当前位置：网站首页>[Halcon vision] image gray change

[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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https://yzsam.com/2022/207/202207261015375558.html

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当前位置：网站首页>[Halcon vision] image gray change

[Halcon vision] image gray change

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