November 2018
Intermediate to advanced
492 pages
12h 19m
English
Content preview from Hands-On Image Processing with Python
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Basic image manipulations
Different Python libraries can be used for basic image manipulation. Almost all of the libraries store an image in numpy ndarray (a 2-D array for grayscale and a 3-D array for an RGB image, for example). The following figure shows the positive x and y directions (the origin being the top-left corner of the image 2-D array) for the colored lena image:
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