Change image background
In order to change the image background, it is important to distinguish the boundary between the person and the background well. In YouTube broadcasting and TV broadcasting, the chroma key technique is used to accurately distinguish the boundary between the person and the background. Background removal using chroma key A chroma key is a technique used in film, video and still photography to replace a portion of an image with a new image. This is most commonly used to replaced a coloured background with a different setting. The background color used for chroma key is usually blue or green. Persons who appear in the background of Chromakey must not wear clothes of the same color as Chromakey. If possible, wear complementary colors to accurately distinguish the boundary. <Chromakey example> Change chroma key photo background in OpenCV This task is very easy. For chroma key photos, the boundary line can be distinguished fairly accurately only with the OpenC...