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Diffstat (limited to 'vcl/source/bitmap/bitmapscalesuper.cxx')
-rw-r--r--vcl/source/bitmap/bitmapscalesuper.cxx10
1 files changed, 7 insertions, 3 deletions
diff --git a/vcl/source/bitmap/bitmapscalesuper.cxx b/vcl/source/bitmap/bitmapscalesuper.cxx
index a7a263f0db75..95858eea5ae0 100644
--- a/vcl/source/bitmap/bitmapscalesuper.cxx
+++ b/vcl/source/bitmap/bitmapscalesuper.cxx
@@ -768,9 +768,13 @@ void scale24bitRGB2(BitmapReadAccess* pAcc, BitmapWriteAccess* pWAcc,
nTotalWeightY += nWeightY;
}
- BitmapColor aColRes( ( sal_uInt8 ) (( nSumR / nTotalWeightY ) ),
- ( sal_uInt8 ) (( nSumG / nTotalWeightY) ),
- ( sal_uInt8 ) (( nSumB / nTotalWeightY) ));
+ if (nTotalWeightY)
+ {
+ nSumR /= nTotalWeightY;
+ nSumG /= nTotalWeightY;
+ nSumB /= nTotalWeightY;
+ }
+ BitmapColor aColRes((sal_uInt8)nSumR, (sal_uInt8)nSumG, (sal_uInt8)nSumB);
pWAcc->SetPixel( nYDst, nXDst++, aColRes );
}
}