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Change to the Normalized Pixel Percentage Formula

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This commit is contained in:
Mike Phares
2022-09-22 23:39:58 -07:00
parent 192d2ad776
commit fb1c68e1f5
27 changed files with 426 additions and 451 deletions
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43
Instance/Models/_D_Face.cs
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@ -1,6 +1,7 @@
using System.Drawing;
using System.Drawing.Drawing2D;
using System.Drawing.Imaging;
using System.Reflection;
using System.Text.Json;
using System.Text.Json.Serialization;
using View_by_Distance.FaceRecognitionDotNet;
@ -33,6 +34,7 @@ public class D_Face
private readonly ImageCodecInfo _ImageCodecInfo;
private readonly ModelParameter _ModelParameter;
private readonly PredictorModel _PredictorModel;
private readonly ConstructorInfo _ConstructorInfo;
private readonly EncoderParameters _EncoderParameters;
private readonly ImageCodecInfo _HiddenImageCodecInfo;
private readonly EncoderParameters _HiddenEncoderParameters;
@ -53,6 +55,10 @@ public class D_Face
_HiddenImageCodecInfo = hiddenImageCodecInfo;
_HiddenEncoderParameters = hiddenEncoderParameters;
_HiddenFileNameExtension = hiddenFileNameExtension;
ConstructorInfo? constructorInfo = typeof(PropertyItem).GetConstructor(BindingFlags.NonPublic | BindingFlags.Instance | BindingFlags.Public, null, Array.Empty<Type>(), null);
if (constructorInfo is null)
throw new Exception();
_ConstructorInfo = constructorInfo;
_WriteIndentedAndWhenWritingNull = new JsonSerializerOptions { WriteIndented = true, DefaultIgnoreCondition = JsonIgnoreCondition.WhenWritingNull };
}
@ -144,31 +150,65 @@ public class D_Face
return result;
}
private static byte[] GetBytes(string value)
{
byte[] results = new byte[value.Length + 1];
for (int i = 0; i < value.Length; i++)
results[i] = (byte)value[i];
results[value.Length] = 0x00;
return results;
}
private PropertyItem GetPropertyItem(int id, string value)
{
PropertyItem result = (PropertyItem)_ConstructorInfo.Invoke(null);
byte[] bytes = GetBytes(value);
result.Id = id;
result.Len = value.Length + 1;
result.Type = 2;
result.Value = bytes;
return result;
}
private void SaveFaces(FileHolder resizedFileHolder, List<(Face, FileInfo?, string)> collection)
{
int pixel;
int width;
int height;
string json;
Bitmap bitmap;
Graphics graphics;
Location? location;
Rectangle rectangle;
PropertyItem? propertyItem;
int software = (int)IExif.Tags.Software;
int userComment = (int)IExif.Tags.UserComment;
using Bitmap source = new(resizedFileHolder.FullName);
int imageDescription = (int)IExif.Tags.ImageDescription;
foreach ((Face face, FileInfo? fileInfo, string fileName) in collection)
{
if (fileInfo is null)
continue;
if (face.FaceEncoding is null || face?.Location is null)
if (face.FaceEncoding is null || face?.Location?.NormalizedPixelPercentage is null || face?.OutputResolution is null)
continue;
location = Shared.Models.Stateless.Methods.ILocation.GetLocation(face.Location, _Configuration.LocationDigits, _Configuration.LocationFactor, source.Height, source.Width, collection.Count);
if (location is null)
continue;
width = location.Right - location.Left;
height = location.Bottom - location.Top;
json = JsonSerializer.Serialize(face.FaceEncoding);
pixel = Shared.Models.Stateless.Methods.ILocation.GetNormalizedPixelPercentage(face.Location, _Configuration.LocationDigits, _Configuration.LocationFactor, face.OutputResolution);
rectangle = new Rectangle(location.Left, location.Top, width, height);
using (bitmap = new(width, height))
{
using (graphics = Graphics.FromImage(bitmap))
graphics.DrawImage(source, new Rectangle(0, 0, width, height), rectangle, GraphicsUnit.Pixel);
propertyItem = GetPropertyItem(userComment, json);
bitmap.SetPropertyItem(propertyItem);
propertyItem = GetPropertyItem(imageDescription, pixel.ToString());
bitmap.SetPropertyItem(propertyItem);
propertyItem = GetPropertyItem(software, face.Location.NormalizedPixelPercentage.Value.ToString());
bitmap.SetPropertyItem(propertyItem);
bitmap.Save(fileInfo.FullName, _ImageCodecInfo, _EncoderParameters);
}
if (File.Exists(fileName))
@ -304,7 +344,6 @@ public class D_Face
results = JsonSerializer.Deserialize<List<Face>>(json);
if (results is null)
throw new NullReferenceException(nameof(results));
results = Shared.Models.Stateless.Methods.IFace.GetVerifiedFaces(_Configuration.LocationDigits, _Configuration.LocationFactor, results);
if (!_Configuration.ForceFaceLastWriteTimeToCreationTime)
{
normalizedPixelPercentageCollection = Shared.Models.Stateless.Methods.IFace.GetInts(results);