#! /usr/bin/env python import numpy as np import scipy as sp import matplotlib.pyplot as plt import matplotlib.cm as cm import wavepy as wv from scipy import lena def main(): x=lena() a=int(32) y=wv.misc.per_ext2d(x,a) z=wv.misc.symm_ext2d(x,a) plt.subplot(2,1,1) plt.imshow(y,cmap=cm.gray) plt.xlabel('Periodic Ext') plt.subplot(2,1,2) plt.imshow(z,cmap=cm.gray) plt.xlabel('Symmetric Ext') plt.show() if __name__ == '__main__': main()