async void OnTakePhotoButtonClicked(object sender, EventArgs e)
{
await CrossMedia.Current.Initialize();
// Take photo
if (CrossMedia.Current.IsCameraAvailable || CrossMedia.Current.IsTakePhotoSupported)
{
// Select an image from camera roll (if using a emulator)
photo = await CrossMedia.Current.PickPhotoAsync();
// Take a photo with your device instead
/*
* photo = await CrossMedia.Current.TakePhotoAsync(new StoreCameraMediaOptions
* {
* Name = "emotion.jpg",
* PhotoSize = PhotoSize.Small
* });
*/
if (photo != null)
{
image.Source = ImageSource.FromStream(photo.GetStream);
}
}
else
{
await DisplayAlert("No Camera", "Camera unavailable.", "OK");
}
// Recognize emotion
try
{
if (photo != null)
{
var faceAttributes = new FaceAttributeType[] { FaceAttributeType.Emotion, FaceAttributeType.Age, FaceAttributeType.Gender };
using (var photoStream = photo.GetStream())
{
((Button)sender).IsEnabled = false;
activityIndicator.IsRunning = true;
Face[] faces = await _faceRecognitionService.DetectAsync(photoStream, true, false, faceAttributes);
if (faces.Any())
{
// Emotions detected are happiness, sadness, surprise, anger, fear, contempt, disgust, or neutral.
emotionResultLabel.Text = faces.FirstOrDefault().FaceAttributes.Emotion.ToRankedList().FirstOrDefault().Key;
((Button)sender).IsEnabled = true;
activityIndicator.IsRunning = false;
}
photo.Dispose();
}
}
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
}
}
async void OnTakePhotoButtonClicked(object sender, EventArgs e)
{
await CrossMedia.Current.Initialize();
if (CrossMedia.Current.IsCameraAvailable || CrossMedia.Current.IsTakePhotoSupported)
{
photo = await CrossMedia.Current.TakePhotoAsync(new StoreCameraMediaOptions
{
Name = "emotion.jpg",
PhotoSize = PhotoSize.Small
});
if (photo != null)
{
image.Source = ImageSource.FromStream(photo.GetStream);
}
}
else
{
await DisplayAlert("No Camera", "Camera unavailable", "Ok");
}
((Button)sender).IsEnabled = false;
activityIndicator.IsRunning = true;
try
{
if (photo != null)
{
var faceAttributes = new FaceAttributeType[] { FaceAttributeType.Emotion };
using (var photoStream = photo.GetStream())
{
Face[] faces = await faceRecognitionService.DetectAsync(photoStream, true, false, faceAttributes);
if (faces.Any())
{
emotionResultLabel.Text = faces.FirstOrDefault().FaceAttributes.Emotion.ToRankedList().FirstOrDefault().Key;
}
photo.Dispose();
}
}
}
catch (FaceAPIException fx)
{
Debug.WriteLine(fx.Message);
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
}
activityIndicator.IsRunning = false;
((Button)sender).IsEnabled = true;
}
async void OnTakePhotoButtonClicked(object sender, EventArgs e)
{
await CrossMedia.Current.Initialize();
// Take photo
if (CrossMedia.Current.IsCameraAvailable || CrossMedia.Current.IsTakePhotoSupported)
{
emotionResultLabel.Text = null;
photo = await CrossMedia.Current.TakePhotoAsync(new StoreCameraMediaOptions
{
Name = "emotion.jpg",
PhotoSize = PhotoSize.Small
});
if (photo != null)
{
image.Source = ImageSource.FromStream(photo.GetStream);
}
}
else
{
await DisplayAlert("No Camera", "Camera unavailable.", "OK");
}
((Button)sender).IsEnabled = false;
activityIndicator.IsRunning = true;
// Recognize emotion
try
{
if (photo != null)
{
var faceAttributes = new FaceAttributeType[] { FaceAttributeType.Emotion };
var photoStream = photo.GetStream();
try
{
Face[] faces = await _faceRecognitionService.DetectAsync(photoStream, true, false, faceAttributes);
while (!faces.Any())
{
faces = await _faceRecognitionService.DetectAsync(photoStream, true, false, faceAttributes);
emotionResultLabel.Text = faces.FirstOrDefault().FaceAttributes.Emotion.ToRankedList().FirstOrDefault().Key;
}
emotionResultLabel.Text = faces.FirstOrDefault().FaceAttributes.Emotion.ToRankedList().FirstOrDefault().Key;
if (faces.Any())
{
emotionResultLabel.Text = faces.FirstOrDefault().FaceAttributes.Emotion.ToRankedList().FirstOrDefault().Key;
}
photo.Dispose();
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
}
//using (var photoStream = photo.GetStream())
//{
// Face[] faces = await _faceRecognitionService.DetectAsync(photoStream, true, false, faceAttributes);
// await DisplayAlert("Photo using", "Début de traitement de votre photo.", "OK");
// if (faces.Any())
// {
// await DisplayAlert("faces Any", "test.", "OK");
// // Emotions detected are happiness, sadness, surprise, anger, fear, contempt, disgust, or neutral.
// emotionResultLabel.Text = faces.FirstOrDefault().FaceAttributes.Emotion.ToRankedList().FirstOrDefault().Key;
// }
// if (emotionResultLabel.Text == null)
// {
// await DisplayAlert("No Photo", "Désolé on n'a pas pu traiter votre photo.", "OK");
// emotionResultLabel.Text = "Désolé on n'a pas pu traiter votre photo";
// }
// photo.Dispose();
//}
}
if (emotionResultLabel.Text == null)
{
emotionResultLabel.Text = "Désolé on n'a pas pu traiter votre photo";
}
}
catch (FaceAPIException fx)
{
Debug.WriteLine(fx.Message);
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
}
activityIndicator.IsRunning = false;
((Button)sender).IsEnabled = true;
}
