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(Solved): Digital Image Processing: An 8-bit digital image has a histogram where the gray levels are equally d ...



Digital Image Processing:

An 8-bit digital image has a histogram where the gray levels are equally distributed in the range from 160 to 220 (uniform distribution).
Sketch the histograms for each operation given below.

a. Application of a thresholding function where the threshold is selected as gray level 128.



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Solution: The new image will have the order of the gray levels reversed. All the pixels which were 160 will become 255-160=95, and all the pixels which were 220 will be 35. The image will be the inverse (the brighter areas will be da
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