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 "avformat.h"
  24 #include "rawenc.h"
  25
  26 int ff_raw_write_packet(AVFormatContext *s, AVPacket *pkt)
  27 {
  28     avio_write(s->pb, pkt->data, pkt->size);
  29     return 0;
  30 }
  31
  32 static int force_one_stream(AVFormatContext *s)
  33 {
  34     if (s->nb_streams != 1) {
  35         av_log(s, AV_LOG_ERROR, "%s files have exactly one stream\n",
  36                s->oformat->name);
  37         return AVERROR(EINVAL);
  38     }
  39     return 0;
  40 }
  41
  42 /* Note: Do not forget to add new entries to the Makefile as well. */
  43
  44 #if CONFIG_AC3_MUXER
  45 AVOutputFormat ff_ac3_muxer = {
  46     .name              = "ac3",
  47     .long_name         = NULL_IF_CONFIG_SMALL("raw AC-3"),
  48     .mime_type         = "audio/x-ac3",
  49     .extensions        = "ac3",
  50     .audio_codec       = AV_CODEC_ID_AC3,
  51     .video_codec       = AV_CODEC_ID_NONE,
  52     .write_header      = force_one_stream,
  53     .write_packet      = ff_raw_write_packet,
  54     .flags             = AVFMT_NOTIMESTAMPS,
  55 };
  56 #endif
  57
  58 #if CONFIG_ADX_MUXER
  59
  60 static int adx_write_trailer(AVFormatContext *s)
  61 {
  62     AVIOContext *pb = s->pb;
  63     AVCodecContext *avctx = s->streams[0]->codec;
  64
  65     if (pb->seekable) {
  66         int64_t file_size = avio_tell(pb);
  67         uint64_t sample_count = (file_size - 36) / avctx->channels / 18 * 32;
  68         if (sample_count <= UINT32_MAX) {
  69             avio_seek(pb, 12, SEEK_SET);
  70             avio_wb32(pb, sample_count);
  71             avio_seek(pb, file_size, SEEK_SET);
  72         }
  73     }
  74
  75     return 0;
  76 }
  77
  78 AVOutputFormat ff_adx_muxer = {
  79     .name              = "adx",
  80     .long_name         = NULL_IF_CONFIG_SMALL("CRI ADX"),
  81     .extensions        = "adx",
  82     .audio_codec       = AV_CODEC_ID_ADPCM_ADX,
  83     .video_codec       = AV_CODEC_ID_NONE,
  84     .write_header      = force_one_stream,
  85     .write_packet      = ff_raw_write_packet,
  86     .write_trailer     = adx_write_trailer,
  87     .flags             = AVFMT_NOTIMESTAMPS,
  88 };
  89 #endif
  90
  91 #if CONFIG_CAVSVIDEO_MUXER
  92 AVOutputFormat ff_cavsvideo_muxer = {
  93     .name              = "cavsvideo",
  94     .long_name         = NULL_IF_CONFIG_SMALL("raw Chinese AVS (Audio Video Standard) video"),
  95     .extensions        = "cavs",
  96     .audio_codec       = AV_CODEC_ID_NONE,
  97     .video_codec       = AV_CODEC_ID_CAVS,
  98     .write_header      = force_one_stream,
  99     .write_packet      = ff_raw_write_packet,
 100     .flags             = AVFMT_NOTIMESTAMPS,
 101 };
 102 #endif
 103
 104 #if CONFIG_DATA_MUXER
 105 AVOutputFormat ff_data_muxer = {
 106     .name              = "data",
 107     .long_name         = NULL_IF_CONFIG_SMALL("raw data"),
 108     .write_header      = force_one_stream,
 109     .write_packet      = ff_raw_write_packet,
 110     .flags             = AVFMT_NOTIMESTAMPS,
 111 };
 112 #endif
