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/get_bits.h"
  26 #include "libavcodec/bytestream.h"
  27 #include "avformat.h"
  28 #include "raw.h"
  29 #include "id3v2.h"
  30
  31 /* simple formats */
  32
  33 #if CONFIG_ROQ_MUXER
  34 static int roq_write_header(struct AVFormatContext *s)
  35 {
  36     static const uint8_t header[] = {
  37         0x84, 0x10, 0xFF, 0xFF, 0xFF, 0xFF, 0x1E, 0x00
  38     };
  39
  40     put_buffer(s->pb, header, 8);
  41     put_flush_packet(s->pb);
  42
  43     return 0;
  44 }
  45 #endif
  46
  47 #if CONFIG_NULL_MUXER
  48 static int null_write_packet(struct AVFormatContext *s, AVPacket *pkt)
  49 {
  50     return 0;
  51 }
  52 #endif
  53
  54 #if CONFIG_MUXERS
  55 static int raw_write_packet(struct AVFormatContext *s, AVPacket *pkt)
  56 {
  57     put_buffer(s->pb, pkt->data, pkt->size);
  58     put_flush_packet(s->pb);
  59     return 0;
  60 }
  61 #endif
  62
  63 #if CONFIG_DEMUXERS
  64 /* raw input */
  65 static int raw_read_header(AVFormatContext *s, AVFormatParameters *ap)
  66 {
  67     AVStream *st;
  68     int id;
  69
  70     st = av_new_stream(s, 0);
  71     if (!st)
  72         return AVERROR(ENOMEM);
  73
  74         id = s->iformat->value;
  75         if (id == CODEC_ID_RAWVIDEO) {
  76             st->codec->codec_type = CODEC_TYPE_VIDEO;
  77         } else {
  78             st->codec->codec_type = CODEC_TYPE_AUDIO;
  79         }
  80         st->codec->codec_id = id;
  81
  82         switch(st->codec->codec_type) {
  83         case CODEC_TYPE_AUDIO:
  84             st->codec->sample_rate = ap->sample_rate;
  85             if(ap->channels) st->codec->channels = ap->channels;
  86             else             st->codec->channels = 1;
  87             st->codec->bits_per_coded_sample = av_get_bits_per_sample(st->codec->codec_id);
  88             assert(st->codec->bits_per_coded_sample > 0);
  89             st->codec->block_align = st->codec->bits_per_coded_sample*st->codec->channels/8;
  90             av_set_pts_info(st, 64, 1, st->codec->sample_rate);
  91             break;
  92         case CODEC_TYPE_VIDEO:
  93             if(ap->time_base.num)
  94                 av_set_pts_info(st, 64, ap->time_base.num, ap->time_base.den);
  95             else
  96                 av_set_pts_info(st, 64, 1, 25);
  97             st->codec->width = ap->width;
  98             st->codec->height = ap->height;
  99             st->codec->pix_fmt = ap->pix_fmt;
 100             if(st->codec->pix_fmt == PIX_FMT_NONE)
 101                 st->codec->pix_fmt= PIX_FMT_YUV420P;
 102             break;
 103         default:
 104             return -1;
 105         }
 106     return 0;
 107 }
 108
 109 #define RAW_PACKET_SIZE 1024
 110 #define RAW_SAMPLES     1024
 111
 112 static int raw_read_packet(AVFormatContext *s, AVPacket *pkt)
 113 {
 114     int ret, size, bps;
 115     //    AVStream *st = s->streams[0];
 116
 117     size= RAW_SAMPLES*s->streams[0]->codec->block_align;
 118
 119     ret= av_get_packet(s->pb, pkt, size);
 120
 121     pkt->stream_index = 0;
 122     if (ret <= 0) {
 123         return AVERROR(EIO);
 124     }
 125     /* note: we need to modify the packet size here to handle the last
 126        packet */
 127     pkt->size = ret;
 128
 129     bps= av_get_bits_per_sample(s->streams[0]->codec->codec_id);
 130     assert(bps); // if false there IS a bug elsewhere (NOT in this function)
 131     pkt->dts=
 132     pkt->pts= pkt->pos*8 / (bps * s->streams[0]->codec->channels);
 133
 134     return ret;
 135 }
 136
 137 int ff_raw_read_partial_packet(AVFormatContext *s, AVPacket *pkt)
 138 {
 139     int ret, size;
 140
 141     size = RAW_PACKET_SIZE;
 142
 143     if (av_new_packet(pkt, size) < 0)
 144         return AVERROR(EIO);
 145
 146     pkt->pos= url_ftell(s->pb);
 147     pkt->stream_index = 0;
 148     ret = get_partial_buffer(s->pb, pkt->data, size);
 149     if (ret <= 0) {
 150         av_free_packet(pkt);
 151         return AVERROR(EIO);
 152     }
 153     pkt->size = ret;
 154     return ret;
 155 }
 156 #endif
 157
 158 #if CONFIG_RAWVIDEO_DEMUXER
 159 static int rawvideo_read_packet(AVFormatContext *s, AVPacket *pkt)
 160 {
 161     int packet_size, ret, width, height;
 162     AVStream *st = s->streams[0];
 163
 164     width = st->codec->width;
 165     height = st->codec->height;
 166
 167     packet_size = avpicture_get_size(st->codec->pix_fmt, width, height);
 168     if (packet_size < 0)
 169         return -1;
 170
 171     ret= av_get_packet(s->pb, pkt, packet_size);
 172     pkt->pts=
 173     pkt->dts= pkt->pos / packet_size;
 174
 175     pkt->stream_index = 0;
 176     if (ret != packet_size) {
 177         return AVERROR(EIO);
 178     } else {
 179         return 0;
 180     }
 181 }
 182 #endif
 183
 184 #if CONFIG_INGENIENT_DEMUXER
 185 // http://www.artificis.hu/files/texts/ingenient.txt
 186 static int ingenient_read_packet(AVFormatContext *s, AVPacket *pkt)
 187 {
 188     int ret, size, w, h, unk1, unk2;
 189
 190     if (get_le32(s->pb) != MKTAG('M', 'J', 'P', 'G'))
 191         return AVERROR(EIO); // FIXME
 192
 193     size = get_le32(s->pb);
 194
 195     w = get_le16(s->pb);
 196     h = get_le16(s->pb);
 197
 198     url_fskip(s->pb, 8); // zero + size (padded?)
