python-skimage

1. skimage.util

crop

pad

random_noise

regular_grid

view_as_windows

view_as_blcks

2. skimage.transform

img = np.array(img, dtype=float)

resize(img, [], order=1)  0-nearest 1-bilinear 3-cublinear

rescale(img, 0.5)

rotate()

warp()

3. skimage.color

4. skimage.draw

polygon()

-------------------------------reference------------

1. http://programtalk.com/python-examples/skimage.transform.warp/

2. http://www.cnblogs.com/denny402/p/5160955.html