📄 brightness_variation.m
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function [out_img] = brightness_variation(input_image,Num_of_Rows, Num_of_Cols)
%% This function adds a scalar value to all the pixels to increase the
%% brightness depending on the existing maximum intensity value
%%%% Brightness Variation of the Image %%%%%%%%%%%
min_value = min(min(input_image));
max_value = max(max(input_image));
thr_value = 255 - max_value ;
for i = 1 : Num_of_Rows
for j = 1 : Num_of_Cols
out_img(i,j) = input_image(i,j) + thr_value ;
end
end
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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