[Wavelet-commit] Wavelet ChangeLog,1.21,1.22 Image.cc,1.17,1.18

[Herbert M. D. <he...@us...>]

Update of /cvsroot/wavelet/Wavelet
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv20244

Modified Files:
	ChangeLog Image.cc 
Log Message:
Fixed Image::gammaCorrection() for more than 256 color steps.


Index: Image.cc
===================================================================
RCS file: /cvsroot/wavelet/Wavelet/Image.cc,v
retrieving revision 1.17
retrieving revision 1.18
diff -C2 -d -r1.17 -r1.18
*** Image.cc	13 Jul 2005 13:15:06 -0000	1.17
--- Image.cc	13 Jul 2005 13:55:53 -0000	1.18
***************
*** 250,258 ****
    coeff norm = 255.0;
    coeff lift = 0.0;
!   static coeff replaceTable[256];
  
    if (iMin >= 0 && iMax <= 255)
      {
!       norm = max - min;
      }
  
--- 250,261 ----
    coeff norm = 255.0;
    coeff lift = 0.0;
!   coeff cRange = max - min;
!   int tableSize = (int)(cRange + 0.5);
! 
!   coeff *replaceTable = NEW (coeff[tableSize]);
  
    if (iMin >= 0 && iMax <= 255)
      {
!       norm = cRange;
      }
  
***************
*** 263,267 ****
  
    replaceTable[0] = 0.0;
!   for (int i = 1; i < (int)sizeof (replaceTable); i++)
      {
        replaceTable[i] =  norm * pow ((coeff)i / norm, 1.0 / factor) - lift;
--- 266,270 ----
  
    replaceTable[0] = 0.0;
!   for (int i = 1; i < tableSize; i++)
      {
        replaceTable[i] =  norm * pow ((coeff)i / norm, 1.0 / factor) - lift;
***************
*** 271,274 ****
--- 274,279 ----
        to (i , replaceTable[(int)(at (i) + lift)]);
      }
+ 
+   DELETE (replaceTable);
  }
  

Index: ChangeLog
===================================================================
RCS file: /cvsroot/wavelet/Wavelet/ChangeLog,v
retrieving revision 1.21
retrieving revision 1.22
diff -C2 -d -r1.21 -r1.22
*** ChangeLog	8 Apr 2005 08:17:32 -0000	1.21
--- ChangeLog	13 Jul 2005 13:55:53 -0000	1.22
***************
*** 1,2 ****
--- 1,7 ----
+ 2005-07-13 Herbert <he...@sp...>
+ 	* Optimized Image::gammaCorrection()
+ 	* New Image::gammaCorrectionAuto()
+ 	* Fixed Image::histEqualize(); explicit color range is necessary!
+ 
  2005-04-08 Herbert <he...@sp...>
  	* Fixed code in class VideoArray to make it compile with g++-3.4. No