Re: [Gimp-user] Rotating An Image Using GIMP 2.8.0. WITHOUT Losing Any Of The Image

["Michael Schumacher" <schumaml gmx de>]

> Von: "Alex Vergara Gil" <alex cphr edu cu>

> > But what is lost if I rotate and then adjust the canvas to the layers 
> > without doing any of the additional steps?
 
> This is evidently for lossy image formats like jpg where the cosine 
> transform is over the rows and when you rotate the image details can be
> lost somewhere. For lossless image formats nothing will be lost off 
> course.

- 2x2 pixel image, solid black
- rotate by 45°
- enlarge canvas

Yes, the result for this example is probably not correct, but even if it were, you couldn't call it 'no loss 
of details'. And the format you're exporting to won't matter.


Regards,
Michael