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

   1 /*
   2  * RAW muxers
   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/intreadwrite.h"
  24
  25 #include "avformat.h"
  26 #include "rawenc.h"
  27 #include "internal.h"
  28
  29 int ff_raw_write_packet(AVFormatContext *s, AVPacket *pkt)
  30 {
  31     avio_write(s->pb, pkt->data, pkt->size);
  32     return 0;
  33 }
  34
  35 static int force_one_stream(AVFormatContext *s)
  36 {
  37     if (s->nb_streams != 1) {
  38         av_log(s, AV_LOG_ERROR, "%s files have exactly one stream\n",
  39                s->oformat->name);
  40         return AVERROR(EINVAL);
  41     }
  42     return 0;
  43 }
  44
  45 /* Note: Do not forget to add new entries to the Makefile as well. */
  46
  47 #if CONFIG_AC3_MUXER
  48 AVOutputFormat ff_ac3_muxer = {
  49     .name              = "ac3",
  50     .long_name         = NULL_IF_CONFIG_SMALL("raw AC-3"),
  51     .mime_type         = "audio/x-ac3",
  52     .extensions        = "ac3",
  53     .audio_codec       = AV_CODEC_ID_AC3,
  54     .video_codec       = AV_CODEC_ID_NONE,
  55     .write_header      = force_one_stream,
  56     .write_packet      = ff_raw_write_packet,
  57     .flags             = AVFMT_NOTIMESTAMPS,
  58 };
  59 #endif
  60
  61 #if CONFIG_ADX_MUXER
  62
  63 static int adx_write_trailer(AVFormatContext *s)
  64 {
  65     AVIOContext *pb = s->pb;
  66     AVCodecParameters *par = s->streams[0]->codecpar;
  67
  68     if (pb->seekable & AVIO_SEEKABLE_NORMAL) {
  69         int64_t file_size = avio_tell(pb);
  70         uint64_t sample_count = (file_size - 36) / par->channels / 18 * 32;
  71         if (sample_count <= UINT32_MAX) {
  72             avio_seek(pb, 12, SEEK_SET);
  73             avio_wb32(pb, sample_count);
  74             avio_seek(pb, file_size, SEEK_SET);
  75         }
  76     }
  77
  78     return 0;
  79 }
  80
  81 AVOutputFormat ff_adx_muxer = {
  82     .name              = "adx",
  83     .long_name         = NULL_IF_CONFIG_SMALL("CRI ADX"),
  84     .extensions        = "adx",
  85     .audio_codec       = AV_CODEC_ID_ADPCM_ADX,
  86     .video_codec       = AV_CODEC_ID_NONE,
  87     .write_header      = force_one_stream,
  88     .write_packet      = ff_raw_write_packet,
  89     .write_trailer     = adx_write_trailer,
  90     .flags             = AVFMT_NOTIMESTAMPS,
  91 };
  92 #endif
  93
  94 #if CONFIG_APTX_MUXER
  95 AVOutputFormat ff_aptx_muxer = {
  96     .name              = "aptx",
  97     .long_name         = NULL_IF_CONFIG_SMALL("raw aptX (Audio Processing Technology for Bluetooth)"),
  98     .extensions        = "aptx",
  99     .audio_codec       = AV_CODEC_ID_APTX,
 100     .video_codec       = AV_CODEC_ID_NONE,
 101     .write_header      = force_one_stream,
 102     .write_packet      = ff_raw_write_packet,
 103     .flags             = AVFMT_NOTIMESTAMPS,
 104 };
 105 #endif
 106
 107 #if CONFIG_APTX_HD_MUXER
 108 AVOutputFormat ff_aptx_hd_muxer = {
 109     .name              = "aptx_hd",
 110     .long_name         = NULL_IF_CONFIG_SMALL("raw aptX HD (Audio Processing Technology for Bluetooth)"),
 111     .extensions        = "aptxhd",
 112     .audio_codec       = AV_CODEC_ID_APTX_HD,
 113     .video_codec       = AV_CODEC_ID_NONE,
 114     .write_header      = force_one_stream,
 115     .write_packet      = ff_raw_write_packet,
 116     .flags             = AVFMT_NOTIMESTAMPS,
 117 };
 118 #endif
 119
 120 #if CONFIG_AVS2_MUXER
 121 AVOutputFormat ff_avs2_muxer = {
 122     .name              = "avs2",
 123     .long_name         = NULL_IF_CONFIG_SMALL("raw AVS2-P2/IEEE1857.4 video"),
