www.gusucode.com > vision 源码程序 matlab案例代码 > vision/DetectACheckerboardInOneImageExample.m
%% Detect a Checkerboard in Image % Load an image containing a checkerboard pattern. % Copyright 2015 The MathWorks, Inc. imageFileName = fullfile(matlabroot,'toolbox','vision','visiondata','calibration','webcam','image4.tif'); I = imread(imageFileName); %% % Detect the checkerboard points in the image. [imagePoints, boardSize] = detectCheckerboardPoints(I); %% % Display the detected points. J = insertText(I,imagePoints,1:size(imagePoints,1)); J = insertMarker(J, imagePoints,'o','Color','red','Size', 5); imshow(J); title(sprintf('Detected a %d x %d Checkerboard',boardSize));