【python下使用OpenCV實現電腦視覺讀書筆記2】映像與位元組的變換

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import cv2import numpyimport os# Make an array of 120,000 random bytes.randomByteArray = bytearray(os.urandom(120000))flatNumpyArray = numpy.array(randomByteArray)# Convert the array to make a 400x300 grayscale image.grayImage = flatNumpyArray.reshape(300, 400)cv2.imwrite(‘RandomGray.png‘, grayImage)# Convert the array to make a 400x100 color image.bgrImage = flatNumpyArray.reshape(100, 400, 3)cv2.imwrite(‘RandomColor.png‘, bgrImage)

【python下使用OpenCV實現電腦視覺讀書筆記2】映像與位元組的變換