WebM files now support inband text tracks, as described in the following specification: http://wiki.webmproject.org/webm-metadata/temporal-metadata/webvtt-in-webm The Matroska demuxer now detects the presence of WebVTT tracks, synthesizing WebVTT packets (having codec id AV_CODEC_ID_WEBVTT) and pushing them downstream in the normal way. Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
		
			
				
	
	
		
			148 lines
		
	
	
		
			5.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			148 lines
		
	
	
		
			5.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
 | 
						|
 * Matroska common data
 | 
						|
 * Copyright (c) 2003-2004 The ffmpeg Project
 | 
						|
 *
 | 
						|
 * This file is part of FFmpeg.
 | 
						|
 *
 | 
						|
 * FFmpeg is free software; you can redistribute it and/or
 | 
						|
 * modify it under the terms of the GNU Lesser General Public
 | 
						|
 * License as published by the Free Software Foundation; either
 | 
						|
 * version 2.1 of the License, or (at your option) any later version.
 | 
						|
 *
 | 
						|
 * FFmpeg is distributed in the hope that it will be useful,
 | 
						|
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 | 
						|
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 | 
						|
 * Lesser General Public License for more details.
 | 
						|
 *
 | 
						|
 * You should have received a copy of the GNU Lesser General Public
 | 
						|
 * License along with FFmpeg; if not, write to the Free Software
 | 
						|
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 | 
						|
 */
 | 
						|
 | 
						|
#include "matroska.h"
 | 
						|
 | 
						|
/* If you add a tag here that is not in ff_codec_bmp_tags[]
 | 
						|
   or ff_codec_wav_tags[], add it also to additional_audio_tags[]
 | 
						|
   or additional_video_tags[] in matroskaenc.c */
 | 
						|
const CodecTags ff_mkv_codec_tags[]={
 | 
						|
    {"A_AAC"            , AV_CODEC_ID_AAC},
 | 
						|
    {"A_AC3"            , AV_CODEC_ID_AC3},
 | 
						|
    {"A_ALAC"           , AV_CODEC_ID_ALAC},
 | 
						|
    {"A_DTS"            , AV_CODEC_ID_DTS},
 | 
						|
    {"A_EAC3"           , AV_CODEC_ID_EAC3},
 | 
						|
    {"A_FLAC"           , AV_CODEC_ID_FLAC},
 | 
						|
    {"A_MLP"            , AV_CODEC_ID_MLP},
 | 
						|
    {"A_MPEG/L2"        , AV_CODEC_ID_MP2},
 | 
						|
    {"A_MPEG/L1"        , AV_CODEC_ID_MP2},
 | 
						|
    {"A_MPEG/L3"        , AV_CODEC_ID_MP3},
 | 
						|
    {"A_OPUS/EXPERIMENTAL",AV_CODEC_ID_OPUS},
 | 
						|
    {"A_OPUS",            AV_CODEC_ID_OPUS},
 | 
						|
    {"A_PCM/FLOAT/IEEE" , AV_CODEC_ID_PCM_F32LE},
 | 
						|
    {"A_PCM/FLOAT/IEEE" , AV_CODEC_ID_PCM_F64LE},
 | 
						|
    {"A_PCM/INT/BIG"    , AV_CODEC_ID_PCM_S16BE},
 | 
						|
    {"A_PCM/INT/BIG"    , AV_CODEC_ID_PCM_S24BE},
 | 
						|
    {"A_PCM/INT/BIG"    , AV_CODEC_ID_PCM_S32BE},
 | 
						|
    {"A_PCM/INT/LIT"    , AV_CODEC_ID_PCM_S16LE},
 | 
						|
    {"A_PCM/INT/LIT"    , AV_CODEC_ID_PCM_S24LE},
 | 
						|
    {"A_PCM/INT/LIT"    , AV_CODEC_ID_PCM_S32LE},
 | 
						|
    {"A_PCM/INT/LIT"    , AV_CODEC_ID_PCM_U8},
 | 
						|
    {"A_QUICKTIME/QDM2" , AV_CODEC_ID_QDM2},
 | 
						|
    {"A_REAL/14_4"      , AV_CODEC_ID_RA_144},
 | 
						|
    {"A_REAL/28_8"      , AV_CODEC_ID_RA_288},
 | 
						|
    {"A_REAL/ATRC"      , AV_CODEC_ID_ATRAC3},
 | 
						|
    {"A_REAL/COOK"      , AV_CODEC_ID_COOK},
 | 
						|
    {"A_REAL/SIPR"      , AV_CODEC_ID_SIPR},
 | 
						|
    {"A_TRUEHD"         , AV_CODEC_ID_TRUEHD},
 | 
						|
    {"A_TTA1"           , AV_CODEC_ID_TTA},
 | 
						|
    {"A_VORBIS"         , AV_CODEC_ID_VORBIS},
 | 
						|
    {"A_WAVPACK4"       , AV_CODEC_ID_WAVPACK},
 | 
						|
 | 
						|
    {"D_WEBVTT/SUBTITLES"   , AV_CODEC_ID_WEBVTT},
 | 
						|
    {"D_WEBVTT/CAPTIONS"    , AV_CODEC_ID_WEBVTT},
 | 
						|
    {"D_WEBVTT/DESCRIPTIONS", AV_CODEC_ID_WEBVTT},
 | 
						|