 199     url_fskip(s->pb, 2);
 200     unk1 = get_le16(s->pb);
 201     unk2 = get_le16(s->pb);
 202     url_fskip(s->pb, 22); // ASCII timestamp
 203
 204     av_log(s, AV_LOG_DEBUG, "Ingenient packet: size=%d, width=%d, height=%d, unk1=%d unk2=%d\n",
 205         size, w, h, unk1, unk2);
 206
 207     if (av_new_packet(pkt, size) < 0)
 208         return AVERROR(EIO);
 209
 210     pkt->pos = url_ftell(s->pb);
 211     pkt->stream_index = 0;
 212     ret = get_buffer(s->pb, pkt->data, size);
 213     if (ret <= 0) {
 214         av_free_packet(pkt);
 215         return AVERROR(EIO);
 216     }
 217     pkt->size = ret;
 218     return ret;
 219 }
 220 #endif
 221
 222 #if CONFIG_DEMUXERS
 223 int pcm_read_seek(AVFormatContext *s,
 224                   int stream_index, int64_t timestamp, int flags)
 225 {
 226     AVStream *st;
 227     int block_align, byte_rate, ret;
 228     int64_t pos;
 229
 230     st = s->streams[0];
 231
 232     block_align = st->codec->block_align ? st->codec->block_align :
 233         (av_get_bits_per_sample(st->codec->codec_id) * st->codec->channels) >> 3;
 234     byte_rate = st->codec->bit_rate ? st->codec->bit_rate >> 3 :
 235         block_align * st->codec->sample_rate;
 236
 237     if (block_align <= 0 || byte_rate <= 0)
 238         return -1;
 239     if (timestamp < 0) timestamp = 0;
 240
 241     /* compute the position by aligning it to block_align */
 242     pos = av_rescale_rnd(timestamp * byte_rate,
 243                          st->time_base.num,
 244                          st->time_base.den * (int64_t)block_align,
 245                          (flags & AVSEEK_FLAG_BACKWARD) ? AV_ROUND_DOWN : AV_ROUND_UP);
 246     pos *= block_align;
 247
 248     /* recompute exact position */
 249     st->cur_dts = av_rescale(pos, st->time_base.den, byte_rate * (int64_t)st->time_base.num);
 250     if ((ret = url_fseek(s->pb, pos + s->data_offset, SEEK_SET)) < 0)
 251         return ret;
 252     return 0;
 253 }
 254
 255 static int audio_read_header(AVFormatContext *s,
 256                              AVFormatParameters *ap)
 257 {
 258     AVStream *st = av_new_stream(s, 0);
 259     if (!st)
 260         return AVERROR(ENOMEM);
 261     st->codec->codec_type = CODEC_TYPE_AUDIO;
 262     st->codec->codec_id = s->iformat->value;
 263     st->need_parsing = AVSTREAM_PARSE_FULL;
 264     /* the parameters will be extracted from the compressed bitstream */
 265
 266     return 0;
 267 }
 268
 269 /* MPEG-1/H.263 input */
 270 static int video_read_header(AVFormatContext *s,
 271                              AVFormatParameters *ap)
 272 {
 273     AVStream *st;
 274
 275     st = av_new_stream(s, 0);
 276     if (!st)
 277         return AVERROR(ENOMEM);
 278
 279     st->codec->codec_type = CODEC_TYPE_VIDEO;
 280     st->codec->codec_id = s->iformat->value;
 281     st->need_parsing = AVSTREAM_PARSE_FULL;
 282
 283     /* for MJPEG, specify frame rate */
 284     /* for MPEG-4 specify it, too (most MPEG-4 streams do not have the fixed_vop_rate set ...)*/
 285     if (ap->time_base.num) {
 286         st->codec->time_base= ap->time_base;
 287     } else if ( st->codec->codec_id == CODEC_ID_MJPEG ||
 288                 st->codec->codec_id == CODEC_ID_MPEG4 ||
 289                 st->codec->codec_id == CODEC_ID_DIRAC ||
 290                 st->codec->codec_id == CODEC_ID_H264) {
 291         st->codec->time_base= (AVRational){1,25};
 292     }
 293     av_set_pts_info(st, 64, 1, 1200000);
 294
 295     return 0;
 296 }
 297 #endif
 298
 299 #if CONFIG_MPEGVIDEO_DEMUXER
 300 #define SEQ_START_CODE          0x000001b3
 301 #define GOP_START_CODE          0x000001b8
 302 #define PICTURE_START_CODE      0x00000100
 303 #define SLICE_START_CODE        0x00000101
 304 #define PACK_START_CODE         0x000001ba
 305 #define VIDEO_ID                0x000001e0
 306 #define AUDIO_ID                0x000001c0
 307
 308 static int mpegvideo_probe(AVProbeData *p)
 309 {
 310     uint32_t code= -1;
 311     int pic=0, seq=0, slice=0, pspack=0, pes=0;
 312     int i;
 313
 314     for(i=0; i<p->buf_size; i++){
 315         code = (code<<8) + p->buf[i];
 316         if ((code & 0xffffff00) == 0x100) {
 317             switch(code){
 318             case     SEQ_START_CODE:   seq++; break;
 319             case PICTURE_START_CODE:   pic++; break;
 320             case   SLICE_START_CODE: slice++; break;
