360 lines
15 KiB
C#
360 lines
15 KiB
C#
using System.Drawing;
|
|
|
|
namespace View_by_Distance.Shared.Models.Stateless.Methods;
|
|
|
|
internal abstract class Location
|
|
{
|
|
|
|
internal static bool Check(int bottom, int left, int right, int top, int zCount, bool throwException)
|
|
{
|
|
bool result = true;
|
|
if (left < 0)
|
|
result = false;
|
|
if (right < 0)
|
|
result = false;
|
|
if (right < left)
|
|
result = false;
|
|
if (top < 0)
|
|
result = false;
|
|
if (bottom < 0)
|
|
result = false;
|
|
if (bottom < top)
|
|
result = false;
|
|
if (zCount < 0)
|
|
result = false;
|
|
if (throwException && !result)
|
|
throw new Exception();
|
|
return result;
|
|
}
|
|
|
|
internal static bool Check(int bottom, int height, int left, int right, int top, int width, int zCount, bool throwException)
|
|
{
|
|
bool result = true;
|
|
if (bottom > height)
|
|
result = false;
|
|
if (left > width)
|
|
result = false;
|
|
if (right > width)
|
|
result = false;
|
|
if (top > height)
|
|
result = false;
|
|
if (zCount < 0)
|
|
result = false;
|
|
if (result)
|
|
result = Check(bottom, left, right, top, zCount, throwException);
|
|
if (throwException && !result)
|
|
throw new Exception();
|
|
return result;
|
|
}
|
|
|
|
internal static string GetLeftPadded(int locationDigits, string value)
|
|
{
|
|
string result;
|
|
if (value.Length == locationDigits)
|
|
result = value;
|
|
else if (value.Length > locationDigits)
|
|
result = value[..locationDigits];
|
|
else
|
|
result = value.PadLeft(locationDigits, '0');
|
|
return result;
|
|
}
|
|
|
|
internal static (decimal?, decimal?, decimal?, decimal?) GetHeightLeftTopWidth(int bottom, int height, int left, int right, int top, int width, int zCount)
|
|
{
|
|
(decimal?, decimal?, decimal?, decimal?) result;
|
|
bool verified = Check(bottom, height, left, right, top, width, zCount, throwException: false);
|
|
decimal t = top;
|
|
decimal l = left;
|
|
decimal w = right - l;
|
|
decimal h = bottom - t;
|
|
decimal xHeightPercentageFactored = h / height;
|
|
decimal xLeftPercentageFactored = l / width;
|
|
decimal xTopPercentageFactored = t / height;
|
|
decimal xWidthPercentageFactored = w / width;
|
|
if (!verified)
|
|
result = new(null, null, null, null);
|
|
else
|
|
result = new(xHeightPercentageFactored, xLeftPercentageFactored, xTopPercentageFactored, xWidthPercentageFactored);
|
|
return result;
|
|
}
|
|
|
|
internal static int GetWholePercentages(int bottom, int height, int left, int locationDigits, int right, int top, int width, int zCount)
|
|
{
|
|
int result;
|
|
string check;
|
|
bool verified = Check(bottom, height, left, right, top, width, zCount, throwException: false);
|
|
int checksum = left > top ? 4 : 8;
|
|
if (!verified)
|
|
check = string.Concat(checksum, new string('0', locationDigits - 1));
|
|
else
|
|
{
|
|
decimal factor = 100;
|
|
int factorMinusOne = (int)factor - 1;
|
|
int length = (locationDigits - 1) / 4;
|
|
decimal x = left / (decimal)width * factor;
|
|
decimal y = top / (decimal)height * factor;
|
|
decimal w = (right - left) / (decimal)width * factor;
|
|
decimal h = (bottom - top) / (decimal)height * factor;
|
|
string xPadded = x < factor ? ILocation.GetLeftPadded(length, (int)x) : ILocation.GetLeftPadded(length, factorMinusOne);
|
|
string yPadded = y < factor ? ILocation.GetLeftPadded(length, (int)y) : ILocation.GetLeftPadded(length, factorMinusOne);
|
|
string widthPadded = w < factor ? ILocation.GetLeftPadded(length, (int)w) : ILocation.GetLeftPadded(length, factorMinusOne);
|
|
string heightPadded = h < factor ? ILocation.GetLeftPadded(length, (int)h) : ILocation.GetLeftPadded(length, factorMinusOne);
|
|
check = string.Concat(checksum, xPadded, yPadded, widthPadded, heightPadded);
|
|
}
|
|
long value = long.Parse(check);
|
|
if (value > int.MaxValue)
|
|
throw new Exception();
|
|
result = (int)value;
|
|
return result;
|
|
}
|
|
|
|
internal static int GetWholePercentages(int height, Models.Location location, int locationDigits, int width)
|
|
{
|
|
int result = GetWholePercentages(location.Bottom, height, location.Left, locationDigits, location.Right, location.Top, width, zCount: 1);
