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| author | Carl Eugen Hoyos <cehoyos@rainbow.studorg.tuwien.ac.at> | 2010-12-30 14:21:14 +0000 |
|---|---|---|
| committer | Carl Eugen Hoyos <cehoyos@rainbow.studorg.tuwien.ac.at> | 2010-12-30 14:21:14 +0000 |
| commit | f6bf6e511d297f0b74085fc464d2743e704f6208 (patch) | |
| tree | a3a72af88b3db6a5242f63bda2859d393f38aa07 /libavformat/riff.c | |
| parent | b3f5c21a9122fd587f251a17bc6d011112dd5267 (diff) | |
Set blkalign to maximum framesize to allow playback on WMP (see issue 2455 and issue 2446).
Originally committed as revision 26167 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavformat/riff.c')
| -rw-r--r-- | libavformat/riff.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/libavformat/riff.c b/libavformat/riff.c index 3d584a3779..7db1c87513 100644 --- a/libavformat/riff.c +++ b/libavformat/riff.c @@ -373,6 +373,10 @@ int ff_put_wav_header(ByteIOContext *pb, AVCodecContext *enc) if (enc->codec_id == CODEC_ID_MP2 || enc->codec_id == CODEC_ID_MP3 || enc->codec_id == CODEC_ID_AC3) { blkalign = enc->frame_size; //this is wrong, but it seems many demuxers do not work if this is set correctly //blkalign = 144 * enc->bit_rate/enc->sample_rate; + //For high bitrate AC-3, set blkalign to maximum bytes per frame value + //to allow playback on WMP and MPlayer + if (enc->bit_rate > 384000) + blkalign = 3840; } else if (enc->codec_id == CODEC_ID_ADPCM_G726) { // blkalign = 1; } else if (enc->block_align != 0) { /* specified by the codec */ |