Write an iphone app which can let user to take photo with some iphone camera effect setting. The screen upper part (or left part when user holding in landscape) showing one photo and the lower part (or right part) showing the camera screen.
The camera screen has 3×3 square line inside it for user to adjust the photo taking direction.
User can then take the photo and upload to web server or facebook
User can also view other photos which is posted in web server.
