Get parameters first [+++]

clear all; close all; clc;

OpenfilePath = 'C:\Users\TBL\Documents\MATLAB\1708_AMORE\10_MR\backhand';
SavefilePath = 'C:\Users\TBL\Documents\MATLAB\1708_AMORE\10_MR\backhand';
max_step = 500;
read_file_name = 'Image0001.jpg';
img = imread([OpenfilePath,'\' ,read_file_name]);
%img = imread('Image0499.jpg');

%img = rgb2gray(img);
%imshow(img);
[H,W] = size(img);

%% Parameters setup
[lm,li] = max(img(5:H,51:W));
minDepth = min(li)
maxDepth = max(li)
%%

diff = 20; %it was 2
l_crop = 70;
r_crop = 1;
t_crop = 14+minDepth-0.75.*minDepth;
b_crop = 0.75*(H-maxDepth);
%b_crop = 2*minDepth;
%%
up = H-2;%443
gsigma = 4;
down = 222;
% %% Preprocessing
[img_crop,H_crop,W_crop] = crop(img,H,W,l_crop,r_crop,t_crop,b_crop);
% imshow(img_crop)
% imshow(img_crop)

%%
[lm,li] = max(img_crop(:,1));
[rm,ri] = max(img_crop(:,W_crop));
li
ri
%shif = ri-li;
%rotDeg = atand(shif/W_crop)