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author | Carl Eugen Hoyos <cehoyos@ag.or.at> | 2013-07-11 14:06:20 +0200 |
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committer | Michael Niedermayer <michaelni@gmx.at> | 2013-10-18 16:46:08 +0200 |
commit | 640c70ddc2d988892f331330ad7ab569bced075c (patch) | |
tree | db1a3a03e0cdd6a0b88dbe7916e60cfdce06bede /libavformat | |
parent | 10c240a08593bc9a13fe3bdb280cf87add7b9fd9 (diff) | |
download | ffmpeg-streaming-640c70ddc2d988892f331330ad7ab569bced075c.zip ffmpeg-streaming-640c70ddc2d988892f331330ad7ab569bced075c.tar.gz |
avformat: Use G726LE decoder for Sun AU files
fixes ticket #1955 as suggested by Roman.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavformat')
-rw-r--r-- | libavformat/au.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/libavformat/au.c b/libavformat/au.c index 22004d0..5546c7f 100644 --- a/libavformat/au.c +++ b/libavformat/au.c @@ -45,8 +45,12 @@ static const AVCodecTag codec_au_tags[] = { { AV_CODEC_ID_PCM_S32BE, 5 }, { AV_CODEC_ID_PCM_F32BE, 6 }, { AV_CODEC_ID_PCM_F64BE, 7 }, + { AV_CODEC_ID_ADPCM_G726LE, 23 }, { AV_CODEC_ID_ADPCM_G722,24 }, + { AV_CODEC_ID_ADPCM_G726LE, 25 }, + { AV_CODEC_ID_ADPCM_G726LE, 26 }, { AV_CODEC_ID_PCM_ALAW, 27 }, + { AV_CODEC_ID_ADPCM_G726LE, MKBETAG('7','2','6','2') }, { AV_CODEC_ID_NONE, 0 }, }; @@ -101,7 +105,14 @@ static int au_read_header(AVFormatContext *s) } bps = av_get_bits_per_sample(codec); - if (!bps) { + if (codec == AV_CODEC_ID_ADPCM_G726LE) { + if (id == MKBETAG('7','2','6','2')) { + bps = 2; + } else { + const uint8_t bpcss[] = {4, 0, 3, 5}; + bps = bpcss[id - 23]; + } + } else if (!bps) { avpriv_request_sample(s, "Unknown bits per sample"); return AVERROR_PATCHWELCOME; } @@ -124,6 +135,7 @@ static int au_read_header(AVFormatContext *s) st->codec->codec_id = codec; st->codec->channels = channels; st->codec->sample_rate = rate; + st->codec->bits_per_coded_sample = bps; st->codec->bit_rate = channels * rate * bps; st->codec->block_align = FFMAX(bps * st->codec->channels / 8, 1); if (data_size != AU_UNKNOWN_SIZE) |