//Définition des 4 correspondances de points définissant l'homographie
    hom.setP1(1.3,1.1,6.4,4.1);
    hom.setP2(3.4,63.9,546.13,664.9);
    hom.setP3(7.8,57.3,106.8,46.1);
    hom.setP4(10.1,7.7,669.77,41.3);
//Calcul de l'homographie et de son inverse
    hom.computeHandHinv();
//Vérification de l'homographie sur le point 1    
    float u11,v11,u12,v12,u13,v13,u14,v14;
    float u21,v21,u22,v22,u23,v23,u24,v24;
    u11=1.3;
    v11=1.1;
    u21=6.4;
    v21=4.1;
    float u21p,v21p,u22p,v22p,u23p,v23p,u24p,v24p;
    hom.applyH(u11,v11,&u21p,&v21p);
    Serial.print("   ");
    Serial.print(u21);
    Serial.print(" / ");
    Serial.print(u21p);
    Serial.print("   ");
    Serial.print(v21);
    Serial.print(" / ");
    Serial.print(v21p);
    Serial.println();
//Vérification de l'homographie inverse sur le point 1    
    float u11p,v11p,u12p,v12p,u13p,v13p,u14p,v14p;
    hom.applyHinv(u21,v21,&u11p,&v11p);
    Serial.print("   ");
    Serial.print(u11);
    Serial.print(" / ");
    Serial.print(u11p);
    Serial.print("   ");
    Serial.print(v11);
    Serial.print(" / ");
    Serial.print(v11p);
    Serial.println();

    Serial.println("--------------------------------------------------");