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| Term | Definition |
|---|---|
| Codec | A device or computer program capable of encoding and/or decoding a digital data stream or signal |
| Video codec | A device or software that enables video compression and/or decompression for digital video |
| Two problems with (often) large av files | Storage & Transmission |
| Circa 1980s | When special math algorithms were designed to make files smaller but still play well on the computer |
| Container format (.avi,mp4, and .mkv) | Tells the computer how to store videos and audio streams |
audio and video codecs