[Webkit-unassigned] [Bug 98630] [CAIRO] Adjust the source rect size when IMAGE_DECODER_DOWN_SAMPLING is enabled

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=98630


Martin Robinson <mrobinson at webkit.org> changed:

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--- Comment #4 from Martin Robinson <mrobinson at webkit.org>  2012-10-08 11:46:20 PST ---
(From update of attachment 167506)
View in context: https://bugs.webkit.org/attachment.cgi?id=167506&action=review

> Source/WebCore/platform/graphics/cairo/BitmapImageCairo.cpp:109
> +#if ENABLE(IMAGE_DECODER_DOWN_SAMPLING)
> +    cairo_surface_t* surface = nativeImage->surface();
> +    IntSize scaledSize(cairo_image_surface_get_width(surface), cairo_image_surface_get_height(surface));
> +    FloatRect adjustedSrcRect = adjustSourceRectForDownSampling(srcRect, scaledSize);
> +#else
> +    FloatRect adjustedSrcRect(srcRect);
> +#endif
> +
> +    context->platformContext()->drawSurfaceToContext(nativeImage->surface(), dstRect, adjustedSrcRect, context);

Okay.

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