 124     .extensions        = "avs,avs2",
 125     .audio_codec       = AV_CODEC_ID_NONE,
 126     .video_codec       = AV_CODEC_ID_AVS2,
 127     .write_header      = force_one_stream,
 128     .write_packet      = ff_raw_write_packet,
 129     .flags             = AVFMT_NOTIMESTAMPS,
 130 };
 131 #endif
 132
 133 #if CONFIG_CAVSVIDEO_MUXER
 134 AVOutputFormat ff_cavsvideo_muxer = {
 135     .name              = "cavsvideo",
 136     .long_name         = NULL_IF_CONFIG_SMALL("raw Chinese AVS (Audio Video Standard) video"),
 137     .extensions        = "cavs",
 138     .audio_codec       = AV_CODEC_ID_NONE,
 139     .video_codec       = AV_CODEC_ID_CAVS,
 140     .write_header      = force_one_stream,
 141     .write_packet      = ff_raw_write_packet,
 142     .flags             = AVFMT_NOTIMESTAMPS,
 143 };
 144 #endif
 145
 146 #if CONFIG_CODEC2RAW_MUXER
 147 AVOutputFormat ff_codec2raw_muxer = {
 148     .name              = "codec2raw",
 149     .long_name         = NULL_IF_CONFIG_SMALL("raw codec2 muxer"),
 150     .audio_codec       = AV_CODEC_ID_CODEC2,
 151     .video_codec       = AV_CODEC_ID_NONE,
 152     .write_header      = force_one_stream,
 153     .write_packet      = ff_raw_write_packet,
 154     .flags             = AVFMT_NOTIMESTAMPS,
 155 };
 156 #endif
 157
 158
 159 #if CONFIG_DATA_MUXER
 160 AVOutputFormat ff_data_muxer = {
 161     .name              = "data",
 162     .long_name         = NULL_IF_CONFIG_SMALL("raw data"),
 163     .write_header      = force_one_stream,
 164     .write_packet      = ff_raw_write_packet,
 165     .flags             = AVFMT_NOTIMESTAMPS,
 166 };
 167 #endif
 168
 169 #if CONFIG_DIRAC_MUXER
 170 AVOutputFormat ff_dirac_muxer = {
 171     .name              = "dirac",
 172     .long_name         = NULL_IF_CONFIG_SMALL("raw Dirac"),
 173     .extensions        = "drc,vc2",
 174     .audio_codec       = AV_CODEC_ID_NONE,
 175     .video_codec       = AV_CODEC_ID_DIRAC,
 176     .write_header      = force_one_stream,
 177     .write_packet      = ff_raw_write_packet,
 178     .flags             = AVFMT_NOTIMESTAMPS,
 179 };
 180 #endif
 181
 182 #if CONFIG_DNXHD_MUXER
 183 AVOutputFormat ff_dnxhd_muxer = {
 184     .name              = "dnxhd",
 185     .long_name         = NULL_IF_CONFIG_SMALL("raw DNxHD (SMPTE VC-3)"),
 186     .extensions        = "dnxhd,dnxhr",
 187     .audio_codec       = AV_CODEC_ID_NONE,
 188     .video_codec       = AV_CODEC_ID_DNXHD,
 189     .write_header      = force_one_stream,
 190     .write_packet      = ff_raw_write_packet,
 191     .flags             = AVFMT_NOTIMESTAMPS,
 192 };
 193 #endif
 194
 195 #if CONFIG_DTS_MUXER
 196 AVOutputFormat ff_dts_muxer = {
 197     .name              = "dts",
 198     .long_name         = NULL_IF_CONFIG_SMALL("raw DTS"),
 199     .mime_type         = "audio/x-dca",
 200     .extensions        = "dts",
 201     .audio_codec       = AV_CODEC_ID_DTS,
 202     .video_codec       = AV_CODEC_ID_NONE,
 203     .write_header      = force_one_stream,
 204     .write_packet      = ff_raw_write_packet,
 205     .flags             = AVFMT_NOTIMESTAMPS,
 206 };
 207 #endif
 208
 209 #if CONFIG_EAC3_MUXER
 210 AVOutputFormat ff_eac3_muxer = {
 211     .name              = "eac3",
 212     .long_name         = NULL_IF_CONFIG_SMALL("raw E-AC-3"),
 213     .mime_type         = "audio/x-eac3",
 214     .extensions        = "eac3",
 215     .audio_codec       = AV_CODEC_ID_EAC3,
 216     .video_codec       = AV_CODEC_ID_NONE,
 217     .write_header      = force_one_stream,
 218     .write_packet      = ff_raw_write_packet,
