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avformat/utils: Do not select audio streams with unknown sample rate in av_find_best_stream()

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Together with the next commit this prevents non-PCM S302M from being selected unless either
it can be decoded or the user selects passthrough/copy

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2015-06-06 00:55:12 +02:00
parent 51080dfa08
commit 42c41e96ff
1 changed files with 1 additions and 1 deletions
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2
libavformat/utils.c
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@ -3521,7 +3521,7 @@ int av_find_best_stream(AVFormatContext *ic, enum AVMediaType type,
st->disposition & (AV_DISPOSITION_HEARING_IMPAIRED |
AV_DISPOSITION_VISUAL_IMPAIRED))
continue;
if (type == AVMEDIA_TYPE_AUDIO && !avctx->channels)
if (type == AVMEDIA_TYPE_AUDIO && !(avctx->channels && avctx->sample_rate))
continue;
if (decoder_ret) {
decoder = find_decoder(ic, st, st->codec->codec_id);