 113
 114 #if CONFIG_DIRAC_MUXER
 115 AVOutputFormat ff_dirac_muxer = {
 116     .name              = "dirac",
 117     .long_name         = NULL_IF_CONFIG_SMALL("raw Dirac"),
 118     .extensions        = "drc",
 119     .audio_codec       = AV_CODEC_ID_NONE,
 120     .video_codec       = AV_CODEC_ID_DIRAC,
 121     .write_header      = force_one_stream,
 122     .write_packet      = ff_raw_write_packet,
 123     .flags             = AVFMT_NOTIMESTAMPS,
 124 };
 125 #endif
 126
 127 #if CONFIG_DNXHD_MUXER
 128 AVOutputFormat ff_dnxhd_muxer = {
 129     .name              = "dnxhd",
 130     .long_name         = NULL_IF_CONFIG_SMALL("raw DNxHD (SMPTE VC-3)"),
 131     .extensions        = "dnxhd",
 132     .audio_codec       = AV_CODEC_ID_NONE,
 133     .video_codec       = AV_CODEC_ID_DNXHD,
 134     .write_header      = force_one_stream,
 135     .write_packet      = ff_raw_write_packet,
 136     .flags             = AVFMT_NOTIMESTAMPS,
 137 };
 138 #endif
 139
 140 #if CONFIG_DTS_MUXER
 141 AVOutputFormat ff_dts_muxer = {
 142     .name              = "dts",
 143     .long_name         = NULL_IF_CONFIG_SMALL("raw DTS"),
 144     .mime_type         = "audio/x-dca",
 145     .extensions        = "dts",
 146     .audio_codec       = AV_CODEC_ID_DTS,
 147     .video_codec       = AV_CODEC_ID_NONE,
 148     .write_header      = force_one_stream,
 149     .write_packet      = ff_raw_write_packet,
 150     .flags             = AVFMT_NOTIMESTAMPS,
 151 };
 152 #endif
 153
 154 #if CONFIG_EAC3_MUXER
 155 AVOutputFormat ff_eac3_muxer = {
 156     .name              = "eac3",
 157     .long_name         = NULL_IF_CONFIG_SMALL("raw E-AC-3"),
 158     .mime_type         = "audio/x-eac3",
 159     .extensions        = "eac3",
 160     .audio_codec       = AV_CODEC_ID_EAC3,
 161     .video_codec       = AV_CODEC_ID_NONE,
 162     .write_header      = force_one_stream,
 163     .write_packet      = ff_raw_write_packet,
 164     .flags             = AVFMT_NOTIMESTAMPS,
 165 };
 166 #endif
 167
 168 #if CONFIG_G722_MUXER
 169 AVOutputFormat ff_g722_muxer = {
 170     .name              = "g722",
 171     .long_name         = NULL_IF_CONFIG_SMALL("raw G.722"),
 172     .mime_type         = "audio/G722",
 173     .extensions        = "g722",
 174     .audio_codec       = AV_CODEC_ID_ADPCM_G722,
 175     .video_codec       = AV_CODEC_ID_NONE,
 176     .write_header      = force_one_stream,
 177     .write_packet      = ff_raw_write_packet,
 178     .flags             = AVFMT_NOTIMESTAMPS,
 179 };
 180 #endif
 181
 182 #if CONFIG_G723_1_MUXER
 183 AVOutputFormat ff_g723_1_muxer = {
 184     .name              = "g723_1",
 185     .long_name         = NULL_IF_CONFIG_SMALL("raw G.723.1"),
 186     .mime_type         = "audio/g723",
 187     .extensions        = "tco,rco",
 188     .audio_codec       = AV_CODEC_ID_G723_1,
 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_H261_MUXER
 197 AVOutputFormat ff_h261_muxer = {
 198     .name              = "h261",
 199     .long_name         = NULL_IF_CONFIG_SMALL("raw H.261"),
 200     .mime_type         = "video/x-h261",
