, ret, width, height;
 171     AVStream *st = s->streams[0];
 172
 173     width = st->codec->width;
 174     height = st->codec->height;
 175
 176     packet_size = avpicture_get_size(st->codec->pix_fmt, width, height);
 177     if (packet_size < 0)
 178         return -1;
 179
 180     ret= av_get_packet(s->pb, pkt, packet_size);
 181     pkt->pts=
 182     pkt->dts= pkt->pos / packet_size;
 183
 184     pkt->stream_index = 0;
 185     if (ret != packet_size) {
 186         return AVERROR(EIO);
 187     } else {
 188         return 0;
 189     }
 190 }
 191 #endif
 192
 193 #ifdef CONFIG_INGENIENT_DEMUXER
 194 // http://www.artificis.hu/files/texts/ingenient.txt
 195 static int ingenient_read_packet(AVFormatContext *s, AVPacket *pkt)
 196 {
 197     int ret, size, w, h, unk1, unk2;
 198
 199     if (get_le32(s->pb) != MKTAG('M', 'J', 'P', 'G'))
 200         return AVERROR(EIO); // FIXME
 201
 202     size = get_le32(s->pb);
 203
 204     w = get_le16(s->pb);
 205     h = get_le16(s->pb);
 206
 207     url_fskip(s->pb, 8); // zero + size (padded?)
 208     url_fskip(s->pb, 2);
 209     unk1 = get_le16(s->pb);
 210     unk2 = get_le16(s->pb);
 211     url_fskip(s->pb, 22); // ASCII timestamp
 212
 213     av_log(NULL, AV_LOG_DEBUG, "Ingenient packet: size=%d, width=%d, height=%d, unk1=%d unk2=%d\n",
 214         size, w, h, unk1, unk2);
 215
 216     if (av_new_packet(pkt, size) < 0)
 217         return AVERROR(EIO);
 218
 219     pkt->pos = url_ftell(s->pb);
 220     pkt->stream_index = 0;
 221     ret = get_buffer(s->pb, pkt->data, size);
 222     if (ret <= 0) {
 223         av_free_packet(pkt);
 224         return AVERROR(EIO);
 225     }
 226     pkt->size = ret;
 227     return ret;
 228 }
 229 #endif
 230
 231 #ifdef CONFIG_DEMUXERS
 232 int pcm_read_seek(AVFormatContext *s,
 233                   int stream_index, int64_t timestamp, int flags)
 234 {
 235     AVStream *st;
 236     int block_align, byte_rate, ret;
 237     int64_t pos;
 238
 239     st = s->streams[0];
 240
 241     block_align = st->codec->block_align ? st->codec->block_align :
 242         (av_get_bits_per_sample(st->codec->codec_id) * st->codec->channels) >> 3;
 243     byte_rate = st->codec->bit_rate ? st->codec->bit_rate >> 3 :
 244         block_align * st->codec->sample_rate;
 245
 246     if (block_align <= 0 || byte_rate <= 0)
 247         return -1;
 248
 249     /* compute the position by aligning it to block_align */
 250     pos = av_rescale_rnd(timestamp * byte_rate,
 251                          st->time_base.num,
 252                          st->time_base.den * (int64_t)block_align,
 253                          (flags & AVSEEK_FLAG_BACKWARD) ? AV_ROUND_DOWN : AV_ROUND_UP);
 254     pos *= block_align;
 255
 256     /* recompute exact position */
 257     st->cur_dts = av_rescale(pos, st->time_base.den, byte_rate * (int64_t)st->time_base.num);
 258     if ((ret = url_fseek(s->pb, pos + s->data_offset, SEEK_SET)) < 0)
 259         return ret;
 260     return 0;
 261 }
 262
 263 static int audio_read_header(AVFormatContext *s,
 264                              AVFormatParameters *ap)
 265 {
 266     AVStream *st = av_new_stream(s, 0);
 267     if (!st)
 268         return AVERROR(ENOMEM);
 269     st->codec->codec_type = CODEC_TYPE_AUDIO;
 270     st->codec->codec_id = s->iformat->value;
 271     st->need_parsing = AVSTREAM_PARSE_FULL;
 272     /* the parameters will be extracted from the compressed bitstream */
 273     return 0;
 274 }
