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how can i restrict the pixel values of an gray image between 20 and 240.

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Ahmed almansory on 13 Sep 2016

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Answered: michio on 13 Sep 2016

i want to restrict the values pixel of an gray image between 20 and 240

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michio on 13 Sep 2016

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https://www.mathworks.com/matlabcentral/answers/302901-how-can-i-restrict-the-pixel-values-of-an-gray-image-between-20-and-240#answer_234595

Have you looked at imadjust function from Image Processing Toolbox? It may help.

http://www.mathworks.com/help/images/ref/imadjust.html

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