What is a Video Codec?

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Video Streaming Definitions: Video Codec

Get a detailed definition of video codec, how codecs work, and what they’re used for in this video.

The term codec is a portmanteau of the words encoding (or coding) and decoding (CO-DEC). Video codec is often correctly used to describe any network video device that both encodes and decodes video, typically in real time – such as a video conferencing endpoint. Sometimes, codec refers to the fundamental compression engine that is used within an encoder, decoder, or combination unit (“what codec is it using?”) – generally or other for video or AAC-LC for audio.

Learn more in our glossary of video streaming definitions:
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