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avformat/wavdec: add support for decoding 24.0 and 16.8 floating point pcm formats 

Fixes #5602 and #5603.

Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol 2016-09-19 23:08:32 +02:00
parent 95fb9e0205
commit 3142691181
1 changed files with 13 additions and 0 deletions
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13
libavformat/wavdec.c
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@ -556,6 +556,19 @@ break_loop:
if (sample_count)
st->duration = sample_count;
if (st->codecpar->codec_id == AV_CODEC_ID_PCM_S32LE &&
st->codecpar->block_align == st->codecpar->channels * 4 &&
st->codecpar->bits_per_coded_sample == 32 &&
st->codecpar->extradata_size == 2 &&
AV_RL16(st->codecpar->extradata) == 1) {
st->codecpar->codec_id = AV_CODEC_ID_PCM_F16LE;
st->codecpar->bits_per_coded_sample = 16;
} else if (st->codecpar->codec_id == AV_CODEC_ID_PCM_S24LE &&
st->codecpar->block_align == st->codecpar->channels * 4 &&
st->codecpar->bits_per_coded_sample == 24) {
st->codecpar->codec_id = AV_CODEC_ID_PCM_F24LE;
}
ff_metadata_conv_ctx(s, NULL, wav_metadata_conv);
ff_metadata_conv_ctx(s, NULL, ff_riff_info_conv);