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swscale: fix for sliced scaling artifacts 

Signed-off-by: Pedro Arthur <bygrandao@gmail.com>
This commit is contained in:
Pedro Arthur 2016-09-08 15:57:40 -03:00
parent 5b509fafb0
commit 8433d953e4
1 changed files with 2 additions and 2 deletions
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4
libswscale/swscale.c
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@ -440,7 +440,7 @@ static int swscale(SwsContext *c, const uint8_t *src[],
firstPosY = FFMAX(firstLumSrcY, posY); firstPosY = FFMAX(firstLumSrcY, posY);
lastPosY = FFMIN(firstLumSrcY + hout_slice->plane[0].available_lines - 1, srcSliceY + srcSliceH - 1); lastPosY = FFMIN(firstLumSrcY + hout_slice->plane[0].available_lines - 1, srcSliceY + srcSliceH - 1);
} else { } else {
firstPosY = lastInLumBuf + 1; firstPosY = posY;
lastPosY = lastLumSrcY; lastPosY = lastLumSrcY;
} }
@ -449,7 +449,7 @@ static int swscale(SwsContext *c, const uint8_t *src[],
firstCPosY = FFMAX(firstChrSrcY, cPosY); firstCPosY = FFMAX(firstChrSrcY, cPosY);
lastCPosY = FFMIN(firstChrSrcY + hout_slice->plane[1].available_lines - 1, AV_CEIL_RSHIFT(srcSliceY + srcSliceH, c->chrSrcVSubSample) - 1); lastCPosY = FFMIN(firstChrSrcY + hout_slice->plane[1].available_lines - 1, AV_CEIL_RSHIFT(srcSliceY + srcSliceH, c->chrSrcVSubSample) - 1);
} else { } else {
firstCPosY = lastInChrBuf + 1; firstCPosY = cPosY;
lastCPosY = lastChrSrcY; lastCPosY = lastChrSrcY;
} }