On this same subject -- do we do any lossy compression in our png
encoding? I think we should *not*. Developers will be peeved if their
carefully compressed images come out looking different because of our
internal implementation details.

- a

On Fri, Jul 10, 2009 at 1:17 PM, Avi Drissman<a...@google.com> wrote:
> Nailed: http://codereview.chromium.org/149473
>
> Avi
>
> On Fri, Jul 10, 2009 at 4:15 PM, Amanda Walker <ama...@chromium.org> wrote:
>>
>> On Fri, Jul 10, 2009 at 3:54 PM, Avi Drissman<a...@google.com> wrote:
>> > Two things. First, this doesn't happen on Windows. Second, how do you
>> > get an
>> > image shifted one pixel to the right? On the Mac, ImageDecoder::Decode
>> > uses
>> > the webkit decoders which on the Mac return a CGImage, and then
>> > gfx::CGImageToSkBitmap is called.
>>
>> Well, all platforms use the webkit decoders (as of Darin's refactoring
>> in January), they just return different the image differently.
>> gfx::CGImageToSkBitmap does sound like a likely culprit, though :-).
>>
>> --Amanda
>
>
> >
>

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