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INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND STORAGE MEDIUM

  • US 20110193729A1
  • Filed: 01/14/2011
  • Published: 08/11/2011
  • Est. Priority Date: 02/05/2010
  • Status: Active Grant
First Claim
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1. An information processing apparatus for converting fixed-length codes into variable-length codes, each of the fixed-length codes being generated by performing fixed length encoding, by using one of a plurality of fixed length encoding methods, on each divided image obtained by dividing an original image, comprising:

  • an input unit configured to obtain each of the fixed-length codes as an input code;

    a determination unit configured to determine a fixed length encoding method of the input code;

    a conversion unit configured to perform variable length encoding, by using a first variable length encoding method, on the input code encoded by a first fixed length encoding method, and perform variable length encoding, by using a second variable length encoding method, on the input code encoded by a second fixed length encoding method; and

    an output unit configured to output a variable-length code obtained by said conversion unit.

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