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| author | Michael Niedermayer <michaelni@gmx.at> | 2013-05-12 17:26:15 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2013-05-12 17:26:39 +0200 |
| commit | 91f4a44ff4fa55e0a48f71c432a1dc3158d662b9 (patch) | |
| tree | 94adee8f031ede68d73b3a6a909636cbdd39472e | |
| parent | 63725d158d34f8c57c9baa4ec6138d8c70d77581 (diff) | |
| download | ffmpeg-91f4a44ff4fa55e0a48f71c432a1dc3158d662b9.tar.gz | |
sws/packed_16bpc_bswap: fix handling of negative stride
| -rw-r--r-- | libswscale/swscale_unscaled.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/libswscale/swscale_unscaled.c b/libswscale/swscale_unscaled.c index 8889183893..e0a585137b 100644 --- a/libswscale/swscale_unscaled.c +++ b/libswscale/swscale_unscaled.c @@ -324,11 +324,11 @@ static int packed_16bpc_bswap(SwsContext *c, const uint8_t *src[], int i, j, p; for (p = 0; p < 4; p++) { - int srcstr = srcStride[p] >> 1; - int dststr = dstStride[p] >> 1; + int srcstr = srcStride[p] / 2; + int dststr = dstStride[p] / 2; uint16_t *dstPtr = (uint16_t *) dst[p]; const uint16_t *srcPtr = (const uint16_t *) src[p]; - int min_stride = FFMIN(srcstr, dststr); + int min_stride = FFMIN(FFABS(srcstr), FFABS(dststr)); if(!dstPtr || !srcPtr) continue; for (i = 0; i < (srcSliceH >> c->chrDstVSubSample); i++) { |