Exemple #1
0
        private async void mLaunchButton_Click(object sender, RoutedEventArgs e)
        {
            if (mLaunchButton.Content == "Stop")
            {
                if (mISession != null)
                {
                    mISession.closeSession();

                    mLaunchButton.Content = "Launch";
                }

                mISession = null;

                return;
            }

            if (mISourceControl == null)
            {
                return;
            }

            ICaptureProcessor lICaptureProcessor = null;

            try
            {
                lICaptureProcessor = await RTSPCaptureProcessor.createCaptureProcessor(mRTSPSourceComboBox.Text);
            }
            catch (System.Exception exc)
            {
                MessageBox.Show(exc.Message);

                return;
            }

            if (lICaptureProcessor == null)
            {
                return;
            }

            object lMediaSource = null;

            mISourceControl.createSourceFromCaptureProcessor(
                lICaptureProcessor,
                out lMediaSource);

            if (lMediaSource == null)
            {
                return;
            }


            string lxmldoc = "";

            mCaptureManager.getCollectionOfSinks(ref lxmldoc);

            XmlDocument doc = new XmlDocument();

            doc.LoadXml(lxmldoc);

            var lSinkNode = doc.SelectSingleNode("SinkFactories/SinkFactory[@GUID='{2F34AF87-D349-45AA-A5F1-E4104D5C458E}']");

            if (lSinkNode == null)
            {
                return;
            }

            var lContainerNode = lSinkNode.SelectSingleNode("Value.ValueParts/ValuePart[1]");

            if (lContainerNode == null)
            {
                return;
            }

            IEVRSinkFactory lSinkFactory;

            var lSinkControl = mCaptureManager.createSinkControl();

            lSinkControl.createSinkFactory(
                Guid.Empty,
                out lSinkFactory);

            object lEVROutputNode;

            lSinkFactory.createOutputNode(
                mVideoPanel.Handle,
                out lEVROutputNode);

            if (lEVROutputNode == null)
            {
                return;
            }

            object lPtrSourceNode;

            var lSourceControl = mCaptureManager.createSourceControl();

            if (lSourceControl == null)
            {
                return;
            }



            lSourceControl.createSourceNodeFromExternalSourceWithDownStreamConnection(
                lMediaSource,
                0,
                0,
                lEVROutputNode,
                out lPtrSourceNode);


            List <object> lSourceMediaNodeList = new List <object>();

            lSourceMediaNodeList.Add(lPtrSourceNode);

            var lSessionControl = mCaptureManager.createSessionControl();

            if (lSessionControl == null)
            {
                return;
            }

            mISession = lSessionControl.createSession(
                lSourceMediaNodeList.ToArray());

            if (mISession == null)
            {
                return;
            }


            mISession.registerUpdateStateDelegate(UpdateStateDelegate);

            mISession.startSession(0, Guid.Empty);

            mLaunchButton.Content = "Stop";
        }