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Simplify how usesVFilter and usesHFilter are set. 

Originally committed as revision 30520 to svn://svn.mplayerhq.hu/mplayer/trunk/libswscale
This commit is contained in:
Stefano Sabatini 2010-02-05 23:53:25 +00:00
parent 1dc5c35809
commit 62bb4ca199
1 changed files with 8 additions and 9 deletions
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17
libswscale/utils.c
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@ -865,15 +865,14 @@ SwsContext *sws_getContext(int srcW, int srcH, enum PixelFormat srcFormat,
c->srcFormatBpp = av_get_bits_per_pixel(&av_pix_fmt_descriptors[srcFormat]);
c->vRounder= 4* 0x0001000100010001ULL;
usesHFilter= usesVFilter= 0;
if (dstFilter->lumV && dstFilter->lumV->length>1) usesVFilter=1;
if (dstFilter->lumH && dstFilter->lumH->length>1) usesHFilter=1;
if (dstFilter->chrV && dstFilter->chrV->length>1) usesVFilter=1;
if (dstFilter->chrH && dstFilter->chrH->length>1) usesHFilter=1;
if (srcFilter->lumV && srcFilter->lumV->length>1) usesVFilter=1;
if (srcFilter->lumH && srcFilter->lumH->length>1) usesHFilter=1;
if (srcFilter->chrV && srcFilter->chrV->length>1) usesVFilter=1;
if (srcFilter->chrH && srcFilter->chrH->length>1) usesHFilter=1;
usesVFilter = (srcFilter->lumV && srcFilter->lumV->length>1) ||
(srcFilter->chrV && srcFilter->chrV->length>1) ||
(dstFilter->lumV && dstFilter->lumV->length>1) ||
(dstFilter->chrV && dstFilter->chrV->length>1);
usesHFilter = (srcFilter->lumH && srcFilter->lumH->length>1) ||
(srcFilter->chrH && srcFilter->chrH->length>1) ||
(dstFilter->lumH && dstFilter->lumH->length>1) ||
(dstFilter->chrH && dstFilter->chrH->length>1);
getSubSampleFactors(&c->chrSrcHSubSample, &c->chrSrcVSubSample, srcFormat);
getSubSampleFactors(&c->chrDstHSubSample, &c->chrDstVSubSample, dstFormat);