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-rw-r--r--vcl/source/outdev/bitmap.cxx4
1 files changed, 2 insertions, 2 deletions
diff --git a/vcl/source/outdev/bitmap.cxx b/vcl/source/outdev/bitmap.cxx
index c414a3921789..fc6095812b6c 100644
--- a/vcl/source/outdev/bitmap.cxx
+++ b/vcl/source/outdev/bitmap.cxx
@@ -1065,7 +1065,7 @@ bool OutputDevice::DrawTransformBitmapExDirect(
}
else if (mpAlphaVDev)
{
- aAlphaBitmap = Bitmap(rBitmapEx.GetSizePixel(), 1);
+ aAlphaBitmap = Bitmap(rBitmapEx.GetSizePixel(), 8);
aAlphaBitmap.Erase(COL_BLACK);
}
@@ -1082,7 +1082,7 @@ bool OutputDevice::DrawTransformBitmapExDirect(
if (mpAlphaVDev)
{
// Merge bitmap alpha to alpha device
- Bitmap aBlack(rBitmapEx.GetSizePixel(), 1);
+ Bitmap aBlack(rBitmapEx.GetSizePixel(), 8);
aBlack.Erase(COL_BLACK);
mpAlphaVDev->DrawTransformBitmapExDirect(aFullTransform, BitmapEx(aBlack, aAlphaBitmap));
}