op_c.c File Reference

#include <unistd.h>
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <fcntl.h>
#include <sys/stat.h>
#include <math.h>
#include "op_c.h"
#include "erreurs.h"

Functions

void RGBtoHSL (int r, int g, int b, byte *hr, byte *sr, byte *lr)
void HSLtoRGB (byte H, byte S, byte L, byte *R, byte *G, byte *B)
Table_conversion * TC_New (int nbb_r, int nbb_v, int nbb_b)
void TC_Delete (Table_conversion *t)
byte TC_Get (Table_conversion *t, int r, int v, int b)
void TC_Set (Table_conversion *t, int r, int v, int b, byte i)
void TO_Init (Table_occurence *t)
Table_occurence * TO_New (int nbb_r, int nbb_v, int nbb_b)
void TO_Delete (Table_occurence *t)
int TO_Get (Table_occurence *t, int r, int v, int b)
void TO_Set (Table_occurence *t, int r, int v, int b, int i)
void TO_Inc (Table_occurence *t, int r, int v, int b)
void TO_Compter_occurences (Table_occurence *t, Bitmap24B image, int taille)
int TO_Compter_couleurs (Table_occurence *t)
void Cluster_Analyser (Cluster *c, Table_occurence *to)
void Cluster_Split (Cluster *c, Cluster *c1, Cluster *c2, int teinte, Table_occurence *to)
void Cluster_Calculer_teinte (Cluster *c, Table_occurence *to)
void CS_Init (ClusterSet *cs, Table_occurence *to)
ClusterSet * CS_New (int nbmax, Table_occurence *to)
void CS_Delete (ClusterSet *cs)
void CS_Get (ClusterSet *cs, Cluster *c)
void CS_Set (ClusterSet *cs, Cluster *c)
void CS_Generer (ClusterSet *cs, Table_occurence *to)
void CS_Calculer_teintes (ClusterSet *cs, Table_occurence *to)
void CS_Trier_par_chrominance (ClusterSet *cs)
void CS_Trier_par_luminance (ClusterSet *cs)
void CS_Generer_TC_et_Palette (ClusterSet *cs, Table_conversion *tc, struct Composantes *palette)
void DS_Init (DegradeSet *ds, ClusterSet *cs)
DegradeSet * DS_New (ClusterSet *cs)
void DS_Delete (DegradeSet *ds)
void DS_Generer (DegradeSet *ds, ClusterSet *cs)
Table_conversion * Optimiser_palette (Bitmap24B image, int taille, struct Composantes *palette, int r, int v, int b)
int Valeur_modifiee (int valeur, int modif)
void Convert_bitmap_24B_to_256_Floyd_Steinberg (Bitmap256 Dest, Bitmap24B Source, int largeur, int hauteur, struct Composantes *palette, Table_conversion *tc)
int Convert_bitmap_24B_to_256 (Bitmap256 Dest, Bitmap24B Source, int largeur, int hauteur, struct Composantes *palette)

Variables

static const byte precision_24b []

Function Documentation

void RGBtoHSL ( int  r,
int  g,
int  b,
byte *  hr,
byte *  sr,
byte *  lr 
)

Referenced by Afficher_les_jauges(), Bouton_Palette(), Cluster_Calculer_teinte(), Modifier_HSL(), and Palette_Reafficher_jauges().

void HSLtoRGB ( byte  H,
byte  S,
byte  L,
byte *  R,
byte *  G,
byte *  B 
)

Referenced by Bouton_Palette(), and Modifier_HSL().

Table_conversion* TC_New ( int  nbb_r,
int  nbb_v,
int  nbb_b 
)

References Table_conversion::dec_b, Table_conversion::dec_r, Table_conversion::dec_v, Table_conversion::nbb_b, Table_conversion::nbb_r, Table_conversion::nbb_v, Table_conversion::red_b, Table_conversion::red_r, Table_conversion::red_v, Table_conversion::rng_b, Table_conversion::rng_r, Table_conversion::rng_v, and Table_conversion::table.

Referenced by Optimiser_palette().

void TC_Delete ( Table_conversion *  t  ) 

References Table_conversion::table.

Referenced by Convert_bitmap_24B_to_256(), and Optimiser_palette().

byte TC_Get ( Table_conversion *  t,
int  r,
int  v,
int  b 
)

References Table_conversion::dec_b, Table_conversion::dec_r, Table_conversion::dec_v, Table_conversion::red_b, Table_conversion::red_r, Table_conversion::red_v, and Table_conversion::table.

