diff --git a/code/bmp.py b/code/bmp.py
index 893a69b..57c3627 100644
--- a/code/bmp.py
+++ b/code/bmp.py
@@ -15,9 +15,6 @@ img.parse( sys.argv[1] );
 ### print header human-readable data ###
 print img.header.info()
 
-print
-print img.content.readableData
-print
 ### print file human-readable data ###
 #print img.readableData
 
@@ -28,7 +25,18 @@ print
 #print img.content.readableData
 
 
-for line in img.content.map:
-	for pixel in line:
-		print "rgb(%s, %s, %s)" % (pixel.r, pixel.g, pixel.b)
-	print
\ No newline at end of file
+
+
+#for line in img.content.map:
+#	for pixel in line:
+#		print "rgb(%s, %s, %s)" % (pixel.r, pixel.g, pixel.b)
+#	print
+
+for byte in img.content.bin:
+	print ord(byte),
+print
+
+img.content.unparse( img.content.map )
+
+for byte in img.content.bin:
+	print ord(byte),
\ No newline at end of file
diff --git a/code/classes.py b/code/classes.py
index 102df19..b8facba 100644
--- a/code/classes.py
+++ b/code/classes.py
@@ -140,9 +140,20 @@ class BMPContent:
 
 	# unparse une map de pixels en binaire
 	def unparse(self, map):
-		print "To Do!"
-		print "unparsing content and creating header"
-			
+		self.map = map
+		
+		height  = len( map    ) # nb de lignes   = taille de la map
+		width   = len( map[0] ) # nb de colonnes = taille des lignes de la map
+		padding = ( 4 - width*3 % 4 ) % 4 # padding de bourrage de lignes
+		
+		
+		self.bin = ""
+		for line in self.map[::-1]:
+			for pixel in line:
+				self.bin += unichr(pixel.b) + unichr(pixel.g) + unichr(pixel.r)
+			for zero in range(0, padding):
+				self.bin += unichr(0)
+		
 #################################
 # classe contenant un pixel RGB #
 #################################
diff --git a/code/classes.pyc b/code/classes.pyc
index 78f0a29..1de96c7 100644
Binary files a/code/classes.pyc and b/code/classes.pyc differ