A codec is a device or computer program capable of encoding or decoding a digital data stream or signal. The word codec is a portmanteau of "coder-decoder" or, less commonly, "compressor-decompressor". A codec (the program) should not be confused with a coding or compression format or standard – a format is a document (the standard), a way of storing data, while a codec is a program (an implementation) which can read or write such files. In practice, however, "codec" is sometimes used loosely to refer to formats.A codec encodes a data stream or signal for transmission, storage or encryption, or decodes it for playback or editing.
Posts about Codecs
  • The All You Need Guide to Video Codecs and Compression [Video]

    … To an outsider, video codecs can seem almost impossible to understand. But, in reality, the main concepts behind programs or devices aren't so convoluted, particularly when an expert takes the time to break the meanings down for the video creator. Filmmaker David Kong has created an excellent video tutorial that does just that. He goes…

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