tiffWriter.h

/*
    tiffWriter.h
    Header file for tiff image writers.

    George J. Grevera, Ph.D., ggrevera@sju.edu, grevera@mipg.upenn.edu

    Copyright (C) 2002, George J. Grevera

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
    USA or from http://www.gnu.org/licenses/gpl.txt.

    This General Public License does not permit incorporating this
    code into proprietary programs.  (So a hypothetical company such
    as GH (Generally Hectic) should NOT incorporate this code into
    their proprietary programs.)
*/
#ifndef tiffWriter_h
#define tiffWriter_h
//----------------------------------------------------------------------
#ifndef uint8
    #define uint8   unsigned char
    #define uint16  unsigned short
    #define uint32  unsigned int
#endif
//----------------------------------------------------------------------
class CLUT {
public:
    int r_entries;          
    int r_first_value;      
    int r_num_bits;         
    int r_bytes;            
    union {
        uint8*  r_table8;   
        uint16* r_table16;  
    };

    int g_entries, g_first_value, g_num_bits, g_bytes;
    union {
        uint8*  g_table8;
        uint16* g_table16;
    };

    int b_entries, b_first_value, b_num_bits, b_bytes;
    union {
        uint8*  b_table8;
        uint16* b_table16;
    };

    CLUT ( ) {
        this->r_entries = this->g_entries = this->b_entries = 0;
        this->r_first_value = this->g_first_value = this->b_first_value = 0;
        this->r_num_bits = this->g_num_bits = this->b_num_bits = 0;
        this->r_bytes = this->g_bytes = this->b_bytes = 0;
        this->r_table8 = this->g_table8 = this->b_table8 = NULL;
    };
};

extern CLUT clut;
//----------------------------------------------------------------------
//note: either specify use_clut or samples_per_pixel (1=grey, 3=rgb)
void write_tiff_data8_rgb ( uint8* buff, int width, int height, FILE* fp,
                            const bool use_clut, const int samples_per_pixel );

void write_tiff_float_grey ( const float* const buff, const int width, const int height,
                             const char* const fname );

void write_tiff_double_grey ( const double* const buff, const int width, const int height,
                             const char* const fname );

void write_tiff_data8_grey ( uint8* buff, int width, int height, FILE* fp,
                             const int samples_per_pixel );

void write_tiff_data16 ( uint16* buff, int width, int height, FILE* fp );

#endif
//----------------------------------------------------------------------

---