 321             case    PACK_START_CODE: pspack++; break;
 322             }
 323             if     ((code & 0x1f0) == VIDEO_ID)   pes++;
 324             else if((code & 0x1e0) == AUDIO_ID)   pes++;
 325         }
 326     }
 327     if(seq && seq*9<=pic*10 && pic*9<=slice*10 && !pspack && !pes)
 328         return AVPROBE_SCORE_MAX/2+1; // +1 for .mpg
 329     return 0;
 330 }
 331
 332 #define CAVS_SEQ_START_CODE       0x000001b0
 333 #define CAVS_PIC_I_START_CODE     0x000001b3
 334 #define CAVS_UNDEF_START_CODE     0x000001b4
 335 #define CAVS_PIC_PB_START_CODE    0x000001b6
 336 #define CAVS_VIDEO_EDIT_CODE      0x000001b7
 337 #define CAVS_PROFILE_JIZHUN       0x20
 338
 339 static int cavsvideo_probe(AVProbeData *p)
 340 {
 341     uint32_t code= -1;
 342     int pic=0, seq=0, slice_pos = 0;
 343     int i;
 344
 345     for(i=0; i<p->buf_size; i++){
 346         code = (code<<8) + p->buf[i];
 347         if ((code & 0xffffff00) == 0x100) {
 348             if(code < CAVS_SEQ_START_CODE) {
 349                 /* slices have to be consecutive */
 350                 if(code < slice_pos)
 351                     return 0;
 352                 slice_pos = code;
 353             } else {
 354                 slice_pos = 0;
 355             }
 356             if (code == CAVS_SEQ_START_CODE) {
 357                 seq++;
 358                 /* check for the only currently supported profile */
 359                 if(p->buf[i+1] != CAVS_PROFILE_JIZHUN)
 360                     return 0;
 361             } else if ((code == CAVS_PIC_I_START_CODE) ||
 362                        (code == CAVS_PIC_PB_START_CODE)) {
 363                 pic++;
 364             } else if ((code == CAVS_UNDEF_START_CODE) ||
 365                        (code >  CAVS_VIDEO_EDIT_CODE)) {
 366                 return 0;
 367             }
 368         }
 369     }
 370     if(seq && seq*9<=pic*10)
 371         return AVPROBE_SCORE_MAX/2;
 372     return 0;
 373 }
 374 #endif
 375
 376 #if CONFIG_M4V_DEMUXER
 377 #define VISUAL_OBJECT_START_CODE       0x000001b5
 378 #define VOP_START_CODE                 0x000001b6
 379
 380 static int mpeg4video_probe(AVProbeData *probe_packet)
 381 {
 382     uint32_t temp_buffer= -1;
 383     int VO=0, VOL=0, VOP = 0, VISO = 0, res=0;
 384     int i;
 385
 386     for(i=0; i<probe_packet->buf_size; i++){
 387         temp_buffer = (temp_buffer<<8) + probe_packet->buf[i];
 388         if ((temp_buffer & 0xffffff00) != 0x100)
 389             continue;
 390
 391         if (temp_buffer == VOP_START_CODE)                         VOP++;
 392         else if (temp_buffer == VISUAL_OBJECT_START_CODE)          VISO++;
 393         else if (temp_buffer < 0x120)                              VO++;
 394         else if (temp_buffer < 0x130)                              VOL++;
 395         else if (   !(0x1AF < temp_buffer && temp_buffer < 0x1B7)
 396                  && !(0x1B9 < temp_buffer && temp_buffer < 0x1C4)) res++;
 397     }
 398
 399     if ( VOP >= VISO && VOP >= VOL && VO >= VOL && VOL > 0 && res==0)
 400         return AVPROBE_SCORE_MAX/2;
 401     return 0;
 402 }
 403 #endif
 404
 405 #if CONFIG_H264_DEMUXER
 406 static int h264_probe(AVProbeData *p)
 407 {
 408     uint32_t code= -1;
 409     int sps=0, pps=0, idr=0, res=0, sli=0;
 410     int i;
 411
 412     for(i=0; i<p->buf_size; i++){
 413         code = (code<<8) + p->buf[i];
 414         if ((code & 0xffffff00) == 0x100) {
 415             int ref_idc= (code>>5)&3;
 416             int type   = code & 0x1F;
 417             static const int8_t ref_zero[32]={
 418                 2, 0, 0, 0, 0,-1, 1,-1,
 419                -1, 1, 1, 1, 1,-1, 2, 2,
 420                 2, 2, 2, 0, 2, 2, 2, 2,
 421                 2, 2, 2, 2, 2, 2, 2, 2
 422             };
 423
 424             if(code & 0x80) //forbidden bit
 425                 return 0;
 426
 427             if(ref_zero[type] == 1 && ref_idc)
 428                 return 0;
 429             if(ref_zero[type] ==-1 && !ref_idc)
 430                 return 0;
 431             if(ref_zero[type] == 2)
 432                 res++;
 433
 434             switch(type){
 435             case     1:   sli++; break;
 436             case     5:   idr++; break;
 437             case     7:
 438                 if(p->buf[i+2]&0x0F)
 439                     return 0;
 440                 sps++;
 441                 break;
