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| author | Caolán McNamara <caolanm@redhat.com> | 2014-06-10 13:40:50 +0100 |
|---|---|---|
| committer | Caolán McNamara <caolanm@redhat.com> | 2014-06-10 16:08:00 +0100 |
| commit | aaaf24322e95b74af0e46e01e9a35a1871fa1be2 (patch) | |
| tree | 7ff32319d9eb8a333cc96eea10a5784028baa535 /vcl/source/bitmap | |
| parent | b311aab85f8a26d40d3b87329212288f653dafbc (diff) | |
coverity#1222233 Division or modulo by zero
Change-Id: I699dc60b67d9417a8ac3848c03d7352f9f8ff12d
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 4620c552286b..0b4be8cec6fc 100644 --- a/vcl/source/bitmap/bitmapscalesuper.cxx +++ b/vcl/source/bitmap/bitmapscalesuper.cxx @@ -861,9 +861,16 @@ void scaleNonPalleteGeneral2(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; } |