input_device_index=None, # 输入设备索引, None为默认设备 stream_callback=callback # 回调函数 ) # 开始流录制 stream.start_stream() # 判断流是否活跃 while stream.is_active(): time.sleep(0.1) # 0.1为灵敏度 # 录制完成,关闭流及实例 stream.stop_stream() stream.close() p.terminate() 采取流...
stream_callback=callbackIn) #非阻塞情况下使用回调函数 streamIn.start_stream() # wait for stream to finish (5) while 1: #压根就没写退出方法,自己用进程管理器去退吧 if streamIn.is_active(): pass # stop stream (6) streamIn.stop_stream() #直到运行此句录音终止 ...
stream_callback=self.callback_input ) def audio_record_run(self, name=None): '''音频录制''' self.wf = self.save_audio_file(self.filename) self.stream = self.open_stream(name) self.stream.start_stream() while self.stream.is_active(): time.sleep(0.1) self.wf.close() if self.kill...
input_device_index=None,#输入设备索引,None 为默认设备 stream_callback=callback#回调函数 ) #开始流录制 stream.start_stream() #判断流是否活跃 whilestream.is_active(): time.sleep(0.1)#0.1 为灵敏度 #录制完成,关闭流及实例 stream.stop_stream() stream.close() p.terminate() 采取流式并用回调函...
input_host_api_specific_stream_info=None:指定主机 API 输入的特定流信息数据结构 output_host_api_specific_stream_info=None:指定主机 API 用于输出的特定流信息数据结构 stream_callback=None:指定回调函数非阻塞(回调)操作,默认是 None 3.录制或播放音频 ...
# define callback (2) # open stream using callback (3) CHUNK = 1024 FORMAT = pyaudio.paInt16 CHANNELS = 2 RATE = 44100 p = pyaudio.PyAudio() ###3 wf = wave.open("output.wav", 'wb') wf.setnchannels(CHANNELS) wf.setsampwidth(p.get_sample_size(FORMAT)...
defplay_audio_callback(wave_path):CHUNK=1024wf=wave.open(wave_path,'rb')# instantiatePyAudio(1)p=pyaudio.PyAudio()defcallback(in_data,frame_count,time_info,status):data=wf.readframes(frame_count)return(data,pyaudio.paContinue)# openstream(2)stream=p.open(format=p.get_format_from_width...
importwave# 回调函数defcallback(in_data,frame_count,time_info,status):frames.append(in_data)return(in_data,pyaudio.paContinue)# 设置音频参数FORMAT=pyaudio.paInt16 CHANNELS=1RATE=44100CHUNK=1024RECORD_SECONDS=5WAVE_OUTPUT_FILENAME="output_callback.wav"frames=[]# 打开音频流stream=p.open(format...
(2)在所需设备上打开所需音频参数的流。这设置了pyaudio.Stream播放或录制音频。 通过使用流式传输pyaudio.Stream.write()音频数据或使用流式传输音频数据来播放音频pyaudio.Stream.read()。 (3)请注意,在“阻止模式”中,每个pyaudio.Stream.write()或pyaudio.Stream.read()阻止直到所有给定/请求的帧都被播放/...
stream_callback=process_audio) # 开始音频流 stream.start_stream() # 循环等待直到用户停止程序 print("开始实时处理音频,按Ctrl+C停止...") try: while True: continue except KeyboardInterrupt: pass # 停止音频流 stream.stop_stream() stream.close() ...