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Hi all! I'm having an 16-Bit Gray scale Image. I want to reduce the Grey values of the pixels in it. I tried to use LUT but it seems that it can only work for 8-Bit Images. What is the efficient way to reduce a matrix through LUT? Any help is appreciated!

Hi all! all!

I'm having an 16-Bit Gray scale Image. I want to reduce the Grey values of the pixels in it. I tried to use LUT but it seems that it can only work for 8-Bit Images. What is the efficient way to reduce a matrix through LUT? Any help is appreciated!