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_CAVSVIDEO_MUXER
 121 AVOutputFormat ff_cavsvideo_muxer = {
 122     .name              = "cavsvideo",
 123     .long_name         = NULL_IF_CONFIG_SMALL("raw Chinese AVS (Audio Video Standard) video"),
 124     .extensions        = "cavs",
 125     .audio_codec       = AV_CODEC_ID_NONE,
 126     .video_codec       = AV_CODEC_ID_CAVS,
 127     .write_header      = force_one_stream,
 128     .write_packet      = ff_raw_write_packet,
 129     .flags             = AVFMT_NOTIMESTAMPS,
 130 };
 131 #endif
 132
 133 #if CONFIG_CODEC2RAW_MUXER
 134 AVOutputFormat ff_codec2raw_muxer = {
 135     .name              = "codec2raw",
 136     .long_name         = NULL_IF_CONFIG_SMALL("raw codec2 muxer"),
 137     .audio_codec       = AV_CODEC_ID_CODEC2,
 138     .video_codec       = AV_CODEC_ID_NONE,
 139     .write_header      = force_one_stream,
 140     .write_packet      = ff_raw_write_packet,
 141     .flags             = AVFMT_NOTIMESTAMPS,
 142 };
 143 #endif
 144
 145
 146 #if CONFIG_DATA_MUXER
 147 AVOutputFormat ff_data_muxer = {
 148     .name              = "data",
 149     .long_name         = NULL_IF_CONFIG_SMALL("raw data"),
 150     .write_header      = force_one_stream,
 151     .write_packet      = ff_raw_write_packet,
 152     .flags             = AVFMT_NOTIMESTAMPS,
 153 };
 154 #endif
 155
 156 #if CONFIG_DIRAC_MUXER
 157 AVOutputFormat ff_dirac_muxer = {
 158     .name              = "dirac",
 159     .long_name         = NULL_IF_CONFIG_SMALL("raw Dirac"),
 160     .extensions        = "drc,vc2",
 161     .audio_codec       = AV_CODEC_ID_NONE,
 162     .video_codec       = AV_CODEC_ID_DIRAC,
 163     .write_header      = force_one_stream,
 164     .write_packet      = ff_raw_write_packet,
 165     .flags             = AVFMT_NOTIMESTAMPS,
 166 };
 167 #endif
 168
 169 #if CONFIG_DNXHD_MUXER
 170 AVOutputFormat ff_dnxhd_muxer = {
 171     .name              = "dnxhd",
 172     .long_name         = NULL_IF_CONFIG_SMALL("raw DNxHD (SMPTE VC-3)"),
 173     .extensions        = "dnxhd,dnxhr",
 174     .audio_codec       = AV_CODEC_ID_NONE,
 175     .video_codec       = AV_CODEC_ID_DNXHD,
 176     .write_header      = force_one_stream,
 177     .write_packet      = ff_raw_write_packet,
 178     .flags             = AVFMT_NOTIMESTAMPS,
 179 };
 180 #endif
 181
 182 #if CONFIG_DTS_MUXER
 183 AVOutputFormat ff_dts_muxer = {
 184     .name              = "dts",
 185     .long_name         = NULL_IF_CONFIG_SMALL("raw DTS"),
 186     .mime_type         = "audio/x-dca",
 187     .extensions        = "dts",
 188     .audio_codec       = AV_CODEC_ID_DTS,
 189     .video_codec       = AV_CODEC_ID_NONE,
 190     .write_header      = force_one_stream,
 191     .write_packet      = ff_raw_write_packet,
 192     .flags             = AVFMT_NOTIMESTAMPS,
 193 };
 194 #endif
 195
 196 #if CONFIG_EAC3_MUXER
 197 AVOutputFormat ff_eac3_muxer = {
 198     .name              = "eac3",
 199     .long_name         = NULL_IF_CONFIG_SMALL("raw E-AC-3"),
 200     .mime_type         = "audio/x-eac3",
 201     .extensions        = "eac3",
 202     .audio_codec       = AV_CODEC_ID_EAC3,
 203     .video_codec       = AV_CODEC_ID_NONE,
 204     .write_header      = force_one_stream,
 205     .write_packet      = ff_raw_write_packet,
 206     .flags             = AVFMT_NOTIMESTAMPS,
 207 };
 208 #endif
 209
 210 #if CONFIG_G722_MUXER
 211 AVOutputFormat ff_g722_muxer = {
 212     .name              = "g722",
 213     .long_name         = NULL_IF_CONFIG_SMALL("raw G.722"),
