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[Halcon vision] image gray change
2022-07-26 10:23:00 【Wenbus】
The purpose of image grayscale transformation , To improve the contrast of the image , The higher the contrast , The higher the definition .
1. Gray linear transformation
add_image() Image addition
invert_image() Image reversal
2. Gray scale nonlinear transformation
log_image() Logarithmic function
exp_image() Exponential function
3. Gray histogram transformation
Image equalization .
dev_close_window ()
dev_open_window (0, 0, 512, 512, 'black', WindowHandle)
* Read the original picture
read_image (Image, 'C:/Users/Allegro/Desktop/ picture / scenery 3.jpg')
* Image reversal
invert_image (Image, ImageInvert)
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