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import GPU
GPU.platform_id = -1
import random
import numpy as np
import time
try:
import Tkinter as tk
except:
import tkinter as tk
try:
import ImageTk
import Image
except:
from PIL import ImageTk
from PIL import Image
single = ['cos', 'sin'] #Operations on a single number
binary = ['*', '+', '-'] #Operations for 2 numbers
numlist = ['x', 'y', 't', 'Constant']
def randFunction(functionLength, singleweight, numberweight):
hasx = False
hasy = False
hast = False
while not(hasx and hasy and hast):
#Types: b for binary, s for single, f for first, n for number
function = ''
lasttype = 'f'
thistype = 0
hasx = False
hasy = False
hast = False
chanceend = 0
length = 1 #Number of operations done so far
while True:
chanceend = (1.0 - (1.0 / length)) ** (float(functionLength)/7)
if lasttype == 'n':
number = random.random()
if number < chanceend:
break
function = '(' + function + ')' + random.choice(binary)
lasttype = 'b'
elif lasttype == 's' or lasttype == 'b' or lasttype == 'f':
function += '('
thistype = random.random()
if thistype < singleweight / (singleweight + numberweight):
function += random.choice(single)
lasttype = 's'
else:
what = random.choice(numlist)
if what == 'Constant':
function += str(random.gauss(150, 50))
else:
function += what
if what == 'x':
hasx = True
elif what == 'y':
hasy = True
elif what == 't':
hast = True
lasttype = 'n'
function += ')'
length += 1
if function.count('(') > function.count(')'):
function += ')' * (function.count('(') - function.count(')'))
return function
gpu = GPU.GPU()
root = tk.Tk()
root.geometry('720x480')
root.title('AutoVideosLive')
def replace(s, substr, newsubstr):
#Replaces the first instance of substr in s with newsubstr
return s[:s.index(substr)] + newsubstr + s[s.index(substr)+len(substr):]
t = 0
def startVideo():
global width, height, rfunction, gfunction, bfunction
global imageLabel, globalSize, clProgramTemplate, t
root.update()
resolution = root.winfo_width(), root.winfo_height()
root.resizable(False, False)
startButton.destroy()
infoLabel.destroy()
imageLabel = tk.Label(root)
imageLabel.pack()
width, height = resolution
globalSize = (width*height*3,)
rfunction = randFunction(80., 1., 1.)
gfunction = randFunction(80., 1., 1.)
bfunction = randFunction(80., 1., 1.)
clProgramTemplate = open('AutoVideosLive.cl').read()
clProgramTemplate = replace(clProgramTemplate, '<WIDTH>', str(width))
clProgramTemplate = replace(clProgramTemplate, '<RFUNCTION>', rfunction)
clProgramTemplate = replace(clProgramTemplate, '<GFUNCTION>', gfunction)
clProgramTemplate = replace(clProgramTemplate, '<BFUNCTION>', bfunction)
t = 0
playFrame()
def onSpacePress():
global rfunction, gfunction, bfunction
global clProgramTemplate, t
rfunction = randFunction(80., 1., 1.)
gfunction = randFunction(80., 1., 1.)
bfunction = randFunction(80., 1., 1.)
clProgramTemplate = open('AutoVideosLive.cl').read()
clProgramTemplate = replace(clProgramTemplate, '<WIDTH>', str(width))
clProgramTemplate = replace(clProgramTemplate, '<RFUNCTION>', rfunction)
clProgramTemplate = replace(clProgramTemplate, '<GFUNCTION>', gfunction)
clProgramTemplate = replace(clProgramTemplate, '<BFUNCTION>', bfunction)
t = 0
def playFrame():
global t
clProgram = replace(clProgramTemplate, '<FRAMENUMBER>', str(float(t)))
start = time.time()
gpu.readFromString(clProgram)
output = np.zeros(globalSize, dtype=np.float32)
gpu.setup([], output)
output = gpu.run('AutoFrame', globalSize) % 255
output.resize(height, width, 3, refcheck=False)
output = output.astype(np.uint8)
img = Image.fromarray(output, 'RGB')
photo = ImageTk.PhotoImage(img.convert('RGBA'))
imageLabel.config(image=photo)
imageLabel.image = photo
t += 1
end = time.time()
print end-start
root.after(1, playFrame)
def spacePress(e):
if e.char == ' ':
onSpacePress()
startButton = tk.Button(text='Start video at this resolution',
command=startVideo)
startButton.pack()
infoLabel = tk.Label(text='Press space to change video.')
infoLabel.pack()
root.bind('<Key>', spacePress)
root.mainloop()
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