华为HiLens-音频输入模块示例-输入

时间:2023-11-01 16:15:15

音频输入模块示例-输入

音频输入模块示例如下所示:
#! /usr/bin/python3.7import hilensimport wavedef run():    # 构造本地音频文件采集器并将解码后数据保存到wav文件    cap = hilens.AudioCapture("\tmp\test.aac")    # 构造本地麦克风采集器    cap2 = hilens.AudioCapture(sample_rate=hilens.AUDIO_SAMPLE_RATE_16000, bit_width=hilens.AUDIO_BIT_W IDT H_16, nSamples=1000, sound_mode=hilens.AUDIO_SOUND_MODE_MONO)     wav = wave.open("test.wav", "wb")    wav.setnchannels(2) # 设置通道数为2    wav.setsampwidth(2) # 设置采样率为16Bit    wav.setframerate(44100) #设置采样率    for i in range(100): # 读取500帧数据并写到文件(约12S)        data = cap.read(5)        wav.writeframes(data.tobytes())    wav.close() # 当前目录生成test.wav音频文件,可用常见播放器打开if __name__ == '__main__':    hilens.init("hello")     run()    hilens.terminate()
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