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Difference between revisions of "Gzip"

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The gzip file format consists of:
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* a 10-byte header, containing a magic number (1f 8b), a version number and a timestamp
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* optional extra headers, such as the original file name,
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* a body, containing a DEFLATE-compressed payload
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* an 8-byte footer, containing a CRC-32 checksum and the length of the original uncompressed data.
  
 
== External Links ==
 
== External Links ==
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* [http://www.gzip.org/format.txt The gzip file format], by the [http://www.gzip.org/ gzip project]
 
* [http://www.gzip.org/format.txt The gzip file format], by the [http://www.gzip.org/ gzip project]
 
* [http://www.gzip.org/algorithm.txt The gzip compression algorithm], by the [http://www.gzip.org/ gzip project]
 
* [http://www.gzip.org/algorithm.txt The gzip compression algorithm], by the [http://www.gzip.org/ gzip project]
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* [http://en.wikipedia.org/wiki/Gzip Wikipedia: gzip]
  
 
[[Category:File Formats]]
 
[[Category:File Formats]]

Revision as of 04:42, 28 November 2013

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The gzip file format consists of:

  • a 10-byte header, containing a magic number (1f 8b), a version number and a timestamp
  • optional extra headers, such as the original file name,
  • a body, containing a DEFLATE-compressed payload
  • an 8-byte footer, containing a CRC-32 checksum and the length of the original uncompressed data.

External Links