diff --git a/app/Algorithms/Pyramid.cpp b/app/Algorithms/Pyramid.cpp
index ca113371d3127d932485a7cee0f9869230529b9d..d9ad535c02cdd9e5d8a6d6d61a1017aab93b576d 100644
--- a/app/Algorithms/Pyramid.cpp
+++ b/app/Algorithms/Pyramid.cpp
@@ -257,7 +257,7 @@ Image *Pyramid::pyram_g(const GrayscaleImage *im, int etage_f, Filtre &utile, st
     if( etage_f < 1 ) etage_f = 1;
 
     pyram_g_n(rep, etage_f, nbc, nbl, itab, utile);
-    to_print = entropie_p(rep, etage_f, nbc, nbl);
+    to_print = entropie_p(rep, etage_f, nbc, nbl);   
     reconstruction(rep, etage_f, nbc, nbl);
 
     return resImg;
@@ -265,7 +265,7 @@ Image *Pyramid::pyram_g(const GrayscaleImage *im, int etage_f, Filtre &utile, st
 /*---------------------------------------------------------------------------
     Cration d'un tage de la  pyramide Gaussienne
 ---------------------------------------------------------------------------*/
-Image *Pyramid::n_pyram_g(const Image *im, int etage_f, Filtre &utile )
+Image *Pyramid::n_pyram_g(const Image *im, int etage_f, Filtre &utile, std::string &to_print)
 {
     if(!( im != NULL )) {
         throw "Error in Pyramid::pyram_g:\nim = NULL";
@@ -305,6 +305,7 @@ Image *Pyramid::n_pyram_g(const Image *im, int etage_f, Filtre &utile )
         rep[i] = tab[i+k];
     }
     delete[] tab;
+    to_print = n_entropie_p(rep, etage_f, nbc, nbl);
     return resImg;
 }
 /*---------------------------------------------------------------------------
@@ -334,7 +335,7 @@ Image *Pyramid::pyram_l (const Image *im, int etage_f, Filtre &utile, string &to
     if( etage_f < 1 ) etage_f = 1;
 
     pyram_l_n(rep,etage_f,nbc,nbl,itab,utile);
-    to_print = entropie_p(rep,etage_f,nbc,nbl);
+    to_print = entropie_p(rep, etage_f, nbc, nbl);
     reconstruction(rep,etage_f,nbc,nbl);
 
     return resImg;
@@ -343,7 +344,7 @@ Image *Pyramid::pyram_l (const Image *im, int etage_f, Filtre &utile, string &to
 /*---------------------------------------------------------------------------
     Cration d'un tage de la  pyramide Laplacienne
 ---------------------------------------------------------------------------*/
-Image *Pyramid::n_pyram_l(const Image *im, int etage_f, Filtre &utile)
+Image *Pyramid::n_pyram_l(const Image *im, int etage_f, Filtre &utile, std::string &to_print)
 {
     if(!( im != NULL )) {
         throw "Error in Pyramid::pyram_g:\nim = NULL";
@@ -383,6 +384,7 @@ Image *Pyramid::n_pyram_l(const Image *im, int etage_f, Filtre &utile)
     {
         rep[i] = tab[i+k];
     }
+    to_print = n_entropie_p(rep, etage_f, nbc, nbl);
     delete[] tab;
     return resImg;
 }
@@ -665,6 +667,24 @@ string Pyramid::entropie_p(const uint8_t *pyra,int etage_f,int nbc,int nbl)
    return returnval;
 }
 
+string Pyramid::n_entropie_p(const uint8_t *pyra,int etage_f,int nbc,int nbl)
+{
+    int i;
+    float h;
+    int taille_c=nbc;
+    int taille_l=nbl;
+    for(i=0;i<etage_f;i++)
+    {
+        taille_c=taille_c/2;
+        taille_l=taille_l/2;
+    }
+    char buffer[255];
+    string returnval;
+    h=entropie2(pyra,taille_c,taille_l);
+    sprintf(buffer, QString(qApp->translate("Operations","L'entropie de l'etage %d est %1f\n")).toUtf8(),i,h);
+    returnval = returnval + buffer;
+    return returnval;
+}
 
 Image *Pyramid::rebuild_interface( const Image *pyramid, int etage_f, int pyramid_to, Filtre &utile ) {
     // rebuilds from an image that was saved
diff --git a/app/Algorithms/Pyramid.h b/app/Algorithms/Pyramid.h
index 0faaaa63bb57aab0809a91d3f54d7a8b97157408..f62dfb519801e27c3782e291faae0de3f49a001c 100644
--- a/app/Algorithms/Pyramid.h
+++ b/app/Algorithms/Pyramid.h
@@ -61,8 +61,7 @@ namespace Pyramid
     * \Class Filters
     * \Brief A class used for pyramid operation
     *   
-    * This class regroup all the operation needed for pyramid operation
-    * This also contain all the filters possible in a tab 
+    * This class regroup all all the filters possible in a tab 
     */
     class Filters
     {
@@ -166,7 +165,7 @@ namespace Pyramid
      * @param utile filter to use
      * @return imagein::Image* the image of the new pyramid
      */
-    imagein::Image *n_pyram_g(const imagein::Image *im, int etage_f, Filtre &utile );
+    imagein::Image *n_pyram_g(const imagein::Image *im, int etage_f, Filtre &utile, std::string &to_print);
     
     /**
      * @brief Create a Laplacian pyramid and return an image of it
@@ -187,7 +186,7 @@ namespace Pyramid
      * @param utile filter to use
      * @return imagein::Image* the image of the new pyramid
      */
-    imagein::Image *n_pyram_l(const imagein::Image *im, int etage_f, Filtre &utile);
+    imagein::Image *n_pyram_l(const imagein::Image *im, int etage_f, Filtre &utile, std::string &to_print);
     
     /**
      * @brief Proccess the value by applying filter on lign
@@ -279,6 +278,19 @@ namespace Pyramid
      * @return std::string the printable entropy 
      */
     std::string entropie_p(const uint8_t *pyra,int etage_f, int nbc, int nbl);
+
+     /**
+     * @brief Return a directly printable string of the entropy for only one level
+     * 
+     * @param pyra data to proccess entropy 
+     * @param etage_f the level of entropy 
+     * @param nbc number of column
+     * @param nbl number of lign
+     * @return std::string the printable entropy 
+     */
+    std::string n_entropie_p(const uint8_t *pyra, int etage_f,int nbc,int nbl);
+
+
     /**
      * @brief Return the image reconstructed from a pyramide
      *