What Is A Video Codec?

What is a "codec"?
Two encodings and two decodings are required for each type of data transmission. This is a codec.

Let's take a look at the types of codecs.

There are two types of codecs: audio and video. A "codec" can be divided into two parts: encoding and decoding. The encoder performs the compression function (encoding), and the decoder performs the decompression function (decoding).

An audio codec is a device or computer program that can encode or decode digital audio data streams.

The term "video codec" is used in articles and in the introduction of some new products, especially video editing or conversion programs.

Learn more about codecs here. A codec is a device or computer program for encoding or decoding digital data streams or signals. Encodes a data stream or signal, possibly in encrypted form, for transmission and storage, and a decoder function reverses the encoding for playback or editing.

A video codec is an electronic circuit or piece of software that compresses or decompresses digital video. It converts raw (uncompressed) digital format to compressed format and vice versa.

use

Codecs are used in DVD and CD players and recorders, video transmission systems, personal computers, and a variety of other applications. In particular, uncompressed data is often used in recording or transmission applications due to its large data volume and bandwidth. Video codecs are used in video conferencing, streaming media, and video editing applications.

Commonly used video codecs

265/MPEG-H HEVC codec...Example: ×265

264/MPEG-4 AVC codec...Example: Quicktime.

263/MPEG-4 Part 2 Codec...Example: MPEG-4

Microsoft codec. ... Windows Media Maker

codec pack

Online video footage is encoded with a variety of codecs, so codec packs are now available. This is a pre-built set of commonly used codecs combined with an installer available as a software package for your PC, such as the K-Lite Codec Pack.

To understand the difference between containers, compression schemes, and codecs, we first need to break down the parts of a video file. Think of your video files like a bookshelf full of books. This may not be the most complete analogy, as I avoid some of the very technical details, but my goal is to lay the foundation.

Some useful references...

Video codec standards History of the most important codecs

and media codes 

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