/// <summary>
/// Overrride Equals
/// </summary>
public override bool Equals(object obj)
{
if (obj.GetType() != typeof(FaceFeatureTracker))
{
return(false);
}
FaceFeatureTracker castedObj = (FaceFeatureTracker)obj;
if (castedObj.FaceProperty != _faceProperty || castedObj.BodyId != _bodyId)
{
return(false);
}
return(true);
}
/// <summary>
/// Analyse the feature tracker
/// </summary>
/// <param name="tracker">Tracker for the feature</param>
/// <param name="bodyId">Id of tracked body</param>
public static FaceFeatureAnalytics Analyse(FaceFeatureTracker tracker, ulong bodyId)
{
if (tracker == null) throw new ArgumentException("Invalid feature tracker", "tracker");
if (bodyId == 0) throw new ArgumentException("Invalid body Id", "bodyId");
// Get most frequent result
DetectionResult frequentResult = DetectionResult.Unknown;
// Create details list
List<FaceFeatureDetailsAnalytics> featureDetails = new List<FaceFeatureDetailsAnalytics>();
int totalOccurences = 0;
int detectionOcc = -1;
foreach (KeyValuePair<DetectionResult, int> pair in tracker.Results)
{
// Determin if this occured more
if (pair.Value > detectionOcc)
{
frequentResult = pair.Key;
detectionOcc = pair.Value;
}
// Add to details list
featureDetails.Add(new FaceFeatureDetailsAnalytics(pair.Key, pair.Value));
// Increment total
totalOccurences += pair.Value;
}
double perc = 0;
featureDetails.ForEach(ffda => ffda.CalculatePercentage(totalOccurences));
// Calculate percentage
if (tracker.Results.ContainsKey(frequentResult))
perc = Math.Round((((double)tracker.Results[frequentResult] / (double)totalOccurences) * 100), 2);
return new FaceFeatureAnalytics(bodyId, tracker.FaceProperty, frequentResult, perc) { FaceFeatureDetails = featureDetails };
}
