public async void FaceVerify(object sender, EventArgs e)
{
if (faceId1 == new Guid())
{
await FaceAddInPerson(filePath1);
}
// Call the Face API.
try
{
var result = await _faceServiceClient.VerifyAsync(faceId2, "grupo", personId);
await DisplayAlert("Result",
"IsIdentical: " + result.IsIdentical +
" Confidence: " + result.Confidence,
"OK");
await _faceServiceClient.DeletePersonFaceAsync("grupo", personId, faceId1);
faceId1 = new Guid();
}
// Catch and display Face API errors.
catch (FaceAPIException f)
{
await DisplayAlert("Error", f.ErrorMessage, "ok");
}
// Catch and display all other errors.
catch (Exception ex)
{
await DisplayAlert("Error", ex.Message, "ok");
}
}
/// <summary>
/// Remove face from both Cloud Face API and local whitelist
/// </summary>
/// <param name="personId"></param>
/// <param name="faceId"></param>
/// <returns></returns>
private async Task RemoveFace(Guid personId, Guid faceId)
{
try {
await _faceApiClient.DeletePersonFaceAsync(WhitelistId, personId, faceId);
}
catch { }
_whitelist.RemoveFace(personId, faceId);
}
/// <summary>
/// Asynchronously remove the older face of a picture from oxford
/// and update linked entity
/// </summary>
public async Task RemoveFaceFromOxford(Person person)
{
ProfilePicture pictureToDelete = _unit.ProfilePicturesRepository.GetOlderProfilePictureInOxford(person.Id);
if (pictureToDelete == null)
{
return;
}
try
{
await _faceServiceClient.DeletePersonFaceAsync
(Global.OxfordPersonGroupId, person.PersonApiId, pictureToDelete.FaceApiId);
}
catch (FaceAPIException e)
{
LogManager.GetLogger(GetType()).Info("Error occured during suppression of a face from api", e);
}
pictureToDelete.FaceApiId = default(Guid);
}
public async Task DeleteFace(Guid personId, Guid faceId)
{
await _faceServiceClient.DeletePersonFaceAsync(_personGroupId, personId, faceId);
}
public Task DeletePersonFaceAsync(string personGroupId, Guid personId, Guid persistedFaceId)
{
return(innerClient.DeletePersonFaceAsync(personGroupId, personId, persistedFaceId));
}