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Image processing: image[:,:,:: -1], image[:,: -1,:], image[:,: -1,:]

2022-06-12 05:56:00 【Taoist scholar】

In image processing , a sheet RGB Pictures usually have 3 Dimensions 、3 Channels .

image[:,:,::-1] effect ： Change the color channel , Remove the picture from RGB Picture turned into BGR picture

image[:, ::-1, :] effect ： Flip the image left and right

image[::-1, :, :] effect ： Turn the image upside down

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