 275
 276 /* MPEG-1/H.263 input */
 277 static int video_read_header(AVFormatContext *s,
 278                              AVFormatParameters *ap)
 279 {
 280     AVStream *st;
 281
 282     st = av_new_stream(s, 0);
 283     if (!st)
 284         return AVERROR(ENOMEM);
 285
 286     st->codec->codec_type = CODEC_TYPE_VIDEO;
 287     st->codec->codec_id = s->iformat->value;
 288     st->need_parsing = AVSTREAM_PARSE_FULL;
 289
 290     /* for MJPEG, specify frame rate */
 291     /* for MPEG-4 specify it, too (most MPEG-4 streams do not have the fixed_vop_rate set ...)*/
 292     if (ap->time_base.num) {
 293         av_set_pts_info(st, 64, ap->time_base.num, ap->time_base.den);
 294     } else if ( st->codec->codec_id == CODEC_ID_MJPEG ||
 295                 st->codec->codec_id == CODEC_ID_MPEG4 ||
 296                 st->codec->codec_id == CODEC_ID_DIRAC ||
 297                 st->codec->codec_id == CODEC_ID_H264) {
 298         av_set_pts_info(st, 64, 1, 25);
 299     }
 300
 301     return 0;
 302 }
 303 #endif
 304
 305 #ifdef CONFIG_MPEGVIDEO_DEMUXER
 306 #define SEQ_START_CODE          0x000001b3
 307 #define GOP_START_CODE          0x000001b8
 308 #define PICTURE_START_CODE      0x00000100
 309 #define SLICE_START_CODE        0x00000101
 310 #define PACK_START_CODE         0x000001ba
 311 #define VIDEO_ID                0x000001e0
 312 #define AUDIO_ID                0x000001c0
 313
 314 static int mpegvideo_probe(AVProbeData *p)
 315 {
 316     uint32_t code= -1;
 317     int pic=0, seq=0, slice=0, pspack=0, pes=0;
 318     int i;
 319
 320     for(i=0; i<p->buf_size; i++){
 321         code = (code<<8) + p->buf[i];
 322         if ((code & 0xffffff00) == 0x100) {
 323             switch(code){
 324             case     SEQ_START_CODE:   seq++; break;
 325             case PICTURE_START_CODE:   pic++; break;
 326             case   SLICE_START_CODE: slice++; break;
 327             case    PACK_START_CODE: pspack++; break;
 328             }
 329             if     ((code & 0x1f0) == VIDEO_ID)   pes++;
 330             else if((code & 0x1e0) == AUDIO_ID)   pes++;
 331         }
 332     }
 333     if(seq && seq*9<=pic*10 && pic*9<=slice*10 && !pspack && !pes)
 334         return AVPROBE_SCORE_MAX/2+1; // +1 for .mpg
 335     return 0;
 336 }
 337 #endif
 338
 339 #ifdef CONFIG_M4V_DEMUXER
 340 #define VISUAL_OBJECT_START_CODE       0x000001b5
 341 #define VOP_START_CODE                 0x000001b6
 342
 343 static int mpeg4video_probe(AVProbeData *probe_packet)
 344 {
 345     uint32_t temp_buffer= -1;
 346     int VO=0, VOL=0, VOP = 0, VISO = 0, res=0;
 347     int i;
 348
 349     for(i=0; i<probe_packet->buf_size; i++){
 350         temp_buffer = (temp_buffer<<8) + probe_packet->buf[i];
 351         if ((temp_buffer & 0xffffff00) != 0x100)
 352             continue;
 353
 354         if (temp_buffer == VOP_START_CODE)                         VOP++;
 355         else if (temp_buffer == VISUAL_OBJECT_START_CODE)          VISO++;
 356         else if (temp_buffer < 0x120)                              VO++;
 357         else if (temp_buffer < 0x130)                              VOL++;
 358         else if (   !(0x1AF < temp_buffer && temp_buffer < 0x1B7)
 359                  && !(0x1B9 < temp_buffer && temp_buffer < 0x1C4)) res++;
 360     }
 361
 362     if ( VOP >= VISO && VOP >= VOL && VO >= VOL && VOL > 0 && res==0)
 363         return AVPROBE_SCORE_MAX/2;
 364     return 0;
 365 }
 366 #endif
 367
