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import wave
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from pyaudio import PyAudio,paInt16 #导入音频处理库Pyaudio，没有的话要pip 安装
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from aip import AipSpeech
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# 设置采样参数
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NUM_SAMPLES = 2000
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# 默认录音4s
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TIME = 4
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# 百度智能云平台语音技能密钥
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# 请输入您的BaiduAPP_ID，下面自行调用应用哦~
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BaiduAPP_ID = '29635326'
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# 请输入您的BaiduAPI_KEY
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BaiduAPI_KEY = 'ge6RRX98jSIvwALymhE4iaiY'
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# 请输入您的SECRET_KEY
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SECRET_KEY = '6GiDv6A55fRZFNSC3Ds6kcUAGwFhrgPt'
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client = AipSpeech(BaiduAPP_ID, BaiduAPI_KEY, SECRET_KEY)
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# 保存录音文件
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def save_wave_file(filename,data):
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wf = wave.open(filename,'wb') # 打开WAV文档
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wf.setnchannels(1) #配置声道数
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wf.setsampwidth(2) #配置量化位数
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wf.setframerate(16000) #采样频率
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wf.writeframes(b"".join(data)) # 将wav_data转换为二进制数据写入文件
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wf.close()
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# 定义录音函数
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def record():
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print('Start recording.')
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# 实例化PyAudio对象，开启声音输入
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pa = PyAudio()
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# 打开输入流并设置音频采样参数 1 channel 16K framerate
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stream = pa.open(format = paInt16,
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channels = 1,
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rate = 16000,
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input = True,
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frames_per_buffer = NUM_SAMPLES)
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# 录音缓存数组
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audioBuffer = []
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# 循环采集音频 默认录制4s
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count = 0
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while count<TIME*10:
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# 一次性录音采样字节的大小
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string_audio_data = stream.read(NUM_SAMPLES)
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audioBuffer.append(string_audio_data)
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count +=1
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# 加逗号不换行输出
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print('.', end='')
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print('')
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print('End recording.')
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# 保存录制的语音文件到audio.wav中并关闭输入流
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save_wave_file('./audio.wav',audioBuffer)
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stream.close()
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# 语音识别函数
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def asr_updata():
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with open('./audio.wav', 'rb') as f:
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audio_data = f.read()
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result = client.asr(audio_data,
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'wav', 16000, { # 采样频率16K
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'dev_pid': 1537,
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# 1536 普通话
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# 1537 普通话（纯中文识别）
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# 1737 英语
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# 1637 粤语
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# 1837 四川话
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})
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# print(result) #打印出来，报错的时候可以查看代码
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val = 'result' in result.keys()
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# print("val:",val)
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if val == True:
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result_text = result["result"][0]
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else:
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result_text = '语音未识别'
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return result_text
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def record_text():
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record()
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text = asr_updata()
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print("本人说:", text) #输出文本信息
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return text
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'''
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if __name__ == '__main__':
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record() #调用录音函数
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result_text = asr_updata()
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print(result_text)
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''' |
