add python-script to send gifs

send_gif.py

@@ -0,0 +1,26 @@
+from os import listdir
+from PIL import Image
+import paho.mqtt.publish as publish
+import time
+
+C_BLACK = 0
+C_WHITE = 255
+
+for img in listdir("."):
+    print(img)
+    if img[-3:] == "gif":
+        print("converting " + img)
+        image = Image.open(img)
+        image = image.convert(mode='RGBA')
+        image = image.resize((80,16))
+        imgmap = ""
+        for pixel in image.getdata():
+            r, g, b, a = pixel
+            if r == C_WHITE:
+                imgmap += "1"
+            else:
+                imgmap += "0"
+        
+        publish.single("raum2/flipdot/image", imgmap, hostname="raum.ctdo.de")
+
+        time.sleep(1)