In today's advanced technology, a photographer can apply a number of visual effects
. A person can apply green screen or chroma key effects to the pictures or videos. On using the chroma key technology, you digitally replace the background image of the subject by any other image or the graphic. This is to give an illusion of the subject who is being transformed from the studio to any kind of world imagined by a photographer. There are many different tools or computer programs used for creating such an illusion. You can also apply an aerial image to the picture with the help of any kind of computer programs. It is a projected image which gives an impression of floating in the air. It is mainly used for special movie effects, optical printers or for animated films. Then you can also utilize computer generated imagery which is an application used in computer graphics. It is used in three dimensional animated movies and extensively used in the video games. Matte painting is also of another kind of way to make the videos or images visually magnetic as well as emphatic. It refers to a representation in painting of a landscape or a distant location behind the subject. The main aim is to create an illusion of the main subject standing in a particular space that would otherwise be impractical to visit and perform the shooting. For instance, you can easily make an actor act out a scene with a matte painted background behind the actors. You can apply all these aforementioned techniques and create movies, documentaries, short films or a photo album in an impressive as well as effective manner.