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mpeglib/lib/util/render/dither/dither32Bit.h

 

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/*

 

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  dither 32 bit depth yuv images

 

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  Copyright (C) 2000  Martin Vogt

 

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  This program is free software; you can redistribute it and/or modify

 

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  it under the terms of the GNU Library General Public License as published by

 

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  the Free Software Foundation.

 

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  For more information look at the file COPYRIGHT in this package

 

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 */

 

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#ifndef __DITHER32Bit_H

 

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#define __DITHER32Bit_H

 

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#include "colorTableHighBit.h"

 

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class Dither32Bit {

 

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  ColorTableHighBit* colorTableHighBit;

 

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  TABTYPE *L_tab;

 

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  TABTYPE *Cr_r_tab;

 

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  TABTYPE *Cr_g_tab;

 

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  TABTYPE *Cb_g_tab;

 

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  TABTYPE *Cb_b_tab;

 

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  PIXVAL *r_2_pix;

 

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  PIXVAL *g_2_pix;

 

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  PIXVAL *b_2_pix;

 

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 public:

 

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  Dither32Bit(unsigned int redMask,

 

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              unsigned int greenMask,unsigned int blueMask);

 

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  ~Dither32Bit();

 

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  void ditherImageColor32(unsigned char* lum, 

 

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                          unsigned char* cr, 

 

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                          unsigned char* cb,

 

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                          unsigned char* out,

 

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                          int rows,

 

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                          int cols,

 

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                          int offset);

 

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  void ditherImageTwox2Color32(unsigned char* lum,

 

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                               unsigned char* cr,

 

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                               unsigned char* cb,

 

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                               unsigned char* out,

 

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                               int rows,

 

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                               int cols,

 

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                               int mod);

 

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};

 

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#endif

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