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Bug 1325493 - The rendering of the text प्रविण् (= "praviN" typed using mr-itrans transliteration from lib-m17n) looks different in gedit on f23 and f24
Summary: The rendering of the text प्रविण् (= "praviN" typed using mr-itrans translite...
Keywords:
Status: CLOSED ERRATA
Alias: None
Product: Fedora
Classification: Fedora
Component: lohit-marathi-fonts
Version: 24
Hardware: Unspecified
OS: Unspecified
unspecified
unspecified
Target Milestone: ---
Assignee: Pravin Satpute
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2016-04-09 07:20 UTC by Mike FABIAN
Modified: 2016-08-25 16:20 UTC (History)
7 users (show)

Fixed In Version: lohit-marathi-fonts-2.94.0-6.fc24 lohit-marathi-fonts-2.94.0-6.fc23
Doc Type: Bug Fix
Doc Text:
Clone Of:
Environment:
Last Closed: 2016-05-07 12:00:08 UTC
Type: Bug
Embargoed:


Attachments (Terms of Use)
praviN.txt (23 bytes, text/plain)
2016-04-09 07:20 UTC, Mike FABIAN
no flags Details
praviN-gedit-comparision-f23-f24.png (250.55 KB, image/png)
2016-04-09 07:22 UTC, Mike FABIAN
no flags Details
difference-when-rendering-with-lohit-devanagari-versus-with-lohit-marathi.png (357.49 KB, image/png)
2016-04-11 06:21 UTC, Mike FABIAN
no flags Details
screenshot showing correct rendering of praviN.txt with lohit-marathi-fonts-2.94.0-6.fc24 (456.86 KB, image/png)
2016-04-26 05:59 UTC, sandeep shedmake
no flags Details

Description Mike FABIAN 2016-04-09 07:20:15 UTC
Created attachment 1145361 [details]
praviN.txt

Comment 1 Mike FABIAN 2016-04-09 07:22:29 UTC
Created attachment 1145362 [details]
praviN-gedit-comparision-f23-f24.png

Left: Fedora 23, gedit-3.18.3-1.fc23.x86_64
Right: Fedora 24 Alpha, gedit-3.19.5-1.fc24.x86_64

Comment 2 Mike FABIAN 2016-04-09 07:23:25 UTC
The text file praviN.txt used is exactly the same in Fedora 23 and Fedora 24 Alpha, but the rendering result in gedit looks different.

Comment 3 Mike FABIAN 2016-04-11 06:21:46 UTC
Created attachment 1145835 [details]
difference-when-rendering-with-lohit-devanagari-versus-with-lohit-marathi.png

It seems to be a font issue.

This screenshot shows the difference in rendering between

   pango-view --font="Lohit Marathi" praviN.txt

(on top, correct) and

   pango-view --font="Lohit Devanagari" praviN.txt

below, wrong.

Comment 4 Mike FABIAN 2016-04-11 06:25:43 UTC
Parag Nemade wrote that the build of lohit-marathi is the same in 
F23 and F24 and then I noticed that I didn’t have lohit-marathi installed
on my F23 system. If I install it, I get the same problem on F23 as well.

Comment 5 Pravin Satpute 2016-04-12 10:31:09 UTC
I can reproduce issue. Working on finding cause.

Comment 6 Mike FABIAN 2016-04-13 06:33:36 UTC
(In reply to Mike FABIAN from comment #3)
> Created attachment 1145835 [details]
> difference-when-rendering-with-lohit-devanagari-versus-with-lohit-marathi.png
> 
> It seems to be a font issue.
> 
> This screenshot shows the difference in rendering between
> 
>    pango-view --font="Lohit Marathi" praviN.txt
> 
> (on top, correct) and
> 
>    pango-view --font="Lohit Devanagari" praviN.txt
> 
> below, wrong.

Sorry, just the oppsoite, Lohit Marathi renders wrong.

Comment 7 Parag Nemade 2016-04-13 06:46:10 UTC
More test cases is http://utrrs-testing.rhcloud.com/language/mr/gsub showing wrong rendering in firefox.

Comment 8 sandeep shedmake 2016-04-13 08:34:36 UTC
Post anaconda installation of F24 Alpha in Marathi and later after successful gdm login:

- lohit-devanagari-fonts seems installed by default
- lohit-marathi-fonts is not installed by default, but is available and  installable via 'dnf'.

