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