 201     .extensions        = "h261",
 202     .audio_codec       = AV_CODEC_ID_NONE,
 203     .video_codec       = AV_CODEC_ID_H261,
 204     .write_header      = force_one_stream,
 205     .write_packet      = ff_raw_write_packet,
 206     .flags             = AVFMT_NOTIMESTAMPS,
 207 };
 208 #endif
 209
 210 #if CONFIG_H263_MUXER
 211 AVOutputFormat ff_h263_muxer = {
 212     .name              = "h263",
 213     .long_name         = NULL_IF_CONFIG_SMALL("raw H.263"),
 214     .mime_type         = "video/x-h263",
 215     .extensions        = "h263",
 216     .audio_codec       = AV_CODEC_ID_NONE,
 217     .video_codec       = AV_CODEC_ID_H263,
 218     .write_header      = force_one_stream,
 219     .write_packet      = ff_raw_write_packet,
 220     .flags             = AVFMT_NOTIMESTAMPS,
 221 };
 222 #endif
 223
 224 #if CONFIG_H264_MUXER
 225 AVOutputFormat ff_h264_muxer = {
 226     .name              = "h264",
 227     .long_name         = NULL_IF_CONFIG_SMALL("raw H.264 video"),
 228     .extensions        = "h264,264",
 229     .audio_codec       = AV_CODEC_ID_NONE,
 230     .video_codec       = AV_CODEC_ID_H264,
 231     .write_header      = force_one_stream,
 232     .write_packet      = ff_raw_write_packet,
 233     .flags             = AVFMT_NOTIMESTAMPS,
 234 };
 235 #endif
 236
 237 #if CONFIG_HEVC_MUXER
 238 AVOutputFormat ff_hevc_muxer = {
 239     .name              = "hevc",
 240     .long_name         = NULL_IF_CONFIG_SMALL("raw HEVC video"),
 241     .extensions        = "hevc",
 242     .audio_codec       = AV_CODEC_ID_NONE,
 243     .video_codec       = AV_CODEC_ID_HEVC,
 244     .write_packet      = ff_raw_write_packet,
 245     .flags             = AVFMT_NOTIMESTAMPS,
 246 };
 247 #endif
 248
 249 #if CONFIG_M4V_MUXER
 250 AVOutputFormat ff_m4v_muxer = {
 251     .name              = "m4v",
 252     .long_name         = NULL_IF_CONFIG_SMALL("raw MPEG-4 video"),
 253     .extensions        = "m4v",
 254     .audio_codec       = AV_CODEC_ID_NONE,
 255     .video_codec       = AV_CODEC_ID_MPEG4,
 256     .write_packet      = ff_raw_write_packet,
 257     .flags             = AVFMT_NOTIMESTAMPS,
 258 };
 259 #endif
 260
 261 #if CONFIG_MJPEG_MUXER
 262 AVOutputFormat ff_mjpeg_muxer = {
 263     .name              = "mjpeg",
 264     .long_name         = NULL_IF_CONFIG_SMALL("raw MJPEG video"),
 265     .mime_type         = "video/x-mjpeg",
 266     .extensions        = "mjpg,mjpeg",
 267     .audio_codec       = AV_CODEC_ID_NONE,
 268     .video_codec       = AV_CODEC_ID_MJPEG,
 269     .write_header      = force_one_stream,
 270     .write_packet      = ff_raw_write_packet,
 271     .flags             = AVFMT_NOTIMESTAMPS,
 272 };
 273 #endif
 274
 275 #if CONFIG_SINGLEJPEG_MUXER
 276 AVOutputFormat ff_singlejpeg_muxer = {
 277     .name              = "singlejpeg",
 278     .long_name         = NULL_IF_CONFIG_SMALL("JPEG single image"),
 279     .mime_type         = "image/jpeg",
 280     .audio_codec       = AV_CODEC_ID_NONE,
 281     .video_codec       = AV_CODEC_ID_MJPEG,
