Init
This commit is contained in:
498
Instance/Models/_D_Face.cs
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498
Instance/Models/_D_Face.cs
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using FaceRecognitionDotNet;
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using System.Drawing;
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using System.Drawing.Drawing2D;
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using System.Text.Json;
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using System.Text.Json.Serialization;
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using View_by_Distance.Metadata.Models;
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using View_by_Distance.Property.Models;
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using View_by_Distance.Resize.Models;
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using View_by_Distance.Shared.Models;
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using View_by_Distance.Shared.Models.Methods;
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namespace View_by_Distance.Instance.Models;
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/// <summary>
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// List<D_Faces>
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/// </summary>
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public class D_Face : Shared.Models.Properties.IFace, IFace
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{
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internal List<string> AngleBracketCollection { get; }
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private readonly Model _Model;
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private readonly string _ArgZero;
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private readonly Serilog.ILogger? _Log;
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private readonly ModelParameter _ModelParameter;
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private readonly PredictorModel _PredictorModel;
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private readonly Configuration _Configuration;
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private readonly JsonSerializerOptions _WriteIndentedJsonSerializerOptions;
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protected double? _Α;
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protected DateTime _DateTime;
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protected Shared.Models.FaceEncoding _FaceEncoding;
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protected Dictionary<string, Shared.Models.FacePoint[]> _FaceLandmarks;
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protected Shared.Models.Location _Location;
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protected int? _LocationIndex;
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protected OutputResolution _OutputResolution;
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protected bool _Populated;
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protected string _RelativePath;
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public double? α => _Α;
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public DateTime DateTime => _DateTime;
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public Shared.Models.FaceEncoding FaceEncoding => _FaceEncoding;
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public Dictionary<string, Shared.Models.FacePoint[]> FaceLandmarks => _FaceLandmarks;
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public OutputResolution OutputResolution => _OutputResolution;
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public Shared.Models.Location Location => _Location;
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public int? LocationIndex => _LocationIndex;
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public bool Populated => _Populated;
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public string RelativePath => _RelativePath;
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#nullable disable
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[JsonConstructor]
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public D_Face(double? α, DateTime dateTime, Shared.Models.FaceEncoding faceEncoding, Dictionary<string, Shared.Models.FacePoint[]> faceLandmarks, Shared.Models.Location location, int? locationIndex, OutputResolution outputResolution, bool populated, string relativePath)
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{
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_Α = α;
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_DateTime = dateTime;
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_FaceEncoding = faceEncoding;
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_FaceLandmarks = faceLandmarks;
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_Location = location;
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_LocationIndex = locationIndex;
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_OutputResolution = outputResolution;
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_Populated = populated;
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_RelativePath = relativePath;
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}
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internal D_Face(Configuration configuration, string argZero, Model model, ModelParameter modelParameter, PredictorModel predictorModel)
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{
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_Model = model;
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_ArgZero = argZero;
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_Configuration = configuration;
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_ModelParameter = modelParameter;
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_PredictorModel = predictorModel;
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AngleBracketCollection = new List<string>();
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_Log = Serilog.Log.ForContext<D_Face>();
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_WriteIndentedJsonSerializerOptions = new JsonSerializerOptions { WriteIndented = true };
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}
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private D_Face(Shared.Models.Location location)
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{
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_Α = α;
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_DateTime = DateTime.MinValue;
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_FaceEncoding = null;
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_FaceLandmarks = null;
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_OutputResolution = null;
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_Location = location;
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_LocationIndex = null;
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_Populated = false;
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_RelativePath = string.Empty;
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}
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private D_Face()
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{
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_Α = α;
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_DateTime = DateTime.MinValue;
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_FaceEncoding = null;
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_FaceLandmarks = null;
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_OutputResolution = null;
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_Location = null;
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_LocationIndex = null;
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_Populated = false;
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_RelativePath = string.Empty;
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}
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private D_Face(A_Property property, int outputResolutionWidth, int outputResolutionHeight, int outputResolutionOrientation, string relativePath, int? i, Shared.Models.Location location)
