Historically there have beem hundreds of recording media and formats.
A format is a transformation where the original information gets translated into features in a physical media.
A format is not a encoding, as several encodings can belong to the same format. E.g. And XML document encoded in EBCDID or ASCII.
natural languages formats
sound formats
- phonograms formats
- magnetic media's formats
- optic media formats
- filesystems
still image formats
moving image formats
