async Task ExecuteFindSimilarFaces(FindSimilarMatchMode matchMode, int gridViewResourceId)
{
List <SimilarFaceResult> results = null;
try
{
AddLog($"Request: Find {matchMode.ToString ()} similar faces to {targetFaceListAdapter.SelectedFace.Id} in {faceListAdapter.Count} face(s)");
progressDialog.Show();
progressDialog.SetMessage("Finding Similar Faces...");
SetInfo("Finding Similar Faces...");
results = await FaceClient.Shared.FindSimilar(targetFaceListAdapter.SelectedFace, faceListAdapter.Faces, 4 /*max candidates*/, matchMode);
var resultString = $"Found {results?.Count ?? 0} {matchMode} similar face{(results?.Count != 1 ? "s" : "")}";
AddLog("Response: Success. " + resultString);
AppendInfo(resultString);
}
catch (Exception e)
{
AddLog(e.Message);
}
progressDialog.Dismiss();
// Show the result of face finding similar faces.
var similarFaces = FindViewById <GridView> (gridViewResourceId);
similarFaceListAdapter = new SimilarFaceListAdapter(results, faceListAdapter);
similarFaces.Adapter = similarFaceListAdapter;
}
private void SetUiAfterFindFacialSimilarFaces(SimilarFace[] result)
{
mProgressDialog.Dismiss();
SetAllButtonsEnabledStatus(true);
// Show the result of face finding similar faces.
GridView similarFaces = (GridView)FindViewById(Resource.Id.facial_similar_faces);
mSimilarFaceListAdapter = new SimilarFaceListAdapter(result, this);
similarFaces.Adapter = mSimilarFaceListAdapter;
}
public void OnItemClick(AdapterView parent, View view, int position, long id)
{
if (targetFaceListAdapter.SelectedFace != targetFaceListAdapter [position])
{
targetFaceListAdapter.SetSelectedIndex(position);
var imageView = FindViewById <ImageView> (Resource.Id.image);
imageView.SetImageBitmap(targetFaceListAdapter.GetThumbnailForPosition(position));
// Clear the result of finding similar faces.
var similarFaces = FindViewById <GridView> (Resource.Id.similar_faces);
similarFaceListAdapter = new SimilarFaceListAdapter(null, null);
similarFaces.Adapter = similarFaceListAdapter;
similarFaces = FindViewById <GridView> (Resource.Id.facial_similar_faces);
similarFaceListAdapter = new SimilarFaceListAdapter(null, null);
similarFaces.Adapter = similarFaceListAdapter;
SetInfo("");
}
}
