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Video matting is a technique for separating the video into two or more layers, usually foreground and background, and generating alpha mattes which determine blending of the layers. The technique is very popular in video editing because it allows to substitute the background, or process the layers individually.
Video editing is the post-production and arrangement of video shots. To showcase excellent video editing to the public, video editors must be reasonable and ensure they have a thorough understanding of film, television, and other sorts of videography. [1]
Since video editors represent a project with a file format specific to the program, one needs to export the video file in order to publish it.. Once a project is complete, the editor can then export to movies in a variety of formats in a context that may range from broadcast tape formats to compressed video files for web publishing (such as on an online video platform or personal website ...
Ideally, this matting algorithm would separate an input video stream I rgb into three output streams: a full-color, foreground-only stream αF rgb with a pre-multiplied alpha (alpha compositing), a full-color background stream B rgb, and a single-channel stream of partial coverage of the pixels in the foreground stream. This ideal algorithm can ...
YouTube is an American social media and online video sharing platform owned by Google. YouTube was founded on February 14, 2005, by Steve Chen, Chad Hurley, and Jawed Karim, three former employees of PayPal. Headquartered in San Bruno, California, it is the second-most-visited website in the world, after Google Search.
Chroma key is achieved by comparing the phase of the video to the phase corresponding to the pre-selected colour. In-phase portions of the video are replaced by the alternate background video. [citation needed] In digital colour TV, colour is represented by three numbers (red, green, blue intensity levels). Chroma key is achieved by a simple ...