 214     .mime_type         = "audio/G722",
 215     .extensions        = "g722",
 216     .audio_codec       = AV_CODEC_ID_ADPCM_G722,
 217     .video_codec       = AV_CODEC_ID_NONE,
 218     .write_header      = force_one_stream,
 219     .write_packet      = ff_raw_write_packet,
 220     .flags             = AVFMT_NOTIMESTAMPS,
 221 };
 222 #endif
 223
 224 #if CONFIG_G723_1_MUXER
 225 AVOutputFormat ff_g723_1_muxer = {
 226     .name              = "g723_1",
 227     .long_name         = NULL_IF_CONFIG_SMALL("raw G.723.1"),
 228     .mime_type         = "audio/g723",
 229     .extensions        = "tco,rco",
 230     .audio_codec       = AV_CODEC_ID_G723_1,
 231     .video_codec       = AV_CODEC_ID_NONE,
 232     .write_header      = force_one_stream,
 233     .write_packet      = ff_raw_write_packet,
 234     .flags             = AVFMT_NOTIMESTAMPS,
 235 };
 236 #endif
 237
 238 #if CONFIG_G726_MUXER
 239 AVOutputFormat ff_g726_muxer = {
 240     .name              = "g726",
 241     .long_name         = NULL_IF_CONFIG_SMALL("raw big-endian G.726 (\"left-justified\")"),
 242     .audio_codec       = AV_CODEC_ID_ADPCM_G726,
 243     .video_codec       = AV_CODEC_ID_NONE,
 244     .write_header      = force_one_stream,
 245     .write_packet      = ff_raw_write_packet,
 246     .flags             = AVFMT_NOTIMESTAMPS,
 247 };
 248 #endif
 249
 250 #if CONFIG_G726LE_MUXER
 251 AVOutputFormat ff_g726le_muxer = {
 252     .name              = "g726le",
 253     .long_name         = NULL_IF_CONFIG_SMALL("raw little-endian G.726 (\"right-justified\")"),
 254     .audio_codec       = AV_CODEC_ID_ADPCM_G726LE,
 255     .video_codec       = AV_CODEC_ID_NONE,
 256     .write_header      = force_one_stream,
 257     .write_packet      = ff_raw_write_packet,
 258     .flags             = AVFMT_NOTIMESTAMPS,
 259 };
 260 #endif
 261
 262 #if CONFIG_GSM_MUXER
 263 AVOutputFormat ff_gsm_muxer = {
 264     .name              = "gsm",
 265     .long_name         = NULL_IF_CONFIG_SMALL("raw GSM"),
 266     .mime_type         = "audio/x-gsm",
 267     .extensions        = "gsm",
 268     .audio_codec       = AV_CODEC_ID_GSM,
 269     .video_codec       = AV_CODEC_ID_NONE,
 270     .write_header      = force_one_stream,
 271     .write_packet      = ff_raw_write_packet,
 272     .flags             = AVFMT_NOTIMESTAMPS,
 273 };
 274 #endif
 275
 276 #if CONFIG_H261_MUXER
 277 AVOutputFormat ff_h261_muxer = {
 278     .name              = "h261",
 279     .long_name         = NULL_IF_CONFIG_SMALL("raw H.261"),
 280     .mime_type         = "video/x-h261",
 281     .extensions        = "h261",
 282     .audio_codec       = AV_CODEC_ID_NONE,
 283     .video_codec       = AV_CODEC_ID_H261,
 284     .write_header      = force_one_stream,
 285     .write_packet      = ff_raw_write_packet,
 286     .flags             = AVFMT_NOTIMESTAMPS,
 287 };
 288 #endif
 289
 290 #if CONFIG_H263_MUXER
 291 AVOutputFormat ff_h263_muxer = {
 292     .name              = "h263",
 293     .long_name         = NULL_IF_CONFIG_SMALL("raw H.263"),
 294     .mime_type         = "video/x-h263",
 295     .extensions        = "h263",
 296     .audio_codec       = AV_CODEC_ID_NONE,
 297     .video_codec       = AV_CODEC_ID_H263,
 298     .write_header      = force_one_stream,
 299     .write_packet      = ff_raw_write_packet,
 300     .flags             = AVFMT_NOTIMESTAMPS,
 301 };
 302 #endif
 303
 304 #if CONFIG_H264_MUXER
 305 static int h264_check_bitstream(struct AVFormatContext *s, const AVPacket *pkt)
 306 {
