def active_listen():
"""
Actively listens for speech to translate into text
:return: speech input as a text string
"""
global r
# use the default microphone as the audio source
with tts.ignore_stderr():
with speech_recognition.Microphone() as src:
# listen for 1 second to adjust energy threshold for ambient noise
# r.adjust_for_ambient_noise(src)
print("\n~ Active listening... ")
tts.play_mp3('double-beep.mp3')
# listen for the first phrase and extract it into audio data
audio = r.listen(src)
msg = ''
try:
msg = r.recognize_google(audio) # recognize speech using Google STT
print('\n~ "'+msg+'"')
except speech_recognition.UnknownValueError:
print("Google Speech Recognition could not understand audio")
except speech_recognition.RequestError as e:
print("Could not request results from Google STT; {0}".format(e))
except: # speech is unintelligible
brain.inst.error()
finally:
return msg
def active_listen():
"""
Actively listens for speech to translate into text
:return: speech input as a text string
"""
global r
# use the default microphone as the audio source
with tts.ignore_stderr():
with speech_recognition.Microphone() as src:
# listen for 1 second to adjust energy threshold for ambient noise
# r.adjust_for_ambient_noise(src)
log.info("Active listening... ")
tts.play_mp3('double-beep.mp3')
# listen for the first phrase and extract it into audio data
audio = r.listen(src)
msg = ''
try:
msg = r.recognize_google(audio) # recognize speech using Google STT
except speech_recognition.UnknownValueError:
print("Google Speech Recognition could not understand audio")
except speech_recognition.RequestError as e:
print(("Could not request results from Google STT; {0}".format(e)))
except:
print("Unknown exception occurred!")
finally:
return msg
def listen_keyword():
""" Passively listens for the WAKE_UP_WORD string """
with tts.ignore_stderr():
global decoder, p
stream = p.open(format=pyaudio.paInt16, channels=1, rate=16000,
input=True, frames_per_buffer=1024)
stream.start_stream()
p.get_default_input_device_info()
log.info("Waiting to be woken up... ")
decoder.start_utt()
while True:
buf = stream.read(1024)
decoder.process_raw(buf, False, False)
if decoder.hyp() and decoder.hyp().hypstr == settings.WAKE_UP_WORD:
decoder.end_utt()
return
decoder.end_utt()
def listen_keyword():
"""
Passively listens for the WAKE_UP_WORD string
"""
with tts.ignore_stderr():
global decoder, p
stream = p.open(format=pyaudio.paInt16, channels=1, rate=16000,
input=True, frames_per_buffer=1024)
stream.start_stream()
p.get_default_input_device_info()
print("~ Waiting to be woken up... ")
decoder.start_utt()
while True:
buf = stream.read(1024)
decoder.process_raw(buf, False, False)
if decoder.hyp() and decoder.hyp().hypstr == settings.WAKE_UP_WORD:
decoder.end_utt()
return
decoder.end_utt()
