Ambilight emulation using python

PythonHueAmbilight.py

from PIL import ImageGrab
from PIL import ImageStat
from phue import Bridge
from time import sleep
import time
import math
import zachhue
import colorsys

width = 1920
height = 1080
boundingbox = (int(width * 0.4), int(height * 0.4), int(width * 0.8), int(height * 0.8))
resize = True
destWidth = 20

lastXY = 0
lastBrightness = 0
minBrightness = 100
maxBrightness = 255

while 1:
    # fullscreen
    im = 0
    if(resize):
        im=ImageGrab.grab()
        im = im.resize((destWidth, int(destWidth / (width/height))))
    else:
        im=ImageGrab.grab()
    
    qstats = im.quantize(1).convert("RGB").getpixel((0, 0))
    
    xy = zachhue.RGBtoXY(qstats[0], qstats[1], qstats[2])
    
    #hls = colorsys.rgb_to_hsv(stats.mean[0], stats.mean[1], stats.mean[2])
    #brightness = int(math.fabs(math.sin(time.clock() * 0.5)) * (255-60)) + 60
    #print(brightness)
    
    if lastXY == xy:
        newBrightness = 0
        if lastBrightness == minBrightness:
            newBrightness = maxBrightness
        else:
            newBrightness = minBrightness
            
        zachhue.OnXY(zachhue.office, xy, newBrightness, 10)
        lastBrightness = newBrightness
        sleep(3)
        
    else:    
        zachhue.OnXY(zachhue.office, xy, lastBrightness, 0.5)
        
    lastXY = xy
    #sleep(0.5)