diff options
| -rw-r--r-- | vcl/source/gdi/pdfwriter_impl.cxx | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/vcl/source/gdi/pdfwriter_impl.cxx b/vcl/source/gdi/pdfwriter_impl.cxx index a284cbbcb541..c66370c31fe5 100644 --- a/vcl/source/gdi/pdfwriter_impl.cxx +++ b/vcl/source/gdi/pdfwriter_impl.cxx @@ -9185,7 +9185,11 @@ void PDFWriterImpl::writeJPG( const JPGEmit& rObject ) { BitmapEmit aEmit; aEmit.m_nObject = nMaskObject; - aEmit.m_aBitmap = BitmapEx( rObject.m_aAlphaMask.GetBitmap(), rObject.m_aAlphaMask ); + // tdf#164223 invert alpha mask for JPEG images + AlphaMask aAlpha = rObject.m_aAlphaMask; + if( aAlpha.hasAlpha() ) + aAlpha.Invert(); + aEmit.m_aBitmap = BitmapEx( rObject.m_aAlphaMask.GetBitmap(), aAlpha ); writeBitmapObject( aEmit, true ); } |