changelog-spiht

该源码是SPIHT即分层树集合划分算法的c代码,希望对搞压缩编码的朋友们有用.

                             Q C C P A C K S P I H T

                            Version 0.34, 06-jul-2001

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CHANGES:

Version 0.34:
  06-jul-2001:  BETA release version 0.34

Version 0.33:
  04-jun-2001:  BETA release version 0.33

Version 0.32:
  14-may-2001:  BETA release version 0.32

Version 0.31:
  01-may-2001:  BETA release version 0.31

Version 0.30:
  25-apr-2001:  BETA release version 0.30
  24-apr-2001:  Removed globals QccSPIHTTargetBitCnt, QccSPIHTBlockSize
  23-apr-2001:  Bug fix in SA-DWT in QccSPIHTEncodeDWT()

Version 0.29:
  18-apr-2001:  BETA release version 0.29
  26-mar-2001:  Fixed bug in spihtencode - failure to use proper number of
		  pixels in calculation of TargetBitCnt for shape-adaptive
		  coding

Version 0.28:
  06-mar-2001:  BETA release version 0.28
  04-mar-2001:  Updated spihtencode.1 for SA-DWT
  27-feb-2001:  Updated QccSPIHTEncode.3 for SA-DWT
  27-feb-2001:  Added calls to QccErrorClearMessages() for error-free
		  exit in QccSPIHTEncode() and QccSPIHTDecode()
  01-feb-2001:  Made spihtencode, spihtdecode, and spiht.c SA-DWT capable

Version 0.27:
  31-oct-2000:  BETA release version 0.27

Version 0.26:
  15-oct-2000:  BETA release version 0.26

Version 0.25:
  25-jul-2000:  BETA release version 0.25
  25-jul-2000:  Changes to spiht.c for changed interface to arithmetic coding

Version 0.24:
  03-jun-2000:  BETA release version 0.24
  23-may-2000:  Added RELEASENOTES-SPIHT
  23-may-2000:  New, improved SPIHT coder -- arithmetic coding has been
		  added, and binary-uncoded performance has been brought
		  closer to the original results reported by Said and Pearlman

Version 0.23:
  11-may-2000:  BETA release version 0.23

Version 0.22:
  11-may-2000:  BETA release version 0.22

Version 0.21:
  11-may-2000:  BETA release version 0.21
  09-may-2000:  QccPackSPIHT separated from QccPack as an optional module


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