miracast投屏source和sink端的代码示例
时间: 2024-01-12 10:03:50 浏览: 28
Miracast是一种无线显示技术,它允许在不需要任何有线连接的情况下将视频、音频和图像从一个设备(源端)传输到另一个设备(接收端)。Miracast的源和接收端都是通过Wi-Fi Direct连接的。
在源端,你需要实现Miracast的“Source”功能。这可以通过Android系统中的MediaRouter API来实现。以下是示例代码,展示如何创建一个Miracast的Source端:
```java
MediaRouter mediaRouter = (MediaRouter) getSystemService(MEDIA_ROUTER_SERVICE);
MediaRouter.RouteInfo route = mediaRouter.getSelectedRoute(MediaRouter.ROUTE_TYPE_LIVE_VIDEO);
if (route.isEnabled() && route.matchesTypes(MediaRouter.ROUTE_TYPE_LIVE_VIDEO)) {
// Create a new Miracast Sink device and start broadcasting
WifiP2pManager manager = (WifiP2pManager) getSystemService(Context.WIFI_P2P_SERVICE);
WifiP2pManager.Channel channel = manager.initialize(this, Looper.getMainLooper(), null);
manager.createGroup(channel, new WifiP2pManager.ActionListener() {
@Override
public void onSuccess() {
// Start broadcasting as a Miracast Sink device
MiracastSource source = new MiracastSource();
source.start();
}
@Override
public void onFailure(int reason) {
// Handle failure to create a group
}
});
}
```
在接收端,你需要实现Miracast的“Sink”功能。以下是示例代码,展示如何创建一个Miracast的Sink端:
```java
WifiP2pManager manager = (WifiP2pManager) getSystemService(Context.WIFI_P2P_SERVICE);
WifiP2pManager.Channel channel = manager.initialize(this, Looper.getMainLooper(), null);
// Discover available Miracast devices
manager.discoverPeers(channel, new WifiP2pManager.ActionListener() {
@Override
public void onSuccess() {
// Handle successful discovery of peers
}
@Override
public void onFailure(int reason) {
// Handle failure to discover peers
}
});
// Connect to a Miracast device
WifiP2pDevice device = ...; // Get the Miracast device
WifiP2pConfig config = new WifiP2pConfig();
config.deviceAddress = device.deviceAddress;
config.wps.setup = WpsInfo.PBC;
manager.connect(channel, config, new WifiP2pManager.ActionListener() {
@Override
public void onSuccess() {
// Handle successful connection to the Miracast device
}
@Override
public void onFailure(int reason) {
// Handle failure to connect to the Miracast device
}
});
```
以上代码仅作为示例,实际的Miracast应用程序需要更多的错误处理和其他功能。