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| author | Derek Buitenhuis <derek.buitenhuis@gmail.com> | 2016-05-12 14:20:51 +0100 |
|---|---|---|
| committer | Derek Buitenhuis <derek.buitenhuis@gmail.com> | 2016-05-12 14:20:51 +0100 |
| commit | 22900770c56d36868bf2dc758f721d02730092dd (patch) | |
| tree | 92bdaac8f94e7e10a074f5808ea401fba645f26a /libavcodec | |
| parent | 3fd5f09845e54bcd61a817b57c054d55f6b6fe5d (diff) | |
| parent | f3fdef108eb06b1e71b29152bf6822519e787efe (diff) | |
| download | ffmpeg-22900770c56d36868bf2dc758f721d02730092dd.tar.gz | |
Merge commit 'f3fdef108eb06b1e71b29152bf6822519e787efe'
* commit 'f3fdef108eb06b1e71b29152bf6822519e787efe':
ape: Avoid undefined behaviour
Merged-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/apedec.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/apedec.c b/libavcodec/apedec.c index de9d71ca40..b028e94ad2 100644 --- a/libavcodec/apedec.c +++ b/libavcodec/apedec.c @@ -1284,7 +1284,7 @@ static void do_apply_filter(APEContext *ctx, int version, APEFilter *f, /* Update the adaption coefficients */ absres = FFABS(res); if (absres) - *f->adaptcoeffs = ((res & INT32_MIN) ^ (-(1<<30))) >> + *f->adaptcoeffs = ((res & INT32_MIN) ^ ((~0UL) << 30)) >> (25 + (absres <= f->avg*3) + (absres <= f->avg*4/3)); else *f->adaptcoeffs = 0; |