diff --git a/src/Makefile b/src/Makefile
index 563dfac6..f77a8426 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -436,7 +436,7 @@ endif
 .PHONY : all debug release clean depend zip version force install uninstall
 
 # This is the list of the objects we want to build. Dependancies are built by "make depend" automatically.
-OBJ = $(OBJDIR)/main.o $(OBJDIR)/init.o $(OBJDIR)/graph.o $(OBJDIR)/sdlscreen.o  $(OBJDIR)/misc.o $(OBJDIR)/special.o $(OBJDIR)/buttons.o $(OBJDIR)/palette.o $(OBJDIR)/help.o $(OBJDIR)/operatio.o $(OBJDIR)/pages.o $(OBJDIR)/loadsave.o $(OBJDIR)/readline.o $(OBJDIR)/engine.o $(OBJDIR)/filesel.o $(OBJDIR)/op_c.o $(OBJDIR)/readini.o $(OBJDIR)/saveini.o $(OBJDIR)/shade.o $(OBJDIR)/keyboard.o $(OBJDIR)/io.o $(OBJDIR)/version.o $(OBJDIR)/text.o $(OBJDIR)/SFont.o $(OBJDIR)/setup.o $(OBJDIR)/pxsimple.o $(OBJDIR)/pxtall.o $(OBJDIR)/pxwide.o $(OBJDIR)/pxdouble.o $(OBJDIR)/pxtriple.o $(OBJDIR)/pxtall2.o $(OBJDIR)/pxwide2.o $(OBJDIR)/pxquad.o $(OBJDIR)/windows.o $(OBJDIR)/brush.o $(OBJDIR)/realpath.o $(OBJDIR)/mountlist.o $(OBJDIR)/input.o $(OBJDIR)/hotkeys.o $(OBJDIR)/transform.o $(OBJDIR)/pversion.o $(OBJDIR)/factory.o $(PLATFORMOBJ) $(OBJDIR)/fileformats.o $(OBJDIR)/miscfileformats.o $(OBJDIR)/libraw2crtc.o $(OBJDIR)/brush_ops.o $(OBJDIR)/buttons_effects.o $(OBJDIR)/layers.o $(OBJDIR)/oldies.o $(OBJDIR)/tiles.o $(OBJDIR)/colorred.o
+OBJ = $(OBJDIR)/main.o $(OBJDIR)/init.o $(OBJDIR)/graph.o $(OBJDIR)/sdlscreen.o  $(OBJDIR)/misc.o $(OBJDIR)/special.o $(OBJDIR)/buttons.o $(OBJDIR)/palette.o $(OBJDIR)/help.o $(OBJDIR)/operatio.o $(OBJDIR)/pages.o $(OBJDIR)/loadsave.o $(OBJDIR)/readline.o $(OBJDIR)/engine.o $(OBJDIR)/filesel.o $(OBJDIR)/op_c.o $(OBJDIR)/readini.o $(OBJDIR)/saveini.o $(OBJDIR)/shade.o $(OBJDIR)/keyboard.o $(OBJDIR)/io.o $(OBJDIR)/version.o $(OBJDIR)/text.o $(OBJDIR)/SFont.o $(OBJDIR)/setup.o $(OBJDIR)/pxsimple.o $(OBJDIR)/pxtall.o $(OBJDIR)/pxwide.o $(OBJDIR)/pxdouble.o $(OBJDIR)/pxtriple.o $(OBJDIR)/pxtall2.o $(OBJDIR)/pxtall3.o $(OBJDIR)/pxwide2.o $(OBJDIR)/pxquad.o $(OBJDIR)/windows.o $(OBJDIR)/brush.o $(OBJDIR)/realpath.o $(OBJDIR)/mountlist.o $(OBJDIR)/input.o $(OBJDIR)/hotkeys.o $(OBJDIR)/transform.o $(OBJDIR)/pversion.o $(OBJDIR)/factory.o $(PLATFORMOBJ) $(OBJDIR)/fileformats.o $(OBJDIR)/miscfileformats.o $(OBJDIR)/libraw2crtc.o $(OBJDIR)/brush_ops.o $(OBJDIR)/buttons_effects.o $(OBJDIR)/layers.o $(OBJDIR)/oldies.o $(OBJDIR)/tiles.o $(OBJDIR)/colorred.o
 
 SKIN_FILES = ../share/grafx2/skins/skin_classic.png ../share/grafx2/skins/skin_modern.png ../share/grafx2/skins/skin_DPaint.png ../share/grafx2/skins/font_Classic.png ../share/grafx2/skins/font_Fun.png ../share/grafx2/skins/font_Fairlight.png ../share/grafx2/skins/font_Melon.png ../share/grafx2/skins/font_DPaint.png ../share/grafx2/skins/skin_scenish.png ../share/grafx2/skins/font_Seen.png ../share/grafx2/skins/skin_Aurora.png
 
diff --git a/src/Makefile.dep b/src/Makefile.dep
index ff1d1c39..e262d2a3 100644
--- a/src/Makefile.dep
+++ b/src/Makefile.dep
@@ -30,8 +30,8 @@ $(OBJDIR)/filesel.o: filesel.c const.h struct.h global.h misc.h errors.h io.h \
  help.h filesel.h
 $(OBJDIR)/graph.o: graph.c global.h struct.h const.h engine.h buttons.h pages.h \
  errors.h sdlscreen.h graph.h misc.h pxsimple.h pxtall.h pxwide.h \
- pxdouble.h pxtriple.h pxwide2.h pxtall2.h pxquad.h windows.h input.h \
- brush.h tiles.h
+ pxdouble.h pxtriple.h pxwide2.h pxtall2.h pxtall3.h pxquad.h windows.h \
+ input.h brush.h tiles.h
 $(OBJDIR)/help.o: help.c const.h struct.h global.h misc.h engine.h helpfile.h \
  help.h sdlscreen.h text.h keyboard.h windows.h input.h hotkeys.h \
  errors.h pages.h factory.h
@@ -83,6 +83,8 @@ $(OBJDIR)/pxtall.o: pxtall.c global.h struct.h const.h sdlscreen.h misc.h graph.
