NotchLC (more information here) is a high quality, GPU accelerated video format. It offers higher quality results than HapQ, at the cost of higher GPU usage as well as larger file sizes. It also provides 10-bit color output.
The Movie File In TOP reads and decodes NotchLC files. Writing NotchLC files arriving by June 2020.
The Graphics Processing Unit. This is the high-speed, many-core processor of the graphics card/chip that takes geometry, images and data from the CPU and creates images and processed data.