public bool Train()
{
var allFaces = faceService_.CallFaces("ALL_USERS");
if (allFaces != null)
{
var faceImages = new Image <Gray, byte> [allFaces.Count];
var faceLabels = new int[allFaces.Count];
for (int i = 0; i < allFaces.Count; i++)
{
Stream stream = new MemoryStream();
stream.Write(allFaces[i].Image, 0, allFaces[i].Image.Length);
var faceImage = new Image <Gray, byte>(new Bitmap(stream));
faceImages[i] = faceImage.Resize(100, 100, Inter.Cubic);
faceLabels[i] = allFaces[i].UserId;
}
faceRecognizer_.Train(faceImages, faceLabels);
faceRecognizer_.Save(recognizerFilePath_);
}
return(true);
}