  pxtall.h pxsimple.h
 $(OBJDIR)/pxtall2.o: pxtall2.c global.h struct.h const.h sdlscreen.h misc.h graph.h \
  pxtall2.h
+$(OBJDIR)/pxtall3.o: pxtall3.c global.h struct.h const.h sdlscreen.h misc.h graph.h \
+ pxtall3.h
 $(OBJDIR)/pxtriple.o: pxtriple.c global.h struct.h const.h sdlscreen.h misc.h \
  graph.h pxtriple.h
 $(OBJDIR)/pxwide.o: pxwide.c global.h struct.h const.h sdlscreen.h misc.h graph.h \
diff --git a/src/buttons.c b/src/buttons.c
index 10829399..ce7947df 100644
--- a/src/buttons.c
+++ b/src/buttons.c
@@ -1957,6 +1957,7 @@ void Button_Resolution(void)
     "Triple    (3x3)",
     "Wide2     (4x2)",
     "Tall2     (2x4)",
+    "Tall3     (3x4)",
     "Quadruple (4x4)"};
 
   Open_window(299,190,"Picture & screen sizes");
@@ -3255,7 +3256,8 @@ void Load_picture(byte image)
           ((context.Ratio == PIXEL_WIDE &&
             Pixel_ratio != PIXEL_WIDE && Pixel_ratio != PIXEL_WIDE2) ||
             (context.Ratio == PIXEL_TALL &&
-            Pixel_ratio != PIXEL_TALL && Pixel_ratio != PIXEL_TALL2)))
+            Pixel_ratio != PIXEL_TALL && Pixel_ratio != PIXEL_TALL2 &&
+            Pixel_ratio != PIXEL_TALL3)))
         {
           Init_mode_video(
             Video_mode[Current_resolution].Width,
@@ -3357,7 +3359,8 @@ void Button_Reload(void)
         ((context.Ratio == PIXEL_WIDE &&
           Pixel_ratio != PIXEL_WIDE && Pixel_ratio != PIXEL_WIDE2) ||
           (context.Ratio == PIXEL_TALL &&
-          Pixel_ratio != PIXEL_TALL && Pixel_ratio != PIXEL_TALL2)))
+          Pixel_ratio != PIXEL_TALL && Pixel_ratio != PIXEL_TALL2 &&
+          Pixel_ratio != PIXEL_TALL3)))
       {
         Init_mode_video(
           Video_mode[Current_resolution].Width,
diff --git a/src/const.h b/src/const.h
index 898b9996..54eb5c7f 100644
--- a/src/const.h
+++ b/src/const.h
@@ -173,6 +173,7 @@ enum PIXEL_RATIO
     PIXEL_TRIPLE,   ///< Use really big pixels (3x3)
     PIXEL_WIDE2,    ///< Use big wide pixels (4x2)
     PIXEL_TALL2,    ///< Use big tall pixels (2x4)
+    PIXEL_TALL3,    ///< Use big tall pixels (3x4)
     PIXEL_QUAD,     ///< Use really giant pixels (4x4). You need to have a screen resolution at least 1280x800 to use this one
     PIXEL_MAX       ///< Number of elements in enum
 };
diff --git a/src/fileformats.c b/src/fileformats.c
index 2ce68610..1ea154ac 100644
--- a/src/fileformats.c
+++ b/src/fileformats.c
@@ -4275,6 +4275,7 @@ void Save_PNG(T_IO_Context * context)
               break;
             case PIXEL_TALL:
             case PIXEL_TALL2:
+            case PIXEL_TALL3:
               png_set_pHYs(png_ptr, info_ptr, 6000, 3000, PNG_RESOLUTION_METER);
               break;
             default:
diff --git a/src/graph.c b/src/graph.c
index 9d5758ca..92167bfd 100644
--- a/src/graph.c
+++ b/src/graph.c
@@ -45,6 +45,7 @@
 #include "pxtriple.h"
 #include "pxwide2.h"
 #include "pxtall2.h"
+#include "pxtall3.h"
 #include "pxquad.h"
 #include "windows.h"
 #include "input.h"
@@ -261,6 +262,10 @@ try_again:
           pix_width=2;
           pix_height=4;
       break;
+      case PIXEL_TALL3:
+          pix_width=3;
+          pix_height=4;
+      break;
       case PIXEL_QUAD:
           pix_width=4;
           pix_height=4;
@@ -378,6 +383,9 @@ try_again:
         case PIXEL_TALL2:
 			SETPIXEL(tall2)
         break;
+        case PIXEL_TALL3:
+			SETPIXEL(tall3)
+        break;
         case PIXEL_QUAD:
 			SETPIXEL(quad)
         break;
diff --git a/src/loadsave.c b/src/loadsave.c
index 187c64f0..8cb98820 100644
--- a/src/loadsave.c
+++ b/src/loadsave.c
@@ -235,7 +235,8 @@ void Set_pixel(T_IO_Context *context, short x_pos, short y_pos, byte color)
         }
         else if (context->Ratio == PIXEL_TALL && 
           Pixel_ratio != PIXEL_TALL &&
