Film and video technology
Relative luminance
Relative luminance follows the photometric definition of luminance, but with the values normalized to 1 or 100 for a reference…
Color motion picture film
Color motion picture film refers both to unexposed color photographic film in a format suitable for use in a motion…
Color grading
Color grading is the process of altering and enhancing the color of a motion picture, video image, or still image…
Rec. 601
ITU-R Recommendation BT.601, more commonly known by the abbreviations Rec. 601 or BT.601 (or its former name, CCIR 601) is…
SECAM color system
SECAM (Sequential colour with memory), is an analogue color television system first used in France. It was one of three…
Rec. 2100
ITU-R Recommendation BT.2100, more commonly known by the abbreviations Rec. 2100 or BT.2100, defines various aspects of high dynamic range…
Film colorization
Film colorization (or colourisation) is any process that adds color to black-and-white, sepia, or other monochrome moving-picture images. It may…
Colour recovery
Color recovery (or color restoration) is a process which can restore lost color, specifically to television programs which were originally…
Academy Color Encoding System
The Academy Color Encoding System (ACES) is a color image encoding system created by hundreds of industry professionals under the…
Chroma key
Chroma key compositing, or chroma keying, is a visual effects/post-production technique for compositing (layering) two images or video streams together…
Chrominance
Chrominance (chroma or C for short) is the signal used in video systems to convey the color information of the…