 368 #ifdef CONFIG_H264_DEMUXER
 369 static int h264_probe(AVProbeData *p)
 370 {
 371     uint32_t code= -1;
 372     int sps=0, pps=0, idr=0, res=0, sli=0;
 373     int i;
 374
 375     for(i=0; i<p->buf_size; i++){
 376         code = (code<<8) + p->buf[i];
 377         if ((code & 0xffffff00) == 0x100) {
 378             int ref_idc= (code>>5)&3;
 379             int type   = code & 0x1F;
 380             static const int8_t ref_zero[32]={
 381                 2, 0, 0, 0, 0,-1, 1,-1,
 382                -1, 1, 1, 1, 1,-1, 2, 2,
 383                 2, 2, 2, 0, 2, 2, 2, 2,
 384                 2, 2, 2, 2, 2, 2, 2, 2
 385             };
 386
 387             if(code & 0x80) //forbidden bit
 388                 return 0;
 389
 390             if(ref_zero[type] == 1 && ref_idc)
 391                 return 0;
 392             if(ref_zero[type] ==-1 && !ref_idc)
 393                 return 0;
 394             if(ref_zero[type] == 2)
 395                 res++;
 396
 397             switch(type){
 398             case     1:   sli++; break;
 399             case     5:   idr++; break;
 400             case     7:
 401                 if(p->buf[i+2]&0x0F)
 402                     return 0;
 403                 sps++;
 404                 break;
 405             case     8:   pps++; break;
 406             }
 407         }
 408     }
 409     if(sps && pps && (idr||sli>3) && res<(sps+pps+idr))
 410         return AVPROBE_SCORE_MAX/2+1; // +1 for .mpg
 411     return 0;
 412 }
 413 #endif
 414
 415 #ifdef CONFIG_H263_DEMUXER
 416 static int h263_probe(AVProbeData *p)
 417 {
 418     int code;
 419     const uint8_t *d;
 420
 421     d = p->buf;
 422     code = (d[0] << 14) | (d[1] << 6) | (d[2] >> 2);
 423     if (code == 0x20) {
 424         return 50;
 425     }
 426     return 0;
 427 }
 428 #endif
 429
 430 #ifdef CONFIG_H261_DEMUXER
 431 static int h261_probe(AVProbeData *p)
 432 {
 433     int code;
 434     const uint8_t *d;
 435
 436     d = p->buf;
 437     code = (d[0] << 12) | (d[1] << 4) | (d[2] >> 4);
 438     if (code == 0x10) {
 439         return 50;
 440     }
 441     return 0;
 442 }
 443 #endif
 444
 445 #ifdef CONFIG_DTS_DEMUXER
 446 #define DCA_MARKER_14B_BE 0x1FFFE800
 447 #define DCA_MARKER_14B_LE 0xFF1F00E8
 448 #define DCA_MARKER_RAW_BE 0x7FFE8001
 449 #define DCA_MARKER_RAW_LE 0xFE7F0180
 450 static int dts_probe(AVProbeData *p)
 451 {
 452     const uint8_t *buf, *bufp;
 453     uint32_t state = -1;
 454
 455     buf = p->buf;
 456
 457     for(; buf < (p->buf+p->buf_size)-2; buf+=2) {
 458         bufp = buf;
 459         state = (state << 16) | bytestream_get_be16(&bufp);
 460
 461         /* regular bitstream */
 462         if (state == DCA_MARKER_RAW_BE || state == DCA_MARKER_RAW_LE)
 463             return AVPROBE_SCORE_MAX/2+1;
 464
 465         /* 14 bits big-endian bitstream */
 466         if (state == DCA_MARKER_14B_BE)
 467             if ((bytestream_get_be16(&bufp) & 0xFFF0) == 0x07F0)
 468                 return AVPROBE_SCORE_MAX/2+1;
 469
 470         /* 14 bits little-endian bitstream */
 471         if (state == DCA_MARKER_14B_LE)
 472             if ((bytestream_get_be16(&bufp) & 0xF0FF) == 0xF007)
 473                 return AVPROBE_SCORE_MAX/2+1;
 474     }
 475
 476     return 0;
 477 }
 478 #endif
 479
 480 #ifdef CONFIG_DIRAC_DEMUXER
 481 static int dirac_probe(AVProbeData *p)
 482 {
 483     if (AV_RL32(p->buf) == MKTAG('B', 'B', 'C', 'D'))
 484         return AVPROBE_SCORE_MAX;
 485     else