 442             case     8:   pps++; break;
 443             }
 444         }
 445     }
 446     if(sps && pps && (idr||sli>3) && res<(sps+pps+idr))
 447         return AVPROBE_SCORE_MAX/2+1; // +1 for .mpg
 448     return 0;
 449 }
 450 #endif
 451
 452 #if CONFIG_H263_DEMUXER
 453 static int h263_probe(AVProbeData *p)
 454 {
 455     int code;
 456     const uint8_t *d;
 457
 458     d = p->buf;
 459     code = (d[0] << 14) | (d[1] << 6) | (d[2] >> 2);
 460     if (code == 0x20) {
 461         return 50;
 462     }
 463     return 0;
 464 }
 465 #endif
 466
 467 #if CONFIG_H261_DEMUXER
 468 static int h261_probe(AVProbeData *p)
 469 {
 470     int code;
 471     const uint8_t *d;
 472
 473     d = p->buf;
 474     code = (d[0] << 12) | (d[1] << 4) | (d[2] >> 4);
 475     if (code == 0x10) {
 476         return 50;
 477     }
 478     return 0;
 479 }
 480 #endif
 481
 482 #if CONFIG_DTS_DEMUXER
 483 #define DCA_MARKER_14B_BE 0x1FFFE800
 484 #define DCA_MARKER_14B_LE 0xFF1F00E8
 485 #define DCA_MARKER_RAW_BE 0x7FFE8001
 486 #define DCA_MARKER_RAW_LE 0xFE7F0180
 487 static int dts_probe(AVProbeData *p)
 488 {
 489     const uint8_t *buf, *bufp;
 490     uint32_t state = -1;
 491
 492     buf = p->buf;
 493
 494     for(; buf < (p->buf+p->buf_size)-2; buf+=2) {
 495         bufp = buf;
 496         state = (state << 16) | bytestream_get_be16(&bufp);
 497
 498         /* regular bitstream */
 499         if (state == DCA_MARKER_RAW_BE || state == DCA_MARKER_RAW_LE)
 500             return AVPROBE_SCORE_MAX/2+1;
 501
 502         /* 14 bits big-endian bitstream */
 503         if (state == DCA_MARKER_14B_BE)
 504             if ((bytestream_get_be16(&bufp) & 0xFFF0) == 0x07F0)
 505                 return AVPROBE_SCORE_MAX/2+1;
 506
 507         /* 14 bits little-endian bitstream */
 508         if (state == DCA_MARKER_14B_LE)
 509             if ((bytestream_get_be16(&bufp) & 0xF0FF) == 0xF007)
 510                 return AVPROBE_SCORE_MAX/2+1;
 511     }
 512
 513     return 0;
 514 }
 515 #endif
 516
 517 #if CONFIG_DIRAC_DEMUXER
 518 static int dirac_probe(AVProbeData *p)
 519 {
 520     if (AV_RL32(p->buf) == MKTAG('B', 'B', 'C', 'D'))
 521         return AVPROBE_SCORE_MAX;
 522     else
 523         return 0;
 524 }
 525 #endif
 526
 527 #if CONFIG_DNXHD_DEMUXER
 528 static int dnxhd_probe(AVProbeData *p)
 529 {
 530     static const uint8_t header[] = {0x00,0x00,0x02,0x80,0x01};
 531     if (!memcmp(p->buf, header, 5))
 532         return AVPROBE_SCORE_MAX;
 533     else
 534         return 0;
 535 }
 536 #endif
 537
 538 #if CONFIG_AC3_DEMUXER || CONFIG_EAC3_DEMUXER
 539 static int ac3_eac3_probe(AVProbeData *p, enum CodecID expected_codec_id)
 540 {
 541     int max_frames, first_frames = 0, frames;
 542     uint8_t *buf, *buf2, *end;
 543     AC3HeaderInfo hdr;
 544     GetBitContext gbc;
 545     enum CodecID codec_id = CODEC_ID_AC3;
 546
 547     max_frames = 0;
 548     buf = p->buf;
 549     end = buf + p->buf_size;
 550
 551     for(; buf < end; buf++) {
 552         buf2 = buf;
 553
 554         for(frames = 0; buf2 < end; frames++) {
 555             init_get_bits(&gbc, buf2, 54);
 556             if(ff_ac3_parse_header(&gbc, &hdr) < 0)
 557                 break;
 558             if(buf2 + hdr.frame_size > end ||
 559                av_crc(av_crc_get_table(AV_CRC_16_ANSI), 0, buf2 + 2, hdr.frame_size - 2))
 560                 break;
 561             if (hdr.bitstream_id > 10)
 562                 codec_id = CODEC_ID_EAC3;
 563             buf2 += hdr.frame_size;
 564         }
 565         max_frames = FFMAX(max_frames, frames);
 566         if(buf == p->buf)
 567             first_frames = frames;
 568     }
 569     if(codec_id != expected_codec_id) return 0;
 570     if   (first_frames>=3) return AVPROBE_SCORE_MAX * 3 / 4;
 571     else if(max_frames>=3) return AVPROBE_SCORE_MAX / 2;
 572     else if(max_frames>=1) return 1;
 573     else                   return 0;
 574 }
 575 #endif
 576
 577 #if CONFIG_AC3_DEMUXER
 578 static int ac3_probe(AVProbeData *p)
 579 {
 580     return ac3_eac3_probe(p, CODEC_ID_AC3);
 581 }
 582 #endif
 583
 584 #if CONFIG_EAC3_DEMUXER
 585 static int eac3_probe(AVProbeData *p)
 586 {
 587     return ac3_eac3_probe(p, CODEC_ID_EAC3);
 588 }
 589 #endif
 590
 591 #if CONFIG_AAC_DEMUXER
 592 static int adts_aac_probe(AVProbeData *p)
 593 {
 594     int max_frames = 0, first_frames = 0;