    {"D_WEBVTT/METADATA"    , AV_CODEC_ID_WEBVTT},
 | 
						|
 | 
						|
    {"S_TEXT/UTF8"      , AV_CODEC_ID_SUBRIP},
 | 
						|
    {"S_TEXT/UTF8"      , AV_CODEC_ID_TEXT},
 | 
						|
    {"S_TEXT/UTF8"      , AV_CODEC_ID_SRT},
 | 
						|
    {"S_TEXT/ASCII"     , AV_CODEC_ID_TEXT},
 | 
						|
#if FF_API_ASS_SSA
 | 
						|
    {"S_TEXT/ASS"       , AV_CODEC_ID_SSA},
 | 
						|
    {"S_TEXT/SSA"       , AV_CODEC_ID_SSA},
 | 
						|
    {"S_ASS"            , AV_CODEC_ID_SSA},
 | 
						|
    {"S_SSA"            , AV_CODEC_ID_SSA},
 | 
						|
#endif
 | 
						|
    {"S_TEXT/ASS"       , AV_CODEC_ID_ASS},
 | 
						|
    {"S_TEXT/SSA"       , AV_CODEC_ID_ASS},
 | 
						|
    {"S_ASS"            , AV_CODEC_ID_ASS},
 | 
						|
    {"S_SSA"            , AV_CODEC_ID_ASS},
 | 
						|
    {"S_VOBSUB"         , AV_CODEC_ID_DVD_SUBTITLE},
 | 
						|
    {"S_DVBSUB"         , AV_CODEC_ID_DVB_SUBTITLE},
 | 
						|
    {"S_HDMV/PGS"       , AV_CODEC_ID_HDMV_PGS_SUBTITLE},
 | 
						|
 | 
						|
    {"V_DIRAC"          , AV_CODEC_ID_DIRAC},
 | 
						|
    {"V_MJPEG"          , AV_CODEC_ID_MJPEG},
 | 
						|
    {"V_MPEG1"          , AV_CODEC_ID_MPEG1VIDEO},
 | 
						|
    {"V_MPEG2"          , AV_CODEC_ID_MPEG2VIDEO},
 | 
						|
    {"V_MPEG4/ISO/ASP"  , AV_CODEC_ID_MPEG4},
 | 
						|
    {"V_MPEG4/ISO/AP"   , AV_CODEC_ID_MPEG4},
 | 
						|
    {"V_MPEG4/ISO/SP"   , AV_CODEC_ID_MPEG4},
 | 
						|
    {"V_MPEG4/ISO/AVC"  , AV_CODEC_ID_H264},
 | 
						|
    {"V_MPEG4/MS/V3"    , AV_CODEC_ID_MSMPEG4V3},
 | 
						|
    {"V_PRORES"         , AV_CODEC_ID_PRORES},
 | 
						|
    {"V_REAL/RV10"      , AV_CODEC_ID_RV10},
 | 
						|
    {"V_REAL/RV20"      , AV_CODEC_ID_RV20},
 | 
						|
    {"V_REAL/RV30"      , AV_CODEC_ID_RV30},
 | 
						|
    {"V_REAL/RV40"      , AV_CODEC_ID_RV40},
 | 
						|
    {"V_SNOW"           , AV_CODEC_ID_SNOW},
 | 
						|
    {"V_THEORA"         , AV_CODEC_ID_THEORA},
 | 
						|
    {"V_UNCOMPRESSED"   , AV_CODEC_ID_RAWVIDEO},
 | 
						|
    {"V_VP8"            , AV_CODEC_ID_VP8},
 | 
						|
    {"V_VP9"            , AV_CODEC_ID_VP9},
 | 
						|
 | 
						|
    {""                 , AV_CODEC_ID_NONE}
 | 
						|
};
 | 
						|
 | 
						|
const CodecMime ff_mkv_mime_tags[] = {
 | 
						|
    {"text/plain"                 , AV_CODEC_ID_TEXT},
 | 
						|
    {"image/gif"                  , AV_CODEC_ID_GIF},
 | 
						|
    {"image/jpeg"                 , AV_CODEC_ID_MJPEG},
 | 
						|
    {"image/png"                  , AV_CODEC_ID_PNG},
 | 
						|
    {"image/tiff"                 , AV_CODEC_ID_TIFF},
 | 
						|
    {"application/x-truetype-font", AV_CODEC_ID_TTF},
 | 
						|
    {"application/x-font"         , AV_CODEC_ID_TTF},
 | 
						|
    {"application/vnd.ms-opentype", AV_CODEC_ID_OTF},
 | 
						|
 | 
						|
    {""                           , AV_CODEC_ID_NONE}
 | 
						|
};
 | 
						|
 | 
						|
const AVMetadataConv ff_mkv_metadata_conv[] = {
 | 
						|
    { "LEAD_PERFORMER", "performer" },
 | 
						|
    { "PART_NUMBER"   , "track"  },
 | 
						|
    { 0 }
 | 
						|
};
 | 
						|
 | 
						|
const char * const ff_matroska_video_stereo_mode[MATROSKA_VIDEO_STEREO_MODE_COUNT] = {
 | 
						|
    "mono",
 | 
						|
    "left_right",
 | 
						|
    "bottom_top",
 | 
						|
    "top_bottom",
 | 
						|
    "checkerboard_rl",
 | 
						|
    "checkerboard_lr",
 | 
						|
    "row_interleaved_rl",
 | 
						|
    "row_interleaved_lr",
 | 
						|
    "col_interleaved_rl",
 | 
						|
    "col_interleaved_lr",
 | 
						|
    "anaglyph_cyan_red",
 | 
						|
    "right_left",
 | 
						|
    "anaglyph_green_magenta",
 | 
						|
    "block_lr",
 | 
						|
    "block_rl",
 | 
						|
};
 | 
						|
 | 
						|
const char * const ff_matroska_video_stereo_plane[MATROSKA_VIDEO_STEREO_PLANE_COUNT] = {
 | 
						|
    "left",
 | 
						|
    "right",
 | 
						|
    "background",
 | 
						|
};
 |