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