// 需要传入您申请的高级版证书LicenseID，ID可以在百度智能云控制台查看
[[ProjectionEngine shareManager] setLicenseID:LICENSE_ID];

// 设备发现回调，可以在这里将发现到的接收端信息保存起来
#pragma mark DeviceListenerDelegate
- (void)OnAddDevice:(DeviceUpnp *) device {
    NSLog(@"OnAddDevice == %@", device.friendlyName);
    if (![self.dataArray containsObject:device]) {
        [self.dataArray addObject:device];
    }
}

- (void)OnRemoveDevice:(DeviceUpnp *) device {
    if ([self.dataArray containsObject:device]) {
        [self.dataArray removeObject:device];
    }
}
[[ProjectionEngine shareManager] searchDeviceBegin:self];

// 从之前保存的接收端信息中选出一个作为发起投屏的目标
DeviceUpnp *model = self.dataArray[indexPath.row];
// 分配渲染控制器， playId作为渲染控制器标识，后续的媒体播放控制都基于它完成
self.playId = [[ProjectionEngine shareManager] distributeProjectionRender:model delegate:self];
// 设置接收端要播放的媒体url
NSString *urlStr = [self.delegate getCurrentPlayerUrl];
[[ProjectionEngine shareManager] setAVTransportURL:self.playId url:urlStr];

// 播放
[[ProjectionEngine shareManager] play:self.playId speed:1];
// 暂停
[[ProjectionEngine shareManager] pause:self.playId];
// seek, 单位为秒
[[ProjectionEngine shareManager] seek:self.playId realTime:self.slider.value];
// 停止
[[ProjectionEngine shareManager] stop:self.playId];

[[ProjectionEngine shareManager] searchDeviceEnd];

[[ProjectionEngine shareManager] stop:self.playId];
[[ProjectionEngine shareManager] releaseProjectionRender:self.playId];

<key>com.apple.developer.networking.multicast</key>
<true/>