[Kde-imaging] Some questions...

[Aurelien Gateau]

Le vendredi 18 Juin 2004 16:22, Renchi Raju a écrit :
> > Yeah I know QImage doesn't give back the raw data. For
> > the above I'd actually like both the QImage and the
> > raw data. QImage would be used by my code to check if
> > a photo has the bad pixel, and then the raw data would
> > be fed to jpegpixi. But I'd like to be able to return
> > the modified raw data to the app - so that the user
> > can then view this before saving. Sort of like how
> > Gwenview currently does its rotation with jpegtran.
>
> not sure how gwenview does it. but at least in digikam, we don't retain
> the raw image data.

In case of a JPEG, Gwenview keeps the raw JPEG data in memory, so that it can 
perform lossless rotations without saving the result on the disk.

Aurélien