I need to resize an image, but I want to avoid PIL, since I cannot make it work under OS X - don\'t ask me why...
Anyway since I am satisfied with gif/pgm/ppm, the P
Because both zoom() and subsample() want integer as parameters, I used both.
I had to resize 320x320 image to 250x250, I ended up with
imgpath = '/path/to/img.png'
img = PhotoImage(file=imgpath)
img = img.zoom(25) #with 250, I ended up running out of memory
img = img.subsample(32) #mechanically, here it is adjusted to 32 instead of 320
panel = Label(root, image = img)