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author | Michael Niedermayer <michaelni@gmx.at> | 2013-01-08 16:55:46 +0100 |
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committer | Michael Niedermayer <michaelni@gmx.at> | 2013-01-08 20:07:16 +0100 |
commit | 9aec63af9b50af1d809d31389d67e98c2c688133 (patch) | |
tree | 13a246e58d16980b00e0ba7d539e182767b4a202 /libswresample | |
parent | 252316c88598420df1120696f46a532a5ae502a4 (diff) | |
download | ffmpeg-9aec63af9b50af1d809d31389d67e98c2c688133.tar.gz |
swr: fix assertion failure if dither is used without the preout buffer differing from in
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libswresample')
-rw-r--r-- | libswresample/swresample.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/libswresample/swresample.c b/libswresample/swresample.c index f01927f293..c4a647ce04 100644 --- a/libswresample/swresample.c +++ b/libswresample/swresample.c @@ -602,6 +602,11 @@ static int swr_convert_internal(struct SwrContext *s, AudioData *out, int out_co if(s->resample_first ? !s->rematrix : !s->resample) preout= midbuf; + if (preout == in && s->dither_method) { + av_assert1(postin == midbuf && midbuf == preout); + postin = midbuf = preout = &preout_tmp; + } + if(s->int_sample_fmt == s->out_sample_fmt && s->out.planar){ if(preout==in){ out_count= FFMIN(out_count, in_count); //TODO check at the end if this is needed or redundant |