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{
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DateTime?[] dateTimes;
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dateTimes = new DateTime?[] { property.CreationTime, property.LastWriteTime, property.DateTime, property.DateTimeDigitized, property.DateTimeOriginal, property.GPSDateStamp };
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_DateTime = (from l in dateTimes where l.HasValue select l.Value).Min();
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_FaceLandmarks = new Dictionary<string, Shared.Models.FacePoint[]>();
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_OutputResolution = new(outputResolutionHeight, outputResolutionOrientation, outputResolutionWidth);
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_Location = location;
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_LocationIndex = i;
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_Populated = false;
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_RelativePath = relativePath;
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}
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private D_Face(int outputResolutionWidth, int outputResolutionHeight, int outputResolutionOrientation, Shared.Models.Properties.IFace face)
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{
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_Α = face.α;
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_DateTime = face.DateTime;
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_FaceEncoding = face.FaceEncoding;
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_FaceLandmarks = face.FaceLandmarks;
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_OutputResolution = new(outputResolutionHeight, outputResolutionOrientation, outputResolutionWidth);
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_Location = face.Location;
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_LocationIndex = face.LocationIndex;
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_Populated = face.Populated;
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_RelativePath = face.RelativePath;
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}
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private static void GetPointBounds(PointF[] points, out float xmin, out float xmax, out float ymin, out float ymax)
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{
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xmin = points[0].X;
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xmax = xmin;
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ymin = points[0].Y;
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ymax = ymin;
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foreach (PointF point in points)
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{
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if (xmin > point.X)
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xmin = point.X;
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if (xmax < point.X)
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xmax = point.X;
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if (ymin > point.Y)
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ymin = point.Y;
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if (ymax < point.Y)
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ymax = point.Y;
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}
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}
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public override string ToString()
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{
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string result = JsonSerializer.Serialize(this, new JsonSerializerOptions() { WriteIndented = true });
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return result;
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}
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#pragma warning disable CA1416
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internal static Bitmap RotateBitmap(Bitmap bitmap, float angle)
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{
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Bitmap result;
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#if Linux
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throw new Exception("Built on Linux!");
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#elif OSX
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throw new Exception("Built on macOS!");
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#elif Windows
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// Make a Matrix to represent rotation
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// by this angle.
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Matrix rotate_at_origin = new();
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rotate_at_origin.Rotate(angle);
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// Rotate the image's corners to see how big
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// it will be after rotation.
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PointF[] points =
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{
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new PointF(0, 0),
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new PointF(bitmap.Width, 0),
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new PointF(bitmap.Width, bitmap.Height),
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new PointF(0, bitmap.Height),
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};
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rotate_at_origin.TransformPoints(points);
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float xmin, xmax, ymin, ymax;
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GetPointBounds(points, out xmin, out xmax, out ymin, out ymax);
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// Make a bitmap to hold the rotated result.
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int wid = (int)Math.Round(xmax - xmin);
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int hgt = (int)Math.Round(ymax - ymin);
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result = new Bitmap(wid, hgt);
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// Create the real rotation transformation.
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Matrix rotate_at_center = new();
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rotate_at_center.RotateAt(angle,
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new PointF(wid / 2f, hgt / 2f));
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// Draw the image onto the new bitmap rotated.
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using (Graphics gr = Graphics.FromImage(result))
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{
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// Use smooth image interpolation.
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gr.InterpolationMode = InterpolationMode.High;
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// Clear with the color in the image's upper left corner.
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gr.Clear(bitmap.GetPixel(0, 0));
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// For debugging. (It's easier to see the background.)
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// gr.Clear(Color.LightBlue);
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// Set up the transformation to rotate.
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gr.Transform = rotate_at_center;
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// Draw the image centered on the bitmap.
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int x = (wid - bitmap.Width) / 2;
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int y = (hgt - bitmap.Height) / 2;
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gr.DrawImage(bitmap, x, y);
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}
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#endif
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// Return the result bitmap.
