ampcontrol.py

#!/usr/bin/env python

TCP_IP = '10.0.0.7'
TCP_PORT = 50001
BUFFER_SIZE = 1024

import socket
import sys, time

def send(MESSAGE):
    MESSAGE = MESSAGE.decode('hex')

    s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
    s.connect((TCP_IP, TCP_PORT))
    s.send(MESSAGE)
    s.close()

def turnOff():
    send("0001020900")
    
def turnOn():
    send("0001020901")

def setVol(n):
    send("00010204"+(hex(int(n))[2:]).zfill(2))




def getSetVol(delta): #Fuck yeah magic numbers
    MESSAGE = "000102020b000102020400010202060001020207000102020800010202050001020209000102020a000102020c0001020203000102020d00010207000001020800000102020b000102020400010202060001020207000102020800010202050001020209000102020a000102020c0001020203000102020d00010207000001020800"
    s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
    s.connect((TCP_IP, TCP_PORT))
    s.send(MESSAGE.decode('hex'))
    counter = 0
    while True:
        x = s.recv(1024)
        for a in x:
            if counter==11:
                z = ord(a)
                s.send(("00010204"+(hex(int(z+delta))[2:]).zfill(2)).decode('hex'))
                s.close()
                return z
            counter += 1
    


if len(sys.argv)==2:
    if sys.argv[1]=="up":
        getSetVol(6)
    elif sys.argv[1]=="down":
        getSetVol(-6)
else:
    print "Please give up or down as argument"