The video editing remove noise and unnecessary scenes from your original video, to make it stand out, also, add music, narration and special effect, forming and scene main menu that separate scenes in chapters to make it more attractive.
Video editing is the process of editing segments of motion video footage, special effects and sound recordings. Motion picture film editing is a predecessor to video editing and, in several ways, video editing simulates motion picture film editing, in theory and the use of non-linear and linear editing systems. Using video or film, a director can communicate non-fictional and fictional events. The goals of editing is to manipulate these events for better or for worse communication. It is a visual art.