 595     int fsize, frames;
 596     uint8_t *buf0 = p->buf;
 597     uint8_t *buf2;
 598     uint8_t *buf;
 599     uint8_t *end = buf0 + p->buf_size - 7;
 600
 601     if (ff_id3v2_match(buf0)) {
 602         buf0 += ff_id3v2_tag_len(buf0);
 603     }
 604     buf = buf0;
 605
 606     for(; buf < end; buf= buf2+1) {
 607         buf2 = buf;
 608
 609         for(frames = 0; buf2 < end; frames++) {
 610             uint32_t header = AV_RB16(buf2);
 611             if((header&0xFFF6) != 0xFFF0)
 612                 break;
 613             fsize = (AV_RB32(buf2+3)>>13) & 0x8FFF;
 614             if(fsize < 7)
 615                 break;
 616             buf2 += fsize;
 617         }
 618         max_frames = FFMAX(max_frames, frames);
 619         if(buf == buf0)
 620             first_frames= frames;
 621     }
 622     if   (first_frames>=3) return AVPROBE_SCORE_MAX/2+1;
 623     else if(max_frames>500)return AVPROBE_SCORE_MAX/2;
 624     else if(max_frames>=3) return AVPROBE_SCORE_MAX/4;
 625     else if(max_frames>=1) return 1;
 626     else                   return 0;
 627 }
 628 #endif
 629
 630 /* Note: Do not forget to add new entries to the Makefile as well. */
 631
 632 #if CONFIG_AAC_DEMUXER
 633 AVInputFormat aac_demuxer = {
 634     "aac",
 635     NULL_IF_CONFIG_SMALL("raw ADTS AAC"),
 636     0,
 637     adts_aac_probe,
 638     audio_read_header,
 639     ff_raw_read_partial_packet,
 640     .flags= AVFMT_GENERIC_INDEX,
 641     .extensions = "aac",
 642     .value = CODEC_ID_AAC,
 643 };
 644 #endif
 645
 646 #if CONFIG_AC3_DEMUXER
 647 AVInputFormat ac3_demuxer = {
 648     "ac3",
 649     NULL_IF_CONFIG_SMALL("raw AC-3"),
 650     0,
 651     ac3_probe,
 652     audio_read_header,
 653     ff_raw_read_partial_packet,
 654     .flags= AVFMT_GENERIC_INDEX,
 655     .extensions = "ac3",
 656     .value = CODEC_ID_AC3,
 657 };
 658 #endif
 659
 660 #if CONFIG_AC3_MUXER
 661 AVOutputFormat ac3_muxer = {
 662     "ac3",
 663     NULL_IF_CONFIG_SMALL("raw AC-3"),
 664     "audio/x-ac3",
 665     "ac3",
 666     0,
 667     CODEC_ID_AC3,
 668     CODEC_ID_NONE,
 669     NULL,
 670     raw_write_packet,
 671     .flags= AVFMT_NOTIMESTAMPS,
 672 };
 673 #endif
 674
 675 #if CONFIG_DIRAC_DEMUXER
 676 AVInputFormat dirac_demuxer = {
 677     "dirac",
 678     NULL_IF_CONFIG_SMALL("raw Dirac"),
 679     0,
 680     dirac_probe,
 681     video_read_header,
 682     ff_raw_read_partial_packet,
 683     .flags= AVFMT_GENERIC_INDEX,
 684     .value = CODEC_ID_DIRAC,
 685 };
 686 #endif
 687
 688 #if CONFIG_DIRAC_MUXER
 689 AVOutputFormat dirac_muxer = {
 690     "dirac",
 691     NULL_IF_CONFIG_SMALL("raw Dirac"),
 692     NULL,
 693     "drc",
 694     0,
 695     CODEC_ID_NONE,
 696     CODEC_ID_DIRAC,
 697     NULL,
 698     raw_write_packet,
 699     .flags= AVFMT_NOTIMESTAMPS,
 700 };
 701 #endif
 702
 703 #if CONFIG_DNXHD_DEMUXER
 704 AVInputFormat dnxhd_demuxer = {
 705     "dnxhd",
 706     NULL_IF_CONFIG_SMALL("raw DNxHD (SMPTE VC-3)"),
 707     0,
 708     dnxhd_probe,
 709     video_read_header,
 710     ff_raw_read_partial_packet,
 711     .flags= AVFMT_GENERIC_INDEX,
 712     .value = CODEC_ID_DNXHD,
 713 };
 714 #endif
 715
 716 #if CONFIG_DNXHD_MUXER
 717 AVOutputFormat dnxhd_muxer = {
 718     "dnxhd",
 719     NULL_IF_CONFIG_SMALL("raw DNxHD (SMPTE VC-3)"),
 720     NULL,
 721     "dnxhd",
 722     0,
 723     CODEC_ID_NONE,
 724     CODEC_ID_DNXHD,
 725     NULL,
 726     raw_write_packet,
 727     .flags= AVFMT_NOTIMESTAMPS,
 728 };
 729 #endif
 730
 731 #if CONFIG_DTS_DEMUXER
 732 AVInputFormat dts_demuxer = {
 733     "dts",
 734     NULL_IF_CONFIG_SMALL("raw DTS"),
 735     0,
 736     dts_probe,
 737     audio_read_header,
 738     ff_raw_read_partial_packet,
 739     .flags= AVFMT_GENERIC_INDEX,
 740     .extensions = "dts",
 741     .value = CODEC_ID_DTS,
 742 };
 743 #endif
 744
 745 #if CONFIG_DTS_MUXER
 746 AVOutputFormat dts_muxer = {
 747     "dts",
 748     NULL_IF_CONFIG_SMALL("raw DTS"),
 749     "audio/x-dca",
 750     "dts",
 751     0,
 752     CODEC_ID_DTS,
 753     CODEC_ID_NONE,
 754     NULL,
 755     raw_write_packet,
 756     .flags= AVFMT_NOTIMESTAMPS,
 757 };
 758 #endif
 759
 760 #if CONFIG_EAC3_DEMUXER
 761 AVInputFormat eac3_demuxer = {
 762     "eac3",
 763     NULL_IF_CONFIG_SMALL("raw E-AC-3"),
 764     0,
 765     eac3_probe,
 766     audio_read_header,
 767     ff_raw_read_partial_packet,
