include/freenet/captcha/easybmp/EasyBMP_VariousBMPutilities.h

   1 /*************************************************
   2 *                                                *
   3 *  EasyBMP Cross-Platform Windows Bitmap Library *
   4 *                                                *
   5 *  Author: Paul Macklin                          *
   6 *   email: macklin01@users.sourceforge.net       *
   7 * support: http://easybmp.sourceforge.net        *
   8 *                                                *
   9 *          file: EasyBMP_VariousBMPutilities.h   *
  10 *    date added: 05-02-2005                      *
  11 * date modified: 12-01-2006                      *
  12 *       version: 1.06                            *
  13 *                                                *
  14 *   License: BSD (revised/modified)              *
  15 * Copyright: 2005-6 by the EasyBMP Project       *
  16 *                                                *
  17 * description: Various utilities.                *
  18 *                                                *
  19 *************************************************/
  20
  21 #ifndef _EasyBMP_VariousBMPutilities_h_
  22 #define _EasyBMP_VariousBMPutilities_h_
  23
  24 BMFH GetBMFH( const char* szFileNameIn );
  25 BMIH GetBMIH( const char* szFileNameIn );
  26 void DisplayBitmapInfo( const char* szFileNameIn );
  27 int GetBitmapColorDepth( const char* szFileNameIn );
  28 void PixelToPixelCopy( BMP& From, int FromX, int FromY,
  29                        BMP& To, int ToX, int ToY);
  30 void PixelToPixelCopyTransparent( BMP& From, int FromX, int FromY,
  31                                   BMP& To, int ToX, int ToY,
  32                                   RGBApixel& Transparent );
  33 void RangedPixelToPixelCopy( BMP& From, int FromL , int FromR, int FromB, int FromT,
  34                              BMP& To, int ToX, int ToY );
  35 void RangedPixelToPixelCopyTransparent(
  36      BMP& From, int FromL , int FromR, int FromB, int FromT,
  37      BMP& To, int ToX, int ToY ,
  38      RGBApixel& Transparent );
  39 bool CreateGrayscaleColorTable( BMP& InputImage );
  40
  41 bool Rescale( BMP& InputImage , char mode, int NewDimension );
  42
  43 #endif