diff options
Diffstat (limited to 'core/fpdfapi/fpdf_render/fpdf_render_image.cpp')
-rw-r--r-- | core/fpdfapi/fpdf_render/fpdf_render_image.cpp | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/core/fpdfapi/fpdf_render/fpdf_render_image.cpp b/core/fpdfapi/fpdf_render/fpdf_render_image.cpp index d3fbb7990c..acfb20314a 100644 --- a/core/fpdfapi/fpdf_render/fpdf_render_image.cpp +++ b/core/fpdfapi/fpdf_render/fpdf_render_image.cpp @@ -48,7 +48,15 @@ void CPDF_RenderStatus::CompositeDIBitmap(CFX_DIBitmap* pDIBitmap, if (blend_mode == FXDIB_BLEND_NORMAL) { if (!pDIBitmap->IsAlphaMask()) { if (bitmap_alpha < 255) { +#ifdef _SKIA_SUPPORT_ + void* dummy; + CFX_Matrix m(pDIBitmap->GetWidth(), 0, 0, -pDIBitmap->GetHeight(), left, + top + pDIBitmap->GetHeight()); + m_pDevice->StartDIBits(pDIBitmap, bitmap_alpha, 0, &m, 0, dummy); + return; +#else pDIBitmap->MultiplyAlpha(bitmap_alpha); +#endif } if (m_pDevice->SetDIBits(pDIBitmap, left, top)) { return; @@ -693,6 +701,9 @@ FX_BOOL CPDF_ImageRenderer::DrawMaskedImage() { } bitmap_device2.GetBitmap()->ConvertFormat(FXDIB_8bppMask); bitmap_device1.GetBitmap()->MultiplyAlpha(bitmap_device2.GetBitmap()); +#ifdef _SKIA_SUPPORT_ + bitmap_device1.PreMultiply(); // convert unpremultiplied to premultiplied +#endif if (m_BitmapAlpha < 255) { bitmap_device1.GetBitmap()->MultiplyAlpha(m_BitmapAlpha); } |