Matlab code

function image_to_txt_int(R, T) %R = imread('R.tif'); %T = imread('T.tif'); minT = min(T(:)); maxT = max(T(:)); T = double(uint32(double(T-minT)... ./double(maxT-minT).*255.0)); minR = min(R(:)); maxR = max(R(:)); R = double(uint32(double(R-minR)... ./double(maxR-minR).*255.0)); fidR = fopen('R.txt', 'wt'); fidT = fopen('T.txt', 'wt'); R = R(1:8:end, 1:8:end); T = T(1:8:end, 1:8:end); for i = 1:size(R,1) for j = 1:size(R,2) fprintf(fidR,'%d ',R(i,j)); fprintf(fidT,'%d ',T(i,j)); if j==size(R,2) fprintf(fidR,'\n'); fprintf(fidT,'\n'); end end end fclose(fidR); fclose(fidT); end