Referenced by Convert_bitmap_24B_to_256_Floyd_Steinberg().

void TC_Set ( Table_conversion *  t,
int  r,
int  v,
int  b,
byte  i 
)

References Table_conversion::dec_b, Table_conversion::dec_r, Table_conversion::dec_v, and Table_conversion::table.

Referenced by CS_Generer_TC_et_Palette().

void TO_Init ( Table_occurence *  t  ) 

References Table_occurence::rng_b, Table_occurence::rng_r, Table_occurence::rng_v, and Table_occurence::table.

Referenced by TO_New().

Table_occurence* TO_New ( int  nbb_r,
int  nbb_v,
int  nbb_b 
)

References Table_occurence::dec_b, Table_occurence::dec_r, Table_occurence::dec_v, Table_occurence::nbb_b, Table_occurence::nbb_r, Table_occurence::nbb_v, Table_occurence::red_b, Table_occurence::red_r, Table_occurence::red_v, Table_occurence::rng_b, Table_occurence::rng_r, Table_occurence::rng_v, Table_occurence::table, and TO_Init().

Referenced by Optimiser_palette().

void TO_Delete ( Table_occurence *  t  ) 

References Table_occurence::table.

Referenced by Optimiser_palette().

int TO_Get ( Table_occurence *  t,
int  r,
int  v,
int  b 
)

References Table_occurence::dec_b, Table_occurence::dec_r, Table_occurence::dec_v, and Table_occurence::table.

Referenced by Cluster_Calculer_teinte().

void TO_Set ( Table_occurence *  t,
int  r,
int  v,
int  b,
int  i 
)

References Table_occurence::dec_b, Table_occurence::dec_r, Table_occurence::dec_v, Table_occurence::red_b, Table_occurence::red_r, Table_occurence::red_v, and Table_occurence::table.

void TO_Inc ( Table_occurence *  t,
int  r,
int  v,
int  b 
)

References Table_occurence::dec_b, Table_occurence::dec_r, Table_occurence::dec_v, Table_occurence::red_b, Table_occurence::red_r, Table_occurence::red_v, and Table_occurence::table.

Referenced by TO_Compter_occurences().

void TO_Compter_occurences ( Table_occurence *  t,
Bitmap24B  image,
int  taille 
)

References TO_Inc().

Referenced by Optimiser_palette().

int TO_Compter_couleurs ( Table_occurence *  t  ) 

References Table_occurence::rng_b, Table_occurence::rng_r, Table_occurence::rng_v, and Table_occurence::table.

Referenced by CS_New().

void Cluster_Analyser ( Cluster *  c,
Table_occurence *  to 
)

References Cluster::bmax, Cluster::bmin, Cluster::occurences, Cluster::plus_large, Cluster::rmax, Cluster::rmin, Table_occurence::table, Cluster::vmax, and Cluster::vmin.

Referenced by CS_Generer(), and CS_Init().

void Cluster_Split ( Cluster *  c,
Cluster *  c1,
Cluster *  c2,
int  teinte,
Table_occurence *  to 
)

References Cluster::bmax, Cluster::Bmax, Cluster::Bmin, Cluster::bmin, Cluster::occurences, Cluster::rmax, Cluster::Rmax, Cluster::Rmin, Cluster::rmin, Table_occurence::table, Cluster::vmax, Cluster::Vmax, Cluster::Vmin, and Cluster::vmin.

Referenced by CS_Generer().

void Cluster_Calculer_teinte ( Cluster *  c,
Table_occurence *  to 
)

References Cluster::b, Cluster::bmin, Cluster::h, Cluster::l, Cluster::occurences, Cluster::r, Table_occurence::red_b, Table_occurence::red_r, Table_occurence::red_v, RGBtoHSL(), Cluster::rmin, TO_Get(), Cluster::v, and Cluster::vmin.

Referenced by CS_Calculer_teintes().

void CS_Init ( ClusterSet *  cs,
Table_occurence *  to 
)

References Cluster::bmax, Cluster::Bmax, Cluster::bmin, Cluster::Bmin, Cluster_Analyser(), ClusterSet::clusters, ClusterSet::nb, Cluster::rmax, Cluster::Rmax, Cluster::rmin, Cluster::Rmin, Table_occurence::rng_b, Table_occurence::rng_r, Table_occurence::rng_v, Cluster::vmax, Cluster::Vmax, Cluster::vmin, and Cluster::Vmin.

Referenced by CS_New().

ClusterSet* CS_New ( int  nbmax,
Table_occurence *  to 
)

References ClusterSet::clusters, CS_Init(), ClusterSet::nbmax, and TO_Compter_couleurs().

Referenced by Optimiser_palette().

void CS_Delete ( ClusterSet *  cs  ) 

References ClusterSet::clusters.

