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avcodec/pixlet: fix undefined behaviour in postprocess_chroma 

Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol 2016-12-24 10:22:39 +01:00
parent e1b8271949
commit 43cd33be16
1 changed files with 2 additions and 2 deletions
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4
libavcodec/pixlet.c
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@ -479,8 +479,8 @@ static void postprocess_chroma(AVFrame *frame, int w, int h, int depth)
int16_t *srcv = (int16_t *)frame->data[2];
ptrdiff_t strideu = frame->linesize[1] / 2;
ptrdiff_t stridev = frame->linesize[2] / 2;
const int add = 1 << (depth - 1);
const int shift = 16 - depth;
const unsigned add = 1 << (depth - 1);
const unsigned shift = 16 - depth;
int i, j;
for (j = 0; j < h; j++) {