www.gusucode.com > matlab 案例源码 matlab代码程序 > matlab/WriteGrayscaleImagetoPNGExample.m
%% Write Grayscale Image to PNG % Copyright 2015 The MathWorks, Inc. %% % Write a 50-by-50 array of grayscale values to a PNG file in the current folder. A = rand(50); imwrite(A,'myGray.png')