 486         return 0;
 487 }
 488 #endif
 489
 490 #if (ENABLE_AC3_DEMUXER || ENABLE_EAC3_DEMUXER)
 491 static int ac3_eac3_probe(AVProbeData *p, int *codec_id)
 492 {
 493     int max_frames, first_frames = 0, frames;
 494     uint8_t *buf, *buf2, *end;
 495     AC3HeaderInfo hdr;
 496     GetBitContext gbc;
 497
 498     max_frames = 0;
 499     buf = p->buf;
 500     end = buf + p->buf_size;
 501
 502     *codec_id = CODEC_ID_AC3;
 503     for(; buf < end; buf++) {
 504         buf2 = buf;
 505
 506         for(frames = 0; buf2 < end; frames++) {
 507             init_get_bits(&gbc, buf2, 54);
 508             if(ff_ac3_parse_header(&gbc, &hdr) < 0)
 509                 break;
 510             if(buf2 + hdr.frame_size > end ||
 511                av_crc(av_crc_get_table(AV_CRC_16_ANSI), 0, buf2 + 2, hdr.frame_size - 2))
 512                 break;
 513             if (hdr.bitstream_id > 10)
 514                 *codec_id = CODEC_ID_EAC3;
 515             buf2 += hdr.frame_size;
 516         }
 517         max_frames = FFMAX(max_frames, frames);
 518         if(buf == p->buf)
 519             first_frames = frames;
 520     }
 521     if   (first_frames>=3) return AVPROBE_SCORE_MAX * 3 / 4;
 522     else if(max_frames>=3) return AVPROBE_SCORE_MAX / 2;
 523     else if(max_frames>=1) return 1;
 524     else                   return 0;
 525 }
 526 #endif
 527
 528 #ifdef CONFIG_AC3_DEMUXER
 529 static int ac3_probe(AVProbeData *p)
 530 {
 531     int codec_id = CODEC_ID_NONE;
 532     int score = ac3_eac3_probe(p, &codec_id);
 533     if(codec_id == CODEC_ID_AC3)
 534         return score;
 535     return 0;
 536 }
 537 #endif
 538
 539 #ifdef CONFIG_EAC3_DEMUXER
 540 static int eac3_probe(AVProbeData *p)
 541 {
 542     int codec_id = CODEC_ID_NONE;
 543     int score = ac3_eac3_probe(p, &codec_id);
 544     if(codec_id == CODEC_ID_EAC3)
 545         return score;
 546     return 0;
 547 }
 548 #endif
 549
 550 #ifdef CONFIG_FLAC_DEMUXER
 551 static int flac_probe(AVProbeData *p)
 552 {
 553     if(memcmp(p->buf, "fLaC", 4)) return 0;
 554     else                          return AVPROBE_SCORE_MAX / 2;
 555 }
 556 #endif
 557
 558
 559 /* Note: Do not forget to add new entries to the Makefile as well. */
 560
 561 #ifdef CONFIG_AAC_DEMUXER
 562 AVInputFormat aac_demuxer = {
 563     "aac",
 564     NULL_IF_CONFIG_SMALL("ADTS AAC"),
 565     0,
 566     NULL,
 567     audio_read_header,
 568     raw_read_partial_packet,
 569     .flags= AVFMT_GENERIC_INDEX,
 570     .extensions = "aac",
 571     .value = CODEC_ID_AAC,
 572 };
 573 #endif
 574
 575 #ifdef CONFIG_AC3_DEMUXER
 576 AVInputFormat ac3_demuxer = {
 577     "ac3",
 578     NULL_IF_CONFIG_SMALL("raw AC-3"),
 579     0,
 580     ac3_probe,
 581     audio_read_header,
 582     raw_read_partial_packet,
 583     .flags= AVFMT_GENERIC_INDEX,
 584     .extensions = "ac3",
 585     .value = CODEC_ID_AC3,
 586 };
 587 #endif
 588
 589 #ifdef CONFIG_AC3_MUXER
 590 AVOutputFormat ac3_muxer = {
 591     "ac3",
 592     NULL_IF_CONFIG_SMALL("raw AC-3"),
 593     "audio/x-ac3",
 594     "ac3",
 595     0,
 596     CODEC_ID_AC3,
 597     CODEC_ID_NONE,
 598     NULL,
 599     raw_write_packet,
 600     .flags= AVFMT_NOTIMESTAMPS,
 601 };
 602 #endif
 603
 604 #ifdef CONFIG_DIRAC_DEMUXER
 605 AVInputFormat dirac_demuxer = {
 606     "dirac",
 607     NULL_IF_CONFIG_SMALL("raw Dirac"),
 608     0,
 609     dirac_probe,
 610     video_read_header,
 611     raw_read_partial_packet,
