photomaton ok

main.c

@@ -7,7 +7,10 @@ void foo(int* elem){
 int main(){
     pgm p;
     pgm_read_from_file(&p, "./img/mandrill.pgm");
-    //pgm_write_to_file(&p, "./img/mandrill2.pgm");
+    pgm_write_to_file(&p, "./img/mandrill2.pgm");
+    pgm ph;
+    pgm_photomaton(&ph,&p);
+    pgm_write_to_file(&ph, "./img/photomaton_mandrill.pgm");
 
     //SYM VERTICAL
     pgm symV;
@@ -35,10 +38,14 @@ int main(){
      pgm_crop(&crop, &p, 100, 200, 100, 200);
      pgm_write_to_file(&crop, "./img/crop_mandrill.pgm");
 
+    
+
+
      matrix_destroy(&(p.pixels));
      matrix_destroy(&(symH.pixels));
      matrix_destroy(&(symV.pixels));
      matrix_destroy(&(neg.pixels));
      matrix_destroy(&(symC.pixels));
      matrix_destroy(&(crop.pixels));
+     matrix_destroy(&(ph.pixels));
 }
\ No newline at end of file

pgm.c

@@ -177,6 +177,42 @@ pgm_error pgm_crop(pgm *crop, const pgm *const orig,int32_t x0, int32_t x1,int32
     return success;
 }
 
-pgm_error pgm_photomaton(pgm *photomaton,const pgm *const orig){
+pgm_error pgm_photomaton(pgm *photomaton, const pgm *const orig){
     
+
+    int cpt = 0;
+    int32_t elem;
+    int32_t valeurs[orig->pixels.m * orig->pixels.n];
+
+    //Premier tour de boucle = les lignes impaires, 
+     //deuxieme tour de boucle = les lignes paires
+    for (int m_pairOuImpair = 0; m_pairOuImpair < 2; m_pairOuImpair++)
+    {
+        //Parcourir les lignes
+        for (int m = m_pairOuImpair; m < orig->pixels.m; m+=2){
+
+            //Premier tour de boucle = les colonnes impaires, 
+            //deuxieme tour de boucle = les colonnes paires
+            for (int n_pairOuImpair = 0; n_pairOuImpair < 2; n_pairOuImpair++)
+            {
+                //Parcourir les colonnes
+                for (int n = n_pairOuImpair; n < orig->pixels.n; n+=2)
+                {
+                    matrix_get(&elem, orig->pixels, m, n);
+                    valeurs[cpt] = elem;
+                    cpt++;
+                }
+                
+            }
+            
+        }
+        
+    }
+    
+    photomaton->max = orig->max;
+    if(matrix_init_from_array(&photomaton->pixels, orig->pixels.m, orig->pixels.n, valeurs) != OK){
+        return failure;
+    }
+    
+    return success;
 }
\ No newline at end of file