|
|
return result;
|
|
}
|
|
|
|
internal static int GetConfidencePercent(int faceConfidencePercent, float[] rangeFaceConfidence, double confidence)
|
|
{
|
|
int result = (int)(confidence / rangeFaceConfidence[1] * faceConfidencePercent);
|
|
return result;
|
|
}
|
|
|
|
internal static RectangleF? GetPercentagesRectangle(int locationDigits, string wholePercentages)
|
|
{
|
|
RectangleF? result;
|
|
int length = (locationDigits - 1) / 4;
|
|
string[] segments = new string[]
|
|
{
|
|
wholePercentages[..1],
|
|
wholePercentages.Substring(1, length),
|
|
wholePercentages.Substring(3, length),
|
|
wholePercentages.Substring(5, length),
|
|
wholePercentages.Substring(7, length)
|
|
};
|
|
if (string.Join(string.Empty, segments) != wholePercentages)
|
|
result = null;
|
|
else
|
|
{
|
|
if (!int.TryParse(segments[1], out int xWholePercent) || !int.TryParse(segments[2], out int yWholePercent) || !int.TryParse(segments[3], out int wWholePercent) || !int.TryParse(segments[4], out int hWholePercent))
|
|
result = null;
|
|
else
|
|
{
|
|
float factor = 100;
|
|
result = new(xWholePercent / factor, yWholePercent / factor, wWholePercent / factor, hWholePercent / factor);
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
internal static Rectangle? GetRectangle(int locationDigits, Models.OutputResolution outputResolution, string wholePercentages)
|
|
{
|
|
Rectangle? result;
|
|
if (wholePercentages.Length != locationDigits || wholePercentages[0] is not '4' and not '8')
|
|
throw new NotSupportedException("Old way has been removed!");
|
|
(int width, int height) = OutputResolution.Get(outputResolution);
|
|
RectangleF? rectangle = GetPercentagesRectangle(locationDigits, wholePercentages);
|
|
if (rectangle is null)
|
|
result = null;
|
|
else
|
|
{
|
|
result = new((int)(rectangle.Value.X * width), (int)(rectangle.Value.Y * height), (int)(rectangle.Value.Width * width), (int)(rectangle.Value.Height * height));
|
|
}
|
|
if (result is null)
|
|
throw new NullReferenceException(nameof(result));
|
|
return result;
|
|
}
|
|
|
|
private static bool Matches(Models.OutputResolution outputResolution, DatabaseFile databaseFile)
|
|
{
|
|
bool result = outputResolution.Height == databaseFile.FileHeight && outputResolution.Width == databaseFile.FileWidth;
|
|
return result;
|
|
}
|
|
|
|
internal static RectangleF? GetPercentagesRectangle(DatabaseFile databaseFile, Marker marker, Models.OutputResolution outputResolution)
|
|
{
|
|
RectangleF? result;
|
|
bool matches = Matches(outputResolution, databaseFile);
|
|
if (!matches)
|
|
result = null;
|
|
else
|
|
result = new(marker.X, marker.Y, marker.W, marker.H);
|
|
return result;
|
|
}
|
|
|
|
private static Models.Location? GetLocation(DatabaseFile databaseFile, Marker marker, RectangleF rectangle)
|
|
{
|
|
Models.Location? result;
|
|
int top = (int)Math.Ceiling(rectangle.Top * databaseFile.FileHeight);
|
|
int left = (int)Math.Ceiling(rectangle.Left * databaseFile.FileWidth);
|
|
int right = (int)Math.Ceiling(rectangle.Right * databaseFile.FileWidth);
|
|
int bottom = (int)Math.Ceiling(rectangle.Bottom * databaseFile.FileHeight);
|
|
bool verified = Check(bottom, databaseFile.FileHeight, left, right, top, databaseFile.FileWidth, zCount: 1, throwException: false);
|
|
if (!verified)
|
|
result = null;
|
|
else
|
|
result = new(bottom, marker.Score / 100, left, right, top);
|
|
return result;
|
|
}
|
|
|
|
internal static Models.Location? GetLocation(int height, Rectangle rectangle, int width)
|
|
{
|
|
Models.Location? result;
|
|
double confidence = 0;
|
|
bool verified = Check(rectangle.Bottom, height, rectangle.Left, rectangle.Right, rectangle.Top, width, zCount: 1, throwException: false);
|
|
if (!verified)
|
|
result = null;
|
|
else
|
|
result = new(rectangle.Bottom, confidence, rectangle.Left, rectangle.Right, rectangle.Top);
|
|
return result;
|
|
}
|
|
|
|
internal static Models.Location? GetLocation(DatabaseFile databaseFile, Marker marker, Models.OutputResolution outputResolution)
|
|
{
|
|
