big pixel

[cowboyniu]

My photo pixel is 20 million, the program is always running an error like this:

panorama=main(1);
figure
imshow(panorama);
imwrite(panorama,'stitching.jpg');
creating panorama for ucsb4
resizing14 sec
warping:67 sec
SIFT & RANSAC: 134 sec
end2end alignment:0 sec
Error using /
Out of memory. Type HELP MEMORY for your options.

Error in im2double (line 58)
d = double(img) / range(2);

Error in merge (line 2)
imgs=im2double(imgs);

Error in create (line 65)
newImg = merge(cylindricalimages, absoluteTrans , panorama_h, panorama_w, f);

Error in main (line 59)
panorama=create( imgs, f, full);