 219     .flags             = AVFMT_NOTIMESTAMPS,
 220 };
 221 #endif
 222
 223 #if CONFIG_G722_MUXER
 224 AVOutputFormat ff_g722_muxer = {
 225     .name              = "g722",
 226     .long_name         = NULL_IF_CONFIG_SMALL("raw G.722"),
 227     .mime_type         = "audio/G722",
 228     .extensions        = "g722",
 229     .audio_codec       = AV_CODEC_ID_ADPCM_G722,
 230     .video_codec       = AV_CODEC_ID_NONE,
 231     .write_header      = force_one_stream,
 232     .write_packet      = ff_raw_write_packet,
 233     .flags             = AVFMT_NOTIMESTAMPS,
 234 };
 235 #endif
 236
 237 #if CONFIG_G723_1_MUXER
 238 AVOutputFormat ff_g723_1_muxer = {
 239     .name              = "g723_1",
 240     .long_name         = NULL_IF_CONFIG_SMALL("raw G.723.1"),
 241     .mime_type         = "audio/g723",
 242     .extensions        = "tco,rco",
 243     .audio_codec       = AV_CODEC_ID_G723_1,
 244     .video_codec       = AV_CODEC_ID_NONE,
 245     .write_header      = force_one_stream,
 246     .write_packet      = ff_raw_write_packet,
 247     .flags             = AVFMT_NOTIMESTAMPS,
 248 };
 249 #endif
 250
 251 #if CONFIG_G726_MUXER
 252 AVOutputFormat ff_g726_muxer = {
 253     .name              = "g726",
 254     .long_name         = NULL_IF_CONFIG_SMALL("raw big-endian G.726 (\"left-justified\")"),
 255     .audio_codec       = AV_CODEC_ID_ADPCM_G726,
 256     .video_codec       = AV_CODEC_ID_NONE,
 257     .write_header      = force_one_stream,
 258     .write_packet      = ff_raw_write_packet,
 259     .flags             = AVFMT_NOTIMESTAMPS,
 260 };
 261 #endif
 262
 263 #if CONFIG_G726LE_MUXER
 264 AVOutputFormat ff_g726le_muxer = {
 265     .name              = "g726le",
 266     .long_name         = NULL_IF_CONFIG_SMALL("raw little-endian G.726 (\"right-justified\")"),
 267     .audio_codec       = AV_CODEC_ID_ADPCM_G726LE,
 268     .video_codec       = AV_CODEC_ID_NONE,
 269     .write_header      = force_one_stream,
 270     .write_packet      = ff_raw_write_packet,
 271     .flags             = AVFMT_NOTIMESTAMPS,
 272 };
 273 #endif
 274
 275 #if CONFIG_GSM_MUXER
 276 AVOutputFormat ff_gsm_muxer = {
 277     .name              = "gsm",
 278     .long_name         = NULL_IF_CONFIG_SMALL("raw GSM"),
 279     .mime_type         = "audio/x-gsm",
 280     .extensions        = "gsm",
 281     .audio_codec       = AV_CODEC_ID_GSM,
 282     .video_codec       = AV_CODEC_ID_NONE,
 283     .write_header      = force_one_stream,
 284     .write_packet      = ff_raw_write_packet,
 285     .flags             = AVFMT_NOTIMESTAMPS,
 286 };
 287 #endif
 288
 289 #if CONFIG_H261_MUXER
 290 AVOutputFormat ff_h261_muxer = {
 291     .name              = "h261",
 292     .long_name         = NULL_IF_CONFIG_SMALL("raw H.261"),
 293     .mime_type         = "video/x-h261",
 294     .extensions        = "h261",
 295     .audio_codec       = AV_CODEC_ID_NONE,
 296     .video_codec       = AV_CODEC_ID_H261,
 297     .write_header      = force_one_stream,
 298     .write_packet      = ff_raw_write_packet,
 299     .flags             = AVFMT_NOTIMESTAMPS,
 300 };
 301 #endif
 302
 303 #if CONFIG_H263_MUXER
 304 AVOutputFormat ff_h263_muxer = {
 305     .name              = "h263",
 306     .long_name         = NULL_IF_CONFIG_SMALL("raw H.263"),
 307     .mime_type         = "video/x-h263",
 308     .extensions        = "h263",
 309     .audio_codec       = AV_CODEC_ID_NONE,
 310     .video_codec       = AV_CODEC_ID_H263,
 311     .write_header      = force_one_stream,
 312     .write_packet      = ff_raw_write_packet,
 313     .flags             = AVFMT_NOTIMESTAMPS,
 314 };
 315 #endif
