/**
* Create a 'Configuration' wrapper object.
*
* @param algorithm
* @return returns a 'Configuration' wrapper object asynchronously
*/
private IAsyncAction CreateConfiguration(ImageProcessingMethod processingMethod)
{
return(Task.Run(() => {
this.configuration = new CW.Configuration();
// Create algorithms
CW.FeatureMatching feature = new CW.FeatureMatching(CW.FeatureDetector.BRISK, CW.DescriptorMatcherType.BRUTEFORCE_HAMMING);
CW.LSH lsh = new CW.LSH();
CW.ShapeDetection polygonDetection = new CW.ShapeDetection();
CW.ShapeDetection quadDetection = new CW.ShapeDetection(4, 4, "Quad");
// Configure image processing
CW.MatchRecognition matchRecognition = new CW.MatchRecognition(feature, CW.Scaling.SCALE_640x360);
CW.HashRecognition hashRecognition = new CW.HashRecognition(polygonDetection, lsh);
CW.HybridRecognition hybridRecognition = new CW.HybridRecognition(hashRecognition, feature, 50);
CW.ObjectDetection objectDetection = new CW.ObjectDetection(quadDetection);
// Set callback methods (result image should have an alpha channel (required for WritableBitmap))
this.configuration.setResultCallback(this.ResultCallback, CW.ColorFormat.BGRA);
this.configuration.setErrorCallback(this.ErrorCallback);
// Set number of frames to skip
this.configuration.setSkipFrame(0);
// Set image buffer
this.configuration.setImageBuffer(5);
// Add source to configuaration
CW.ImageStream stream = new CW.ImageStream(30);
this.configuration.setSource(stream);
// Create image models
string model0 = this.assets.Path + "\\poster_left.jpg";
string model1 = this.assets.Path + "\\poster_right.jpg";
matchRecognition.addModel(new CW.FeatureMatchingModel(model0, 0));
matchRecognition.addModel(new CW.FeatureMatchingModel(model1, 1));
hashRecognition.addModel(model0, 0);
hashRecognition.addModel(model1, 1);
hybridRecognition.addModel(model0, 0);
hybridRecognition.addModel(model1, 1);
// Choose processing method
switch (processingMethod)
{
case ImageProcessingMethod.FEATUE_MATCHING:
this.configuration.setProcessing(matchRecognition);
break;
case ImageProcessingMethod.IMAGE_HASHING:
this.configuration.setProcessing(hashRecognition);
break;
case ImageProcessingMethod.HYBRID_MATCHING:
this.configuration.setProcessing(hybridRecognition);
break;
case ImageProcessingMethod.SHAPE_DETECTION:
this.configuration.setProcessing(objectDetection);
break;
default:
throw new Exception("Image processing method not found.");
}
}).AsAsyncAction());
}
/**
* Use this for initialization.
*/
private void Start()
{
// Variable initialization
this.ObjectRecognitionConfigured = false;
this.CurrentScanState = ScanState.None;
#if ENABLE_WINMD_SUPPORT
this.newCameraMatrices = false;
this.worldAnchors = new bool[this.artworkLimit]; // initialized with false
#endif
this.artworks = new Dictionary <int, Artwork>();
this.artists = new Dictionary <int, Artist>();
this.videos = new Dictionary <int, Video>();
this.audio = new Dictionary <int, Audio>();
this.worldAnchorsLoaded = false;
this.newRoom = true;
this.newData = false;
this.recognitions = new Dictionary <int, Recognition>();
this.instantiatedArtworks = new Dictionary <int, GameObject>();
this.recognizedArtworks = new bool[this.artworkLimit]; // initialized with false
this.fmModelOperations = new Queue <FmModelOperationInfo>();
this.isPerformingFmModelOperation = false;
// Get reference to other scripts in the scene
this.logger = DebugLogger.Instance;
this.dataLoader = DataLoader.Instance;
this.initializer = Initializer.Instance;
this.capture = CaptureManager.IsInitialized ? CaptureManager.Instance.PhotoCapture : null;
this.infoCanvas = InfoCanvas.Instance;
this.anchorManager = HoloToolkit.Unity.WorldAnchorManager.Instance;
// Deactivate this script if necessary components are missing
if ((this.scanningArea == null) || (this.artwork == null) || (this.debugPhoto == null) || (this.logger == null) || (this.initializer == null) ||
(this.dataLoader == null) || (this.capture == null) || (this.infoCanvas == null) || (this.anchorManager == null))
{
Debug.LogError("ObjectRecognition: Script references not set properly.");
this.enabled = false;
return;
}
// Get the current camera resolution
this.cameraResolution = this.capture.CameraResolution;
this.logger.Log("Set new camera resolution: " + this.cameraResolution.width + " x " + this.cameraResolution.height);
#if ENABLE_WINMD_SUPPORT
// Create a configuration object for Companion
this.configuration = new CW.Configuration();
// Configure image recognition
CW.FeatureMatching feature = new CW.FeatureMatching(CW.FeatureDetector.BRISK, CW.DescriptorMatcherType.BRUTEFORCE_HAMMING);
CW.LSH lsh = new CW.LSH();
CW.ShapeDetection shapeDetection = new CW.ShapeDetection();
// Configure image processing
this.matchRecognition = new CW.MatchRecognition(feature, CW.Scaling.SCALE_960x540);
this.hashRecognition = new CW.HashRecognition(shapeDetection, lsh);
this.hybridRecognition = new CW.HybridRecognition(this.hashRecognition, feature, 70);
// Set callback methods
this.configuration.setResultCallback(this.ResultCallback, CW.ColorFormat.RGB);
this.configuration.setErrorCallback(this.ErrorCallback);
// Set number of frames to skip
this.configuration.setSkipFrame(0);
// Set image buffer
this.configuration.setImageBuffer(1);
// Add source to configuaration
CW.ImageStream stream = new CW.ImageStream(1);
this.configuration.setSource(stream);
#endif
}
