def main(input_file, output_file, speed, debug=False):
"""
Main control flow for Voice Assistant device.
"""
GPIO.setmode(GPIO.BOARD)
button = Button(17)
button.hold_time = 2
button.when_held = play_tutorial
light = led.LED()
# pull last saved speed from json
with open('save_state.json', 'r') as saveFile:
response = json.load(saveFile)
speed = float(response['savedSpeed'])
client = avs.connect_to_avs()
dialog_req_id = [helpers.generate_unique_id()]
audio_process = Processing(input_file, output_file, speed, 15)
os.system("mpg321 audio_instrs/startup.mp3")
# check if should play tutorial, requires holding for 2 sec
time.sleep(5)
if IN_TUTORIAL:
print("hello in tutorial")
time.sleep(78)
if speed == 1:
os.system("mpg321 " + menu_filenames[int(speed) - 1])
light.flash(led.RED)
elif speed == 2:
os.system("mpg321 " + menu_filenames[int(speed) - 1])
light.flash(led.GRN)
else:
os.system("mpg321 " + menu_filenames[int(speed) - 1])
light.flash(led.BLUE)
# reset hold time/when_held func to go to menu
button.hold_time = 5
button.when_held = partial(launch_menu, button, light, audio_process)
try:
while True:
print("ready for input")
light.change_color(led.GRN)
# record from mic
if input_file == "in.wav":
button.wait_for_press()
if button.is_pressed:
button.wait_for_release()
if IN_MENU:
while IN_MENU:
pass
continue
rec = Recording(input_file)
light.change_color(led.BLU)
rec.record(button)
light.change_color(led.ALL)
if debug:
output_file = input_file
else:
audio_process.apply()
# send to avs
# outfiles = avs.send_rec_to_avs(output_file, client)
outfiles = avs.send_rec_to_avs(output_file, client, dialog_req_id)
# play back avs response
light.change_color(led.PUR)
if not outfiles:
light.change_color(led.RED)
os.system("mpg321 audio_instrs/alexa-noresponse.mp3")
print("Error, no outfiles")
time.sleep(1)
for of in outfiles:
print("playing: " + of)
os.system("mpg321 " + of)
if input_file == 'in.wav':
print("Command completed! Waiting for new input!")
else:
light.interrupt()
break
except KeyboardInterrupt:
light.interrupt()
import pyaudio
import wave
import time
from recording import Recording
from gpiozero import Button
button = Button(17)
button.wait_for_press()
rec = Recording("out.wav")
rec.record(button)
