gdkPixbufGetFromDrawable
but gets the pixbuf from
an image.gdkPixbufGetFromImage(src, cmap, src.x, src.y, dest.x, dest.y, width, height)
cmap
GdkColormap
] A colormap, or NULL
to use the one for src
src.x
src.y
dest.x
dest
is NULL.dest.y
dest
is NULL.width
height