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LibWeb: Don't crash when drawing null image from offscreen canvas
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This commit is contained in:
Gingeh 2025-07-19 22:27:34 +10:00 • committed by Andreas Kling
commit 28774efa22
Notes: github-actions[bot] 2025-07-20 06:56:10 +00:00
2 changed files with 26 additions and 1 deletions
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5
Libraries/LibWeb/HTML/CanvasRenderingContext2D.cpp
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@ -144,7 +144,10 @@ WebIDL::ExceptionOr<void> CanvasRenderingContext2D::draw_image_internal(CanvasIm
},
[](GC::Root<HTMLVideoElement> const& source) -> RefPtr<Gfx::ImmutableBitmap> { return Gfx::ImmutableBitmap::create(*source->bitmap()); },
[](GC::Root<ImageBitmap> const& source) -> RefPtr<Gfx::ImmutableBitmap> {
return Gfx::ImmutableBitmap::create(*source->bitmap());
auto* bitmap = source->bitmap();
if (!bitmap)
return {};
return Gfx::ImmutableBitmap::create(*bitmap);
});
if (!bitmap)
return {};