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return result;
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}
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private static void SaveFaces(List<D_Face> faceCollection, FileInfo resizedFileInfo, List<string> imageFiles)
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{
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int width;
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int height;
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Graphics graphics;
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Rectangle rectangle;
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Bitmap preRotated;
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Shared.Models.Location location;
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using Bitmap source = new(resizedFileInfo.FullName);
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for (int i = 0; i < faceCollection.Count; i++)
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{
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if (!faceCollection[i].Populated || faceCollection[i]?.Location is null)
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continue;
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location = new Shared.Models.Location(faceCollection[i].Location.Confidence,
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faceCollection[i].Location.Bottom,
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faceCollection[i].Location.Left,
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faceCollection[i].Location.Right,
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faceCollection[i].Location.Top);
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width = location.Right - location.Left;
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height = location.Bottom - location.Top;
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rectangle = new Rectangle(location.Left, location.Top, width, height);
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using (preRotated = new(width, height))
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{
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using (graphics = Graphics.FromImage(preRotated))
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graphics.DrawImage(source, new Rectangle(0, 0, width, height), rectangle, GraphicsUnit.Pixel);
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preRotated.Save(imageFiles[i], System.Drawing.Imaging.ImageFormat.Png);
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}
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}
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}
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private List<D_Face> GetFaces(FileInfo resizedFileInfo, string relativePath, string fileNameWithoutExtension, A_Property property, int outputResolutionWidth, int outputResolutionHeight, int outputResolutionOrientation, string facesDirectory)
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{
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List<D_Face> results = new();
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if (_Configuration.PaddingLoops is null)
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throw new Exception();
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if (_Configuration.NumJitters is null)
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throw new Exception();
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FaceRecognitionDotNet.Location[] locations;
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FaceRecognitionDotNet.Image unknownImage = null;
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if (resizedFileInfo.Exists)
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{
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try
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{ unknownImage = FaceRecognition.LoadImageFile(resizedFileInfo.FullName); }
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catch (Exception) { }
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}
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if (unknownImage is null)
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results.Add(new D_Face(property, outputResolutionWidth, outputResolutionHeight, outputResolutionOrientation, relativePath, i: null, location: null));
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else
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{
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FaceRecognition faceRecognition = FaceRecognition.Create(_ModelParameter);
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locations = faceRecognition.FaceLocations(unknownImage, numberOfTimesToUpsample: 1, _Model).ToArray();
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if (!locations.Any())
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results.Add(new D_Face(property, outputResolutionWidth, outputResolutionHeight, outputResolutionOrientation, relativePath, i: null, location: null));
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else
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{
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double? α;
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int width;
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int height;
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int padding;
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int leftEyeX;
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int leftEyeY;
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int rightEyeX;
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int rightEyeY;
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string faceFile;
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Graphics graphics;
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D_Face face = null;
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Rectangle rectangle;
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double[] rawEncoding;
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Bitmap rotated;
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Bitmap preRotated;
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FaceRecognitionDotNet.Image knownImage;
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FaceRecognitionDotNet.Image rotatedImage;
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Shared.Models.Location location;
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FaceRecognitionDotNet.FaceEncoding[] faceEncodings;
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IEnumerable<FaceRecognitionDotNet.FacePoint> facePoints;
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Shared.Models.FaceEncoding faceEncoding;
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IDictionary<FacePart, IEnumerable<FaceRecognitionDotNet.FacePoint>>[] faceLandmarks;
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using Bitmap source = unknownImage.ToBitmap();
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padding = (int)((source.Width + source.Height) / 2 * .01);
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for (int i = 0; i < locations.Length; i++)
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{
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for (int p = 0; p <= _Configuration.PaddingLoops.Value; p++)
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{
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//Location(double confidence, int bottom, int left, int right, int top)
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location = new(locations[i].Confidence,
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locations[i].Bottom + (padding * p),
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locations[i].Left - (padding * p),
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locations[i].Right + (padding * p),
