private BitmapSource VisualizeResult(VideoFrame frame)
{
// Draw any results on top of the image.
BitmapSource visImage = frame.Image.ToBitmapSource();
LiveCameraResult result = _latestResultsToDisplay;
if (result != null)
{
// See if we have local face detections for this image.
var clientFaces = (OpenCvSharp.Rect[])frame.UserData;
if (clientFaces != null && result.Faces != null)
{
// If so, then the analysis results might be from an older frame. We need to match
// the client-side face detections (computed on this frame) with the analysis
// results (computed on the older frame) that we want to display.
MatchAndReplaceFaceRectangles(result.Faces, clientFaces);
}
if (this.gameState == GameState.Explain)
{
this.Dispatcher.BeginInvoke((Action)(() =>
{
RightImage.Source = ImageProvider.Instructions;
//visImage = Visualization.DrawExplain(visImage);
}));
}
else if (this.gameState == GameState.RoundBegin)
{
visImage = VisualizeStartRound(frame);
}
else if (this.gameState == GameState.RoundEnd)
{
visImage = VisualizeEndRound(frame);
}
else if (this.gameState == GameState.Game)
{
// Compute round score
Dictionary <Guid, int> scores = round.ComputeFrameScorePerPlayer(result);
scoringSystem.AddToCurrentRound(scores);
visImage = Visualization.DrawFaces(visImage, round, result.Identities, scoringSystem, _mode);
SavePlayerImages(frame.Image.ToBitmapSource(), result);
}
else if (this.gameState == GameState.Participants)
{
visImage = Visualization.DrawParticipants(visImage, result.Faces);
}
else if (this.gameState == GameState.GameEnd)
{
_grabber.StopProcessingAsync();
visImage = VisualizeEndGame(frame);
}
}
return(visImage);
}
