[Interest] Image Format plugins not loading on windows

[Michael Jackson]

Thanks. The Qt link solved the problem.
--
MJ

On Mar 7, 2013, at 10:09 AM, Mülner, Helmut <helmut.muelner at joanneum.at> wrote:

> You have to copy $(QTDIR)/bin/plugins/imageformats to $(MYAPPDIR)/imageformats
> (see my stackoverflow answer: http://stackoverflow.com/questions/4047366/qt-dll-deployment-on-windows/4049823#4049823 )
> 
> Best regards
> Helmut Mülner
> 
>> -----Ursprüngliche Nachricht-----
>> Von: interest-bounces+helmut.muelner=joanneum.at at qt-project.org
>> [mailto:interest-bounces+helmut.muelner=joanneum.at at qt-project.org] Im
>> Auftrag von Michael Jackson
>> Gesendet: Donnerstag, 07. März 2013 16:49
>> An: interest at qt-project.org
>> Betreff: [Interest] Image Format plugins not loading on windows
>> 
>> I have some code in Qt where I am loading a tiff image file. I have placed all
>> the folder "plugins/imageformats/*" from my Qt Build into the same
>> directory as my executable file. When I try to load the QImage
>> image(path_to_tiff) I get a null QImage object back. Checked by using
>> image.isNull() method.
>> 
>>   The path to the file does exist. This same setup works fine on another
>> development machine but not this one. I even tried putting a qt.conf file in
>> with my executable and that did not seem to help.
>>  Is there some Qt function to query any possible errors that might have
>> occurred when my program tried to load the Qt image plugins?
>> 
>> This on machines with Windows 7 x64 with Visual Studio 2010 SP1 and a self
>> built Qt 4.8.4.
>> 
>> Thank you for any help.
>> ---
>> 
>> Mike Jackson
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