 612     .flags= AVFMT_GENERIC_INDEX,
 613     .value = CODEC_ID_DIRAC,
 614 };
 615 #endif
 616
 617 #ifdef CONFIG_DIRAC_MUXER
 618 AVOutputFormat dirac_muxer = {
 619     "dirac",
 620     NULL_IF_CONFIG_SMALL("raw Dirac"),
 621     NULL,
 622     "drc",
 623     0,
 624     CODEC_ID_NONE,
 625     CODEC_ID_DIRAC,
 626     NULL,
 627     raw_write_packet,
 628     .flags= AVFMT_NOTIMESTAMPS,
 629 };
 630 #endif
 631
 632 #ifdef CONFIG_DTS_DEMUXER
 633 AVInputFormat dts_demuxer = {
 634     "dts",
 635     NULL_IF_CONFIG_SMALL("raw DTS"),
 636     0,
 637     dts_probe,
 638     audio_read_header,
 639     raw_read_partial_packet,
 640     .flags= AVFMT_GENERIC_INDEX,
 641     .extensions = "dts",
 642     .value = CODEC_ID_DTS,
 643 };
 644 #endif
 645
 646 #ifdef CONFIG_DTS_MUXER
 647 AVOutputFormat dts_muxer = {
 648     "dts",
 649     NULL_IF_CONFIG_SMALL("raw DTS"),
 650     "audio/x-dca",
 651     "dts",
 652     0,
 653     CODEC_ID_DTS,
 654     CODEC_ID_NONE,
 655     NULL,
 656     raw_write_packet,
 657     .flags= AVFMT_NOTIMESTAMPS,
 658 };
 659 #endif
 660
 661 #ifdef CONFIG_EAC3_DEMUXER
 662 AVInputFormat eac3_demuxer = {
 663     "eac3",
 664     NULL_IF_CONFIG_SMALL("raw E-AC-3"),
 665     0,
 666     eac3_probe,
 667     audio_read_header,
 668     raw_read_partial_packet,
 669     .flags= AVFMT_GENERIC_INDEX,
 670     .extensions = "eac3",
 671     .value = CODEC_ID_EAC3,
 672 };
 673 #endif
 674
 675 #ifdef CONFIG_EAC3_MUXER
 676 AVOutputFormat eac3_muxer = {
 677     "eac3",
 678     NULL_IF_CONFIG_SMALL("raw E-AC-3"),
 679     "audio/x-eac3",
 680     "eac3",
 681     0,
 682     CODEC_ID_EAC3,
 683     CODEC_ID_NONE,
 684     NULL,
 685     raw_write_packet,
 686     .flags= AVFMT_NOTIMESTAMPS,
 687 };
 688 #endif
 689
 690 #ifdef CONFIG_FLAC_DEMUXER
 691 AVInputFormat flac_demuxer = {
 692     "flac",
 693     NULL_IF_CONFIG_SMALL("raw FLAC"),
 694     0,
 695     flac_probe,
 696     audio_read_header,
 697     raw_read_partial_packet,
 698     .flags= AVFMT_GENERIC_INDEX,
 699     .extensions = "flac",
 700     .value = CODEC_ID_FLAC,
 701 };
 702 #endif
 703
 704 #ifdef CONFIG_FLAC_MUXER
 705 AVOutputFormat flac_muxer = {
 706     "flac",
 707     NULL_IF_CONFIG_SMALL("raw FLAC"),
 708     "audio/x-flac",
 709     "flac",
 710     0,
 711     CODEC_ID_FLAC,
 712     CODEC_ID_NONE,
 713     flac_write_header,
 714     raw_write_packet,
 715     .flags= AVFMT_NOTIMESTAMPS,
 716 };
 717 #endif
 718
 719 #ifdef CONFIG_GSM_DEMUXER
 720 AVInputFormat gsm_demuxer = {
 721     "gsm",
 722     NULL_IF_CONFIG_SMALL("GSM"),
 723     0,
 724     NULL,
 725     audio_read_header,
 726     raw_read_partial_packet,
 727     .flags= AVFMT_GENERIC_INDEX,
 728     .extensions = "gsm",
 729     .value = CODEC_ID_GSM,
 730 };
 731 #endif
 732
 733 #ifdef CONFIG_H261_DEMUXER
 734 AVInputFormat h261_demuxer = {
 735     "h261",
 736     NULL_IF_CONFIG_SMALL("raw H.261"),
 737     0,
 738     h261_probe,
 739     video_read_header,
 740     raw_read_partial_packet,
 741     .flags= AVFMT_GENERIC_INDEX,
 742     .extensions = "h261",
 743     .value = CODEC_ID_H261,
 744 };
 745 #endif
 746
 747 #ifdef CONFIG_H261_MUXER
 748 AVOutputFormat h261_muxer = {
 749     "h261",
 750     NULL_IF_CONFIG_SMALL("raw H.261"),
 751     "video/x-h261",
 752     "h261",
 753     0,
 754     CODEC_ID_NONE,
 755     CODEC_ID_H261,
 756     NULL,
 757     raw_write_packet,
 758     .flags= AVFMT_NOTIMESTAMPS,
 759 };
 760 #endif
 761