 307     AVStream *st = s->streams[0];
 308     if (pkt->size >= 5 && AV_RB32(pkt->data) != 0x0000001 &&
 309                           AV_RB24(pkt->data) != 0x000001)
 310         return ff_stream_add_bitstream_filter(st, "h264_mp4toannexb", NULL);
 311     return 1;
 312 }
 313
 314 AVOutputFormat ff_h264_muxer = {
 315     .name              = "h264",
 316     .long_name         = NULL_IF_CONFIG_SMALL("raw H.264 video"),
 317     .extensions        = "h264,264",
 318     .audio_codec       = AV_CODEC_ID_NONE,
 319     .video_codec       = AV_CODEC_ID_H264,
 320     .write_header      = force_one_stream,
 321     .write_packet      = ff_raw_write_packet,
 322     .check_bitstream   = h264_check_bitstream,
 323     .flags             = AVFMT_NOTIMESTAMPS,
 324 };
 325 #endif
 326
 327 #if CONFIG_HEVC_MUXER
 328 static int hevc_check_bitstream(struct AVFormatContext *s, const AVPacket *pkt)
 329 {
 330     AVStream *st = s->streams[0];
 331     if (pkt->size >= 5 && AV_RB32(pkt->data) != 0x0000001 &&
 332                           AV_RB24(pkt->data) != 0x000001)
 333         return ff_stream_add_bitstream_filter(st, "hevc_mp4toannexb", NULL);
 334     return 1;
 335 }
 336
 337 AVOutputFormat ff_hevc_muxer = {
 338     .name              = "hevc",
 339     .long_name         = NULL_IF_CONFIG_SMALL("raw HEVC video"),
 340     .extensions        = "hevc,h265,265",
 341     .audio_codec       = AV_CODEC_ID_NONE,
 342     .video_codec       = AV_CODEC_ID_HEVC,
 343     .write_header      = force_one_stream,
 344     .write_packet      = ff_raw_write_packet,
 345     .check_bitstream   = hevc_check_bitstream,
 346     .flags             = AVFMT_NOTIMESTAMPS,
 347 };
 348 #endif
 349
 350 #if CONFIG_M4V_MUXER
 351 AVOutputFormat ff_m4v_muxer = {
 352     .name              = "m4v",
 353     .long_name         = NULL_IF_CONFIG_SMALL("raw MPEG-4 video"),
 354     .extensions        = "m4v",
 355     .audio_codec       = AV_CODEC_ID_NONE,
 356     .video_codec       = AV_CODEC_ID_MPEG4,
 357     .write_header      = force_one_stream,
 358     .write_packet      = ff_raw_write_packet,
 359     .flags             = AVFMT_NOTIMESTAMPS,
 360 };
 361 #endif
 362
 363 #if CONFIG_MJPEG_MUXER
 364 AVOutputFormat ff_mjpeg_muxer = {
 365     .name              = "mjpeg",
 366     .long_name         = NULL_IF_CONFIG_SMALL("raw MJPEG video"),
 367     .mime_type         = "video/x-mjpeg",
 368     .extensions        = "mjpg,mjpeg",
 369     .audio_codec       = AV_CODEC_ID_NONE,
 370     .video_codec       = AV_CODEC_ID_MJPEG,
 371     .write_header      = force_one_stream,
 372     .write_packet      = ff_raw_write_packet,
 373     .flags             = AVFMT_NOTIMESTAMPS,
 374 };
 375 #endif
 376
 377 #if CONFIG_SINGLEJPEG_MUXER
 378 AVOutputFormat ff_singlejpeg_muxer = {
 379     .name              = "singlejpeg",
 380     .long_name         = NULL_IF_CONFIG_SMALL("JPEG single image"),
 381     .mime_type         = "image/jpeg",
 382     .audio_codec       = AV_CODEC_ID_NONE,
 383     .video_codec       = AV_CODEC_ID_MJPEG,
 384     .write_packet      = ff_raw_write_packet,
 385     .flags             = AVFMT_NOTIMESTAMPS,
 386     .write_header      = force_one_stream,
 387 };
 388 #endif
 389
 390 #if CONFIG_MLP_MUXER
 391 AVOutputFormat ff_mlp_muxer = {
 392     .name              = "mlp",
 393     .long_name         = NULL_IF_CONFIG_SMALL("raw MLP"),
 394     .extensions        = "mlp",
 395     .audio_codec       = AV_CODEC_ID_MLP,
 396     .video_codec       = AV_CODEC_ID_NONE,
 397     .write_header      = force_one_stream,
