图像及动画处理一：iphone中把一个图片切割成多个图片，并保存的例子 -Processing an image and animation: iphone cut a picture in the multiple images and save the example

iphone上从相册里面选择一个图片，任意截取一块，并保存到相册的程序-iphone on which to select a picture from the album, any interception of one, and save the program to the album

iphone程序，从相册选择一个图片，然后在图片中任意截取一块，可以自由拖动并保存-iphone application, select a picture from the album, and then any interception of a picture, you can freely drag and save