-          Pixel_ratio != PIXEL_TALL2)
+          Pixel_ratio != PIXEL_TALL2 &&
+          Pixel_ratio != PIXEL_TALL3)
         {
           context->Preview_bitmap[x_pos/context->Preview_factor_X + (y_pos/context->Preview_factor_Y*2)*PREVIEW_WIDTH*Menu_factor_X]=color;
           context->Preview_bitmap[x_pos/context->Preview_factor_X + (y_pos/context->Preview_factor_Y*2+1)*PREVIEW_WIDTH*Menu_factor_X]=color;
@@ -437,7 +438,8 @@ void Pre_load(T_IO_Context *context, short width, short height, long file_size,
         width*=2;
       else if (ratio == PIXEL_TALL && 
           Pixel_ratio != PIXEL_TALL &&
-          Pixel_ratio != PIXEL_TALL2)
+          Pixel_ratio != PIXEL_TALL2 &&
+          Pixel_ratio != PIXEL_TALL3)
         height*=2;
       
       context->Preview_factor_X=Round_div_max(width,120*Menu_factor_X);
@@ -920,7 +922,8 @@ void Load_image(T_IO_Context *context)
         width*=2;
       else if (context->Ratio == PIXEL_TALL && 
           Pixel_ratio != PIXEL_TALL &&
-          Pixel_ratio != PIXEL_TALL2)
+          Pixel_ratio != PIXEL_TALL2 &&
+          Pixel_ratio != PIXEL_TALL3)
         height*=2;
       
       for (y_pos=0; y_pos<height;y_pos++)
@@ -1279,7 +1282,7 @@ void Init_context_layered_image(T_IO_Context * context, char *file_name, char *f
   context->Background_transparent=Main_backups->Pages->Background_transparent;
   if (Pixel_ratio == PIXEL_WIDE || Pixel_ratio == PIXEL_WIDE2)
     context->Ratio=PIXEL_WIDE;
-  else if (Pixel_ratio == PIXEL_TALL || Pixel_ratio == PIXEL_TALL2)
+  else if (Pixel_ratio == PIXEL_TALL || Pixel_ratio == PIXEL_TALL2 || Pixel_ratio == PIXEL_TALL3)
     context->Ratio=PIXEL_TALL;
   else
     context->Ratio=PIXEL_SIMPLE;
diff --git a/src/main.c b/src/main.c
index b9ca52ef..7ce1869f 100644
--- a/src/main.c
+++ b/src/main.c
@@ -205,6 +205,7 @@ enum CMD_PARAMS
     CMDPARAM_PIXELRATIO_TRIPLE,
     CMDPARAM_PIXELRATIO_QUAD,
     CMDPARAM_PIXELRATIO_TALL2,
+    CMDPARAM_PIXELRATIO_TALL3,
     CMDPARAM_PIXELRATIO_WIDE2,
     CMDPARAM_RGB,
     CMDPARAM_SKIN
@@ -225,6 +226,7 @@ struct {
     {"triple", CMDPARAM_PIXELRATIO_TRIPLE},
     {"quadruple", CMDPARAM_PIXELRATIO_QUAD},
     {"tall2", CMDPARAM_PIXELRATIO_TALL2},
+    {"tall3", CMDPARAM_PIXELRATIO_TALL3},
     {"wide2", CMDPARAM_PIXELRATIO_WIDE2},
     {"rgb", CMDPARAM_RGB},
     {"skin", CMDPARAM_SKIN}
@@ -328,6 +330,9 @@ int Analyze_command_line(int argc, char * argv[], char *main_filename, char *mai
       case CMDPARAM_PIXELRATIO_TALL2:
         Pixel_ratio = PIXEL_TALL2;
         break;
+      case CMDPARAM_PIXELRATIO_TALL3:
+        Pixel_ratio = PIXEL_TALL3;
+        break;
       case CMDPARAM_PIXELRATIO_WIDE2:
         Pixel_ratio = PIXEL_WIDE2;
         break;
diff --git a/src/miscfileformats.c b/src/miscfileformats.c
index c2cc8c0a..5b1c4a70 100644
--- a/src/miscfileformats.c
+++ b/src/miscfileformats.c
@@ -3261,6 +3261,7 @@ void Save_SCR(T_IO_Context * context)
             break;
         case PIXEL_TALL:
         case PIXEL_TALL2:
+        case PIXEL_TALL3:
             cpc_mode = 2;
             break;
         default:
diff --git a/src/pxtall3.c b/src/pxtall3.c
new file mode 100644
index 00000000..9bdc55db
--- /dev/null
+++ b/src/pxtall3.c
@@ -0,0 +1,542 @@
+/* vim:expandtab:ts=2 sw=2:
+*/
+/*  Grafx2 - The Ultimate 256-color bitmap paint program
+
+    Copyright 2008 Yves Rizoud
+    Copyright 2008 Franck Charlet
+    Copyright 2007 Adrien Destugues
+    Copyright 1996-2001 Sunset Design (Guillaume Dorme & Karl Maritaud)
+
+    Grafx2 is free software; you can redistribute it and/or
+    modify it under the terms of the GNU General Public License
+    as published by the Free Software Foundation; version 2
+    of the License.
