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large area covered by green quad on specific pdf




PDF Viewer
11 months ago
10 months ago


(Reporter: Clemens Eisserer, Unassigned)


50 Branch

Firefox Tracking Flags

(Not tracked)



(1 attachment)



11 months ago
User Agent: Mozilla/5.0 (X11; Linux x86_64; rv:50.0) Gecko/20100101 Firefox/50.0
Build ID: 20161104212021

Steps to reproduce:

Opened a PDF using Firefox's internal PDF viewer: http://www.emersonclimate.com/europe/ProductDocuments/CopelandLiterature/C060209_0911_1111_G_AGL_HPScroll_FULL_0.pdf

Actual results:

page 28 of that PDF was covered with a green area

Expected results:

correct rendering

Comment 1

11 months ago
Created attachment 8808367 [details]

Comment 2

11 months ago
I can't reproduce it with FF49/52 on Win 7, with HWA on/off. It could be an issue only with HWA on Linux.

Could you type about:support and copy the graphics section.
Component: Untriaged → PDF Viewer
Flags: needinfo?(linuxhippy)

Comment 3

11 months ago
HWA disabled:

Compositing	Basic
AzureCanvasAccelerated	1
AzureCanvasBackend	skia
AzureContentBackend	cairo
AzureFallbackCanvasBackend	none
CairoUseXRender	1
Flags: needinfo?(linuxhippy)

Comment 4

11 months ago
Are you able to test with HWA enabled on your machine?


11 months ago
OS: Unspecified → Linux

Comment 5

11 months ago
also reproduceable with hwa, seems to be dependent on scale: https://youtu.be/dpbAzwrUeCU

Comment 6

10 months ago
WFM in Windows 7 

Name 	Firefox
Version 	53.0a1
Build ID 	20161114043454
Update Channel 	nightly
User Agent 	Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:53.0) Gecko/20100101 Firefox/53.0
OS 	Windows_NT 6.1

Compositing	Direct3D 11
Asynchronous Pan/Zoom	wheel input enabled; touch input enabled
WebGL Renderer	Google Inc. -- ANGLE (NVIDIA GeForce GTX 650 Ti BOOST Direct3D11 vs_5_0 ps_5_0)
WebGL2 Renderer	Google Inc. -- ANGLE (NVIDIA GeForce GTX 650 Ti BOOST Direct3D11 vs_5_0 ps_5_0)
Hardware H264 Decoding	Yes; Using D3D9 API
Audio Backend	wasapi
Direct2D	true
DirectWrite	true (6.2.9200.17568)

Comment 7

10 months ago
so this bug is most likely linux specific.
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