JPEG image opens differently on LibreOffice from on various Microsoft software -- bug or not?

Brennan T Vincent brennanv at
Sat Aug 18 16:09:32 PDT 2012

On Thu, Aug 16, 2012 at 12:40 AM, Fernand Vanrie <sos at> wrote:
> On 15/08/2012 13:35, Michael Meeks wrote:
>> On Tue, 2012-08-14 at 10:56 -0700, Brennan T Vincent wrote:
>>> The JPEG image at is noticeably
>>> lighter in LibreOffice (for
> Sorry this is not true for LO 3.6 Windows, here i found the picture a bit
> darker  :-) compared on IrfanView
Weird... I was using LO 3.6.0 also... perhaps it depends on the
version of Windows used?
>>         I've seen similar issues with gamma correction information in png
>> files
>> - which IIRC we ignore on import; cf.
>> etc. I guess as/when we finally get our color-correction story sorted
>> out properly life will be better but ...
>>> I don't know if the free programs or the Microsoft programs are right
>>> about this, so I'm not sure whether to file a bug in LibreOffice, in
>>> some upstream JPEG library, or not at all. I would appreciate it if
>>> someone with more knowledge of JPEG could advise. Please let me know
>>> if I can give you any more information.
>>         Heh - best of luck finding an answer; I'd be inclined to poke the
>> libjpeg people or some image-specific eg. ImageMagick guys for some
>> insight.
>>         Thanks !
>>                 Michael.
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