+
+    Grafx2 is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with Grafx2; if not, see <http://www.gnu.org/licenses/>
+*/
+
+#include <string.h>
+#include <stdlib.h>
+#include <SDL.h>
+#include "global.h"
+#include "sdlscreen.h"
+#include "misc.h"
+#include "graph.h"
+#include "pxtall3.h"
+
+#define ZOOMX 3
+#define ZOOMY 4
+
+
+void Pixel_tall3 (word x,word y,byte color)
+/* Affiche un pixel de la color aux coords x;y à l'écran */
+{
+  *(Screen_pixels + x * ZOOMX + y*ZOOMY * VIDEO_LINE_WIDTH)=color;
+  *(Screen_pixels + x * ZOOMX + y*ZOOMY * VIDEO_LINE_WIDTH + 1)=color;
+  *(Screen_pixels + x * ZOOMX + y*ZOOMY * VIDEO_LINE_WIDTH + 2)=color;
+  *(Screen_pixels + x * ZOOMX + (y*ZOOMY+1) * VIDEO_LINE_WIDTH)=color;
+  *(Screen_pixels + x * ZOOMX + (y*ZOOMY+1) * VIDEO_LINE_WIDTH + 1)=color;
+  *(Screen_pixels + x * ZOOMX + (y*ZOOMY+1) * VIDEO_LINE_WIDTH + 2)=color;
+  *(Screen_pixels + x * ZOOMX + (y*ZOOMY+2) * VIDEO_LINE_WIDTH)=color;
+  *(Screen_pixels + x * ZOOMX + (y*ZOOMY+2) * VIDEO_LINE_WIDTH + 1)=color;
+  *(Screen_pixels + x * ZOOMX + (y*ZOOMY+2) * VIDEO_LINE_WIDTH + 2)=color;
+  *(Screen_pixels + x * ZOOMX + (y*ZOOMY+3) * VIDEO_LINE_WIDTH)=color;
+  *(Screen_pixels + x * ZOOMX + (y*ZOOMY+3) * VIDEO_LINE_WIDTH + 1)=color;
+  *(Screen_pixels + x * ZOOMX + (y*ZOOMY+3) * VIDEO_LINE_WIDTH + 2)=color;
+}
+
+byte Read_pixel_tall3 (word x,word y)
+/* On retourne la couleur du pixel aux coords données */
+{
+  return *( Screen_pixels + y * ZOOMY * VIDEO_LINE_WIDTH + x * ZOOMX);
+}
+
+void Block_tall3 (word start_x,word start_y,word width,word height,byte color)
+/* On affiche un rectangle de la couleur donnée */
+{
+  SDL_Rect rectangle;
+  rectangle.x=start_x*ZOOMX;
+  rectangle.y=start_y*ZOOMY;
+  rectangle.w=width*ZOOMX;
+  rectangle.h=height*ZOOMY;
+  SDL_FillRect(Screen_SDL,&rectangle,color);
+}
+
+void Display_part_of_screen_tall3 (word width,word height,word image_width)
+/* Afficher une partie de l'image telle quelle sur l'écran */
+{
+  byte* dest=Screen_pixels; //On va se mettre en 0,0 dans l'écran (dest)
+  byte* src=Main_offset_Y*image_width+Main_offset_X+Main_screen; //Coords de départ ds la source (src)
+  int y;
+  int dy;
+
+  for(y=height;y!=0;y--)
+  // Pour chaque ligne
+  {
+    // On fait une copie de la ligne
+    for (dy=width;dy>0;dy--)
+    {
+      *(dest+2)=*(dest+1)=*dest=*src;
+      src++;
+      dest+=ZOOMX;
+    }
+    // On double la ligne qu'on vient de copier
+    memcpy(dest-width*ZOOMX+VIDEO_LINE_WIDTH,dest-width*ZOOMX,width*ZOOMX);
+    // On la triple
+    memcpy(dest-width*ZOOMX+2*VIDEO_LINE_WIDTH,dest-width*ZOOMX,width*ZOOMX);
+    // On la quadruple
+    memcpy(dest-width*ZOOMX+3*VIDEO_LINE_WIDTH,dest-width*ZOOMX,width*ZOOMX);
+
+    // On passe à la ligne suivante
+    src+=image_width-width;
+    dest+=VIDEO_LINE_WIDTH*ZOOMY - width*ZOOMX;
+  }
+  //Update_rect(0,0,width,height);
+}
+
+void Pixel_preview_normal_tall3 (word x,word y,byte color)
+/* Affichage d'un pixel dans l'écran, par rapport au décalage de l'image 
+ * dans l'écran, en mode normal (pas en mode loupe)
+ * Note: si on modifie cette procédure, il faudra penser à faire également 
+ * la modif dans la procédure Pixel_Preview_Loupe_SDL. */
+{
+//  if(x-Main_offset_X >= 0 && y - Main_offset_Y >= 0)
+  Pixel_tall3(x-Main_offset_X,y-Main_offset_Y,color);
+}
+
+void Pixel_preview_magnifier_tall3  (word x,word y,byte color)
+{
+  // Affiche le pixel dans la partie non zoomée
+  Pixel_tall3(x-Main_offset_X,y-Main_offset_Y,color);
+  
+  // Regarde si on doit aussi l'afficher dans la partie zoomée
+  if (y >= Limit_top_zoom && y <= Limit_visible_bottom_zoom
+          && x >= Limit_left_zoom && x <= Limit_visible_right_zoom)
+  {
+    // On est dedans
+    int height;
+    int y_zoom = Main_magnifier_factor * (y-Main_magnifier_offset_Y);
+
+    if (Menu_Y - y_zoom < Main_magnifier_factor)
+      // On ne doit dessiner qu'un morceau du pixel
+      // sinon on dépasse sur le menu
+      height = Menu_Y - y_zoom;
+    else
