要在电脑上使用Python读取音频输出,可以使用Python的音频处理库来实现。以下是一个基本的步骤:
import pyaudio
import wave
import numpy as np
chunk = 1024 # 每次读取的音频帧数
format = pyaudio.paInt16 # 采样位数
channels = 1 # 声道数
rate = 44100 # 采样率
p = pyaudio.PyAudio()
stream = p.open(format=format,
channels=channels,
rate=rate,
input=True,
frames_per_buffer=chunk)
frames = []
for i in range(0, int(rate / chunk * record_seconds)):
data = stream.read(chunk)
frames.append(data)
stream.stop_stream()
stream.close()
p.terminate()
完整的代码示例:
import pyaudio
import wave
import numpy as np
chunk = 1024 # 每次读取的音频帧数
format = pyaudio.paInt16 # 采样位数
channels = 1 # 声道数
rate = 44100 # 采样率
p = pyaudio.PyAudio()
stream = p.open(format=format,
channels=channels,
rate=rate,
input=True,
frames_per_buffer=chunk)
frames = []
for i in range(0, int(rate / chunk * record_seconds)):
data = stream.read(chunk)
frames.append(data)
stream.stop_stream()
stream.close()
p.terminate()
# 将音频数据保存为WAV文件
wf = wave.open("output.wav", "wb")
wf.setnchannels(channels)
wf.setsampwidth(p.get_sample_size(format))
wf.setframerate(rate)
wf.writeframes(b"".join(frames))
wf.close()
这样,你就可以使用Python读取音频输出并将其保存为WAV文件。请注意,这只是一个基本的示例,你可以根据自己的需求进行修改和扩展。
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