In 2007, Apple released the first coding of AppleProRes coding family, ProRes HQ. In more than ten years of technical development, ProRes coding has been gradually accepted by Hollywood film production, and the encoder formats and types are also very rich.
In English vocabulary, RAW refers to unprocessed raw materials. In the field of digital images, RAW refers to the data output by digital image sensors with the lowest degree of processing. Digital image sensor refers to photoelectric conversion and processing equipment, including cameras, video cameras, film scanners and other equipment. It used to be called digital negative. At present, most digital cameras are arranged in BayerPattern, and R, G and B pixel microsensors are arranged in a certain order, so that they are sensitive to the color world on a single sensor.