[cairo] Crop a picture/surface

[Stephane ANCELOT]

Nguyen Vu Hung a écrit :
> Hi all,
>
> To crop an image, currently I have to pass a surface from cairo to
> GraphicsMagick and use GM's crop() method to crop it.
>
> For example, GM's crop can be used to crop a 300x500 pixel sub-picture
> from a 600x800 picture.
>
> I wonder if this can be done with cairo? If we can, then how?
>
>   
using python imaging library will help you