import socket
import sys
import random
import struct
import time

host = '127.0.0.1'
port = 3425

def send_pixel(s, x, y, color):
    msg = struct.pack("hhccc", x, y, *[chr(q) for q in color])
    #print len(msg), "'" + msg + "'"
    s.sendto(msg, (host, port))

def send_image_file(s, filename):
    from PIL import Image
    img = Image.open(filename)
    img_data = img.load()
    width, height = img.size
    for x in range(width):
        for y in range(height):
            send_pixel(s, x, y, img_data[x,y])

def send_image_file_random(s, filename):
    from PIL import Image
    img = Image.open(filename)
    img_data = img.load()
    width, height = img.size
    while 1:
        x = random.randint(0, width-1)
        y = random.randint(0, height-1)
        send_pixel(s, x, y, img_data[x,y])
        time.sleep(0.001)


if __name__ == "__main__":
    try:
        s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
    except:
        print "Failed to create socket"
        sys.exit()

    send_image_file_random(s, sys.argv[1])