122 lines
3.8 KiB
Python
Executable File
122 lines
3.8 KiB
Python
Executable File
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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import pyaudio
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def detect_audio_devices():
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"""检测并列出所有音频设备."""
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p = pyaudio.PyAudio()
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print("\n===== 音频设备检测 =====\n")
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# 存储找到的设备
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input_devices = []
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output_devices = []
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# 列出所有设备
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for i in range(p.get_device_count()):
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dev_info = p.get_device_info_by_index(i)
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# 打印设备信息
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print(f"设备 {i}: {dev_info['name']}")
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print(f" - 输入通道: {dev_info['maxInputChannels']}")
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print(f" - 输出通道: {dev_info['maxOutputChannels']}")
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print(f" - 默认采样率: {dev_info['defaultSampleRate']}")
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# 识别输入设备（麦克风）
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if dev_info["maxInputChannels"] > 0:
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input_devices.append((i, dev_info["name"]))
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if "USB" in dev_info["name"]:
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print(" - 可能是USB麦克风 ?")
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# 识别输出设备（扬声器）
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if dev_info["maxOutputChannels"] > 0:
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output_devices.append((i, dev_info["name"]))
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if "bcm2835 Headphones" in dev_info["name"]:
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print(" - 可能是内置耳机输出 ?")
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elif "USB" in dev_info["name"] and dev_info["maxOutputChannels"] > 0:
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print(" - 可能是USB扬声器 ?")
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print("")
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# 总结找到的设备
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print("\n===== 设备总结 =====\n")
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print("找到的输入设备（麦克风）:")
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for idx, name in input_devices:
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print(f" - 设备 {idx}: {name}")
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print("\n找到的输出设备（扬声器）:")
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for idx, name in output_devices:
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print(f" - 设备 {idx}: {name}")
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# 推荐设备
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print("\n推荐设备配置:")
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# 推荐麦克风
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recommended_mic = None
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for idx, name in input_devices:
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if "USB" in name:
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recommended_mic = (idx, name)
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break
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if recommended_mic is None and input_devices:
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recommended_mic = input_devices[0]
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# 推荐扬声器
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recommended_speaker = None
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for idx, name in output_devices:
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if "bcm2835 Headphones" in name:
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recommended_speaker = (idx, name)
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break
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if recommended_speaker is None and output_devices:
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recommended_speaker = output_devices[0]
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if recommended_mic:
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print(f" - 麦克风: 设备 {recommended_mic[0]} ({recommended_mic[1]})")
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else:
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print(" - 未找到可用麦克风")
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if recommended_speaker:
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print(f" - 扬声器: 设备 {recommended_speaker[0]} ({recommended_speaker[1]})")
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else:
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print(" - 未找到可用扬声器")
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print("\n===== PyAudio配置示例 =====\n")
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if recommended_mic:
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print("# 麦克风初始化代码")
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print(f"input_device_index = {recommended_mic[0]} # {recommended_mic[1]}")
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print("input_stream = p.open(")
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print(" format=pyaudio.paInt16,")
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print(" channels=1,")
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print(" rate=16000,")
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print(" input=True,")
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print(" frames_per_buffer=1024,")
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print(" input_device_index={recommended_mic[0]})")
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if recommended_speaker:
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print("\n# 扬声器初始化代码")
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print(
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f"output_device_index = {recommended_speaker[0]} # "
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f"{recommended_speaker[1]}"
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)
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print("output_stream = p.open(")
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print(" format=pyaudio.paInt16,")
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print(" channels=1,")
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print(" rate=44100,")
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print(" output=True,")
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print(" frames_per_buffer=1024,")
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print(f" output_device_index={recommended_speaker[0]})")
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p.terminate()
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return recommended_mic, recommended_speaker
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if __name__ == "__main__":
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try:
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mic, speaker = detect_audio_devices()
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print("\n检测完成！")
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except Exception as e:
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print(f"检测过程中出错: {e}")
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