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audio: FLAC: support new libavcodec parser, use lavf to demux

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Parse FLAC data with new libavcodec parser if needed. Use libavformat
demuxer for raw FLAC files by default.
This commit is contained in:
Uoti Urpala 2010-12-09 02:50:17 +02:00
parent 102b240e96
commit cc2d748b73
3 changed files with 9 additions and 1 deletions
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1
libmpdemux/demux_audio.c
View File

@ -491,6 +491,7 @@ static int demux_audio_open(demuxer_t* demuxer) {
}
if (sh_audio->i_bps < 1) // guess value to prevent crash
sh_audio->i_bps = 64 * 1024;
sh_audio->needs_parsing = 1;
// get_flac_metadata (demuxer);
break;
}

6
libmpdemux/demux_lavf.c
View File

@ -234,8 +234,12 @@ static const char * const preferred_internal[] = {
/* lavf Matroska demuxer doesn't support ordered chapters and fails
* for more files */
"matroska",
/* seeking won't work in lavf FLAC demuxer until a parser is committed */
#if LIBAVCODEC_VERSION_INT < AV_VERSION_INT(52, 99, 0)
/* Seeking doesn't work with lavf FLAC demuxer in FFmpeg versions
* without a FLAC parser. In principle this could use a runtime check to
* switch if a shared library is updated. */
"flac",
#endif
/* lavf gives neither pts nor dts for some video frames in .rm */
"rm",
NULL

3
libmpdemux/demuxer.c
View File

@ -464,6 +464,9 @@ static void allocate_parser(AVCodecContext **avctx, AVCodecParserContext **parse
case 0x86:
codec_id = CODEC_ID_DTS;
break;
case MKTAG('f', 'L', 'a', 'C'):
codec_id = CODEC_ID_FLAC;
break;
case MKTAG('M', 'L', 'P', ' '):
codec_id = CODEC_ID_MLP;
break;