Referenced by Optimiser_palette().

void CS_Get ( ClusterSet *  cs,
Cluster *  c 
)

References Cluster::bmax, Cluster::bmin, ClusterSet::clusters, ClusterSet::nb, Cluster::rmax, Cluster::rmin, Cluster::vmax, and Cluster::vmin.

Referenced by CS_Generer().

void CS_Set ( ClusterSet *  cs,
Cluster *  c 
)

References ClusterSet::clusters, ClusterSet::nb, and Cluster::occurences.

Referenced by CS_Generer().

void CS_Generer ( ClusterSet *  cs,
Table_occurence *  to 
)

References Cluster_Analyser(), Cluster_Split(), CS_Get(), CS_Set(), ClusterSet::nb, ClusterSet::nbmax, Cluster::occurences, and Cluster::plus_large.

Referenced by Optimiser_palette().

void CS_Calculer_teintes ( ClusterSet *  cs,
Table_occurence *  to 
)

References Cluster_Calculer_teinte(), and ClusterSet::clusters.

Referenced by Optimiser_palette().

void CS_Trier_par_chrominance ( ClusterSet *  cs  ) 

References ClusterSet::clusters, Cluster::h, ClusterSet::nb, and ClusterSet::nbmax.

Referenced by Optimiser_palette().

void CS_Trier_par_luminance ( ClusterSet *  cs  ) 

References ClusterSet::clusters, Cluster::l, ClusterSet::nb, and ClusterSet::nbmax.

Referenced by Optimiser_palette().

void CS_Generer_TC_et_Palette ( ClusterSet *  cs,
Table_conversion *  tc,
struct Composantes *  palette 
)

References Cluster::b, Cluster::Bmin, ClusterSet::clusters, ClusterSet::nb, Cluster::r, Cluster::Rmin, TC_Set(), Cluster::v, and Cluster::Vmin.

Referenced by Optimiser_palette().

void DS_Init ( DegradeSet *  ds,
ClusterSet *  cs 
)

References ClusterSet::clusters, DegradeSet::degrades, Cluster::h, Degrade::hue, Degrade::max, Degrade::min, DegradeSet::nb, and Degrade::nbcouleurs.

Referenced by DS_New().

DegradeSet* DS_New ( ClusterSet *  cs  ) 

References DegradeSet::degrades, DS_Init(), ClusterSet::nbmax, and DegradeSet::nbmax.

Referenced by Optimiser_palette().

void DS_Delete ( DegradeSet *  ds  ) 

References DegradeSet::degrades.

Referenced by Optimiser_palette().

void DS_Generer ( DegradeSet *  ds,
ClusterSet *  cs 
)

References ClusterSet::clusters, DegradeSet::degrades, Cluster::h, Degrade::hue, Degrade::max, Degrade::min, DegradeSet::nb, ClusterSet::nb, and Degrade::nbcouleurs.

Referenced by Optimiser_palette().

Table_conversion* Optimiser_palette ( Bitmap24B  image,
int  taille,
struct Composantes *  palette,
int  r,
int  v,
int  b 
)

References CS_Calculer_teintes(), CS_Delete(), CS_Generer(), CS_Generer_TC_et_Palette(), CS_New(), CS_Trier_par_chrominance(), CS_Trier_par_luminance(), DS_Delete(), DS_Generer(), DS_New(), TC_Delete(), TC_New(), TO_Compter_occurences(), TO_Delete(), and TO_New().

Referenced by Convert_bitmap_24B_to_256().

int Valeur_modifiee ( int  valeur,
int  modif 
)

Referenced by Convert_bitmap_24B_to_256_Floyd_Steinberg().

void Convert_bitmap_24B_to_256_Floyd_Steinberg ( Bitmap256  Dest,
Bitmap24B  Source,
int  largeur,
int  hauteur,
struct Composantes *  palette,
Table_conversion *  tc 
)

References TC_Get(), and Valeur_modifiee().

Referenced by Convert_bitmap_24B_to_256().

int Convert_bitmap_24B_to_256 ( Bitmap256  Dest,
Bitmap24B  Source,
int  largeur,
int  hauteur,
struct Composantes *  palette 
)

References Convert_bitmap_24B_to_256_Floyd_Steinberg(), Optimiser_palette(), precision_24b, and TC_Delete().

Referenced by Charger_image().

Variable Documentation

const byte precision_24b[] [static]

Initial value:

{
 8,8,8,
 6,6,6,
 6,6,5,
 5,6,5,
 5,5,5,
 5,5,4,
 4,5,4,
 4,4,4,
 4,4,3,
 3,4,3,
 3,3,3,
 3,3,2}

Referenced by Convert_bitmap_24B_to_256().

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