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-rw-r--r--core/fpdfapi/render/cpdf_imagerenderer.cpp9
-rw-r--r--core/fpdfapi/render/cpdf_imagerenderer.h1
2 files changed, 6 insertions, 4 deletions
diff --git a/core/fpdfapi/render/cpdf_imagerenderer.cpp b/core/fpdfapi/render/cpdf_imagerenderer.cpp
index 6efc62c84b..1351597279 100644
--- a/core/fpdfapi/render/cpdf_imagerenderer.cpp
+++ b/core/fpdfapi/render/cpdf_imagerenderer.cpp
@@ -106,9 +106,12 @@ bool CPDF_ImageRenderer::StartRenderDIBSource() {
m_FillArgb = m_pRenderStatus->GetFillArgb(m_pImageObject.Get());
} else if (m_pRenderStatus->GetRenderOptions()->ColorModeIs(
CPDF_RenderOptions::kGray)) {
- m_pClone = m_pDIBSource->Clone(nullptr);
- m_pClone->ConvertColorScale(0xffffff, 0);
- m_pDIBSource = m_pClone;
+ RetainPtr<CFX_DIBitmap> pClone = m_pDIBSource->Clone(nullptr);
+ if (!pClone)
+ return false;
+
+ pClone->ConvertColorScale(0xffffff, 0);
+ m_pDIBSource = pClone;
}
m_Flags = 0;
if (m_pRenderStatus->GetRenderOptions()->HasFlag(RENDER_FORCE_DOWNSAMPLE))
diff --git a/core/fpdfapi/render/cpdf_imagerenderer.h b/core/fpdfapi/render/cpdf_imagerenderer.h
index ba61ab4493..a5d9ba769b 100644
--- a/core/fpdfapi/render/cpdf_imagerenderer.h
+++ b/core/fpdfapi/render/cpdf_imagerenderer.h
@@ -70,7 +70,6 @@ class CPDF_ImageRenderer {
CFX_Matrix m_ImageMatrix;
CPDF_ImageLoader m_Loader;
RetainPtr<CFX_DIBSource> m_pDIBSource;
- RetainPtr<CFX_DIBitmap> m_pClone;
int m_BitmapAlpha;
bool m_bPatternColor;
UnownedPtr<CPDF_Pattern> m_pPattern;