$ rpm -q lohit-devanagari-fonts lohit-marathi-fonts
lohit-devanagari-fonts-2.95.2-2.fc24.noarch
package lohit-marathi-fonts is not installed


$ sudo dnf repoquery -l lohit-devanagari-fonts | grep conf
/etc/fonts/conf.d/65-1-lohit-devanagari.conf
/usr/share/fontconfig/conf.avail/65-1-lohit-devanagari.conf
$ sudo dnf repoquery -l lohit-marathi-fonts | grep conf 
/etc/fonts/conf.d/65-0-lohit-marathi.conf
/usr/share/fontconfig/conf.avail/65-0-lohit-marathi.conf
$ fc-match 
Lohit-Devanagari.ttf: "Lohit Devanagari" "Regular"


From above, have following query:

As 65-0 has higher weight compared to 65-1, shouldn't 'lohit-marathi-fonts' be installed by default ?


Agreed, broken rendering with 'lohit-marathi-fonts' needs further investigation.

Comment 9 sandeep shedmake 2016-04-13 08:54:16 UTC
$ rpm -q lohit-marathi-fonts
lohit-marathi-fonts-2.94.0-5.fc24.noarch
$ rpm -ql lohit-marathi-fonts | grep ttf
/usr/share/fonts/lohit-marathi/Lohit-Marathi.ttf

Opening 'Lohit-Marathi.ttf' with 'fontforge' reveals no GSUB and GPOS lookups.

Perhaps, I could be missing something.

Else, looking forward ...

Comment 10 Fedora Update System 2016-04-21 14:29:26 UTC
lohit-marathi-fonts-2.94.0-6.fc24 has been submitted as an update to Fedora 24. https://bodhi.fedoraproject.org/updates/FEDORA-2016-7c7c27be74

Comment 11 Pravin Satpute 2016-04-21 14:36:00 UTC
(In reply to sandeep shedmake from comment #9)
> $ rpm -q lohit-marathi-fonts
> lohit-marathi-fonts-2.94.0-5.fc24.noarch
> $ rpm -ql lohit-marathi-fonts | grep ttf
> /usr/share/fonts/lohit-marathi/Lohit-Marathi.ttf
> 
> Opening 'Lohit-Marathi.ttf' with 'fontforge' reveals no GSUB and GPOS
> lookups.
> 

Good catch. There was error while applying feature file to Lohit-Marathi.sfd. I have resolved errors in .fea file now. So should work properly.

Comment 12 Fedora Update System 2016-04-21 14:36:50 UTC
lohit-marathi-fonts-2.94.0-6.fc23 has been submitted as an update to Fedora 23. https://bodhi.fedoraproject.org/updates/FEDORA-2016-26af2cbd2c

Comment 13 Fedora Update System 2016-04-21 21:55:34 UTC
lohit-marathi-fonts-2.94.0-6.fc24 has been pushed to the Fedora 24 testing repository. If problems still persist, please make note of it in this bug report.
See https://fedoraproject.org/wiki/QA:Updates_Testing for
instructions on how to install test updates.
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2016-7c7c27be74

Comment 14 Fedora Update System 2016-04-22 20:57:16 UTC
lohit-marathi-fonts-2.94.0-6.fc23 has been pushed to the Fedora 23 testing repository. If problems still persist, please make note of it in this bug report.
See https://fedoraproject.org/wiki/QA:Updates_Testing for
instructions on how to install test updates.
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2016-26af2cbd2c

Comment 15 Mike FABIAN 2016-04-25 12:59:22 UTC
The update works.

Comment 16 sandeep shedmake 2016-04-26 05:59:40 UTC
Created attachment 1150747 [details]
screenshot showing correct rendering of praviN.txt with lohit-marathi-fonts-2.94.0-6.fc24

Comment 17 Fedora Update System 2016-05-07 12:00:05 UTC
lohit-marathi-fonts-2.94.0-6.fc24 has been pushed to the Fedora 24 stable repository. If problems still persist, please make note of it in this bug report.

Comment 18 Fedora Update System 2016-08-25 16:20:03 UTC
lohit-marathi-fonts-2.94.0-6.fc23 has been pushed to the Fedora 23 stable repository. If problems still persist, please make note of it in this bug report.


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