Re: [Matplotlib-users] imshow, imsave to PIL image conversion

[Jae-Joon L. <lee...@gm...>]

On Tue, Jun 1, 2010 at 2:22 PM, rugspin <pie...@we...> wrote:
> That's doing it, thought there might be an internal way within matplotlib,
> but I could figure one.

If you need more hard-core way of doing this,

a = np.arange(16384).reshape(128, 128)

from matplotlib.colors import Normalize
import matplotlib.cm as cm
norm = Normalize(vmin=0, vmax=16383)
cmap = cm.summer

A = (cmap(norm(a))*255).astype(np.uint8)

import Image
pilim = Image.fromarray(A, "RGBA")