Quality enhancement video sending method and device, electronic equipment and readable medium

The embodiment of the invention discloses a quality enhancement video sending method and device, electronic equipment and a readable medium. A specific embodiment of the method comprises the steps of performing color space conversion processing on a target image to be subjected to quality enhancement; the method comprises the following steps of: in response to determining that a coding type corresponding to the converted image to be subjected to quality enhancement is a key frame type, performing component separation processing on the converted image to be subjected to quality enhancement; generating a brightness enhanced image according to the brightness component image and a brightness image quality enhancement model; generating a quality enhanced image according to the brightness enhanced image and the chrominance component image; determining the quality-enhanced image as a converted image to be subjected to quality enhancement; determining the converted video to be subjected to quality enhancement after t