clear all
close all
clc
canalVideo=videoinput('winvideo');
FirstActiveLine=21;
FirstActivePixel=140;
figure ('Name','CAPTION','NumberTitle','Off');
vidRes = get(canalVideo, 'VideoResolution');
nBands = get(canalVideo, 'NumberOfBands');
hImage = image( zeros(vidRes(2), vidRes(1), nBands) );
preview(canalVideo, hImage);
start(canalVideo);
imgAdq=getsnapshot(canalVideo);
K=imgAdq;
figure;
imshow(K);