android打开webrtc视频流
时间: 2023-08-02 14:42:26 浏览: 67
要在 Android 上打开 WebRTC 视频流,你需要使用 WebRTC 库和 Android 原生代码来实现。以下是一个示例代码,可以帮助你开始:
1. 导入 WebRTC 库:
在你的 Android 项目中,在 app/build.gradle 文件中添加以下依赖项:
```
implementation 'org.webrtc:google-webrtc:1.0.+'
```
2. 创建 PeerConnectionFactory:
```
PeerConnectionFactory.initialize(PeerConnectionFactory.InitializationOptions.builder(context).createInitializationOptions());
PeerConnectionFactory peerConnectionFactory = PeerConnectionFactory.builder().createPeerConnectionFactory();
```
3. 创建 VideoCapturer:
```
VideoCapturer videoCapturer = createCameraCapturer(new Camera1Enumerator(false));
```
4. 创建 VideoSource:
```
SurfaceTextureHelper surfaceTextureHelper = SurfaceTextureHelper.create("CaptureThread", null);
VideoSource videoSource = peerConnectionFactory.createVideoSource(videoCapturer.isScreencast());
videoCapturer.initialize(surfaceTextureHelper, context, videoSource.getCapturerObserver());
videoCapturer.startCapture(1280, 720, 30);
```
5. 创建 VideoTrack:
```
VideoTrack videoTrack = peerConnectionFactory.createVideoTrack("video", videoSource);
```
6. 创建 PeerConnection:
```
PeerConnection.RTCConfiguration configuration = new PeerConnection.RTCConfiguration(Arrays.asList(new PeerConnection.IceServer("stun:stun.l.google.com:19302")));
PeerConnection peerConnection = peerConnectionFactory.createPeerConnection(configuration, new CustomPeerConnectionObserver());
```
7. 将 VideoTrack 添加到 PeerConnection 中:
```
peerConnection.addTrack(videoTrack);
```
8. 创建 VideoRenderer:
```
SurfaceViewRenderer localView = findViewById(R.id.local_view);
localView.init(surfaceTextureHelper.getSurfaceTexture(), context);
localView.setMirror(true);
VideoRenderer localRenderer = new VideoRenderer(localView);
videoTrack.addRenderer(localRenderer);
```
9. 创建 Offer:
```
peerConnection.createOffer(new CustomSdpObserver() {
@Override
public void onCreateSuccess(SessionDescription sessionDescription) {
peerConnection.setLocalDescription(new CustomSdpObserver(), sessionDescription);
// 发送 Offer 到远端
}
}, new MediaConstraints());
```
这就是一个简单的 WebRTC 视频流应用的示例代码。你需要根据你的具体需求来进行相应的修改。