[Webkit-unassigned] [Bug 108892] Passing alpha to DeferredImageDecoder once decoding completes

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=108892





--- Comment #4 from Min Qin <qinmin at chromium.org>  2013-02-12 09:50:14 PST ---
(From update of attachment 186672)
View in context: https://bugs.webkit.org/attachment.cgi?id=186672&action=review

>> Source/WebCore/platform/graphics/chromium/ImageFrameGenerator.cpp:213
>> +    bool hasAlpha = (*decoder)->frameHasAlphaAtIndex(0);
> 
> Do something like:
> 
> m_hasAlpha = isComplete && !fullSizeBitmap.isOpaque();

hmm.... if isComplete is false, shouldn't we return true there to force image decoding?

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