 768     .flags= AVFMT_GENERIC_INDEX,
 769     .extensions = "eac3",
 770     .value = CODEC_ID_EAC3,
 771 };
 772 #endif
 773
 774 #if CONFIG_EAC3_MUXER
 775 AVOutputFormat eac3_muxer = {
 776     "eac3",
 777     NULL_IF_CONFIG_SMALL("raw E-AC-3"),
 778     "audio/x-eac3",
 779     "eac3",
 780     0,
 781     CODEC_ID_EAC3,
 782     CODEC_ID_NONE,
 783     NULL,
 784     raw_write_packet,
 785     .flags= AVFMT_NOTIMESTAMPS,
 786 };
 787 #endif
 788
 789 #if CONFIG_GSM_DEMUXER
 790 AVInputFormat gsm_demuxer = {
 791     "gsm",
 792     NULL_IF_CONFIG_SMALL("raw GSM"),
 793     0,
 794     NULL,
 795     audio_read_header,
 796     ff_raw_read_partial_packet,
 797     .flags= AVFMT_GENERIC_INDEX,
 798     .extensions = "gsm",
 799     .value = CODEC_ID_GSM,
 800 };
 801 #endif
 802
 803 #if CONFIG_H261_DEMUXER
 804 AVInputFormat h261_demuxer = {
 805     "h261",
 806     NULL_IF_CONFIG_SMALL("raw H.261"),
 807     0,
 808     h261_probe,
 809     video_read_header,
 810     ff_raw_read_partial_packet,
 811     .flags= AVFMT_GENERIC_INDEX,
 812     .extensions = "h261",
 813     .value = CODEC_ID_H261,
 814 };
 815 #endif
 816
 817 #if CONFIG_H261_MUXER
 818 AVOutputFormat h261_muxer = {
 819     "h261",
 820     NULL_IF_CONFIG_SMALL("raw H.261"),
 821     "video/x-h261",
 822     "h261",
 823     0,
 824     CODEC_ID_NONE,
 825     CODEC_ID_H261,
 826     NULL,
 827     raw_write_packet,
 828     .flags= AVFMT_NOTIMESTAMPS,
 829 };
 830 #endif
 831
 832 #if CONFIG_H263_DEMUXER
 833 AVInputFormat h263_demuxer = {
 834     "h263",
 835     NULL_IF_CONFIG_SMALL("raw H.263"),
 836     0,
 837     h263_probe,
 838     video_read_header,
 839     ff_raw_read_partial_packet,
 840     .flags= AVFMT_GENERIC_INDEX,
 841 //    .extensions = "h263", //FIXME remove after writing mpeg4_probe
 842     .value = CODEC_ID_H263,
 843 };
 844 #endif
 845
 846 #if CONFIG_H263_MUXER
 847 AVOutputFormat h263_muxer = {
 848     "h263",
 849     NULL_IF_CONFIG_SMALL("raw H.263"),
 850     "video/x-h263",
 851     "h263",
 852     0,
 853     CODEC_ID_NONE,
 854     CODEC_ID_H263,
 855     NULL,
 856     raw_write_packet,
 857     .flags= AVFMT_NOTIMESTAMPS,
 858 };
 859 #endif
 860
 861 #if CONFIG_H264_DEMUXER
 862 AVInputFormat h264_demuxer = {
 863     "h264",
 864     NULL_IF_CONFIG_SMALL("raw H.264 video format"),
 865     0,
 866     h264_probe,
 867     video_read_header,
 868     ff_raw_read_partial_packet,
 869     .flags= AVFMT_GENERIC_INDEX,
 870     .extensions = "h26l,h264,264", //FIXME remove after writing mpeg4_probe
 871     .value = CODEC_ID_H264,
 872 };
 873 #endif
 874
 875 #if CONFIG_H264_MUXER
 876 AVOutputFormat h264_muxer = {
 877     "h264",
 878     NULL_IF_CONFIG_SMALL("raw H.264 video format"),
 879     NULL,
 880     "h264",
 881     0,
 882     CODEC_ID_NONE,
 883     CODEC_ID_H264,
 884     NULL,
 885     raw_write_packet,
 886     .flags= AVFMT_NOTIMESTAMPS,
 887 };
 888 #endif
 889
 890 #if CONFIG_INGENIENT_DEMUXER
 891 AVInputFormat ingenient_demuxer = {
 892     "ingenient",
 893     NULL_IF_CONFIG_SMALL("raw Ingenient MJPEG"),
 894     0,
 895     NULL,
 896     video_read_header,
 897     ingenient_read_packet,
 898     .flags= AVFMT_GENERIC_INDEX,
 899     .extensions = "cgi", // FIXME
 900     .value = CODEC_ID_MJPEG,
 901 };
 902 #endif
 903
 904 #if CONFIG_M4V_DEMUXER
 905 AVInputFormat m4v_demuxer = {
 906     "m4v",
 907     NULL_IF_CONFIG_SMALL("raw MPEG-4 video format"),
 908     0,
 909     mpeg4video_probe, /** probing for MPEG-4 data */
 910     video_read_header,
 911     ff_raw_read_partial_packet,
 912     .flags= AVFMT_GENERIC_INDEX,
 913     .extensions = "m4v",
 914     .value = CODEC_ID_MPEG4,
 915 };
 916 #endif
 917
 918 #if CONFIG_M4V_MUXER
 919 AVOutputFormat m4v_muxer = {
 920     "m4v",
 921     NULL_IF_CONFIG_SMALL("raw MPEG-4 video format"),
 922     NULL,
 923     "m4v",
 924     0,
 925     CODEC_ID_NONE,
 926     CODEC_ID_MPEG4,
 927     NULL,
 928     raw_write_packet,
 929     .flags= AVFMT_NOTIMESTAMPS,
 930 };
 931 #endif
 932
 933 #if CONFIG_MJPEG_DEMUXER
 934 AVInputFormat mjpeg_demuxer = {
 935     "mjpeg",
 936     NULL_IF_CONFIG_SMALL("raw MJPEG video"),
 937     0,
 938     NULL,
 939     video_read_header,
 940     ff_raw_read_partial_packet,
 941     .flags= AVFMT_GENERIC_INDEX,
 942     .extensions = "mjpg,mjpeg",
 943     .value = CODEC_ID_MJPEG,
 944 };
