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import GPU
GPU.platform_id = -1 #Remove the # at the start of the line to choose platform
import numpy as np
import random
try:
import Tkinter as tk
import tkFileDialog as filedialog
except:
import tkinter as tk
from tkinter import filedialog
import namemaker3
import os
import wave
import struct
directory = os.path.realpath(__file__)
try:
directory = directory[:directory.rindex('/')]
except:
directory = directory[:directory.rindex('\\')]
single = ['cos', 'sin'] #Operations on a single number
binary = ['*', '+', '-'] #Operations for 2 numbers
numlist = ['x', 'Constant']
def randFunction(functionLength, singleweight, numberweight):
hasx = False
while not hasx:
#Types: b for binary, s for single, f for first, n for number
function = ''
lasttype = 'f'
thistype = 0
hasx = 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
lasttype = 'n'
function += ')'
length += 1
if function.count('(') > function.count(')'):
function += ')' * (function.count('(') - function.count(')'))
return function
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):]
gpu = GPU.GPU()
clProgramTemplate = open('AutoAudioGPU.cl').read()
def createAudio(length, sampleRate, functionLength, singleWeight, numberWeight):
function = randFunction(functionLength, singleWeight, numberWeight)
clProgram = replace(clProgramTemplate, '<FUNCTION>', function)
gpu.readFromString(clProgram)
globalSize = (length*sampleRate,)
output = np.zeros(globalSize, dtype=np.float32)
gpu.setup([], output)
output = gpu.run('AutoAudio', globalSize) % (32767 * 2) - 32767
name = directory + '/' + \
' '.join([namemaker3.generate() for i in range(3)]) + '.wav'
outputFile = wave.open(name, 'w')
outputFile.setparams((1, 1, sampleRate, 0, 'NONE', 'not compressed'))
outputFile.writeframes(output)
outputFile.close()
def createAudios():
global goToMenuButton, finishedLabel
try:
length = int(lengthVar.get())
sampleRate = int(sampleRateVar.get())
functionLength = float(functionLengthVar.get())
singleWeight = float(singleWeightVar.get())
numberWeight = float(numberWeightVar.get())
numAudios = int(numAudiosVar.get())
except:
errorLabel.config(text='Error: All settings must be numbers')
return
menu.destroy()
loadingLabel = tk.Label(root, text='Creating audio files...')
loadingLabel.grid(row=2, column=0)
for i in range(numAudios):
loadingLabel.config(text='Creating audio files... ' + str(i)\
+ '/' + str(numAudios), font=('Helvetica', 16))
root.update()
createAudio(length, sampleRate, functionLength, singleWeight,
numberWeight)
loadingLabel.destroy()
finishedLabel = tk.Label(root, text='AutoImages has finished creating your\
images.')
finishedLabel.grid(row=2, column=0)
goToMenuButton = tk.Button(root, text='Go back to menu', command=goToMenu)
goToMenuButton.grid(row=3, column=0)
def chooseDir():
global directory
directory = filedialog.askdirectory(title='Choose a directory for your\
audio files')
directoryLabel.config(text=directory)
def goToMenu():
global menu, errorLabel, directoryLabel
try:
goToMenuButton.destroy()
finishedLabel.destroy()
except:
pass
menu = tk.Frame(root)
menu.grid(row=1, column=0)
tk.Label(menu, text='Length: ').grid(row=0, column=0, sticky=tk.E)
tk.Entry(menu, textvariable=lengthVar).grid(row=0, column=1)
tk.Label(menu, text='Sample rate: ').grid(row=1, column=0, sticky=tk.E)
tk.Entry(menu, textvariable=sampleRateVar).grid(row=1, column=1)
tk.Label(menu, text='Function length: ').grid(row=2, column=0, sticky=tk.E)
tk.Entry(menu, textvariable=functionLengthVar).grid(row=2, column=1)
tk.Label(menu, text='Single operation weight: ').grid(row=3,
column=0, sticky=tk.E)
tk.Entry(menu, textvariable=singleWeightVar).grid(row=3, column=1)
tk.Label(menu, text='Number weight: ').grid(row=4, column=0, sticky=tk.E)
tk.Entry(menu, textvariable=numberWeightVar).grid(row=4, column=1)
tk.Label(menu, text='Number of audio files: ').grid(row=5, column=0,
sticky=tk.E)
tk.Entry(menu, textvariable=numAudiosVar).grid(row=5, column=1)
tk.Button(menu, text='Choose Directory',
command=chooseDir).grid(row=6, column=0, sticky=tk.E)
directoryLabel = tk.Label(menu, text=directory)
directoryLabel.grid(row=6, column=1, sticky=tk.W)
tk.Button(menu, text='Create', command=createAudios).grid(row=7, column=0)
errorLabel = tk.Label(menu, text='', fg='red')
errorLabel.grid(row=8, column=0)
root = tk.Tk()
root.title('AutoAudio')
root.geometry('800x500+0+0')
lengthVar = tk.StringVar(root, '5')
sampleRateVar = tk.StringVar(root, '44100')
functionLengthVar = tk.StringVar(root, '80')
singleWeightVar = tk.StringVar(root, '1')
numberWeightVar = tk.StringVar(root, '1')
numAudiosVar = tk.StringVar(root, '5')
tk.Label(root, text='AutoAudio',
font=('Helvetica', 24)).grid(row=0, column=0) #Title label
goToMenu()
root.mainloop()
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