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Bug 1028491: Try to create a reasonable size surface when surface creation fails, otherwise OOM abort. r=jrmuizel

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This commit is contained in:
Bas Schouten 2014-07-03 22:20:08 +02:00
parent 2925d0ee01
commit cdab073abf
1 changed files with 13 additions and 1 deletions
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14
gfx/thebes/gfxContext.cpp
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@ -2278,9 +2278,21 @@ gfxContext::PushNewDT(gfxContentType content)
clipBounds.width = std::max(1.0f, clipBounds.width);
clipBounds.height = std::max(1.0f, clipBounds.height);
SurfaceFormat format = gfxPlatform::GetPlatform()->Optimal2DFormatForContent(content);
RefPtr<DrawTarget> newDT =
mDT->CreateSimilarDrawTarget(IntSize(int32_t(clipBounds.width), int32_t(clipBounds.height)),
gfxPlatform::GetPlatform()->Optimal2DFormatForContent(content));
format);
if (!newDT) {
NS_WARNING("Failed to create DrawTarget of sufficient size.");
newDT = mDT->CreateSimilarDrawTarget(IntSize(64, 64), format);
if (!newDT) {
// If even this fails.. we're most likely just out of memory!
NS_ABORT_OOM(BytesPerPixel(format) * 64 * 64);
}
}
Save();