 945 #endif
 946
 947 #if CONFIG_MJPEG_MUXER
 948 AVOutputFormat mjpeg_muxer = {
 949     "mjpeg",
 950     NULL_IF_CONFIG_SMALL("raw MJPEG video"),
 951     "video/x-mjpeg",
 952     "mjpg,mjpeg",
 953     0,
 954     CODEC_ID_NONE,
 955     CODEC_ID_MJPEG,
 956     NULL,
 957     raw_write_packet,
 958     .flags= AVFMT_NOTIMESTAMPS,
 959 };
 960 #endif
 961
 962 #if CONFIG_MLP_DEMUXER
 963 AVInputFormat mlp_demuxer = {
 964     "mlp",
 965     NULL_IF_CONFIG_SMALL("raw MLP"),
 966     0,
 967     NULL,
 968     audio_read_header,
 969     ff_raw_read_partial_packet,
 970     .flags= AVFMT_GENERIC_INDEX,
 971     .extensions = "mlp",
 972     .value = CODEC_ID_MLP,
 973 };
 974 #endif
 975
 976 #if CONFIG_MLP_MUXER
 977 AVOutputFormat mlp_muxer = {
 978     "mlp",
 979     NULL_IF_CONFIG_SMALL("raw MLP"),
 980     NULL,
 981     "mlp",
 982     0,
 983     CODEC_ID_MLP,
 984     CODEC_ID_NONE,
 985     NULL,
 986     raw_write_packet,
 987     .flags= AVFMT_NOTIMESTAMPS,
 988 };
 989 #endif
 990
 991 #if CONFIG_TRUEHD_DEMUXER
 992 AVInputFormat truehd_demuxer = {
 993     "truehd",
 994     NULL_IF_CONFIG_SMALL("raw TrueHD"),
 995     0,
 996     NULL,
 997     audio_read_header,
 998     ff_raw_read_partial_packet,
 999     .flags= AVFMT_GENERIC_INDEX,
1000     .extensions = "thd",
1001     .value = CODEC_ID_TRUEHD,
1002 };
1003 #endif
1004
1005 #if CONFIG_TRUEHD_MUXER
1006 AVOutputFormat truehd_muxer = {
1007     "truehd",
1008     NULL_IF_CONFIG_SMALL("raw TrueHD"),
1009     NULL,
1010     "thd",
1011     0,
1012     CODEC_ID_TRUEHD,
1013     CODEC_ID_NONE,
1014     NULL,
1015     raw_write_packet,
1016     .flags= AVFMT_NOTIMESTAMPS,
1017 };
1018 #endif
1019
1020 #if CONFIG_MPEG1VIDEO_MUXER
1021 AVOutputFormat mpeg1video_muxer = {
1022     "mpeg1video",
1023     NULL_IF_CONFIG_SMALL("raw MPEG-1 video"),
1024     "video/x-mpeg",
1025     "mpg,mpeg,m1v",
1026     0,
1027     CODEC_ID_NONE,
1028     CODEC_ID_MPEG1VIDEO,
1029     NULL,
1030     raw_write_packet,
1031     .flags= AVFMT_NOTIMESTAMPS,
1032 };
1033 #endif
1034
1035 #if CONFIG_MPEG2VIDEO_MUXER
1036 AVOutputFormat mpeg2video_muxer = {
1037     "mpeg2video",
1038     NULL_IF_CONFIG_SMALL("raw MPEG-2 video"),
1039     NULL,
1040     "m2v",
1041     0,
1042     CODEC_ID_NONE,
1043     CODEC_ID_MPEG2VIDEO,
1044     NULL,
1045     raw_write_packet,
1046     .flags= AVFMT_NOTIMESTAMPS,
1047 };
1048 #endif
1049
1050 #if CONFIG_MPEGVIDEO_DEMUXER
1051 AVInputFormat mpegvideo_demuxer = {
1052     "mpegvideo",
1053     NULL_IF_CONFIG_SMALL("raw MPEG video"),
1054     0,
1055     mpegvideo_probe,
1056     video_read_header,
1057     ff_raw_read_partial_packet,
1058     .flags= AVFMT_GENERIC_INDEX,
1059     .value = CODEC_ID_MPEG1VIDEO,
1060 };
1061 #endif
1062
1063 #if CONFIG_CAVSVIDEO_DEMUXER
1064 AVInputFormat cavsvideo_demuxer = {
1065     "cavsvideo",
1066     NULL_IF_CONFIG_SMALL("raw Chinese AVS video"),
1067     0,
1068     cavsvideo_probe,
1069     video_read_header,
1070     ff_raw_read_partial_packet,
1071     .flags= AVFMT_GENERIC_INDEX,
1072     .value = CODEC_ID_CAVS,
1073 };
1074 #endif
1075
1076 #if CONFIG_NULL_MUXER
1077 AVOutputFormat null_muxer = {
1078     "null",
1079     NULL_IF_CONFIG_SMALL("raw null video format"),
1080     NULL,
1081     NULL,
1082     0,
1083 #ifdef WORDS_BIGENDIAN
1084     CODEC_ID_PCM_S16BE,
1085 #else
1086     CODEC_ID_PCM_S16LE,
1087 #endif
1088     CODEC_ID_RAWVIDEO,
1089     NULL,
1090     null_write_packet,
1091     .flags = AVFMT_NOFILE | AVFMT_RAWPICTURE | AVFMT_NOTIMESTAMPS,
1092 };
1093 #endif
1094
1095 #if CONFIG_RAWVIDEO_DEMUXER
1096 AVInputFormat rawvideo_demuxer = {
1097     "rawvideo",
1098     NULL_IF_CONFIG_SMALL("raw video format"),
1099     0,
1100     NULL,
1101     raw_read_header,
1102     rawvideo_read_packet,
1103     .flags= AVFMT_GENERIC_INDEX,
1104     .extensions = "yuv,cif,qcif,rgb",
1105     .value = CODEC_ID_RAWVIDEO,
1106 };
1107 #endif
1108
1109 #if CONFIG_RAWVIDEO_MUXER
1110 AVOutputFormat rawvideo_muxer = {
1111     "rawvideo",
1112     NULL_IF_CONFIG_SMALL("raw video format"),
1113     NULL,
1114     "yuv,rgb",
1115     0,
1116     CODEC_ID_NONE,
1117     CODEC_ID_RAWVIDEO,
1118     NULL,
1119     raw_write_packet,
1120     .flags= AVFMT_NOTIMESTAMPS,
1121 };
1122 #endif
1123
1124 #if CONFIG_ROQ_MUXER
1125 AVOutputFormat roq_muxer =
1126 {
1127     "RoQ",
1128     NULL_IF_CONFIG_SMALL("raw id RoQ format"),
