figure(1)
filename = 'testnew51.gif';
C = randn(628,3540);
iwant1 = [1,709,1417,2125,2833] ;
iwant2 = [708,1416,2124,2832,3540] ;
for n = 1:length(iwant1)
contourf(C(:,iwant1(n):iwant2(n))) ;
drawnow
frame = getframe(1);
im = frame2im(frame);
[imind,cm] = rgb2ind(im,256);
if n == 1;
imwrite(imind,cm,filename,'gif', 'Loopcount',inf);
else
imwrite(imind,cm,filename,'gif','WriteMode','append');
end
end
