def main():
logging.basicConfig(level=logging.DEBUG)
src = Source(rate=16000)
kws = KWS(model='alexa')
alexa = Alexa()
alexa.state_listener.on_listening = pixels.listen
alexa.state_listener.on_thinking = pixels.think
alexa.state_listener.on_speaking = pixels.speak
alexa.state_listener.on_finished = pixels.off
def on_detected(keyword):
logging.info('detected {}'.format(keyword))
alexa.listen()
kws.on_detected = on_detected
src.link(kws)
kws.link(alexa)
src.recursive_start()
while True:
try:
time.sleep(1)
except KeyboardInterrupt:
break
src.recursive_stop()
def main():
logging.basicConfig(level=logging.DEBUG)
src = Source(rate=16000)
ns = NS(rate=16000, channels=1)
kws = KWS()
alexa = Alexa(model='alexa')
src.link(ns)
ns.link(kws)
kws.link(alexa)
def on_detected(keyword):
logging.info('detected {}'.format(keyword))
alexa.listen()
kws.set_callback(on_detected)
src.recursive_start()
while True:
try:
time.sleep(1)
except KeyboardInterrupt:
break
src.recursive_stop()
def main():
logging.basicConfig(level=logging.DEBUG)
src = Source(rate=16000, channels=8)
ch1 = ChannelPicker(channels=8, pick=1)
ns = NS(rate=16000, channels=1)
kws = KWS(model='alexa')
doa = DOA(rate=16000)
alexa = Alexa()
src.link(ch1)
ch1.link(ns)
ns.link(kws)
kws.link(alexa)
src.link(doa)
def on_detected(keyword):
logging.info('detected {} at direction {}'.format(
keyword, doa.get_direction()))
alexa.listen()
kws.set_callback(on_detected)
src.recursive_start()
while True:
try:
time.sleep(1)
except KeyboardInterrupt:
break
src.recursive_stop()
class StateMachine:
def __init__(self, wake_word_model):
self.__src = Source(rate=16000)
self.__ns = NS(rate=16000, channels=1)
self.__kws = KWS(model=wake_word_model)
self.__alexa = Alexa()
self.__src.link(self.__ns)
self.__ns.link(self.__kws)
self.__kws.link(self.__alexa)
self.__pixels = ThreePixels()
self.__button = Button()
self.__alexa.state_listener.on_listening = self.on_listening
self.__alexa.state_listener.on_thinking = self.on_thinking
self.__alexa.state_listener.on_speaking = self.on_speaking
self.__alexa.state_listener.on_finished = self.on_finished
def on_listening(self):
self.__pixels.wakeup()
def on_thinking(self):
self.__pixels.think()
def on_speaking(self):
self.__pixels.speak()
def on_finished(self):
self.__pixels.off()
def __on_detected(self, keyword):
print('detected {}'.format(keyword))
print('Alexa is listening!')
self.__alexa.listen()
def __pushed_button(self, channel):
print('button pushed')
print('Alexa is listening!')
self.__alexa.listen()
def start(self):
print('starting voice engine')
self.__kws.set_callback(self.__on_detected)
Button.set_callback_on_rising(self.__pushed_button)
self.__src.recursive_start()
def stop(self):
print('stopping voice engine')
self.__src.recursive_stop()
Button.clean_up()
self.__pixels.off()
def main():
logging.basicConfig(level=logging.DEBUG)
src = Source(rate=16000, channels=4)
ch1 = ChannelPicker(channels=4, pick=1)
ns = NS(rate=16000, channels=1)
kws = KWS(model='snowboy')
doa = DOA(rate=16000)
alexa = Alexa()
alexa.state_listener.on_listening = pixels.listen
alexa.state_listener.on_thinking = pixels.think
alexa.state_listener.on_speaking = pixels.speak
alexa.state_listener.on_finished = pixels.off
def on_detected(keyword):
direction = doa.get_direction()
logging.info('detected {} at direction {}'.format(keyword, direction))
pixels.wakeup(direction)
alexa.listen()
kws.on_detected = on_detected
src.link(ch1)
ch1.link(ns)
ns.link(kws)
kws.link(alexa)
src.link(doa)
src.recursive_start()
while True:
try:
time.sleep(1)
except KeyboardInterrupt:
break
src.recursive_stop()
def main():
logging.basicConfig(level=logging.DEBUG)
src = Source(rate=16000, channels=4)
ch1 = ChannelPicker(channels=4, pick=1)
ns = NS(rate=16000, channels=1)
kws = KWS(model='snowboy')
doa = DOA(rate=16000)
alexa = Alexa()
alexa.state_listener.on_listening = pixels.listen
alexa.state_listener.on_thinking = pixels.think
alexa.state_listener.on_speaking = pixels.speak
alexa.state_listener.on_finished = pixels.off
def on_detected(keyword):
direction = doa.get_direction()
logging.info('detected {} at direction {}'.format(keyword, direction))
pixels.wakeup(direction)
alexa.listen()
kws.on_detected = on_detected
src.link(ch1)
ch1.link(ns)
ns.link(kws)
kws.link(alexa)
src.link(doa)
src.recursive_start()
while True:
try:
time.sleep(1)
except KeyboardInterrupt:
break
src.recursive_stop()
def main():
src = Source(rate=16000, frames_size=320, channels=8)
# ds = DelaySum(channels=8, frames_size=src.frames_size, max_offset=max_offset)
ch0 = ChannelPicker(channels=src.channels, pick=0)
kws = KWS()
# doa = DOA(rate=16000, chunks=20)
alexa = Alexa()
# alexa.state_listener.on_listening = pixel_ring.listen
# alexa.state_listener.on_thinking = pixel_ring.think
# alexa.state_listener.on_speaking = pixel_ring.speak
# alexa.state_listener.on_finished = pixel_ring.off
src.link(ch0)
