recordvoice.py

#!/usr/bin/env python3
#encoding:utf-8
import wave
from pyaudio import PyAudio,paInt16


framerate=8000
NUM_SAMPLES=2000
channels=1
sampwidth=2
TIME=2

def save_wave_file(filename,data):
    '''save the date to the wavfile'''
    wf=wave.open(filename,'wb')
    wf.setnchannels(channels)
    wf.setsampwidth(sampwidth)
    wf.setframerate(framerate)
    wf.writeframes(b"".join(data))
    wf.close()

def my_record():
    pa=PyAudio()
    stream=pa.open(format = paInt16,channels=1,
                   rate=framerate,input=True,
                   frames_per_buffer=NUM_SAMPLES)
    my_buf=[]
    count=0
    while count<TIME*60:#控制录音时间
        string_audio_data = stream.read(NUM_SAMPLES)
        my_buf.append(string_audio_data)
        count+=1
        print('.')
    #save_wave_file('01.wav',my_buf)
    #stream.close()
    

chunk=2014

def play():
    save_wave_file('01.wav',my_buf)
    stream.close()
    wf=wave.open(r"01.wav",'rb')
    p=PyAudio()
    stream=p.open(format=p.get_format_from_width(wf.getsampwidth()),channels=
    wf.getnchannels(),rate=wf.getframerate(),output=True)
    while True:
        data=wf.readframes(chunk)
        if data=="":break
        stream.write(data)
    stream.close()
    p.terminate()

#if __name__ == '__main__':
    
    #my_record()
    #print('Over!') 
    #play()