A (a portmanteau of co der and dec oder) is a piece of software or hardware that compresses and decompresses digital video.
Achieving small file sizes for faster streaming or less storage. Wiki Codec Video
Reducing the processing power required for encoding and decoding. Common Modern Codecs Educational wikis frequently cite these major standards: Web video codec guide - Media - MDN Web Docs A (a portmanteau of co der and dec
Shrinks massive raw video data into a manageable size for storage or internet transmission by removing unnecessary or redundant information. Wiki Codec Video