+      height = Main_magnifier_factor;
+
+    Block_tall3(
+      Main_magnifier_factor * (x-Main_magnifier_offset_X) + Main_X_zoom, 
+      y_zoom, Main_magnifier_factor, height, color
+      );
+  }
+}
+
+void Horizontal_XOR_line_tall3(word x_pos,word y_pos,word width)
+{
+  //On calcule la valeur initiale de dest:
+  byte* dest=y_pos*ZOOMY*VIDEO_LINE_WIDTH+x_pos*ZOOMX+Screen_pixels;
+
+  int x;
+
+  for (x=0;x<width*ZOOMX;x+=ZOOMX)
+    *(dest+x+3*VIDEO_LINE_WIDTH+2)=*(dest+x+3*VIDEO_LINE_WIDTH+1)=*(dest+x+3*VIDEO_LINE_WIDTH)=*(dest+x+2*VIDEO_LINE_WIDTH+2)=*(dest+x+2*VIDEO_LINE_WIDTH+1)=*(dest+x+2*VIDEO_LINE_WIDTH)=*(dest+x+VIDEO_LINE_WIDTH+2)=*(dest+x+VIDEO_LINE_WIDTH+1)=*(dest+x+VIDEO_LINE_WIDTH)=*(dest+x+1)=*(dest+x)=xor_lut[*(dest+x)];
+}
+
+void Vertical_XOR_line_tall3(word x_pos,word y_pos,word height)
+{
+  int i;
+  byte *dest=Screen_pixels+x_pos*ZOOMX+y_pos*VIDEO_LINE_WIDTH*ZOOMY;
+  for (i=height;i>0;i--)
+  {
+    *(dest+3*VIDEO_LINE_WIDTH+2)=*(dest+3*VIDEO_LINE_WIDTH+1)=*(dest+3*VIDEO_LINE_WIDTH)=*(dest+2*VIDEO_LINE_WIDTH+2)=*(dest+2*VIDEO_LINE_WIDTH+1)=*(dest+2*VIDEO_LINE_WIDTH)=*(dest+VIDEO_LINE_WIDTH+2)=*(dest+VIDEO_LINE_WIDTH+1)=*(dest+VIDEO_LINE_WIDTH)=*(dest+2)=*(dest+1)=*(dest)=xor_lut[*(dest)];
+    dest+=VIDEO_LINE_WIDTH*ZOOMY;
+  }
+}
+
+void Display_brush_color_tall3(word x_pos,word y_pos,word x_offset,word y_offset,word width,word height,byte transp_color,word brush_width)
+{
+  // dest = Position à l'écran
+  byte* dest = Screen_pixels + y_pos * ZOOMY * VIDEO_LINE_WIDTH + x_pos * ZOOMX;
+  // src = Position dans la brosse
+  byte* src = Brush + y_offset * brush_width + x_offset;
+
+  word x,y;
+
+  // Pour chaque ligne
+  for(y = height;y > 0; y--)
+  {
+    // Pour chaque pixel
+    for(x = width;x > 0; x--)
+    {
+      // On vérifie que ce n'est pas la transparence
+      if(*src != transp_color)
+      {
+        *(dest+3*VIDEO_LINE_WIDTH+2) =*(dest+3*VIDEO_LINE_WIDTH+1) = *(dest+3*VIDEO_LINE_WIDTH) = *(dest+2*VIDEO_LINE_WIDTH+2) =*(dest+2*VIDEO_LINE_WIDTH+1) = *(dest+2*VIDEO_LINE_WIDTH) = *(dest+VIDEO_LINE_WIDTH+2) =*(dest+VIDEO_LINE_WIDTH+1) = *(dest+VIDEO_LINE_WIDTH) = *(dest+2) =*(dest+1) = *dest = *src;
+      }
+
+      // Pixel suivant
+      src++;
+      dest+=ZOOMX;
+    }
+
+    // On passe à la ligne suivante
+    dest = dest + VIDEO_LINE_WIDTH*ZOOMY - width*ZOOMX;
+    src = src + brush_width - width;
+  }
+  Update_rect(x_pos,y_pos,width,height);
+}
+
+void Display_brush_mono_tall3(word x_pos, word y_pos,
+        word x_offset, word y_offset, word width, word height,
+        byte transp_color, byte color, word brush_width)
+/* On affiche la brosse en monochrome */
+{
+  byte* dest=y_pos*ZOOMY*VIDEO_LINE_WIDTH+x_pos*ZOOMX+Screen_pixels; // dest = adr destination à 
+      // l'écran
+  byte* src=brush_width*y_offset+x_offset+Brush; // src = adr ds 
+      // la brosse
+  int x,y;
+
+  for(y=height;y!=0;y--)
+  //Pour chaque ligne
+  {
+    for(x=width;x!=0;x--)
+    //Pour chaque pixel
+    {
+      if (*src!=transp_color)
+        *(dest+3*VIDEO_LINE_WIDTH+2)=*(dest+3*VIDEO_LINE_WIDTH+1)=*(dest+3*VIDEO_LINE_WIDTH)=*(dest+2*VIDEO_LINE_WIDTH+2)=*(dest+2*VIDEO_LINE_WIDTH+1)=*(dest+2*VIDEO_LINE_WIDTH)=*(dest+VIDEO_LINE_WIDTH+2)=*(dest+VIDEO_LINE_WIDTH+1)=*(dest+VIDEO_LINE_WIDTH)=*(dest+2)=*(dest+1)=*(dest)=color;
+
+      // On passe au pixel suivant
+      src++;
+      dest+=ZOOMX;
+    }
+
+    // On passe à la ligne suivante
+    src+=brush_width-width;
+    dest+=VIDEO_LINE_WIDTH*ZOOMY-width*ZOOMX;
+  }
+  Update_rect(x_pos,y_pos,width,height);
+}
+
+void Clear_brush_tall3(word x_pos,word y_pos,word x_offset,word y_offset,word width,word height,byte transp_color,word image_width)
+{
+  byte* dest=Screen_pixels+x_pos*ZOOMX+y_pos*ZOOMY*VIDEO_LINE_WIDTH; //On va se mettre en 0,0 dans l'écran (dest)
+  byte* src = ( y_pos + Main_offset_Y ) * image_width + x_pos + Main_offset_X + Main_screen; //Coords de départ ds la source (src)
+  int y;
+  int x;
+  (void)x_offset; // unused
+  (void)y_offset; // unused
