clc
clear all;
close all;
rgb=imread('your image');
%% Check second layer high intensity
%% Then set thresholf you got foreground
gray=rgb2gray(rgb);
bw=gray<thresold; %% second layer highe intensity value
bw2=imdilate(bw,'disk',2,2);
%% find the hols from above bw2
hls=find(bw2==0);
msk=zerso(h,w);
msk(hls)=255;
r=rgb(:,:,1);
g=rgb(:,:,2);
b=rgb(:,:,3);
r(hls)=0;
g(hls)=0;
b(hls)=0;
forground_image=cat(3,r,g,b);