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Avoid crash on planarCopy to a destination without alpha.

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Makes regression tests run again, though the results are still wrong.

Originally committed as revision 29018 to svn://svn.mplayerhq.hu/mplayer/trunk/libswscale
This commit is contained in:
Reimar Döffinger
2009-03-20 17:22:03 +00:00
parent 1cd98da820
commit 20ddf5a8e4
1 changed files with 2 additions and 1 deletions
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3
libswscale/swscale.c
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@ -2117,7 +2117,8 @@ static int planarCopy(SwsContext *c, uint8_t* src[], int srcStride[], int srcSli
int y= (plane==0 || plane==3) ? srcSliceY: -((-srcSliceY)>>c->chrDstVSubSample); int y= (plane==0 || plane==3) ? srcSliceY: -((-srcSliceY)>>c->chrDstVSubSample);
int height= (plane==0 || plane==3) ? srcSliceH: -((-srcSliceH)>>c->chrDstVSubSample); int height= (plane==0 || plane==3) ? srcSliceH: -((-srcSliceH)>>c->chrDstVSubSample);
if (dst[plane] && !src[plane]) if (!dst[plane]) continue;
if (!src[plane])
fillPlane(dst[plane], dstStride[plane], length, height, y, (plane==3) ? 255 : 128); fillPlane(dst[plane], dstStride[plane], length, height, y, (plane==3) ? 255 : 128);
else else
{ {