 762 #ifdef CONFIG_H263_DEMUXER
 763 AVInputFormat h263_demuxer = {
 764     "h263",
 765     NULL_IF_CONFIG_SMALL("raw H.263"),
 766     0,
 767     h263_probe,
 768     video_read_header,
 769     raw_read_partial_packet,
 770     .flags= AVFMT_GENERIC_INDEX,
 771 //    .extensions = "h263", //FIXME remove after writing mpeg4_probe
 772     .value = CODEC_ID_H263,
 773 };
 774 #endif
 775
 776 #ifdef CONFIG_H263_MUXER
 777 AVOutputFormat h263_muxer = {
 778     "h263",
 779     NULL_IF_CONFIG_SMALL("raw H.263"),
 780     "video/x-h263",
 781     "h263",
 782     0,
 783     CODEC_ID_NONE,
 784     CODEC_ID_H263,
 785     NULL,
 786     raw_write_packet,
 787     .flags= AVFMT_NOTIMESTAMPS,
 788 };
 789 #endif
 790
 791 #ifdef CONFIG_H264_DEMUXER
 792 AVInputFormat h264_demuxer = {
 793     "h264",
 794     NULL_IF_CONFIG_SMALL("raw H.264 video format"),
 795     0,
 796     h264_probe,
 797     video_read_header,
 798     raw_read_partial_packet,
 799     .flags= AVFMT_GENERIC_INDEX,
 800     .extensions = "h26l,h264,264", //FIXME remove after writing mpeg4_probe
 801     .value = CODEC_ID_H264,
 802 };
 803 #endif
 804
 805 #ifdef CONFIG_H264_MUXER
 806 AVOutputFormat h264_muxer = {
 807     "h264",
 808     NULL_IF_CONFIG_SMALL("raw H.264 video format"),
 809     NULL,
 810     "h264",
 811     0,
 812     CODEC_ID_NONE,
 813     CODEC_ID_H264,
 814     NULL,
 815     raw_write_packet,
 816     .flags= AVFMT_NOTIMESTAMPS,
 817 };
 818 #endif
 819
 820 #ifdef CONFIG_INGENIENT_DEMUXER
 821 AVInputFormat ingenient_demuxer = {
 822     "ingenient",
 823     NULL_IF_CONFIG_SMALL("Ingenient MJPEG"),
 824     0,
 825     NULL,
 826     video_read_header,
 827     ingenient_read_packet,
 828     .flags= AVFMT_GENERIC_INDEX,
 829     .extensions = "cgi", // FIXME
 830     .value = CODEC_ID_MJPEG,
 831 };
 832 #endif
 833
 834 #ifdef CONFIG_M4V_DEMUXER
 835 AVInputFormat m4v_demuxer = {
 836     "m4v",
 837     NULL_IF_CONFIG_SMALL("raw MPEG-4 video format"),
 838     0,
 839     mpeg4video_probe, /** probing for MPEG-4 data */
 840     video_read_header,
 841     raw_read_partial_packet,
 842     .flags= AVFMT_GENERIC_INDEX,
 843     .extensions = "m4v", //FIXME remove after writing mpeg4_probe
 844     .value = CODEC_ID_MPEG4,
 845 };
 846 #endif
 847
 848 #ifdef CONFIG_M4V_MUXER
 849 AVOutputFormat m4v_muxer = {
 850     "m4v",
 851     NULL_IF_CONFIG_SMALL("raw MPEG-4 video format"),
 852     NULL,
 853     "m4v",
 854     0,
 855     CODEC_ID_NONE,
 856     CODEC_ID_MPEG4,
 857     NULL,
 858     raw_write_packet,
 859     .flags= AVFMT_NOTIMESTAMPS,
 860 };
 861 #endif
 862
 863 #ifdef CONFIG_MJPEG_DEMUXER
 864 AVInputFormat mjpeg_demuxer = {
 865     "mjpeg",
 866     NULL_IF_CONFIG_SMALL("MJPEG video"),
 867     0,
 868     NULL,
 869     video_read_header,
 870     raw_read_partial_packet,
 871     .flags= AVFMT_GENERIC_INDEX,
 872     .extensions = "mjpg,mjpeg",
 873     .value = CODEC_ID_MJPEG,
 874 };
 875 #endif
 876
 877 #ifdef CONFIG_MJPEG_MUXER
 878 AVOutputFormat mjpeg_muxer = {
 879     "mjpeg",
 880     NULL_IF_CONFIG_SMALL("MJPEG video"),
 881     "video/x-mjpeg",
 882     "mjpg,mjpeg",
 883     0,
 884     CODEC_ID_NONE,
 885     CODEC_ID_MJPEG,
 886     NULL,
 887     raw_write_packet,
 888     .flags= AVFMT_NOTIMESTAMPS,
 889 };
 890 #endif
 891
 892 #ifdef CONFIG_MLP_DEMUXER
 893 AVInputFormat mlp_demuxer = {
 894     "mlp",
 895     NULL_IF_CONFIG_SMALL("raw MLP"),
 896     0,
 897     NULL,
 898     audio_read_header,
