安卓获取耳机状态

2020-04-07

字数统计:150字阅读时长≈1分

在某些情况下需要获取耳机的连接状态

有线耳机/带dac的usb耳机

1 2	AudioManager audioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE); audioManager.isWiredHeadsetOn()

需要权限

1	<uses-permission android:name="android.permission.MODIFY_AUDIO_SETTINGS" />

来自ALLD

获取蓝牙耳机状态

/**
 * 判断蓝牙耳机是否连接
 * @return
 */
private boolean isBluetoothHeadsetConnected() {
    BluetoothAdapter adapter = BluetoothAdapter.getDefaultAdapter();
    if (BluetoothProfile.STATE_CONNECTED == adapter.getProfileConnectionState(BluetoothProfile.HEADSET)) {
        return true;
    }
    return false;
}

需要权限

1 2	<uses-permission android:name="android.permission.BLUETOOTH" /> <uses-permission android:name="android.permission.BLUETOOTH_ADMIN" />

来自Androider_Zxg

//获取当前媒体音量
int currentVolume = audioManager.getStreamVolume(AudioManager.STREAM_MUSIC);
//设置媒体音量0(静音)
audioManager.setStreamVolume(AudioManager.STREAM_MUSIC, 0, AudioManager.FLAG_PLAY_SOUND);