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locations[i].Top - (padding * p));
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face = new D_Face(property, outputResolutionWidth, outputResolutionHeight, outputResolutionOrientation, relativePath, i, location);
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width = location.Right - location.Left;
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height = location.Bottom - location.Top;
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rectangle = new Rectangle(location.Left, location.Top, width, height);
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using (preRotated = new Bitmap(width, height))
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{
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using (graphics = Graphics.FromImage(preRotated))
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graphics.DrawImage(source, new Rectangle(0, 0, width, height), rectangle, GraphicsUnit.Pixel);
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// source.Save(Path.Combine(_Configuration.RootDirectory, "source.jpg"));
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// preRotated.Save(Path.Combine(_Configuration.RootDirectory, $"{p} - preRotated.jpg"));
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using (knownImage = FaceRecognition.LoadImage(preRotated))
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faceLandmarks = faceRecognition.FaceLandmark(knownImage, faceLocations: null, _PredictorModel, _Model).ToArray();
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if (faceLandmarks.Length == 0 && p < _Configuration.PaddingLoops.Value)
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continue;
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else if (faceLandmarks.Length != 1)
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continue;
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foreach (KeyValuePair<FacePart, IEnumerable<FaceRecognitionDotNet.FacePoint>> keyValuePair in faceLandmarks[0])
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face.FaceLandmarks.Add(keyValuePair.Key.ToString(), (from l in keyValuePair.Value select new Shared.Models.FacePoint(l.Index, l.Point.X, l.Point.Y)).ToArray());
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if (!faceLandmarks[0].ContainsKey(FacePart.LeftEye) || !faceLandmarks[0].ContainsKey(FacePart.RightEye))
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continue;
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facePoints = faceLandmarks[0][FacePart.LeftEye];
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leftEyeX = (int)(from l in facePoints select l.Point.X).Average();
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leftEyeY = (int)(from l in facePoints select l.Point.Y).Average();
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facePoints = faceLandmarks[0][FacePart.RightEye];
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rightEyeX = (int)(from l in facePoints select l.Point.X).Average();
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rightEyeY = (int)(from l in facePoints select l.Point.Y).Average();
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α = Shared.Models.Stateless.Methods.IFace.Getα(rightEyeX, leftEyeX, rightEyeY, leftEyeY);
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using (rotated = RotateBitmap(preRotated, (float)α.Value))
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{
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// rotated.Save(Path.Combine(_Configuration.RootDirectory, $"{p} - rotated.jpg"));
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using (rotatedImage = FaceRecognition.LoadImage(rotated))
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faceEncodings = faceRecognition.FaceEncodings(rotatedImage, knownFaceLocation: null, _Configuration.NumJitters.Value, _PredictorModel, _Model).ToArray();
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if (faceEncodings.Length == 0 && p < _Configuration.PaddingLoops.Value)
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continue;
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else if (faceEncodings.Length != 1)
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continue;
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rawEncoding = faceEncodings[0].GetRawEncoding();
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faceEncoding = new(rawEncoding, faceEncodings[0].Size);
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face.Update(α, faceEncoding, populated: true);
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}
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faceFile = Path.Combine(facesDirectory, $"{i} - {fileNameWithoutExtension}.png");
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preRotated.Save(faceFile, System.Drawing.Imaging.ImageFormat.Png);
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results.Add(face);
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}
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if (face.Populated)
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break;
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}
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if (face is null || !face.Populated)
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{
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location = new(locations[i].Confidence,
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locations[i].Bottom,
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locations[i].Left,
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locations[i].Right,
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locations[i].Top);
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face = new D_Face(property, outputResolutionWidth, outputResolutionHeight, outputResolutionOrientation, relativePath, i, location);
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results.Add(face);
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}
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}
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}
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unknownImage.Dispose();
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faceRecognition.Dispose();
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}
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if (!results.Any())
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throw new Exception();
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return results;
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}
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#pragma warning restore CA1416
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private void Update(double? α, Shared.Models.FaceEncoding faceEncoding, bool populated)
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{
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_Α = α;
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_FaceEncoding = faceEncoding;
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_Populated = populated;
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}
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internal List<D_Face> GetFaces(Property.Models.Configuration configuration, string outputResolution, List<Tuple<string, DateTime>> subFileTuples, List<string> parseExceptions, string relativePath, string fileNameWithoutExtension, A_Property property, FileInfo resizedFileInfo, int outputResolutionWidth, int outputResolutionHeight, int outputResolutionOrientation)
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{
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List<D_Face> results;
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if (_Configuration.PropertiesChangedForFaces is null)
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throw new Exception();
