Use numpy to mask an image with a pattern? - Stack Overflow2022-08-24
idx=(mask==0) image[idx]=chex[idx] Note that image has shape (800,600,3), while idx has shape (800,600).The rules for indexing state . if the selection tuple is smaller than n, then as many : objects as needed are added to the end of the selection tuple so that the modified selection tuple has length N.. Thus indexing arrays have a sort of broadcasting ability of
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