+  (void)transp_color; // unused
+
+  for(y=height;y!=0;y--)
+  // Pour chaque ligne
+  {
+    for(x=width;x!=0;x--)
+    //Pour chaque pixel
+    {
+      *(dest+3*VIDEO_LINE_WIDTH+2)=*(dest+3*VIDEO_LINE_WIDTH+1)=*(dest+3*VIDEO_LINE_WIDTH)=*(dest+2*VIDEO_LINE_WIDTH+2)=*(dest+2*VIDEO_LINE_WIDTH+1)=*(dest+2*VIDEO_LINE_WIDTH)=*(dest+VIDEO_LINE_WIDTH+2)=*(dest+VIDEO_LINE_WIDTH+1)=*(dest+VIDEO_LINE_WIDTH)=*(dest+2)=*(dest+1)=*(dest)=*src;
+
+      // On passe au pixel suivant
+      src++;
+      dest+=ZOOMX;
+    }
+
+    // On passe à la ligne suivante
+    src+=image_width-width;
+    dest+=VIDEO_LINE_WIDTH*ZOOMY-width*ZOOMX;
+  }
+  Update_rect(x_pos,y_pos,width,height);
+}
+
+// Affiche une brosse (arbitraire) à l'écran
+void Display_brush_tall3(byte * brush, word x_pos,word y_pos,word x_offset,word y_offset,word width,word height,byte transp_color,word brush_width)
+{
+  // dest = Position à l'écran
+  byte* dest = Screen_pixels + y_pos * ZOOMY * VIDEO_LINE_WIDTH + x_pos * ZOOMX;
+  // src = Position dans la brosse
+  byte* src = brush + y_offset * brush_width + x_offset;
+  
+  word x,y;
+  
+  // Pour chaque ligne
+  for(y = height;y > 0; y--)
+  {
+    // Pour chaque pixel
+    for(x = width;x > 0; x--)
+    {
+      // On vérifie que ce n'est pas la transparence
+      if(*src != transp_color)
+      {
+        *(dest+3*VIDEO_LINE_WIDTH+2)=*(dest+3*VIDEO_LINE_WIDTH+1)=*(dest+3*VIDEO_LINE_WIDTH)=*(dest+2*VIDEO_LINE_WIDTH+2)=*(dest+2*VIDEO_LINE_WIDTH+1)=*(dest+2*VIDEO_LINE_WIDTH)=*(dest+VIDEO_LINE_WIDTH+2)=*(dest+VIDEO_LINE_WIDTH+1)=*(dest+VIDEO_LINE_WIDTH)=*(dest+2)=*(dest+1)=*(dest)=*src;
+      }
+
+      // Pixel suivant
+      src++; dest+=ZOOMX;
+    }
+
+    // On passe à la ligne suivante
+    dest = dest + VIDEO_LINE_WIDTH*ZOOMY - width*ZOOMX;
+    src = src + brush_width - width;
+  }
+}
+
+void Remap_screen_tall3(word x_pos,word y_pos,word width,word height,byte * conversion_table)
+{
+  // dest = coords a l'écran
+  byte* dest = Screen_pixels + y_pos * ZOOMY * VIDEO_LINE_WIDTH + x_pos * ZOOMX;
+  int x,y;
+
+  // Pour chaque ligne
+  for(y=height;y>0;y--)
+  {
+    // Pour chaque pixel
+    for(x=width;x>0;x--)
+    {
+        *(dest+3*VIDEO_LINE_WIDTH+2)=*(dest+3*VIDEO_LINE_WIDTH+1)=*(dest+3*VIDEO_LINE_WIDTH)=*(dest+2*VIDEO_LINE_WIDTH+2)=*(dest+2*VIDEO_LINE_WIDTH+1)=*(dest+2*VIDEO_LINE_WIDTH)=*(dest+VIDEO_LINE_WIDTH+2)=*(dest+VIDEO_LINE_WIDTH+1)=*(dest+VIDEO_LINE_WIDTH)=*(dest+2)=*(dest+1)=*(dest)=
+        conversion_table[*dest];
+      dest +=ZOOMX;
+    }
+
+    dest = dest + VIDEO_LINE_WIDTH*ZOOMY - width*ZOOMX;
+  }
+
+  Update_rect(x_pos,y_pos,width,height);
+}
+
+void Display_line_on_screen_fast_tall3(word x_pos,word y_pos,word width,byte * line)
+/* On affiche toute une ligne de pixels telle quelle. */
+/* Utilisée si le buffer contient déja des pixel doublés. */
+{
+  memcpy(Screen_pixels+x_pos*ZOOMX+y_pos*ZOOMY*VIDEO_LINE_WIDTH,line,width*ZOOMX);
+  memcpy(Screen_pixels+x_pos*ZOOMX+(y_pos*ZOOMY+1)*VIDEO_LINE_WIDTH,line,width*ZOOMX);
+  memcpy(Screen_pixels+x_pos*ZOOMX+(y_pos*ZOOMY+2)*VIDEO_LINE_WIDTH,line,width*ZOOMX);
+  memcpy(Screen_pixels+x_pos*ZOOMX+(y_pos*ZOOMY+3)*VIDEO_LINE_WIDTH,line,width*ZOOMX);
+}
+
+void Display_line_on_screen_tall3(word x_pos,word y_pos,word width,byte * line)
+/* On affiche une ligne de pixels en les doublant. */
+{
+  int x;
+  byte *dest;
+  dest=Screen_pixels+x_pos*ZOOMX+y_pos*ZOOMY*VIDEO_LINE_WIDTH;
+  for(x=width;x>0;x--)
+  {
+    *(dest+3*VIDEO_LINE_WIDTH+2)=*(dest+3*VIDEO_LINE_WIDTH+1)=*(dest+3*VIDEO_LINE_WIDTH)=*(dest+2*VIDEO_LINE_WIDTH+2)=*(dest+2*VIDEO_LINE_WIDTH+1)=*(dest+2*VIDEO_LINE_WIDTH)=*(dest+VIDEO_LINE_WIDTH+2)=*(dest+VIDEO_LINE_WIDTH+1)=*(dest+VIDEO_LINE_WIDTH)=*(dest+2)=*(dest+1)=*(dest)=*line;
+    dest+=ZOOMX;
+    line++;
+  }
+}
+void Display_transparent_mono_line_on_screen_tall3(
+        word x_pos, word y_pos, word width, byte* line, 
+        byte transp_color, byte color)
+// Affiche une ligne à l'écran avec une couleur + transparence.
