Microphone.java 文件源码

public static HashMap<String, Line.Info> enumerateMicrophones() {
    HashMap<String, Line.Info> mics = new HashMap<String, Line.Info>();

    Mixer.Info[] mixerInfos = AudioSystem.getMixerInfo();
    for (Mixer.Info info : mixerInfos) {
        Mixer m = AudioSystem.getMixer(info);
        Line.Info[] lineInfos = m.getTargetLineInfo();
        if (lineInfos.length >= 1 && lineInfos[0].getLineClass().equals(TargetDataLine.class))
            mics.put(info.getName(), lineInfos[0]);
    }
    return mics;
}