RESOLVED FIXED 121696
Add an argument to ImageSource::createFrameAtIndex to hint a decoder that we expect a scaled image. 
https://bugs.webkit.org/show_bug.cgi?id=121696
Summary Add an argument to ImageSource::createFrameAtIndex to hint a decoder that we ...
Yongjun Zhang
Reported 2013-09-20 10:54:46 PDT
Some platform image decoders have the capability to decode an image in different scale levels. If we are going to paint an image in scaled down size, we can hint the decoder to give the image in the right scale to save some memory.
Attachments
add scale to hint platform decoders that we expect a scaled image. (2.89 KB, patch)
2013-09-20 11:16 PDT, Yongjun Zhang 		no flags
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Yongjun Zhang
Comment 1 2013-09-20 11:16:00 PDT
Created attachment 212197 [details] add scale to hint platform decoders that we expect a scaled image.
Antti Koivisto
Comment 2 2013-09-20 11:35:36 PDT
Comment on attachment 212197 [details] add scale to hint platform decoders that we expect a scaled image. View in context: https://bugs.webkit.org/attachment.cgi?id=212197&action=review > Source/WebCore/platform/graphics/ImageSource.h:148 > + PassNativeImagePtr createFrameAtIndex(size_t, float* scale = 0); It is not clear if this scale parameter is input, output or both. Maybe a more descriptive name would help?
WebKit Commit Bot
Comment 3 2013-09-20 13:34:34 PDT
Comment on attachment 212197 [details] add scale to hint platform decoders that we expect a scaled image. Clearing flags on attachment: 212197 Committed r156195: <http://trac.webkit.org/changeset/156195>
WebKit Commit Bot
Comment 4 2013-09-20 13:34:36 PDT
All reviewed patches have been landed. Closing bug.
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