The ContentCodingEnum type exposes the following members.
Compatible with UNIX file compression program "compress". This format is an adaptive Lempel-Ziv-Welch coding (LZW).
The "zlib" format defined in RFC 1950  in combination with the "deflate" compression mechanism described in RFC 1951.
GNU zip as described in RFC 1952. This format is a Lempel-Ziv coding (LZ77) with a 32 bit CRC.
Uses no transformation.