Performance improvement and image quality controls

image2dice_pattern/dice_art_pattern_from_image_create_dice_image_by_paste.py

@@ -1,22 +1,24 @@
 from PIL import Image, ImageOps, ImageDraw
 
-def diceImage(dicenumber,dicesize):
-    dim = Image.open("dice/" + str(dicenumber) + ".jpg")
-    dim = dim.resize((dicesize,dicesize), Image.ANTIALIAS)
-    return dim
-
-dicew = 100
-
-im = Image.open("/tmp/image.png")
+dicew = 300
+quality = 6 # minimum = 1, maximum = resolution of your dice image / dicesize
+im = Image.open("image.png")
 im = ImageOps.grayscale(im)
 im = ImageOps.equalize(im)
 
 diceh = im.height / im.width * dicew
 
 dicesize = int(im.width / dicew)
 
-nim = Image.new("L", (im.width, im.height), 'white')
-nimd = ImageDraw.Draw(nim)
+nim = Image.new("L", (im.width * quality, im.height * quality), 'white')
+# nimd = ImageDraw.Draw(nim)
+
+dices = []
+for i in range(1, 7):
+    dim = Image.open("dice/" + str(i) + ".jpg")
+    dim = dim.resize((dicesize * quality, dicesize * quality), Image.ANTIALIAS)
+    dim = ImageOps.equalize(dim)
+    dices.append(dim)
 
 for y in range(0, im.height-dicesize, dicesize):
     for x in range(0, im.width-dicesize, dicesize):
@@ -26,11 +28,11 @@ def diceImage(dicenumber,dicesize):
                 thisSectorColor += im.getpixel((x+dicex, y+dicey))
         thisSectorColor = thisSectorColor / (dicesize **2 )
 
-        nimd.rectangle(((x, y),(x+dicesize, y+dicesize)), thisSectorColor)
+        #nimd.rectangle(((x, y),(x+dicesize, y+dicesize)), thisSectorColor)
         diceNumber = (255-thisSectorColor) * 5 / 255 + 1
         #print (x, y, thisSectorColor, diceNumber)
-        print diceNumber,
-        im.paste(diceImage(diceNumber,dicesize), (x,y))
-    print
-im.save("diceimage.png")
-im.show()
+        # print diceNumber,
+        nim.paste(dices[diceNumber - 1], (x * quality, y * quality))
+    # print
+nim.save("diceimage.png")
+# nim.show()