ch0.link(kws)
kws.link(alexa)
# src.link(doa)
def on_detected(keyword):
# direction = doa.get_direction()
alexa.listen()
# pixel_ring.wakeup((direction + 0) % 360)
# print('detected {} at direction {}'.format(keyword, direction))
print('detected keyword')
kws.on_detected = on_detected
src.recursive_start()
while True:
try:
time.sleep(1)
except KeyboardInterrupt:
print('quit')
break
src.recursive_stop()
def main():
logging.basicConfig(level=logging.DEBUG)
src = Source(rate=16000, channels=4, device_name='default')
ds = DelaySum(channels=src.channels)
ns = NS(rate=16000, channels=1)
kws = KWS(model='alexa')
alexa = Alexa()
alexa.state_listener.on_listening = leds_on
# alexa.state_listener.on_thinking = pixel_ring.think
# alexa.state_listener.on_speaking = pixel_ring.speak
alexa.state_listener.on_finished = leds_off
src.link(ds)
ds.link(ns)
ns.link(kws)
kws.link(alexa)
def on_detected(keyword):
logging.info('\ndetected {}'.format(keyword))
alexa.listen()
kws.set_callback(on_detected)
is_quit = []
def signal_handler(sig, frame):
is_quit.append(True)
print('quit')
signal.signal(signal.SIGINT, signal_handler)
src.pipeline_start()
while not is_quit:
time.sleep(1)
src.pipeline_stop()
import time
import signal
from voice_engine.source import Source
from voice_engine.kws import KWS
from voice_engine.ns import NS
from avs.alexa import Alexa
src = Source(rate=16000)
ns = NS(rate=16000, channels=1)
kws = KWS(model='/home/pi/coach/alexa.pmdl')
alexa = Alexa()
src.link(ns)
ns.link(kws)
kws.link(alexa)
def on_detected(keyword):
print('detected {}'.format(keyword))
print('Alexa is listening!')
alexa.listen()
kws.set_callback(on_detected)
is_quit = []
def signal_handler(signal, frame):
print('Quit')
is_quit.append(True)
def main(api_endpoint, credentials, project_id, device_model_id, device_id,
device_config, lang, verbose, grpc_deadline, once, *args, **kwargs):
"""Samples for the Google Assistant API.
Examples:
Run the sample with microphone input and speaker output:
$ python -m googlesamples.assistant
Run the sample with file input and speaker output:
$ python -m googlesamples.assistant -i <input file>
Run the sample with file input and output:
$ python -m googlesamples.assistant -i <input file> -o <output file>
"""
# Setup logging.
logging.basicConfig(level=logging.DEBUG if verbose else logging.INFO)
# Load OAuth 2.0 credentials.
try:
with open(credentials, 'r') as f:
credentials = google.oauth2.credentials.Credentials(token=None,
**json.load(f))
http_request = google.auth.transport.requests.Request()
credentials.refresh(http_request)
except Exception as e:
logging.error('Error loading credentials: %s', e)
logging.error('Run google-oauthlib-tool to initialize '
'new OAuth 2.0 credentials.')
sys.exit(-1)
# Create an authorized gRPC channel.
grpc_channel = google.auth.transport.grpc.secure_authorized_channel(
credentials, http_request, api_endpoint)
logging.info('Connecting to %s', api_endpoint)
if not device_id or not device_model_id:
try:
with open(device_config) as f:
device = json.load(f)
device_id = device['id']
device_model_id = device['model_id']
logging.info("Using device model %s and device id %s",
device_model_id, device_id)
except Exception as e:
logging.warning('Device config not found: %s' % e)
logging.info('Registering device')
if not device_model_id:
logging.error('Option --device-model-id required '
'when registering a device instance.')
sys.exit(-1)
if not project_id:
logging.error('Option --project-id required '
'when registering a device instance.')
sys.exit(-1)
device_base_url = ('https://%s/v1alpha2/projects/%s/devices' %
(api_endpoint, project_id))
device_id = str(uuid.uuid1())
payload = {
'id': device_id,
'model_id': device_model_id,
'client_type': 'SDK_SERVICE'
}
session = google.auth.transport.requests.AuthorizedSession(
credentials)
r = session.post(device_base_url, data=json.dumps(payload))
if r.status_code != 200:
logging.error('Failed to register device: %s', r.text)
sys.exit(-1)
logging.info('Device registered: %s', device_id)
pathlib.Path(os.path.dirname(device_config)).mkdir(exist_ok=True)
with open(device_config, 'w') as f:
json.dump(payload, f)
assistant = SampleAssistant(lang, device_model_id, device_id, grpc_channel,
grpc_deadline)
src = Source(rate=16000, frames_size=1600)
kws = KWS(model='snowboy', sensitivity=0.6)
src.link(kws)
kws.link(assistant)
def on_keyword(keyword):
print('detected')
assistant.listen()
quit_event = threading.Event()
def on_interrupt(sig, frame):
print('quit')
quit_event.set()
signal.signal(signal.SIGINT, on_interrupt)
kws.on_detected = on_keyword
assistant.start()
kws.start()
src.start()
while not quit_event.is_set():
time.sleep(1)
src.stop()
kws.stop()
assistant.stop()