myfirstgitrepo/heartrate/imageextract.m

v = VideoReader('code.avi');

n = 1;
while hasFrame(v)
    img = readFrame(v);
    imgw= imwrite(img,strcat('image',num2str(n),'.png'));
    imr = imread(imgw)
    n = n+1
end
n=n-1;