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| author | Caolán McNamara <caolanm@redhat.com> | 2014-06-10 13:43:35 +0100 |
|---|---|---|
| committer | Caolán McNamara <caolanm@redhat.com> | 2014-06-10 16:08:00 +0100 |
| commit | c7661d5af5b230d567cabd83009da6762a5e91f7 (patch) | |
| tree | 194cd2a88b1eea9bc6f0fafc6e821f2e06078ca6 /vcl/source/bitmap | |
| parent | da62285f6b0aee36ce99223b5e568a3994e74255 (diff) | |
coverity#1222231 Division or modulo by zero
Change-Id: Id914167a72782741e67ba97683445aec6151fdd6
Diffstat (limited to 'vcl/source/bitmap')
| -rw-r--r-- | vcl/source/bitmap/bitmapscalesuper.cxx | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/vcl/source/bitmap/bitmapscalesuper.cxx b/vcl/source/bitmap/bitmapscalesuper.cxx index b95f4ce96b0e..c48674006b1e 100644 --- a/vcl/source/bitmap/bitmapscalesuper.cxx +++ b/vcl/source/bitmap/bitmapscalesuper.cxx @@ -496,9 +496,16 @@ void scalePalleteGeneral2(BitmapReadAccess* pAcc, BitmapWriteAccess* pWAcc, else if ( nLineRange == i ) nWeightY = pMapFY[ nBottom ]; - nSumB += nWeightY * ( nSumRowB / nTotalWeightX ); - nSumG += nWeightY * ( nSumRowG / nTotalWeightX ); - nSumR += nWeightY * ( nSumRowR / nTotalWeightX ); + if (nTotalWeightX) + { + nSumRowB /= nTotalWeightX; + nSumRowG /= nTotalWeightX; + nSumRowR /= nTotalWeightX; + } + + nSumB += nWeightY * nSumRowB; + nSumG += nWeightY * nSumRowG; + nSumR += nWeightY * nSumRowR; nTotalWeightY += nWeightY; } |