void setupAVFoundationFaceDetection()
{
faceViews = new Dictionary <int, FaceView> ();
metadataOutput = new AVCaptureMetadataOutput();
if (!session.CanAddOutput(metadataOutput))
{
metadataOutput = null;
return;
}
var metaDataObjectDelegate = new MetaDataObjectDelegate();
metaDataObjectDelegate.DidOutputMetadataObjectsAction = DidOutputMetadataObjects;
metadataOutput.SetDelegate(metaDataObjectDelegate, DispatchQueue.MainQueue);
session.AddOutput(metadataOutput);
if (!metadataOutput.AvailableMetadataObjectTypes.Contains(AVMetadataObject.TypeFace))
{
teardownAVFoundationFaceDetection();
return;
}
metadataOutput.MetadataObjectTypes = new NSString[] { AVMetadataObject.TypeFace };
updateAVFoundationFaceDetection();
}
void setupAVFoundationFaceDetection()
{
faceViews = new Dictionary <int, FaceView>();
metadataOutput = new AVCaptureMetadataOutput();
if (!captureSession.CanAddOutput(metadataOutput))
{
metadataOutput = null;
return;
}
var metaDataObjectDelegate = new MetaDataObjectDelegate();
metaDataObjectDelegate.DidOutputMetadataObjectsAction = DidOutputMetadataObjects;
metadataOutput.SetDelegate(metaDataObjectDelegate, DispatchQueue.MainQueue);
captureSession.AddOutput(metadataOutput);
if (!metadataOutput.AvailableMetadataObjectTypes.HasFlag(AVMetadataObjectType.Face))
{
//teardownAVFoundationFaceDetection();
return;
}
metadataOutput.MetadataObjectTypes = AVMetadataObjectType.Face;
//DispatchQueue.MainQueue.DispatchAsync();
//sessionQueue.DispatchAsync(updateAVFoundationFaceDetection);
//updateAVFoundationFaceDetection();
}
void setupAVFoundationFaceDetection ()
{
faceViews = new Dictionary<int, FaceView> ();
metadataOutput = new AVCaptureMetadataOutput ();
if (!session.CanAddOutput (metadataOutput)) {
metadataOutput = null;
return;
}
var metaDataObjectDelegate = new MetaDataObjectDelegate ();
metaDataObjectDelegate.DidOutputMetadataObjectsAction = DidOutputMetadataObjects;
metadataOutput.SetDelegate (metaDataObjectDelegate, DispatchQueue.MainQueue);
session.AddOutput (metadataOutput);
if (metadataOutput.AvailableMetadataObjectTypes != AVMetadataObjectType.Face) {
teardownAVFoundationFaceDetection ();
return;
}
metadataOutput.MetadataObjectTypes = AVMetadataObjectType.Face;
updateAVFoundationFaceDetection ();
}
