# Tk_audio_generator3.py

# Tk_audio_generator3.py ZZZ an attempt to create beautiful samples of sound

dir='C://py//audio//samples//'

ww = 600
hh = 600

try:
    from Tkinter import *
except:
    from tkinter import *
import random

import wave
import math
import struct

import itertools

sample_rate = 44100
duration = 1 # seconds of audio
SAMPLE_LEN = sample_rate * duration

# -32767 to 32767
for_amp = 32767

def ttt():
    AMPS[amp,dur] += [int(t)]

freq = 16
AMPS = {}
for amp in range(10,for_amp,10):
    print for_amp,'/',amp
    for dur in range(freq,freq+32,freq):
        t = 0
        AMPS[amp,dur] = []
        bit = (amp*1.0)/(dur*4)
        for _ in range(dur/4): # up
            ttt()
            t += bit
        for _ in range(dur/2): # down
            ttt()
            t -= bit
        for _ in range(dur/4): # up
            ttt()
            t += bit

root = Tk()
canvas = Canvas(root, width=ww, height=hh, bg='white')
canvas.pack()

def save_wave(packed_value):
    sss = str(tag)
    noise_output = wave.open(dir+sss+'.wav', 'w')
    noise_output.setparams((2, 2, sample_rate, 0, 'NONE', 'not compressed'))
    noise_output.writeframes('\n'.join(packed_value))
    noise_output.close()

def draw_wave(values):
    canvas.delete(ALL)
    canvas.create_line(values, fill='red')
    canvas.update()

amplitude = -0.1
frequency = 20

'''
t = 100
while 1: # 9282
    for p in itertools.permutations(AMPS, t):
        print t
        t += 1
        break
'''

tag = 0
for p in itertools.permutations(AMPS, 3680): # note: keep permutations near lowest
    p = list(p)
    graph = []
    sound = []
    x = 0
    for bit in range(2,int(SAMPLE_LEN*2)+2):
        while 1:
            try:
                data = segment.pop()
                break
            except:
                amp,freq = p.pop()
                segment = AMPS[amp,freq][:]
        graph += [(x,data*0.12+hh/2)]
        sound += [struct.pack('h', data)]
        x += 1
    draw_wave(graph)
    save_wave(sound)
    tag += 1