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swscale/swscale_unscaled: Fix packed_16bpc_bswap() with slices

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Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 47bc1bdafb0950ccf128eaa491d8fd7cc0978813)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2016-09-02 20:25:24 +02:00
parent 8ddeae57ae
commit 26eccf4bd8
1 changed files with 1 additions and 0 deletions
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libswscale/swscale_unscaled.c
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@ -352,6 +352,7 @@ static int packed_16bpc_bswap(SwsContext *c, const uint8_t *src[],
int min_stride = FFMIN(FFABS(srcstr), FFABS(dststr)); int min_stride = FFMIN(FFABS(srcstr), FFABS(dststr));
if(!dstPtr || !srcPtr) if(!dstPtr || !srcPtr)
continue; continue;
dstPtr += (srcSliceY >> c->chrDstVSubSample) * dststr;
for (i = 0; i < (srcSliceH >> c->chrDstVSubSample); i++) { for (i = 0; i < (srcSliceH >> c->chrDstVSubSample); i++) {
for (j = 0; j < min_stride; j++) { for (j = 0; j < min_stride; j++) {
dstPtr[j] = av_bswap16(srcPtr[j]); dstPtr[j] = av_bswap16(srcPtr[j]);