+// Utilisé par les brosses en mode zoom
+{
+  byte* dest = Screen_pixels+ y_pos*VIDEO_LINE_WIDTH + x_pos*ZOOMX;
+  int x;
+  // Pour chaque pixel
+  for(x=0;x<width;x++)
+  {
+    if (transp_color!=*line)
+    {
+      *(dest+2)=*(dest+1)=*dest=color;
+    }
+    line ++; // Pixel suivant
+    dest+=ZOOMX;
+  }
+}
+
+void Read_line_screen_tall3(word x_pos,word y_pos,word width,byte * line)
+{
+  memcpy(line,VIDEO_LINE_WIDTH*ZOOMY * y_pos + x_pos * ZOOMX + Screen_pixels,width*ZOOMX);
+}
+
+void Display_part_of_screen_scaled_tall3(
+        word width, // width non zoomée
+        word height, // height zoomée
+        word image_width,byte * buffer)
+{
+  byte* src = Main_screen + Main_magnifier_offset_Y * image_width 
+                      + Main_magnifier_offset_X;
+  int y = 0; // Ligne en cours de traitement
+
+  // Pour chaque ligne à zoomer
+  while(1)
+  {
+    int x;
+    
+    // On éclate la ligne
+    Zoom_a_line(src,buffer,Main_magnifier_factor*ZOOMX,width);
+    // On l'affiche Facteur fois, sur des lignes consécutives
+    x = Main_magnifier_factor/**ZOOMY*/;
+    // Pour chaque ligne
+    do{
+      // On affiche la ligne zoomée
+      Display_line_on_screen_fast_tall3(
+        Main_X_zoom, y, width*Main_magnifier_factor,
+        buffer
+      );
+      // On passe à la suivante
+      y++;
+      if(y==height/**ZOOMY*/)
+      {
+        Redraw_grid(Main_X_zoom,0,
+          width*Main_magnifier_factor,height);
+        Update_rect(Main_X_zoom,0,
+          width*Main_magnifier_factor,height);
+        return;
+      }
+      x--;
+    }while (x > 0);
+    src += image_width;
+  }
+// ATTENTION on n'arrive jamais ici !
+}
+
+// Affiche une partie de la brosse couleur zoomée
+void Display_brush_color_zoom_tall3(word x_pos,word y_pos,
+        word x_offset,word y_offset,
+        word width, // width non zoomée
+        word end_y_pos,byte transp_color,
+        word brush_width, // width réelle de la brosse
+        byte * buffer)
+{
+  byte* src = Brush+y_offset*brush_width + x_offset;
+  word y = y_pos;
+  byte bx;
+
+  // Pour chaque ligne
+  while(1)
+  {
+    Zoom_a_line(src,buffer,Main_magnifier_factor,width);
+    // On affiche facteur fois la ligne zoomée
+    for(bx=Main_magnifier_factor;bx>0;bx--)
+    {
+      byte* line_src = buffer;
+      byte* dest = Screen_pixels + y*ZOOMY * VIDEO_LINE_WIDTH + x_pos * ZOOMX;
+      word x;
+      // Pour chaque pixel de la ligne
+      for(x = width*Main_magnifier_factor;x > 0;x--)
+      {
+        if(*line_src!=transp_color)
+        {
+          *(dest+2)=*(dest+1)=*dest = *line_src;
+        }
+        line_src++;
+        dest+=ZOOMX;
+      }
+      // Double the line
+      memcpy(Screen_pixels + (y*ZOOMY+1)*VIDEO_LINE_WIDTH + x_pos*ZOOMX, Screen_pixels + y*ZOOMY*VIDEO_LINE_WIDTH + x_pos*ZOOMX, width*ZOOMX*Main_magnifier_factor);
+      // Triple the line
+      memcpy(Screen_pixels + (y*ZOOMY+2)*VIDEO_LINE_WIDTH + x_pos*ZOOMX, Screen_pixels + y*ZOOMY*VIDEO_LINE_WIDTH + x_pos*ZOOMX, width*ZOOMX*Main_magnifier_factor);
+      // Quadruple it
+      memcpy(Screen_pixels + (y*ZOOMY+3)*VIDEO_LINE_WIDTH + x_pos*ZOOMX, Screen_pixels + y*ZOOMY*VIDEO_LINE_WIDTH + x_pos*ZOOMX, width*ZOOMX*Main_magnifier_factor);
+      y++;
+      if(y==end_y_pos)
+      {
+        return;
+      }
+    }
+    src += brush_width;
+  }
+  // ATTENTION zone jamais atteinte
+}
+
+void Display_brush_mono_zoom_tall3(word x_pos, word y_pos,
+        word x_offset, word y_offset, 
+        word width, // width non zoomée 
+        word end_y_pos,
+        byte transp_color, byte color, 
+        word brush_width, // width réelle de la brosse
+        byte * buffer
+)
+
+{
+  byte* src = Brush + y_offset * brush_width + x_offset;
+  int y=y_pos*ZOOMY;
+
+  //Pour chaque ligne à zoomer :
+  while(1)
+  {
+    int bx;
+    // src = Ligne originale
+    // On éclate la ligne
+    Zoom_a_line(src,buffer,Main_magnifier_factor,width);
+
+    // On affiche la ligne Facteur fois à l'écran (sur des
+    // lignes consécutives)
+    bx = Main_magnifier_factor*ZOOMY;
+
+    // Pour chaque ligne écran
+    do
+    {
+      // On affiche la ligne zoomée
+      Display_transparent_mono_line_on_screen_tall3(
+        x_pos, y, width * Main_magnifier_factor, 
+        buffer, transp_color, color
+      );
+      // On passe à la ligne suivante
+      y++;
+      // On vérifie qu'on est pas à la ligne finale
+      if(y == end_y_pos*ZOOMY)
+      {
+        Redraw_grid( x_pos, y_pos,
+          width * Main_magnifier_factor, end_y_pos - y_pos );
+        Update_rect( x_pos, y_pos,
+          width * Main_magnifier_factor, end_y_pos - y_pos );
+        return;
+      }
+      bx --;
+    }
+    while (bx > 0);
+    
+    // Passage à la ligne suivante dans la brosse aussi
+    src+=brush_width;
+  }
+}
+
+void Clear_brush_scaled_tall3(word x_pos,word y_pos,word x_offset,word y_offset,word width,word end_y_pos,byte transp_color,word image_width,byte * buffer)
+{
+
+  // En fait on va recopier l'image non zoomée dans la partie zoomée !
