diff --git a/img2array.py b/img2array.py
index b3e685d..7bab2a0 100644
--- a/img2array.py
+++ b/img2array.py
@@ -3,16 +3,39 @@
 # by drummyfish
 # released under CC0 1.0.
 
+import sys
 from PIL import Image
 
+def printHelp():
+  print("Convert image to C array for small3dlib.")
+  print("usage:\n")
+  print("  python img2array.py [TODO] file\n")
+  print("  TODO\n")
+  print("");
+  print("by Miloslav \"drummyfish\" Ciz")
+  print("released under CC0 1.0")
 
+if len(sys.argv) < 2:
+  printHelp()
+  quit()
 
+FILENAME = ""
+NAME = "texture"
+GUARDS = False
+OUT_WIDTH = 64
+OUT_HEIGHT = 64
 
-FILENAME = "house.png"
-NAME = "house"
-
-OUT_WIDTH = 256
-OUT_HEIGHT = 256
+for s in sys.argv:
+  if s [:2] == "-x":
+    OUT_WIDTH = int(s[2:])
+  elif s [:2] == "-y":
+    OUT_HEIGHT = int(s[2:])
+  elif s == "-h":
+    GUARDS = True
+  elif s[:2] == "-n":
+    NAME = s[2:]
+  else:
+    FILENAME = s
 
 image = Image.open(FILENAME).convert("RGB")
 pixels = image.load()
@@ -22,8 +45,8 @@ pixels2 = image2.load()
 
 imageArray = []
 
-for y in range(OUT_WIDTH):
-  for x in range(OUT_HEIGHT):
+for y in range(OUT_HEIGHT):
+  for x in range(OUT_WIDTH):
     coord = (
       int(x / float(OUT_WIDTH) * image.size[0]),
       int(y / float(OUT_HEIGHT) * image.size[1]))
@@ -34,6 +57,12 @@ for y in range(OUT_WIDTH):
 
     pixels2[x,y] = pixel
 
+#-----------------------
+
+if GUARDS:
+  print("#ifndef " + NAME.upper() + "_TEXTURE_H")
+  print("#define " + NAME.upper() + "_TEXTURE_H\n")
+
 print("#define " + NAME.upper() + "_WIDTH " + str(OUT_WIDTH))
 print("#define " + NAME.upper() + "_HEIGHT " + str(OUT_HEIGHT))
 print("")
@@ -57,4 +86,7 @@ for v in imageArray:
 print(arrayString[:-1])
 print("}; // " + NAME + "Texture")
 
-image2.save("out.png")
+if GUARDS:
+  print("\n#endif // guard")
+
+image2.save(NAME + "_preview.png")
diff --git a/obj2array.py b/obj2array.py
index 7fdb3cb..3d4c04c 100644
--- a/obj2array.py
+++ b/obj2array.py
@@ -150,8 +150,8 @@ def arrayString(name, array, components, scales, align, short, dataType):
 result = ""
 
 if GUARDS:
-  print("#ifndef " + NAME.upper() + "_H")
-  print("#define " + NAME.upper() + "_H\n")
+  print("#ifndef " + NAME.upper() + "_MODEL_H")
+  print("#define " + NAME.upper() + "_MODEL_H\n")
 
 print(arrayString(NAME + "Vertices",vertices,3,[VERTEX_SCALE],5,False,"S3L_Unit"))
 print(arrayString(NAME + "TriangleIndices",triangles,3,[1],5,True,"S3L_Index"))
@@ -172,7 +172,7 @@ else:
 
   print(arrayString(NAME + "TriangleUVs",uvs2,6,[U_SCALE,V_SCALE],5,False,"S3L_Unit"))
 
-print("S3L_Model3D " + NAME + " = ")
+print("S3L_Model3D " + NAME + "Model = ")
 
 if COMPACT:
   print("{.vertices=" +