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-rw-r--r--vcl/source/gdi/pngread.cxx4
1 files changed, 4 insertions, 0 deletions
diff --git a/vcl/source/gdi/pngread.cxx b/vcl/source/gdi/pngread.cxx
index 7a1f8ef46136..619a12aaa0cd 100644
--- a/vcl/source/gdi/pngread.cxx
+++ b/vcl/source/gdi/pngread.cxx
@@ -17,6 +17,9 @@
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
+#include <sal/config.h>
+
+#include <cassert>
#include <memory>
#include <vcl/pngread.hxx>
@@ -1317,6 +1320,7 @@ void PNGReaderImpl::ImplDrawScanline( sal_uInt32 nXStart, sal_uInt32 nXAdd )
}
else
{
+ assert(mnPngDepth == 16);
for ( long nX = nXStart; nX < maOrigSize.Width(); nX += nXAdd, pTmp += 4 )
ImplSetAlphaPixel( nY, nX, pTmp[ 0 ], pTmp[ 2 ] );
}