python 读取二进制 显示图片

import matplotlib.pyplot as pltimport numpy as npf = open('bwall.bmpx', mode='rb')x = np.fromfile(f, dtype=np.ubyte)#x = x[0:1920]x = x[1920:3840]#x = x[3840:5760]x = x.reshape(60,32)#print((x))plt.imshow(x)plt.axis('off')  # clear x- and y-axesplt.show()