private void UpdateDemographics(ImageAnalyzer img)
{
if (this.lastSimilarPersistedFaceSample != null)
{
bool demographicsChanged = false;
// Update the Visitor collection (either add new entry or update existing)
int temp_count = 0;
foreach (var item in this.lastSimilarPersistedFaceSample)
{
Visitor visitor;
var CurTime = DateTime.Now;
if (this.visitors.TryGetValue(item.SimilarPersistedFace.PersistedFaceId, out visitor))
{
try
{
visitor.Date = CurTime.Date.ToString("yyyy/MM/dd");
visitor.Hour = CurTime.Hour;
visitor.Count++;
if (this.lastIdentifiedPersonSample != null && this.lastIdentifiedPersonSample.Count() > temp_count && this.lastIdentifiedPersonSample.ElementAt(temp_count) != null && this.lastIdentifiedPersonSample.ElementAt(temp_count).Item2 != null && this.lastIdentifiedPersonSample.ElementAt(temp_count).Item2.Person != null)
{
visitor.Name = this.lastIdentifiedPersonSample.ElementAt(temp_count).Item2.Person.Name;
}
if (this.lastEmotionSample != null && this.lastEmotionSample.Count() > temp_count && this.lastEmotionSample.ElementAt(temp_count) != null)
{
Emotion emo = this.lastEmotionSample.ElementAt(temp_count);
visitor.Smile = Math.Round(emo.Scores.Happiness, 4);
}
var messageString = JsonConvert.SerializeObject(visitor);
Task.Run(async() => { await AzureIoTHub.SendSQLToCloudMessageAsync(messageString); });
}
catch (NullReferenceException e)
{
this.debugText.Text = string.Format("NullRefenrenceException source at 1: {0}", e.Source);
log.WriteToFile(DateTime.Now.ToString("G", tw) + " Error at getting visitor informations\n");
}
}
else
{
try
{
demographicsChanged = true;
double smile = 0;
if (this.lastEmotionSample != null && this.lastEmotionSample.Count() > temp_count && this.lastEmotionSample.ElementAt(temp_count) != null)
{
Emotion emo = this.lastEmotionSample.ElementAt(temp_count);
smile = Math.Round(emo.Scores.Happiness, 4);
}
else
{
smile = 0;
}
int male = 1;
double age = item.Face.FaceAttributes.Age;
if (string.Compare(item.Face.FaceAttributes.Gender, "male", StringComparison.OrdinalIgnoreCase) == 0)
{
male = 0;
}
if (this.lastIdentifiedPersonSample != null && this.lastIdentifiedPersonSample.Count() > temp_count && this.lastIdentifiedPersonSample.ElementAt(temp_count) != null && this.lastIdentifiedPersonSample.ElementAt(temp_count).Item2 != null && this.lastIdentifiedPersonSample.ElementAt(temp_count).Item2.Person != null)
{
string name = this.lastIdentifiedPersonSample.ElementAt(temp_count).Item2.Person.Name;
if (name != null)
{
visitor = new Visitor {
UniqueId = item.SimilarPersistedFace.PersistedFaceId, Count = 1, Gender = male, Age = age, Smile = smile, Date = CurTime.Date.ToString("yyyy/MM/dd"), Hour = CurTime.Hour, Name = name, Device = deviceName
};
}
else
{
visitor = new Visitor {
UniqueId = item.SimilarPersistedFace.PersistedFaceId, Count = 1, Gender = male, Age = age, Smile = smile, Date = CurTime.Date.ToString("yyyy/MM/dd"), Hour = CurTime.Hour, Name = name, Device = deviceName
};
}
}
else
{
visitor = new Visitor {
UniqueId = item.SimilarPersistedFace.PersistedFaceId, Count = 1, Gender = male, Age = age, Smile = smile, Date = CurTime.Date.ToString("yyyy/MM/dd"), Hour = CurTime.Hour, Name = null, Device = deviceName
};
}
this.visitors.Add(visitor.UniqueId, visitor);
this.demographics.Visitors.Add(visitor);
// Update the demographics stats. We only do it for new visitors to avoid double counting.
AgeDistribution genderBasedAgeDistribution = null;
if (string.Compare(item.Face.FaceAttributes.Gender, "male", StringComparison.OrdinalIgnoreCase) == 0)
{
this.demographics.OverallMaleCount++;
genderBasedAgeDistribution = this.demographics.AgeGenderDistribution.MaleDistribution;
}
else
{
this.demographics.OverallFemaleCount++;
genderBasedAgeDistribution = this.demographics.AgeGenderDistribution.FemaleDistribution;
}
if (item.Face.FaceAttributes.Age < 16)
{
genderBasedAgeDistribution.Age0To15++;
}
else if (item.Face.FaceAttributes.Age < 20)
{
genderBasedAgeDistribution.Age16To19++;
}
else if (item.Face.FaceAttributes.Age < 30)
{
genderBasedAgeDistribution.Age20s++;
}
else if (item.Face.FaceAttributes.Age < 40)
{
genderBasedAgeDistribution.Age30s++;
}
else if (item.Face.FaceAttributes.Age < 50)
{
genderBasedAgeDistribution.Age40s++;
}
else
{
genderBasedAgeDistribution.Age50sAndOlder++;
}
var messageString = JsonConvert.SerializeObject(visitor);
Task.Run(async() => { await AzureIoTHub.SendSQLToCloudMessageAsync(messageString); });
}
catch (NullReferenceException e)
{
this.debugText.Text = string.Format("NullRefenrenceException source at 2: {0}", e.Source);
log.WriteToFile(DateTime.Now.ToString("G", tw) + " Error at getting visitor informations\n");
}
}
temp_count++;
}
if (demographicsChanged)
{
this.ageGenderDistributionControl.UpdateData(this.demographics);
}
this.overallStatsControl.UpdateData(this.demographics);
}
}