1129     NULL,
1130     "roq",
1131     0,
1132     CODEC_ID_ROQ_DPCM,
1133     CODEC_ID_ROQ,
1134     roq_write_header,
1135     raw_write_packet,
1136 };
1137 #endif
1138
1139 #if CONFIG_SHORTEN_DEMUXER
1140 AVInputFormat shorten_demuxer = {
1141     "shn",
1142     NULL_IF_CONFIG_SMALL("raw Shorten"),
1143     0,
1144     NULL,
1145     audio_read_header,
1146     ff_raw_read_partial_packet,
1147     .flags= AVFMT_GENERIC_INDEX,
1148     .extensions = "shn",
1149     .value = CODEC_ID_SHORTEN,
1150 };
1151 #endif
1152
1153 #if CONFIG_VC1_DEMUXER
1154 AVInputFormat vc1_demuxer = {
1155     "vc1",
1156     NULL_IF_CONFIG_SMALL("raw VC-1"),
1157     0,
1158     NULL /* vc1_probe */,
1159     video_read_header,
1160     ff_raw_read_partial_packet,
1161     .extensions = "vc1",
1162     .value = CODEC_ID_VC1,
1163 };
1164 #endif
1165
1166 /* PCM formats */
1167
1168 #define PCMINPUTDEF(name, long_name, ext, codec) \
1169 AVInputFormat pcm_ ## name ## _demuxer = {\
1170     #name,\
1171     NULL_IF_CONFIG_SMALL(long_name),\
1172     0,\
1173     NULL,\
1174     raw_read_header,\
1175     raw_read_packet,\
1176     NULL,\
1177     pcm_read_seek,\
1178     .flags= AVFMT_GENERIC_INDEX,\
1179     .extensions = ext,\
1180     .value = codec,\
1181 };
1182
1183 #define PCMOUTPUTDEF(name, long_name, ext, codec) \
1184 AVOutputFormat pcm_ ## name ## _muxer = {\
1185     #name,\
1186     NULL_IF_CONFIG_SMALL(long_name),\
1187     NULL,\
1188     ext,\
1189     0,\
1190     codec,\
1191     CODEC_ID_NONE,\
1192     NULL,\
1193     raw_write_packet,\
1194     .flags= AVFMT_NOTIMESTAMPS,\
1195 };
1196
1197
1198 #if  !CONFIG_MUXERS && CONFIG_DEMUXERS
1199 #define PCMDEF(name, long_name, ext, codec) \
1200         PCMINPUTDEF(name, long_name, ext, codec)
1201 #elif CONFIG_MUXERS && !CONFIG_DEMUXERS
1202 #define PCMDEF(name, long_name, ext, codec) \
1203         PCMOUTPUTDEF(name, long_name, ext, codec)
1204 #elif CONFIG_MUXERS && CONFIG_DEMUXERS
1205 #define PCMDEF(name, long_name, ext, codec) \
1206         PCMINPUTDEF(name, long_name, ext, codec)\
1207         PCMOUTPUTDEF(name, long_name, ext, codec)
1208 #else
1209 #define PCMDEF(name, long_name, ext, codec)
1210 #endif
1211
1212 #ifdef WORDS_BIGENDIAN
1213 #define BE_DEF(s) s
1214 #define LE_DEF(s) NULL
1215 #else
1216 #define BE_DEF(s) NULL
1217 #define LE_DEF(s) s
1218 #endif
1219
1220 PCMDEF(f64be, "PCM 64 bit floating-point big-endian format",
1221        NULL, CODEC_ID_PCM_F64BE)
1222
1223 PCMDEF(f64le, "PCM 64 bit floating-point little-endian format",
1224        NULL, CODEC_ID_PCM_F64LE)
1225
1226 PCMDEF(f32be, "PCM 32 bit floating-point big-endian format",
1227        NULL, CODEC_ID_PCM_F32BE)
1228
1229 PCMDEF(f32le, "PCM 32 bit floating-point little-endian format",
1230        NULL, CODEC_ID_PCM_F32LE)
1231
1232 PCMDEF(s32be, "PCM signed 32 bit big-endian format",
1233        NULL, CODEC_ID_PCM_S32BE)
1234
1235 PCMDEF(s32le, "PCM signed 32 bit little-endian format",
1236        NULL, CODEC_ID_PCM_S32LE)
1237
1238 PCMDEF(s24be, "PCM signed 24 bit big-endian format",
1239        NULL, CODEC_ID_PCM_S24BE)
1240
1241 PCMDEF(s24le, "PCM signed 24 bit little-endian format",
1242        NULL, CODEC_ID_PCM_S24LE)
1243
1244 PCMDEF(s16be, "PCM signed 16 bit big-endian format",
1245        BE_DEF("sw"), CODEC_ID_PCM_S16BE)
1246
1247 PCMDEF(s16le, "PCM signed 16 bit little-endian format",
1248        LE_DEF("sw"), CODEC_ID_PCM_S16LE)
1249
1250 PCMDEF(s8, "PCM signed 8 bit format",
1251        "sb", CODEC_ID_PCM_S8)
1252
1253 PCMDEF(u32be, "PCM unsigned 32 bit big-endian format",
1254        NULL, CODEC_ID_PCM_U32BE)
1255
1256 PCMDEF(u32le, "PCM unsigned 32 bit little-endian format",
1257        NULL, CODEC_ID_PCM_U32LE)
1258
1259 PCMDEF(u24be, "PCM unsigned 24 bit big-endian format",
1260        NULL, CODEC_ID_PCM_U24BE)
1261
1262 PCMDEF(u24le, "PCM unsigned 24 bit little-endian format",
1263        NULL, CODEC_ID_PCM_U24LE)
1264
1265 PCMDEF(u16be, "PCM unsigned 16 bit big-endian format",
1266        BE_DEF("uw"), CODEC_ID_PCM_U16BE)
1267
1268 PCMDEF(u16le, "PCM unsigned 16 bit little-endian format",
1269        LE_DEF("uw"), CODEC_ID_PCM_U16LE)
1270
1271 PCMDEF(u8, "PCM unsigned 8 bit format",
1272        "ub", CODEC_ID_PCM_U8)
1273
1274 PCMDEF(alaw, "PCM A-law format",
1275        "al", CODEC_ID_PCM_ALAW)
1276
1277 PCMDEF(mulaw, "PCM mu-law format",
1278        "ul", CODEC_ID_PCM_MULAW)