 398     .write_packet      = ff_raw_write_packet,
 399     .flags             = AVFMT_NOTIMESTAMPS,
 400 };
 401 #endif
 402
 403 #if CONFIG_MP2_MUXER
 404 AVOutputFormat ff_mp2_muxer = {
 405     .name              = "mp2",
 406     .long_name         = NULL_IF_CONFIG_SMALL("MP2 (MPEG audio layer 2)"),
 407     .mime_type         = "audio/mpeg",
 408     .extensions        = "mp2,m2a,mpa",
 409     .audio_codec       = AV_CODEC_ID_MP2,
 410     .video_codec       = AV_CODEC_ID_NONE,
 411     .write_packet      = ff_raw_write_packet,
 412     .flags             = AVFMT_NOTIMESTAMPS,
 413 };
 414 #endif
 415
 416 #if CONFIG_MPEG1VIDEO_MUXER
 417 AVOutputFormat ff_mpeg1video_muxer = {
 418     .name              = "mpeg1video",
 419     .long_name         = NULL_IF_CONFIG_SMALL("raw MPEG-1 video"),
 420     .mime_type         = "video/mpeg",
 421     .extensions        = "mpg,mpeg,m1v",
 422     .audio_codec       = AV_CODEC_ID_NONE,
 423     .video_codec       = AV_CODEC_ID_MPEG1VIDEO,
 424     .write_header      = force_one_stream,
 425     .write_packet      = ff_raw_write_packet,
 426     .flags             = AVFMT_NOTIMESTAMPS,
 427 };
 428 #endif
 429
 430 #if CONFIG_MPEG2VIDEO_MUXER
 431 AVOutputFormat ff_mpeg2video_muxer = {
 432     .name              = "mpeg2video",
 433     .long_name         = NULL_IF_CONFIG_SMALL("raw MPEG-2 video"),
 434     .extensions        = "m2v",
 435     .audio_codec       = AV_CODEC_ID_NONE,
 436     .video_codec       = AV_CODEC_ID_MPEG2VIDEO,
 437     .write_header      = force_one_stream,
 438     .write_packet      = ff_raw_write_packet,
 439     .flags             = AVFMT_NOTIMESTAMPS,
 440 };
 441 #endif
 442
 443 #if CONFIG_RAWVIDEO_MUXER
 444 AVOutputFormat ff_rawvideo_muxer = {
 445     .name              = "rawvideo",
 446     .long_name         = NULL_IF_CONFIG_SMALL("raw video"),
 447     .extensions        = "yuv,rgb",
 448     .audio_codec       = AV_CODEC_ID_NONE,
 449     .video_codec       = AV_CODEC_ID_RAWVIDEO,
 450     .write_packet      = ff_raw_write_packet,
 451     .flags             = AVFMT_NOTIMESTAMPS,
 452 };
 453 #endif
 454
 455 #if CONFIG_SBC_MUXER
 456 AVOutputFormat ff_sbc_muxer = {
 457     .name              = "sbc",
 458     .long_name         = NULL_IF_CONFIG_SMALL("raw SBC"),
 459     .mime_type         = "audio/x-sbc",
 460     .extensions        = "sbc,msbc",
 461     .audio_codec       = AV_CODEC_ID_SBC,
 462     .write_header      = force_one_stream,
 463     .write_packet      = ff_raw_write_packet,
 464     .flags             = AVFMT_NOTIMESTAMPS,
 465 };
 466 #endif
 467
 468 #if CONFIG_TRUEHD_MUXER
 469 AVOutputFormat ff_truehd_muxer = {
 470     .name              = "truehd",
 471     .long_name         = NULL_IF_CONFIG_SMALL("raw TrueHD"),
 472     .extensions        = "thd",
 473     .audio_codec       = AV_CODEC_ID_TRUEHD,
 474     .video_codec       = AV_CODEC_ID_NONE,
 475     .write_header      = force_one_stream,
 476     .write_packet      = ff_raw_write_packet,
 477     .flags             = AVFMT_NOTIMESTAMPS,
 478 };
 479 #endif
 480
 481 #if CONFIG_VC1_MUXER
 482 AVOutputFormat ff_vc1_muxer = {
 483     .name              = "vc1",
 484     .long_name         = NULL_IF_CONFIG_SMALL("raw VC-1 video"),
 485     .extensions        = "vc1",
 486     .audio_codec       = AV_CODEC_ID_NONE,
 487     .video_codec       = AV_CODEC_ID_VC1,
 488     .write_header      = force_one_stream,
 489     .write_packet      = ff_raw_write_packet,
 490     .flags             = AVFMT_NOTIMESTAMPS,
 491 };
 492 #endif