[Webkit-unassigned] [Bug 162930] New: Lack of dithering in CSS gradients leads to banding

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=162930

            Bug ID: 162930
           Summary: Lack of dithering in CSS gradients leads to banding
    Classification: Unclassified
           Product: WebKit
           Version: Safari 10
          Hardware: Macintosh
                OS: macOS 10.12
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: CSS
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: lensco at gmail.com

Created attachment 290634
  --> https://bugs.webkit.org/attachment.cgi?id=290634&action=review
CSS gradient banding in Safari

CSS gradients in Safari on macOS are severely banded because of a lack of dithering. Compare with Chrome, which does apply dithering and doesn't suffer gradient banding. Here's a quick example: http://jsfiddle.net/5usvjbk2/2/embedded/result/

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