 899     raw_read_partial_packet,
 900     .flags= AVFMT_GENERIC_INDEX,
 901     .extensions = "mlp",
 902     .value = CODEC_ID_MLP,
 903 };
 904 #endif
 905
 906 #ifdef CONFIG_MPEG1VIDEO_MUXER
 907 AVOutputFormat mpeg1video_muxer = {
 908     "mpeg1video",
 909     NULL_IF_CONFIG_SMALL("MPEG video"),
 910     "video/x-mpeg",
 911     "mpg,mpeg,m1v",
 912     0,
 913     CODEC_ID_NONE,
 914     CODEC_ID_MPEG1VIDEO,
 915     NULL,
 916     raw_write_packet,
 917     .flags= AVFMT_NOTIMESTAMPS,
 918 };
 919 #endif
 920
 921 #ifdef CONFIG_MPEG2VIDEO_MUXER
 922 AVOutputFormat mpeg2video_muxer = {
 923     "mpeg2video",
 924     NULL_IF_CONFIG_SMALL("MPEG-2 video"),
 925     NULL,
 926     "m2v",
 927     0,
 928     CODEC_ID_NONE,
 929     CODEC_ID_MPEG2VIDEO,
 930     NULL,
 931     raw_write_packet,
 932     .flags= AVFMT_NOTIMESTAMPS,
 933 };
 934 #endif
 935
 936 #ifdef CONFIG_MPEGVIDEO_DEMUXER
 937 AVInputFormat mpegvideo_demuxer = {
 938     "mpegvideo",
 939     NULL_IF_CONFIG_SMALL("MPEG video"),
 940     0,
 941     mpegvideo_probe,
 942     video_read_header,
 943     raw_read_partial_packet,
 944     .flags= AVFMT_GENERIC_INDEX,
 945     .value = CODEC_ID_MPEG1VIDEO,
 946 };
 947 #endif
 948
 949 #ifdef CONFIG_NULL_MUXER
 950 AVOutputFormat null_muxer = {
 951     "null",
 952     NULL_IF_CONFIG_SMALL("null video format"),
 953     NULL,
 954     NULL,
 955     0,
 956 #ifdef WORDS_BIGENDIAN
 957     CODEC_ID_PCM_S16BE,
 958 #else
 959     CODEC_ID_PCM_S16LE,
 960 #endif
 961     CODEC_ID_RAWVIDEO,
 962     NULL,
 963     null_write_packet,
 964     .flags = AVFMT_NOFILE | AVFMT_RAWPICTURE | AVFMT_NOTIMESTAMPS,
 965 };
 966 #endif
 967
 968 #ifdef CONFIG_RAWVIDEO_DEMUXER
 969 AVInputFormat rawvideo_demuxer = {
 970     "rawvideo",
 971     NULL_IF_CONFIG_SMALL("raw video format"),
 972     0,
 973     NULL,
 974     raw_read_header,
 975     rawvideo_read_packet,
 976     .flags= AVFMT_GENERIC_INDEX,
 977     .extensions = "yuv,cif,qcif,rgb",
 978     .value = CODEC_ID_RAWVIDEO,
 979 };
 980 #endif
 981
 982 #ifdef CONFIG_RAWVIDEO_MUXER
 983 AVOutputFormat rawvideo_muxer = {
 984     "rawvideo",
 985     NULL_IF_CONFIG_SMALL("raw video format"),
 986     NULL,
 987     "yuv,rgb",
 988     0,
 989     CODEC_ID_NONE,
 990     CODEC_ID_RAWVIDEO,
 991     NULL,
 992     raw_write_packet,
 993     .flags= AVFMT_NOTIMESTAMPS,
 994 };
 995 #endif
 996
 997 #ifdef CONFIG_ROQ_MUXER
 998 AVOutputFormat roq_muxer =
 999 {
1000     "RoQ",
1001     NULL_IF_CONFIG_SMALL("id RoQ format"),
1002     NULL,
1003     "roq",
1004     0,
1005     CODEC_ID_ROQ_DPCM,
1006     CODEC_ID_ROQ,
1007     roq_write_header,
1008     raw_write_packet,
1009 };
1010 #endif
1011
1012 #ifdef CONFIG_SHORTEN_DEMUXER
1013 AVInputFormat shorten_demuxer = {
1014     "shn",
1015     NULL_IF_CONFIG_SMALL("raw Shorten"),
1016     0,
1017     NULL,
1018     audio_read_header,
1019     raw_read_partial_packet,
1020     .flags= AVFMT_GENERIC_INDEX,
1021     .extensions = "shn",
1022     .value = CODEC_ID_SHORTEN,
1023 };
1024 #endif
1025
1026 #ifdef CONFIG_VC1_DEMUXER
1027 AVInputFormat vc1_demuxer = {
1028     "vc1",
1029     NULL_IF_CONFIG_SMALL("raw VC-1"),
1030     0,
1031     NULL /* vc1_probe */,
1032     video_read_header,
1033     raw_read_partial_packet,
1034     .extensions = "vc1",
1035     .value = CODEC_ID_VC1,
1036 };
1037 #endif
1038
1039 /* PCM formats */
1040
1041 #define PCMINPUTDEF(name, long_name, ext, codec) \
1042 AVInputFormat pcm_ ## name ## _demuxer = {\
