判断色彩图

wid=sprintf('Images:%s:obsoleteFunction',mfilename); str1=sprintf('%sisobsoleteandmayberemovedinthefuture.',mfilename); str2='Seeproductreleasenotesformoreinformation.'; warning(wid,'%s\n%s',str1,str2); y=size(x,3)==3; ify ifisa(x,'logical') y=false; elseifis