Nowadays, with the widespread use of digital cameras and smart phones, a large number of pictures are taken in our daily lives. Moreover, many of the pictures are processed and shared via various applications such as Instagram (http://instagram.com/) and FxCamera (http://fxc.am). Sharing these pictures on social networks makes it easy for the users to visually communicate with friends. The core of such services is image processing. It enables every user to take photos "pretty" well. Communicating with others easily using images makes the app a successful service. Given the introduction of such applications and the advancements in digital cameras, the history of photography is expected to progress swiftly.