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When doing a readback in SkGrPixelRef check whether the dst bmp was allocated.

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Review URL: https://codereview.appspot.com/6936068

git-svn-id: http://skia.googlecode.com/svn/trunk@6887 2bbb7eff-a529-9590-31e7-b0007b416f81
This commit is contained in:
bsalomon@google.com 2012-12-18 21:40:08 +00:00
parent 58be1015a0
commit 009bcca745
1 changed files with 4 additions and 1 deletions
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5
src/gpu/SkGrPixelRef.cpp
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@ -167,7 +167,10 @@ bool SkGrPixelRef::onReadPixels(SkBitmap* dst, const SkIRect* subset) {
height = fSurface->height();
}
dst->setConfig(SkBitmap::kARGB_8888_Config, width, height);
dst->allocPixels();
if (!dst->allocPixels()) {
SkDebugf("SkGrPixelRef::onReadPixels failed to alloc bitmap for result!\n");
return false;
}
SkAutoLockPixels al(*dst);
void* buffer = dst->getPixels();
return fSurface->readPixels(left, top, width, height,