android miracast uibc代码示例
时间: 2023-08-04 08:07:44 浏览: 84
以下是一个简单的Android代码示例,演示如何在Miracast连接中使用Miracast UIBC传输用户输入:
首先,在AndroidManifest.xml文件中添加以下权限和特性:
```xml
<uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
<uses-permission android:name="android.permission.CHANGE_WIFI_STATE" />
<uses-permission android:name="android.permission.INTERNET" />
<uses-feature android:name="android.hardware.wifi.direct" android:required="true" />
```
然后,在你的Activity中添加以下代码:
```java
import android.content.Context;
import android.media.MediaRouter;
import android.view.InputDevice;
import android.view.InputEvent;
import android.view.KeyEvent;
import android.view.MotionEvent;
import android.widget.Toast;
public class MainActivity extends AppCompatActivity {
private MediaRouter mMediaRouter;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
mMediaRouter = (MediaRouter) getSystemService(Context.MEDIA_ROUTER_SERVICE);
}
@Override
public boolean dispatchKeyEvent(KeyEvent event) {
if (event.getAction() == KeyEvent.ACTION_DOWN) {
sendUIBCKeyEvent(event);
}
return super.dispatchKeyEvent(event);
}
@Override
public boolean dispatchGenericMotionEvent(MotionEvent event) {
sendUIBCMotionEvent(event);
return super.dispatchGenericMotionEvent(event);
}
private void sendUIBCKeyEvent(KeyEvent event) {
MediaRouter.RouteInfo selectedRoute = mMediaRouter.getSelectedRoute(MediaRouter.ROUTE_TYPE_LIVE_VIDEO);
if (selectedRoute != null && selectedRoute.isEnabled()) {
InputEvent inputEvent = new KeyEvent(event.getDownTime(), event.getEventTime(), event.getAction(),
event.getKeyCode(), event.getRepeatCount(), event.getMetaState(), event.getDeviceId(),
event.getScanCode(), event.getFlags(), event.getSource());
selectedRoute.sendControlEvent(MediaRouter.ControlRequestCallback.NONE, inputEvent);
}
}
private void sendUIBCMotionEvent(MotionEvent event) {
MediaRouter.RouteInfo selectedRoute = mMediaRouter.getSelectedRoute(MediaRouter.ROUTE_TYPE_LIVE_VIDEO);
if (selectedRoute != null && selectedRoute.isEnabled()) {
InputEvent inputEvent = MotionEvent.obtain(event);
selectedRoute.sendControlEvent(MediaRouter.ControlRequestCallback.NONE, inputEvent);
}
}
}
```
这段代码中,我们首先在onCreate方法中获取MediaRouter实例。然后,在dispatchKeyEvent方法中检测按键事件,将其封装成UIBC的KeyEvent并通过MediaRouter发送到显示设备。同样地,在dispatchGenericMotionEvent方法中检测触摸事件,将其封装成UIBC的MotionEvent并发送到显示设备。
请注意,这只是一个简单的示例,实际使用时还需要根据你的具体需求进行适配和错误处理。
希望这个示例能帮到你!
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