 282     .write_packet      = ff_raw_write_packet,
 283     .flags             = AVFMT_NOTIMESTAMPS,
 284     .write_header      = force_one_stream,
 285 };
 286 #endif
 287
 288 #if CONFIG_MLP_MUXER
 289 AVOutputFormat ff_mlp_muxer = {
 290     .name              = "mlp",
 291     .long_name         = NULL_IF_CONFIG_SMALL("raw MLP"),
 292     .extensions        = "mlp",
 293     .audio_codec       = AV_CODEC_ID_MLP,
 294     .video_codec       = AV_CODEC_ID_NONE,
 295     .write_header      = force_one_stream,
 296     .write_packet      = ff_raw_write_packet,
 297     .flags             = AVFMT_NOTIMESTAMPS,
 298 };
 299 #endif
 300
 301 #if CONFIG_MPEG1VIDEO_MUXER
 302 AVOutputFormat ff_mpeg1video_muxer = {
 303     .name              = "mpeg1video",
 304     .long_name         = NULL_IF_CONFIG_SMALL("raw MPEG-1 video"),
 305     .mime_type         = "video/mpeg",
 306     .extensions        = "mpg,mpeg,m1v",
 307     .audio_codec       = AV_CODEC_ID_NONE,
 308     .video_codec       = AV_CODEC_ID_MPEG1VIDEO,
 309     .write_header      = force_one_stream,
 310     .write_packet      = ff_raw_write_packet,
 311     .flags             = AVFMT_NOTIMESTAMPS,
 312 };
 313 #endif
 314
 315 #if CONFIG_MPEG2VIDEO_MUXER
 316 AVOutputFormat ff_mpeg2video_muxer = {
 317     .name              = "mpeg2video",
 318     .long_name         = NULL_IF_CONFIG_SMALL("raw MPEG-2 video"),
 319     .extensions        = "m2v",
 320     .audio_codec       = AV_CODEC_ID_NONE,
 321     .video_codec       = AV_CODEC_ID_MPEG2VIDEO,
 322     .write_header      = force_one_stream,
 323     .write_packet      = ff_raw_write_packet,
 324     .flags             = AVFMT_NOTIMESTAMPS,
 325 };
 326 #endif
 327
 328 #if CONFIG_RAWVIDEO_MUXER
 329 AVOutputFormat ff_rawvideo_muxer = {
 330     .name              = "rawvideo",
 331     .long_name         = NULL_IF_CONFIG_SMALL("raw video"),
 332     .extensions        = "yuv,rgb",
 333     .audio_codec       = AV_CODEC_ID_NONE,
 334     .video_codec       = AV_CODEC_ID_RAWVIDEO,
 335     .write_packet      = ff_raw_write_packet,
 336     .flags             = AVFMT_NOTIMESTAMPS,
 337 };
 338 #endif
 339
 340 #if CONFIG_TRUEHD_MUXER
 341 AVOutputFormat ff_truehd_muxer = {
 342     .name              = "truehd",
 343     .long_name         = NULL_IF_CONFIG_SMALL("raw TrueHD"),
 344     .extensions        = "thd",
 345     .audio_codec       = AV_CODEC_ID_TRUEHD,
 346     .video_codec       = AV_CODEC_ID_NONE,
 347     .write_header      = force_one_stream,
 348     .write_packet      = ff_raw_write_packet,
 349     .flags             = AVFMT_NOTIMESTAMPS,
 350 };
 351 #endif
 352
 353 #if CONFIG_VC1_MUXER
 354 AVOutputFormat ff_vc1_muxer = {
 355     .name              = "vc1",
 356     .long_name         = NULL_IF_CONFIG_SMALL("raw VC-1 video"),
 357     .extensions        = "vc1",
 358     .audio_codec       = AV_CODEC_ID_NONE,
 359     .video_codec       = AV_CODEC_ID_VC1,
 360     .write_header      = force_one_stream,
 361     .write_packet      = ff_raw_write_packet,
 362     .flags             = AVFMT_NOTIMESTAMPS,
 363 };
 364 #endif