 316
 317 #if CONFIG_H264_MUXER
 318 static int h264_check_bitstream(struct AVFormatContext *s, const AVPacket *pkt)
 319 {
 320     AVStream *st = s->streams[0];
 321     if (pkt->size >= 5 && AV_RB32(pkt->data) != 0x0000001 &&
 322                           AV_RB24(pkt->data) != 0x000001)
 323         return ff_stream_add_bitstream_filter(st, "h264_mp4toannexb", NULL);
 324     return 1;
 325 }
 326
 327 AVOutputFormat ff_h264_muxer = {
 328     .name              = "h264",
 329     .long_name         = NULL_IF_CONFIG_SMALL("raw H.264 video"),
 330     .extensions        = "h264,264",
 331     .audio_codec       = AV_CODEC_ID_NONE,
 332     .video_codec       = AV_CODEC_ID_H264,
 333     .write_header      = force_one_stream,
 334     .write_packet      = ff_raw_write_packet,
 335     .check_bitstream   = h264_check_bitstream,
 336     .flags             = AVFMT_NOTIMESTAMPS,
 337 };
 338 #endif
 339
 340 #if CONFIG_HEVC_MUXER
 341 static int hevc_check_bitstream(struct AVFormatContext *s, const AVPacket *pkt)
 342 {
 343     AVStream *st = s->streams[0];
 344     if (pkt->size >= 5 && AV_RB32(pkt->data) != 0x0000001 &&
 345                           AV_RB24(pkt->data) != 0x000001)
 346         return ff_stream_add_bitstream_filter(st, "hevc_mp4toannexb", NULL);
 347     return 1;
 348 }
 349
 350 AVOutputFormat ff_hevc_muxer = {
 351     .name              = "hevc",
 352     .long_name         = NULL_IF_CONFIG_SMALL("raw HEVC video"),
 353     .extensions        = "hevc,h265,265",
 354     .audio_codec       = AV_CODEC_ID_NONE,
 355     .video_codec       = AV_CODEC_ID_HEVC,
 356     .write_header      = force_one_stream,
 357     .write_packet      = ff_raw_write_packet,
 358     .check_bitstream   = hevc_check_bitstream,
 359     .flags             = AVFMT_NOTIMESTAMPS,
 360 };
 361 #endif
 362
 363 #if CONFIG_M4V_MUXER
 364 AVOutputFormat ff_m4v_muxer = {
 365     .name              = "m4v",
 366     .long_name         = NULL_IF_CONFIG_SMALL("raw MPEG-4 video"),
 367     .extensions        = "m4v",
 368     .audio_codec       = AV_CODEC_ID_NONE,
 369     .video_codec       = AV_CODEC_ID_MPEG4,
 370     .write_header      = force_one_stream,
 371     .write_packet      = ff_raw_write_packet,
 372     .flags             = AVFMT_NOTIMESTAMPS,
 373 };
 374 #endif
 375
 376 #if CONFIG_MJPEG_MUXER
 377 AVOutputFormat ff_mjpeg_muxer = {
 378     .name              = "mjpeg",
 379     .long_name         = NULL_IF_CONFIG_SMALL("raw MJPEG video"),
 380     .mime_type         = "video/x-mjpeg",
 381     .extensions        = "mjpg,mjpeg",
 382     .audio_codec       = AV_CODEC_ID_NONE,
 383     .video_codec       = AV_CODEC_ID_MJPEG,
 384     .write_header      = force_one_stream,
 385     .write_packet      = ff_raw_write_packet,
 386     .flags             = AVFMT_NOTIMESTAMPS,
 387 };
 388 #endif
 389
 390 #if CONFIG_SINGLEJPEG_MUXER
 391 AVOutputFormat ff_singlejpeg_muxer = {
 392     .name              = "singlejpeg",
 393     .long_name         = NULL_IF_CONFIG_SMALL("JPEG single image"),
 394     .mime_type         = "image/jpeg",
 395     .audio_codec       = AV_CODEC_ID_NONE,
 396     .video_codec       = AV_CODEC_ID_MJPEG,
 397     .write_packet      = ff_raw_write_packet,
 398     .flags             = AVFMT_NOTIMESTAMPS,
 399     .write_header      = force_one_stream,
 400 };
 401 #endif
 402
 403 #if CONFIG_MLP_MUXER
 404 AVOutputFormat ff_mlp_muxer = {
 405     .name              = "mlp",
 406     .long_name         = NULL_IF_CONFIG_SMALL("raw MLP"),
 407     .extensions        = "mlp",
 408     .audio_codec       = AV_CODEC_ID_MLP,
