If i have 2 images: $im1 = imagecreate (100, 100); $white = ImageColorAllocate ($im1, 255, 255, 255); $im2 = imagecreate (50, 50); $black = ImageColorAllocate ($im2, 0, 0, 0); How can i put $im2 over $im1 and result one single image? Is there a function to do this? Thank You