1360592 - Rendering svg foreignObject with opacity+brightness filter produces strange results on Windows

Status: RESOLVED FIXED

(Core :: Graphics, defect, P3)

Description

[Andrey Roenko]

Attachment: firefox.foreignObject.brightness.zip

User Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/56.0.2924.87 YaBrowser/17.3.1.873 (beta) Yowser/2.5 Safari/537.36

Steps to reproduce:

Create svg with foreignObject in it.
Add CSS filter with opacity and brightness to element inside foreignObject.
Render svg on canvas.
Render canvas to png.


Actual results:

Opacity and brightness combines in a very strange way on Windows.
http://imgur.com/BA1FR89


Expected results:

Opacity and brightness should combine correctly.
http://imgur.com/es2LNDl

Comment 1

[Andrey Roenko]

I've just bumped into this bug again and noticed that I can't reproduce it in VirtualBox, but can on several different Dell E7440 laptops and on 4GOOD T101i Wi-Fi tablet.
Hope that helps.

Comment 2

[Kevin Brosnan [Ex-Mozilla]]

Attachment: firefox.foreignObject.brightness.html - testcase from comment 0

WebRender fixes this issue.

Comment 3

[Markus Stange [:mstange]]

The bug is probably in FilterNodeD2D1.