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string json;
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D_Face face;
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bool checkForOutputResolutionChange = false;
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string[] changesFrom = new string[] { nameof(A_Property), nameof(B_Metadata), nameof(C_Resize) };
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string facesDirectory = Path.Combine(AngleBracketCollection[0].Replace("<>", "()"), fileNameWithoutExtension);
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List<DateTime> dateTimes = (from l in subFileTuples where changesFrom.Contains(l.Item1) select l.Item2).ToList();
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FileInfo fileInfo = new(Path.Combine(AngleBracketCollection[0].Replace("<>", "[]"), $"{fileNameWithoutExtension}.json"));
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if (!fileInfo.Exists)
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{
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if (fileInfo.Directory?.Parent is null)
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throw new Exception();
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string parentCheck = Path.Combine(fileInfo.Directory.Parent.FullName, fileInfo.Name);
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if (File.Exists(parentCheck))
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File.Delete(parentCheck);
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}
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if (!Directory.Exists(facesDirectory))
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_ = Directory.CreateDirectory(facesDirectory);
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if (_Configuration.PropertiesChangedForFaces.Value)
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results = null;
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else if (!fileInfo.Exists)
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results = null;
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else if (dateTimes.Any() && dateTimes.Max() > fileInfo.LastWriteTime)
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results = null;
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else
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{
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json = Shared.Models.Stateless.Methods.IFace.GetJson(fileInfo.FullName);
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try
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{
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results = JsonSerializer.Deserialize<List<D_Face>>(json);
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for (int i = 0; i < results.Count; i++)
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{
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face = results[i];
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if (face.OutputResolution is not null)
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continue;
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if (!checkForOutputResolutionChange)
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checkForOutputResolutionChange = true;
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results[i] = new(outputResolutionWidth, outputResolutionHeight, outputResolutionOrientation, face);
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}
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subFileTuples.Add(new Tuple<string, DateTime>(nameof(D_Face), fileInfo.LastWriteTime));
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}
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catch (Exception)
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{
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results = null;
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parseExceptions.Add(nameof(D_Face));
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}
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}
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if (results is not null && checkForOutputResolutionChange)
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{
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json = JsonSerializer.Serialize(results, _WriteIndentedJsonSerializerOptions);
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if (Property.Models.Stateless.IPath.WriteAllText(fileInfo.FullName, json, compareBeforeWrite: true))
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File.SetLastWriteTime(fileInfo.FullName, fileInfo.CreationTime);
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}
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else if (results is null)
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{
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results = GetFaces(resizedFileInfo, relativePath, fileNameWithoutExtension, property, outputResolutionWidth, outputResolutionHeight, outputResolutionOrientation, facesDirectory);
|
||||
json = JsonSerializer.Serialize(results, _WriteIndentedJsonSerializerOptions);
|
||||
if (Property.Models.Stateless.IPath.WriteAllText(fileInfo.FullName, json, compareBeforeWrite: true))
|
||||
subFileTuples.Add(new Tuple<string, DateTime>(nameof(D_Face), DateTime.Now));
|
||||
}
|
||||
return results;
|
||||
}
|
||||
|
||||
internal void SaveFaces(Property.Models.Configuration configuration, List<Tuple<string, DateTime>> subFileTuples, List<string> parseExceptions, string relativePath, string fileNameWithoutExtension, FileInfo resizedFileInfo, List<D_Face> faceCollection)
|
||||
{
|
||||
if (_Configuration.OverrideForFaceImages is null)
|
||||
throw new Exception();
|
||||
FileInfo fileInfo;
|
||||
bool check = false;
|
||||
string parentCheck;
|
||||
List<string> imageFiles = new();
|
||||
string[] changesFrom = new string[] { nameof(A_Property), nameof(B_Metadata), nameof(C_Resize) };
|
||||
string facesDirectory = Path.Combine(AngleBracketCollection[0].Replace("<>", "()"), fileNameWithoutExtension);
|
||||
List<DateTime> dateTimes = (from l in subFileTuples where changesFrom.Contains(l.Item1) select l.Item2).ToList();
|
||||
bool facesDirectoryExisted = Directory.Exists(facesDirectory);
|
||||
if (!facesDirectoryExisted)
|
||||
_ = Directory.CreateDirectory(facesDirectory);
|
||||
for (int i = 0; i < faceCollection.Count; i++)
|
||||
{
|
||||
if (!faceCollection[i].Populated || faceCollection[i]?.Location is null)
|
||||
{
|
||||
imageFiles.Add(string.Empty);
|
||||
continue;
|
||||
}
|
||||
fileInfo = new FileInfo(Path.Combine(facesDirectory, $"{i} - {fileNameWithoutExtension}.png"));
|
||||
if (!fileInfo.Exists)
|
||||
{
|
||||
if (fileInfo.Directory?.Parent is null)
|
||||
throw new Exception();
|
||||
parentCheck = Path.Combine(fileInfo.Directory.Parent.FullName, fileInfo.Name);
|
||||
if (File.Exists(parentCheck))
|
||||
File.Delete(parentCheck);
|
||||
}
|
||||
imageFiles.Add(fileInfo.FullName);
|
||||
if (_Configuration.OverrideForFaceImages.Value)
|
||||
check = true;
|
||||
else if (!fileInfo.Exists)
|
||||
check = true;
|
||||
else if (dateTimes.Any() && dateTimes.Max() > fileInfo.LastWriteTime)
|
||||
check = true;
|
||||
}
|
||||
if (check)
|
||||
SaveFaces(faceCollection, resizedFileInfo, imageFiles);
|
||||
}
|
||||
|
||||
double Shared.Models.Stateless.Methods.IFace.TestStatic_Getα(int x1, int x2, int y1, int y2) => throw new NotImplementedException();
|
||||
|
||||
string Shared.Models.Stateless.Methods.IFace.TestStatic_GetJson(string jsonFileFullName) => throw new NotImplementedException();
|
||||
|
||||
Face Shared.Models.Stateless.Methods.IFace.TestStatic_GetFace(string jsonFileFullName) => throw new NotImplementedException();
|
||||
|
||||
Face[] Shared.Models.Stateless.Methods.IFace.TestStatic_GetFaces(string jsonFileFullName) => throw new NotImplementedException();
|
||||
|
||||
}
|
||||
Reference in New Issue
Block a user