// Model is retrained every time new person picture is added or deleted (see AddPersonPicture and DeletePersonPicture
private async Task TrainModelAsync()
{
await faceServiceClient.TrainPersonGroupAsync(PERSON_GROUP_ID);
Microsoft.ProjectOxford.Face.Contract.TrainingStatus trainingStatus = null;
while (true)
{
trainingStatus = await faceServiceClient.GetPersonGroupTrainingStatusAsync(PERSON_GROUP_ID);
if (trainingStatus.Status != Status.Running)
{
break;
}
await Task.Delay(1000);
}
}
private static async Task <Boolean> TrainingAI(string personGroupId)
{
Boolean trained = false;
await faceServiceClient.TrainPersonGroupAsync(personGroupId);
Microsoft.ProjectOxford.Face.Contract.TrainingStatus training = null;
while (true)
{
training = await faceServiceClient.GetPersonGroupTrainingStatusAsync(personGroupId);
if (training.Status != Microsoft.ProjectOxford.Face.Contract.Status.Running)
{
break;
}
await Task.Delay(1000);
}
trained = true;
return(trained);
}
public static async Task Train()
{
FaceAPI.FaceServiceClient _faceClient = new FaceAPI.FaceServiceClient("952a5cbdd78845948079fe7e2c61807d", "https://australiaeast.api.cognitive.microsoft.com/face/v1.0");
string personGroupId = "myfriendsServtechAPJ";
await _faceClient.CreatePersonGroupAsync(personGroupId, "My Friends");
// Define Jose
CreatePersonResult Josefriend = await _faceClient.CreatePersonAsync(
// Id of the PersonGroup that the person belonged to
personGroupId,
// Name of the person
"Jose"
);
// Define Jose
CreatePersonResult Aaronfriend = await _faceClient.CreatePersonAsync(
// Id of the PersonGroup that the person belonged to
personGroupId,
// Name of the person
"Aaron"
);
// Directory contains image files of Anna
const string JoseImageDir = @"C:\Users\joseo\source\repos\FutureofWork-ServTechAPJ2018\FutureofWork-ServTech2018APJ\LiveCameraSample\Pictures\Jose\";
foreach (string imagePath in Directory.GetFiles(JoseImageDir, "*.jpg"))
{
using (Stream s = File.OpenRead(imagePath))
{
// Detect faces in the image and add to Anna
await _faceClient.AddPersonFaceAsync(
personGroupId, Josefriend.PersonId, s);
}
}
// Do the same for Bill and Clare
const string AaronImageDir = @"C:\Users\joseo\source\repos\FutureofWork-ServTechAPJ2018\FutureofWork-ServTech2018APJ\LiveCameraSample\Pictures\Aaron\";
foreach (string imagePath in Directory.GetFiles(AaronImageDir, "*.jpg"))
{
using (Stream s = File.OpenRead(imagePath))
{
// Detect faces in the image and add to Anna
await _faceClient.AddPersonFaceAsync(
personGroupId, Aaronfriend.PersonId, s);
}
}
// Do the same for Bill and Clare
await _faceClient.TrainPersonGroupAsync(personGroupId);
FaceAPI.Contract.TrainingStatus trainingStatus = null;
while (true)
{
trainingStatus = await _faceClient.GetPersonGroupTrainingStatusAsync(personGroupId);
if (trainingStatus.Status != Status.Running)
{
break;
}
await Task.Delay(1000);
}
Console.Write("Training successfully completed");
}