Bug 238935

Summary: Jpeg 2000 Quality setting isn't working right: Always the same quality
Product: [Applications] digikam Reporter: Wolfgang Brehm <wolfgang.brehm>
Component: Plugin-DImg-JP2KAssignee: Digikam Developers <digikam-bugs-null>
Status: RESOLVED FIXED    
Severity: normal CC: caulier.gilles
Priority: NOR    
Version: 1.2.0   
Target Milestone: ---   
Platform: Ubuntu   
OS: Linux   
Latest Commit: Version Fixed In: 4.12.0
Sentry Crash Report:
Attachments: attachment-15182-0.html
attachment-15931-0.html

Description Wolfgang Brehm 2010-05-26 22:41:56 UTC 
Version:           1.2.0 (using KDE 4.4.2) 
OS:                Linux

If I save images in the jpeg2000 format, they will always have the same filesize and quality, no matter which quality option I gave.

Reproducible: Always

Steps to Reproduce:
edit&save as jpeg200 with different quality options

Actual Results:  
always the same filesize& quality

Expected Results:  
different filesize & quality

OS: Linux (x86_64) release 2.6.32-22-generic
Compiler: cc
Comment 1 caulier.gilles 2011-06-24 11:55:34 UTC 
Not reproducible. Please try again with last stable 1.9.0

Gilles Caulier
Comment 2 caulier.gilles 2011-12-18 17:23:20 UTC 
Wolfgang,

This file still valid using digiKam 2.4 ?

Gilles Caulier
Comment 3 caulier.gilles 2015-07-01 06:05:59 UTC 
New digiKam 4.11.0 is available :

https://www.digikam.org/node/740

Can you reproduce the problem with this release ?
Comment 4 Wolfgang Brehm 2015-07-01 06:15:04 UTC 
Created attachment 93439 [details]
attachment-15182-0.html

I am sorry but my reopsitories are still at version 4.6.0

2015-07-01 8:05 GMT+02:00 Gilles Caulier <caulier.gilles@gmail.com>:

> https://bugs.kde.org/show_bug.cgi?id=238935
>
> --- Comment #3 from Gilles Caulier <caulier.gilles@gmail.com> ---
> New digiKam 4.11.0 is available :
>
> https://www.digikam.org/node/740
>
> Can you reproduce the problem with this release ?
>
> --
> You are receiving this mail because:
> You reported the bug.
>
Comment 5 caulier.gilles 2015-07-01 06:16:52 UTC 
And with digiKam 4.6.0, the problem still here ?

Gilles Caulier
Comment 6 Wolfgang Brehm 2015-07-01 06:27:58 UTC 
Created attachment 93440 [details]
attachment-15931-0.html

With digiKam 4.6.0 it is fixed.
It seems there is a new checkbox to toggle lossless encoding, if my memory
serves me right.

2015-07-01 8:16 GMT+02:00 Gilles Caulier <caulier.gilles@gmail.com>:

> https://bugs.kde.org/show_bug.cgi?id=238935
>
> --- Comment #5 from Gilles Caulier <caulier.gilles@gmail.com> ---
> And with digiKam 4.6.0, the problem still here ?
>
> Gilles Caulier
>
> --
> You are receiving this mail because:
> You reported the bug.
>