 409     .video_codec       = AV_CODEC_ID_NONE,
 410     .write_header      = force_one_stream,
 411     .write_packet      = ff_raw_write_packet,
 412     .flags             = AVFMT_NOTIMESTAMPS,
 413 };
 414 #endif
 415
 416 #if CONFIG_MP2_MUXER
 417 AVOutputFormat ff_mp2_muxer = {
 418     .name              = "mp2",
 419     .long_name         = NULL_IF_CONFIG_SMALL("MP2 (MPEG audio layer 2)"),
 420     .mime_type         = "audio/mpeg",
 421     .extensions        = "mp2,m2a,mpa",
 422     .audio_codec       = AV_CODEC_ID_MP2,
 423     .video_codec       = AV_CODEC_ID_NONE,
 424     .write_packet      = ff_raw_write_packet,
 425     .flags             = AVFMT_NOTIMESTAMPS,
 426 };
 427 #endif
 428
 429 #if CONFIG_MPEG1VIDEO_MUXER
 430 AVOutputFormat ff_mpeg1video_muxer = {
 431     .name              = "mpeg1video",
 432     .long_name         = NULL_IF_CONFIG_SMALL("raw MPEG-1 video"),
 433     .mime_type         = "video/mpeg",
 434     .extensions        = "mpg,mpeg,m1v",
 435     .audio_codec       = AV_CODEC_ID_NONE,
 436     .video_codec       = AV_CODEC_ID_MPEG1VIDEO,
 437     .write_header      = force_one_stream,
 438     .write_packet      = ff_raw_write_packet,
 439     .flags             = AVFMT_NOTIMESTAMPS,
 440 };
 441 #endif
 442
 443 #if CONFIG_MPEG2VIDEO_MUXER
 444 AVOutputFormat ff_mpeg2video_muxer = {
 445     .name              = "mpeg2video",
 446     .long_name         = NULL_IF_CONFIG_SMALL("raw MPEG-2 video"),
 447     .extensions        = "m2v",
 448     .audio_codec       = AV_CODEC_ID_NONE,
 449     .video_codec       = AV_CODEC_ID_MPEG2VIDEO,
 450     .write_header      = force_one_stream,
 451     .write_packet      = ff_raw_write_packet,
 452     .flags             = AVFMT_NOTIMESTAMPS,
 453 };
 454 #endif
 455
 456 #if CONFIG_RAWVIDEO_MUXER
 457 AVOutputFormat ff_rawvideo_muxer = {
 458     .name              = "rawvideo",
 459     .long_name         = NULL_IF_CONFIG_SMALL("raw video"),
 460     .extensions        = "yuv,rgb",
 461     .audio_codec       = AV_CODEC_ID_NONE,
 462     .video_codec       = AV_CODEC_ID_RAWVIDEO,
 463     .write_packet      = ff_raw_write_packet,
 464     .flags             = AVFMT_NOTIMESTAMPS,
 465 };
 466 #endif
 467
 468 #if CONFIG_SBC_MUXER
 469 AVOutputFormat ff_sbc_muxer = {
 470     .name              = "sbc",
 471     .long_name         = NULL_IF_CONFIG_SMALL("raw SBC"),
 472     .mime_type         = "audio/x-sbc",
 473     .extensions        = "sbc,msbc",
 474     .audio_codec       = AV_CODEC_ID_SBC,
 475     .write_header      = force_one_stream,
 476     .write_packet      = ff_raw_write_packet,
 477     .flags             = AVFMT_NOTIMESTAMPS,
 478 };
 479 #endif
 480
 481 #if CONFIG_TRUEHD_MUXER
 482 AVOutputFormat ff_truehd_muxer = {
 483     .name              = "truehd",
 484     .long_name         = NULL_IF_CONFIG_SMALL("raw TrueHD"),
 485     .extensions        = "thd",
 486     .audio_codec       = AV_CODEC_ID_TRUEHD,
 487     .video_codec       = AV_CODEC_ID_NONE,
 488     .write_header      = force_one_stream,
 489     .write_packet      = ff_raw_write_packet,
 490     .flags             = AVFMT_NOTIMESTAMPS,
 491 };
 492 #endif
 493
 494 #if CONFIG_VC1_MUXER
 495 AVOutputFormat ff_vc1_muxer = {
 496     .name              = "vc1",
 497     .long_name         = NULL_IF_CONFIG_SMALL("raw VC-1 video"),
 498     .extensions        = "vc1",
 499     .audio_codec       = AV_CODEC_ID_NONE,
 500     .video_codec       = AV_CODEC_ID_VC1,
 501     .write_header      = force_one_stream,
 502     .write_packet      = ff_raw_write_packet,
 503     .flags             = AVFMT_NOTIMESTAMPS,
 504 };
 505 #endif