Closed Bug 1245804 Opened 9 years ago Closed 9 years ago

Incorrect Font Rendering for Chinese Characters

Categories

(Core :: Graphics: Text, defect, P3)

44 Branch
x86
Linux
defect

Tracking

()

RESOLVED DUPLICATE of bug 1243226

People

(Reporter: gonwan, Unassigned)

References

Details

(Keywords: regression)

Attachments

(3 files)

Attached image fx44zhfonts.png
User Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:45.0) Gecko/20100101 Firefox/45.0 Build ID: 20160127070712 Steps to reproduce: Different Chinese font rendering between Firefox 43 and 44, with same html. Seems an explicit lang='zh' attribute is required for Fx 44. Please refer to the attached screenshot. <html> <meta charset="utf-8" /> <body> 糯米 新闻 hao123 地图 视频 贴吧 登录 设置 </body> </html> Maybe a dup of #1244404.
Severity: normal → major
OS: Unspecified → Linux
Priority: -- → P3
Hardware: Unspecified → x86
Attached file index.html
Component: General → Graphics: Text
Product: Firefox → Core
Attached file 123.html
Hi Binhao, I haven't managed to reproduce this issue on the latest release(44.0.2) nor latest Nightly(47.0a1). Your provided test case has the same behavior as on Firefox 43.0 release version, regardless of the lang="zh" attribute. I've tested on Windows 7 x32 and x64 and the results were the same. User Agent: Mozilla/5.0 (Windows NT 6.1; rv:44.0) Gecko/20100101 Firefox/44.0 Build ID: 20160210153822 User Agent: Mozilla/5.0 (Windows NT 6.1; rv:47.0) Gecko/20100101 Firefox/47.0 Build ID: 20160218030349 Can you please try to reproduce this on the latest release(44.0.2) and latest Nightly(47.0a1) and provide the results? When doing this, please try to reproduce with a new clean Firefox profile, maybe even in safe mode, as some of this issues may be caused by third party installed add-ons or custom settings(https://support.mozilla.org/en-US/kb/troubleshoot-and-diagnose-firefox-problems). Thanks, Paul.
Flags: needinfo?(gonwan)
gfx.font_rendering.fontconfig.fontlist.enabled=false will resolve this issue.
Blocks: 1180560
(In reply to Makoto Kato [:m_kato] from comment #3) > gfx.font_rendering.fontconfig.fontlist.enabled=false will resolve this issue. Probably not related to that, since font config is only for Linux, while this bug was reported for Windows.
(In reply to Xidorn Quan [:xidorn] (UTC+8) from comment #4) > (In reply to Makoto Kato [:m_kato] from comment #3) > > gfx.font_rendering.fontconfig.fontlist.enabled=false will resolve this issue. > > Probably not related to that, since font config is only for Linux, while > this bug was reported for Windows. Reporter sets the following platform. Priority: -- → P3 Hardware: Unspecified → x86 OS: Unspecified → Linux Severity: normal → major
Binhao, what's platform? Although you set OS to Linux, is this on Linux?
Oh, okay, I somehow ignored that... I would guess this is a duplicate of bug 1243226, which has been fixed and uplifted to Beta. Binhao, could you test beta or aurora to see whether this issue has been fixed for you?
I was running Linuxmint 17.3 / Ubuntu 14.04. Just test the beta version of Firefox 45b8, it renders the same as Fx 43 now. The issue has gone. Some clue to help you to confirm duplicates: Fx 45b4 failed, Fx 45b5 OK.
Flags: needinfo?(gonwan)
45b5 has been built on 2016-02-15, after the patch in bug 1243226.
Status: UNCONFIRMED → RESOLVED
Closed: 9 years ago
Resolution: --- → DUPLICATE
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