public void OnPictureTaken(byte[] data)
{
Matrix m = new Matrix();
m.PostRotate(270);
Bitmap scaledBitmap = Bitmap.CreateScaledBitmap((BitmapFactory.DecodeByteArray(data, 0, data.Length)), 640, 480, false);
Bitmap rotatedBitmap = Bitmap.CreateBitmap(scaledBitmap, 0, 0, scaledBitmap.Width, scaledBitmap.Height, m, false);
MemoryStream stream = new MemoryStream();
rotatedBitmap.Compress(Bitmap.CompressFormat.Jpeg, 100, stream);
byte[] newpicdata = stream.ToArray();
Task.Run(async() =>
{
try
{
isProcessing = true;
Console.WriteLine("face detected: ");
await CruzeBioHelper.ProcessCameraCapture(newpicdata);
}
finally
{
isProcessing = false;
}
});
}
protected async override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
Xamarin.Essentials.Platform.Init(this, savedInstanceState);
SetContentView(Resource.Layout.activity_main);
Android.Support.V7.Widget.Toolbar toolbar = FindViewById <Android.Support.V7.Widget.Toolbar>(Resource.Id.toolbar);
SetSupportActionBar(toolbar);
// Wire up the controls
mPreview = FindViewById <CameraSourcePreview>(Resource.Id.preview);
mGraphicOverlay = FindViewById <GraphicOverlay>(Resource.Id.faceOverlay);
mStatusText = FindViewById <TextView>(Resource.Id.statusText);
mAuthenticationStatusImageView = FindViewById <ImageView>(Resource.Id.authenticationStatusImageView);
mAuthenticationStatusImageView.Visibility = ViewStates.Visible;
StatusImage = mAuthenticationStatusImageView;
StatusText = mStatusText;
FloatingActionButton fab = FindViewById <FloatingActionButton>(Resource.Id.fab);
fab.Click += FabOnClick;
if (ActivityCompat.CheckSelfPermission(this, Manifest.Permission.Camera) == Permission.Granted)
{
CreateCameraSource();
CruzeBioHelper.Init();
CruzeBioHelper.AuthenticationStatusImageCallback = (resourceId) => { RunOnUiThread(() =>
MainActivity.StatusImage.SetImageResource(resourceId));
//mStatusText.Text = StatusText;
};
await CruzeBioHelper.RegisterFaces();
}
else
{
RequestCameraPermission();
}
}
