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ppmcmap.h File Reference

#include "pandabase.h"
#include "pnmimage_base.h"

Go to the source code of this file.

Compounds
struct	colorhist_item
struct	colorhist_list_item
Typedefs
typedef colorhist_item *	colorhist_vector
typedef colorhist_list_item *	colorhist_list
typedef colorhist_list *	colorhash_table
Functions
EXPCL_PANDA colorhist_vector	ppm_computecolorhist (pixel **pixels, int cols, int rows, int maxcolors, int *colorsP)
void	ppm_addtocolorhist (colorhist_vector chv, int *colorsP, int maxcolors, pixel *colorP, int value, int position)
EXPCL_PANDA void	ppm_freecolorhist (colorhist_vector chv)
colorhash_table	ppm_computecolorhash (pixel **pixels, int cols, int rows, int maxcolors, int *colorsP)
EXPCL_PANDA int	ppm_lookupcolor (colorhash_table cht, pixel *colorP)
colorhist_vector	ppm_colorhashtocolorhist (colorhash_table cht, int maxcolors)
EXPCL_PANDA colorhash_table	ppm_colorhisttocolorhash (colorhist_vector chv, int colors)
int	ppm_addtocolorhash (colorhash_table cht, pixel *colorP, int value)
colorhash_table	ppm_alloccolorhash (void)
void	ppm_freecolorhash (colorhash_table cht)

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Typedef Documentation

typedef colorhist_list* colorhash_table

Definition at line 36 of file ppmcmap.h. Referenced by BMPEncode24(), ppm_alloccolorhash(), ppm_colorhisttocolorhash(), ppm_computecolorhash(), ppm_computecolorhist(), PNMFileTypeTIFF::Writer::write_data(), and PNMFileTypeBMP::Writer::write_data().

typedef struct colorhist_list_item* colorhist_list

Definition at line 19 of file ppmcmap.h.

typedef struct colorhist_item* colorhist_vector

Definition at line 12 of file ppmcmap.h.

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Function Documentation

int ppm_addtocolorhash (  colorhash_table  cht, pixel *  colorP, int  value )

Definition at line 140 of file ppmcmap.cxx. References colorhist_list_item::ch, colorhist_item::color, colorhist_list_item::next, ppm_hashpixel, and colorhist_item::value.

void ppm_addtocolorhist (  colorhist_vector  chv, int *  colorsP, int  maxcolors, pixel *  colorP, int  value, int  position )

Definition at line 42 of file ppmcmap.cxx. References colorhist_item::color, PPM_EQUAL, and colorhist_item::value.

colorhash_table ppm_alloccolorhash (  void   )

Definition at line 124 of file ppmcmap.cxx. References colorhash_table, HASH_SIZE, and pm_error(). Referenced by ppm_colorhisttocolorhash(), and ppm_computecolorhash().

colorhist_vector ppm_colorhashtocolorhist (  colorhash_table  cht, int  maxcolors )

Definition at line 159 of file ppmcmap.cxx. References colorhist_list_item::ch, HASH_SIZE, colorhist_list_item::next, and pm_error(). Referenced by ppm_computecolorhist().

EXPCL_PANDA colorhash_table ppm_colorhisttocolorhash (  colorhist_vector  chv, int  colors )

Definition at line 187 of file ppmcmap.cxx. References colorhist_list_item::ch, colorhist_item::color, colorhash_table, colorhist_list_item::next, pm_error(), ppm_alloccolorhash(), PPM_EQUAL, PPM_GETB, PPM_GETG, PPM_GETR, ppm_hashpixel, and colorhist_item::value. Referenced by PNMFileTypeTIFF::Writer::write_data(), PNMFileTypeTGA::Writer::write_data(), and PNMFileTypeBMP::Writer::write_data().

colorhash_table ppm_computecolorhash (  pixel **  pixels, int  cols, int  rows, int  maxcolors, int *  colorsP )

Definition at line 81 of file ppmcmap.cxx. References colorhist_list_item::ch, colorhist_item::color, colorhash_table, colorhist_list_item::next, pixels, pm_error(), ppm_alloccolorhash(), PPM_EQUAL, ppm_freecolorhash(), ppm_hashpixel, row, and colorhist_item::value. Referenced by ppm_computecolorhist().

EXPCL_PANDA colorhist_vector ppm_computecolorhist (  pixel **  pixels, int  cols, int  rows, int  maxcolors, int *  colorsP )

Definition at line 26 of file ppmcmap.cxx. References colorhash_table, pixels, ppm_colorhashtocolorhist(), ppm_computecolorhash(), and ppm_freecolorhash(). Referenced by PNMFileTypeTIFF::Writer::write_data(), PNMFileTypeTGA::Writer::write_data(), and PNMFileTypeBMP::Writer::write_data().

void ppm_freecolorhash (  colorhash_table  cht  )

Definition at line 240 of file ppmcmap.cxx. References HASH_SIZE, and colorhist_list_item::next. Referenced by ppm_computecolorhash(), ppm_computecolorhist(), and PNMFileTypeTGA::Writer::~Writer().

EXPCL_PANDA void ppm_freecolorhist (  colorhist_vector  chv  )

Definition at line 234 of file ppmcmap.cxx. Referenced by PNMFileTypeTIFF::Writer::write_data(), PNMFileTypeBMP::Writer::write_data(), and PNMFileTypeTGA::Writer::~Writer().

EXPCL_PANDA int ppm_lookupcolor (  colorhash_table  cht, pixel *  colorP )

Definition at line 219 of file ppmcmap.cxx. References colorhist_list_item::ch, colorhist_item::color, colorhist_list_item::next, PPM_EQUAL, ppm_hashpixel, and colorhist_item::value. Referenced by BMPwriterow(), PNMFileTypeTGA::Writer::put_map(), and PNMFileTypeTIFF::Writer::write_data().

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