from __future__ import print_function
쭞=Exception
ﻡ=object
𢮼=None
ﶤ=False
𓃋=range
ﭲ=int
𞺔=True
ﲎ=len
𘏤=open
import logging
𠊔=logging.DEBUG
𐳠=logging.getLogger
import time
𠲙=time.time
import threading
ڏ=threading.Event
import os
𐩳=os.makedirs
ﺐ=os.path
𞡚=os.environ
import sys
캧=sys.version_info
if 캧[0]<3:
 import Queue
else:
 import queue as Queue
𞡚["PA_ALSA_PLUGHW"]="1"
import pyaudio 
ﳯ=pyaudio.paContinue
ޘ=pyaudio.paInt16
ﻰ=pyaudio.PyAudio
𐡇=𐳠(__name__)
class ﴀ(쭞):
 pass
class 唜(ﻡ):
 ퟍ=𢮼
 def __init__(밹):
  밹._pa=ﻰ()
 def ﮂ(밹,input_only=ﶤ):
  ᛒ=[]
  for i in 𓃋(밹._pa.get_device_count()):
   if(not input_only)or(input_only and 밹._pa.get_device_info_by_index(i)['maxInputChannels']>0):
    ᛒ.append(밹._pa.get_device_info_by_index(i)['name'])
  return ᛒ
 def 楷(밹,name):
  if not name:
   return 𢮼
  return 밹.ﮂ().index(name)
 def 䳳(밹,idx):
  if idx is 𢮼:
   return 𢮼
  return 밹.ﮂ()[idx]
 def __del__(밹):
  밹._pa.terminate()
class 厣(ﻡ):
 ﯨ=120
 𨷒=16000
 讍=20
 𞺚=ﭲ((𨷒/1000)*讍)
 鴇=1000
 𠄚=10
 ퟍ=𢮼
 ﳬ=ﶤ
 𐠪=𢮼
 涻=𢮼
 𞡚=𢮼
 騫=𢮼
 𣡕=𢮼
 𐠵=𢮼
 𞢼=𢮼
 𐤎=𢮼
 𖣚=𢮼
 𗳬=𢮼
 𘝧=ﶤ
 𥽯=𢮼
 def __init__(밹,ﱺ,ߐ):
  밹._config=ﱺ
  밹._tmp_path=ߐ
  if not ﺐ.exists(ߐ):
   𐩳(ߐ)
  밹._pa=ﻰ()
  밹._queue=Queue.Queue()
  밹._device_info=唜()
  밹._recording_lock_inverted=ڏ()
  밹._recording_lock_inverted.set()
  if('input_device' not in ﱺ['sound'])and('input_device_name' not in ﱺ['sound']):
   raise 쭞("Device must be set")
  밹.𐣭()
 def 𐣭(밹):
  ﺤ=밹._config['sound']['input_device']
  𤙶=밹._device_info.get_device_list(ﶤ)
  if ﺤ and(ﺤ not in 𤙶):
   raise ﴀ("Your input_device '"+ﺤ+"' is invalid. Use one of the following:\n"+'\n'.join(𤙶))
 def ڨ(밹,𩇚):
  밹._state_callback=𩇚
 def 𪄌(밹):
  𐡇.debug("Cleaning up capture")
  if not 밹._recording_lock_inverted.isSet():
   밹._interrupt=𞺔
   밹._recording_lock_inverted.wait()
  밹._pa.terminate()
 def ﹼ(밹,rate,𞠪):
  밹._handle=밹._pa.𘏤(input=𞺔,input_device_index=밹._device_info.get_device_index(밹._config['sound']['input_device']),format=ޘ,channels=1,rate=rate,frames_per_buffer=𞠪)
  밹._handle_chunk_size=𞠪
 def 𐰹(밹):
  return 밹._handle.read(밹._handle_chunk_size,exception_on_overflow=밹._pa_exception_on_overflow)
 def 𐡫(밹):
  밹._handle.close()
 def 𬴸(밹,𐰺,frame_count,time_info,status): 
  ﶷ=𐳠('alexapi').getEffectiveLevel()==𠊔
  ی=ﶤ
  if ی and(밹._callback_data['frames']<밹._callback_data['throwaway_frames']):
   밹._callback_data['frames']+=1
  elif(밹._callback_data['force_record']and 밹._callback_data['force_record'][0]()) or(ی and(밹._callback_data['thresholdSilenceMet']is ﶤ)and((𠲙()-밹._callback_data['start'])<밹.MAX_RECORDING_LENGTH)):
   if ی:
    if ﭲ(ﲎ(𐰺)/2)==밹.VAD_PERIOD:
     𞸶=밹._vad.is_speech(𐰺,밹.VAD_SAMPLERATE)
     if not 𞸶:
      밹._callback_data['silenceRun']+=1
     else:
      밹._callback_data['silenceRun']=0
      밹._callback_data['numSilenceRuns']+=1
    if(밹._callback_data['numSilenceRuns']!=0) and((밹._callback_data['silenceRun']*밹.VAD_FRAME_MS)>밹.VAD_SILENCE_TIMEOUT):
     밹._callback_data['thresholdSilenceMet']=𞺔
  밹._queue.put(𐰺)
  if ﶷ:
   밹._callback_data['audio']+=𐰺
  return 𢮼,ﳯ
 def 𢄇(밹,throwaway_frames=𢮼,force_record=𢮼):
  𐡇.debug("Recording: Setting up")
  밹._recording_lock_inverted.clear()
  ﶷ=𐳠('alexapi').getEffectiveLevel()==𠊔
  if 밹._state_callback:
   밹._state_callback()
  밹._queue.queue.clear()
  밹._callback_data={'start':𠲙(),'thresholdSilenceMet':ﶤ,'frames':0,'throwaway_frames':throwaway_frames or 밹.VAD_THROWAWAY_FRAMES,'numSilenceRuns':0,'silenceRun':0,'force_record':force_record,'audio':b'' if ﶷ else ﶤ,}
  ڤ=밹._pa.𘏤(input=𞺔,input_device_index=밹._device_info.get_device_index(밹._config['sound']['input_device']),format=ޘ,channels=1,rate=밹.VAD_SAMPLERATE,frames_per_buffer=밹.VAD_PERIOD,stream_callback=밹.𬴸,start=ﶤ)
  𐡇.debug("Recording: Start")
  ڤ.start_stream()
  def 𐫝():
   while 𞺔:
    try:
     ﳙ=밹._queue.get(block=𞺔,timeout=2)
     if not ﳙ or 밹._interrupt:
      break
     yield ﳙ
    except Queue.Empty:
     break
   ڤ.stop_stream()
   𐡇.debug("Recording: End")
   ڤ.close()
   if 밹._state_callback:
    밹._state_callback(ﶤ)
   if ﶷ:
    with 𘏤(밹._tmp_path+'/recording.wav','wb')as 𞡰:
     𞡰.write(밹._callback_data['audio'])
   밹._recording_lock_inverted.set()
  return 𐫝()