1043     #name,\
1044     NULL_IF_CONFIG_SMALL(long_name),\
1045     0,\
1046     NULL,\
1047     raw_read_header,\
1048     raw_read_packet,\
1049     NULL,\
1050     pcm_read_seek,\
1051     .flags= AVFMT_GENERIC_INDEX,\
1052     .extensions = ext,\
1053     .value = codec,\
1054 };
1055
1056 #define PCMOUTPUTDEF(name, long_name, ext, codec) \
1057 AVOutputFormat pcm_ ## name ## _muxer = {\
1058     #name,\
1059     NULL_IF_CONFIG_SMALL(long_name),\
1060     NULL,\
1061     ext,\
1062     0,\
1063     codec,\
1064     CODEC_ID_NONE,\
1065     NULL,\
1066     raw_write_packet,\
1067     .flags= AVFMT_NOTIMESTAMPS,\
1068 };
1069
1070
1071 #if !defined(CONFIG_MUXERS) && defined(CONFIG_DEMUXERS)
1072 #define PCMDEF(name, long_name, ext, codec) \
1073         PCMINPUTDEF(name, long_name, ext, codec)
1074 #elif defined(CONFIG_MUXERS) && !defined(CONFIG_DEMUXERS)
1075 #define PCMDEF(name, long_name, ext, codec) \
1076         PCMOUTPUTDEF(name, long_name, ext, codec)
1077 #elif defined(CONFIG_MUXERS) && defined(CONFIG_DEMUXERS)
1078 #define PCMDEF(name, long_name, ext, codec) \
1079         PCMINPUTDEF(name, long_name, ext, codec)\
1080         PCMOUTPUTDEF(name, long_name, ext, codec)
1081 #else
1082 #define PCMDEF(name, long_name, ext, codec)
1083 #endif
1084
1085 #ifdef WORDS_BIGENDIAN
1086 #define BE_DEF(s) s
1087 #define LE_DEF(s) NULL
1088 #else
1089 #define BE_DEF(s) NULL
1090 #define LE_DEF(s) s
1091 #endif
1092
1093 PCMDEF(f64be, "PCM 64 bit floating-point big-endian format",
1094        NULL, CODEC_ID_PCM_F64BE)
1095
1096 PCMDEF(f64le, "PCM 64 bit floating-point little-endian format",
1097        NULL, CODEC_ID_PCM_F64LE)
1098
1099 PCMDEF(f32be, "PCM 32 bit floating-point big-endian format",
1100        NULL, CODEC_ID_PCM_F32BE)
1101
1102 PCMDEF(f32le, "PCM 32 bit floating-point little-endian format",
1103        NULL, CODEC_ID_PCM_F32LE)
1104
1105 PCMDEF(s32be, "PCM signed 32 bit big-endian format",
1106        NULL, CODEC_ID_PCM_S32BE)
1107
1108 PCMDEF(s32le, "PCM signed 32 bit little-endian format",
1109        NULL, CODEC_ID_PCM_S32LE)
1110
1111 PCMDEF(s24be, "PCM signed 24 bit big-endian format",
1112        NULL, CODEC_ID_PCM_S24BE)
1113
1114 PCMDEF(s24le, "PCM signed 24 bit little-endian format",
1115        NULL, CODEC_ID_PCM_S24LE)
1116
1117 PCMDEF(s16be, "PCM signed 16 bit big-endian format",
1118        BE_DEF("sw"), CODEC_ID_PCM_S16BE)
1119
1120 PCMDEF(s16le, "PCM signed 16 bit little-endian format",
1121        LE_DEF("sw"), CODEC_ID_PCM_S16LE)
1122
1123 PCMDEF(s8, "PCM signed 8 bit format",
1124        "sb", CODEC_ID_PCM_S8)
1125
1126 PCMDEF(u32be, "PCM unsigned 32 bit big-endian format",
1127        NULL, CODEC_ID_PCM_U32BE)
1128
1129 PCMDEF(u32le, "PCM unsigned 32 bit little-endian format",
1130        NULL, CODEC_ID_PCM_U32LE)
1131
1132 PCMDEF(u24be, "PCM unsigned 24 bit big-endian format",
1133        NULL, CODEC_ID_PCM_U24BE)
1134
1135 PCMDEF(u24le, "PCM unsigned 24 bit little-endian format",
1136        NULL, CODEC_ID_PCM_U24LE)
1137
1138 PCMDEF(u16be, "PCM unsigned 16 bit big-endian format",
1139        BE_DEF("uw"), CODEC_ID_PCM_U16BE)
1140
1141 PCMDEF(u16le, "PCM unsigned 16 bit little-endian format",
1142        LE_DEF("uw"), CODEC_ID_PCM_U16LE)
1143
1144 PCMDEF(u8, "PCM unsigned 8 bit format",
1145        "ub", CODEC_ID_PCM_U8)
1146
1147 PCMDEF(alaw, "PCM A-law format",
1148        "al", CODEC_ID_PCM_ALAW)
1149
1150 PCMDEF(mulaw, "PCM mu-law format",
1151        "ul", CODEC_ID_PCM_MULAW)