+  byte* src = Main_screen + y_offset * image_width + x_offset;
+  int y = y_pos;
+  int bx;
+  (void)transp_color; // unused
+
+  // Pour chaque ligne à zoomer
+  while(1){
+    Zoom_a_line(src,buffer,Main_magnifier_factor*ZOOMX,width);
+
+    bx=Main_magnifier_factor;
+
+    // Pour chaque ligne
+    do{
+      // TODO a verifier
+      Display_line_on_screen_fast_tall3(x_pos,y,
+        width * Main_magnifier_factor,buffer);
+
+      // Ligne suivante
+      y++;
+      if(y==end_y_pos)
+      {
+        Redraw_grid(x_pos,y_pos,
+          width*Main_magnifier_factor,end_y_pos-y_pos);
+        Update_rect(x_pos,y_pos,
+          width*Main_magnifier_factor,end_y_pos-y_pos);
+        return;
+      }
+      bx--;
+    }while(bx!=0);
+
+    src+= image_width;
+  }
+}
+
+
diff --git a/src/pxtall3.h b/src/pxtall3.h
new file mode 100644
index 00000000..73570d3c
--- /dev/null
+++ b/src/pxtall3.h
@@ -0,0 +1,50 @@
+/* vim:expandtab:ts=2 sw=2:
+*/
+/*  Grafx2 - The Ultimate 256-color bitmap paint program
+
+    Copyright 2008 Yves Rizoud
+    Copyright 2007 Adrien Destugues
+    Copyright 1996-2001 Sunset Design (Guillaume Dorme & Karl Maritaud)
+
+    Grafx2 is free software; you can redistribute it and/or
+    modify it under the terms of the GNU General Public License
+    as published by the Free Software Foundation; version 2
+    of the License.
+
+    Grafx2 is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with Grafx2; if not, see <http://www.gnu.org/licenses/>
+*/
+
+//////////////////////////////////////////////////////////////////////////////
+///@file pxtall3.h
+/// Renderer for 3/4 tall pixels (3x4).
+//////////////////////////////////////////////////////////////////////////////
+
+#include "struct.h"
+
+  void Pixel_tall3                      (word x,word y,byte color);
+  byte Read_pixel_tall3                  (word x,word y);
+  void Block_tall3                      (word start_x,word start_y,word width,word height,byte color);
+  void Pixel_preview_normal_tall3       (word x,word y,byte color);
+  void Pixel_preview_magnifier_tall3        (word x,word y,byte color);
+  void Horizontal_XOR_line_tall3      (word x_pos,word y_pos,word width);
+  void Vertical_XOR_line_tall3        (word x_pos,word y_pos,word height);
+  void Display_brush_color_tall3        (word x_pos,word y_pos,word x_offset,word y_offset,word width,word height,byte transp_color,word brush_width);
+  void Display_brush_mono_tall3         (word x_pos,word y_pos,word x_offset,word y_offset,word width,word height,byte transp_color,byte color,word brush_width);
+  void Clear_brush_tall3                (word x_pos,word y_pos,word x_offset,word y_offset,word width,word height,byte transp_color,word image_width);
+  void Remap_screen_tall3               (word x_pos,word y_pos,word width,word height,byte * conversion_table);
+  void Display_part_of_screen_tall3 (word width,word height,word image_width);
+  void Display_line_on_screen_tall3   (word x_pos,word y_pos,word width,byte * line);
+  void Read_line_screen_tall3       (word x_pos,word y_pos,word width,byte * line);
+  void Display_part_of_screen_scaled_tall3(word width,word height,word image_width,byte * buffer);
+  void Display_brush_color_zoom_tall3   (word x_pos,word y_pos,word x_offset,word y_offset,word width,word end_y_pos,byte transp_color,word brush_width,byte * buffer);
+  void Display_brush_mono_zoom_tall3    (word x_pos,word y_pos,word x_offset,word y_offset,word width,word end_y_pos,byte transp_color,byte color,word brush_width,byte * buffer);
+  void Clear_brush_scaled_tall3           (word x_pos,word y_pos,word x_offset,word y_offset,word width,word end_y_pos,byte transp_color,word image_width,byte * buffer);
+  void Display_brush_tall3             (byte * brush, word x_pos,word y_pos,word x_offset,word y_offset,word width,word height,byte transp_color,word brush_width);
+
+  void Display_line_on_screen_fast_tall3   (word x_pos,word y_pos,word width,byte * line);
diff --git a/src/readini.c b/src/readini.c
index aa57aacb..f5db50cc 100644
--- a/src/readini.c
+++ b/src/readini.c
@@ -878,6 +878,10 @@ int Load_INI(T_Config * conf)
         if(Video_mode[0].Width < 2*320 || Video_mode[0].Height < 4*200)
           Pixel_ratio = PIXEL_SIMPLE;
         break;
+      case PIXEL_TALL3:
+        if(Video_mode[0].Width < 3*320 || Video_mode[0].Height < 4*200)
+          Pixel_ratio = PIXEL_SIMPLE;
+        break;
       case PIXEL_QUAD:
         if(Video_mode[0].Width < 4*320 || Video_mode[0].Height < 4*200)
           Pixel_ratio = PIXEL_SIMPLE;