Models.Location? result;
|
|
RectangleF? rectangle = GetPercentagesRectangle(databaseFile, marker, outputResolution);
|
|
if (rectangle is null)
|
|
result = null;
|
|
else
|
|
result = GetLocation(databaseFile, marker, rectangle.Value);
|
|
return result;
|
|
}
|
|
|
|
internal static float? GetIntersectPercent(RectangleF rectangleA, float? areaA, RectangleF rectangleB)
|
|
{
|
|
float? result;
|
|
if (rectangleA.Equals(rectangleB))
|
|
result = 1;
|
|
else
|
|
{
|
|
float intersectArea;
|
|
RectangleF intersectRectangle;
|
|
areaA ??= rectangleA.Width * rectangleA.Height;
|
|
float areaB = rectangleB.Width * rectangleB.Height;
|
|
bool check = areaA > areaB;
|
|
if (check)
|
|
intersectRectangle = RectangleF.Intersect(rectangleB, rectangleA);
|
|
else
|
|
intersectRectangle = RectangleF.Intersect(rectangleA, rectangleB);
|
|
intersectArea = intersectRectangle.Width * intersectRectangle.Height;
|
|
if (check)
|
|
result = intersectArea / areaA;
|
|
else
|
|
result = intersectArea / areaB;
|
|
}
|
|
return result;
|
|
}
|
|
|
|
internal static List<Models.Location> GetLocations<T>(List<LocationContainer<T>> locationContainers, List<Models.Face> faces, List<MappingFromPhotoPrism> mappingFromPhotoPrismCollection, float rectangleIntersectMinimum)
|
|
{
|
|
List<Models.Location> results = new();
|
|
bool any;
|
|
bool matches;
|
|
float? percent;
|
|
float prismArea;
|
|
int width, height;
|
|
Models.Location? location;
|
|
RectangleF? prismRectangle;
|
|
int dlibLocationWholePercentages;
|
|
RectangleF? dlibPercentagesRectangle;
|
|
Models.OutputResolution? outputResolution = null;
|
|
foreach (Models.Face face in faces)
|
|
{
|
|
if (face.Location is null || face.OutputResolution is null)
|
|
continue;
|
|
results.Add(face.Location);
|
|
outputResolution ??= face.OutputResolution;
|
|
}
|
|
int before = results.Count;
|
|
foreach (LocationContainer<T> locationContainer in locationContainers)
|
|
{
|
|
if (locationContainer.Location is null)
|
|
continue;
|
|
results.Add(locationContainer.Location);
|
|
}
|
|
foreach (MappingFromPhotoPrism mappingFromPhotoPrism in mappingFromPhotoPrismCollection)
|
|
{
|
|
if (outputResolution is null)
|
|
break;
|
|
matches = Matches(outputResolution, mappingFromPhotoPrism.DatabaseFile);
|
|
if (!matches)
|
|
break;
|
|
foreach (Marker marker in mappingFromPhotoPrism.Markers)
|
|
{
|
|
any = false;
|
|
prismRectangle = GetPercentagesRectangle(mappingFromPhotoPrism.DatabaseFile, marker, outputResolution);
|
|
if (prismRectangle is null)
|
|
break;
|
|
prismArea = prismRectangle.Value.Width * prismRectangle.Value.Height;
|
|
location = GetLocation(mappingFromPhotoPrism.DatabaseFile, marker, prismRectangle.Value);
|
|
if (location is null)
|
|
break;
|
|
foreach (LocationContainer<T> locationContainer in locationContainers)
|
|
{
|
|
if (any)
|
|
continue;
|
|
if (locationContainer.Rectangle is null)
|
|
continue;
|
|
percent = GetIntersectPercent(prismRectangle.Value, prismArea, locationContainer.Rectangle.Value);
|
|
if (percent is null || percent < rectangleIntersectMinimum)
|
|
continue;
|
|
if (!any)
|
|
any = true;
|
|
break;
|
|
}
|
|
foreach (Models.Face face in faces)
|
|
{
|
|
if (any)
|
|
continue;
|
|
if (face.Location is null || face.OutputResolution is null)
|
|
continue;
|
|
(width, height) = OutputResolution.Get(face.OutputResolution);
|
|
dlibLocationWholePercentages = GetWholePercentages(height, face.Location, Stateless.ILocation.Digits, width);
|
|
dlibPercentagesRectangle = GetPercentagesRectangle(Stateless.ILocation.Digits, dlibLocationWholePercentages.ToString());
|
|
if (dlibPercentagesRectangle is null)
|
|
continue;
|
|
percent = GetIntersectPercent(prismRectangle.Value, prismArea, dlibPercentagesRectangle.Value);
|
|
if (percent is null || percent < rectangleIntersectMinimum)
|
|
continue;
|
|
if (!any)
|
|
any = true;
|
|
break;
|
|
}
|
|
if (!any)
|
|
results.Add(location);
|
|
}
|
|
}
|
|
if (before == results.Count)
|
|
results.Clear();
|
|
return results;
|
|
}
|
|
|
|
internal static List<Models.Face> FilterByIntersect(Models.Face[] faces, float rectangleIntersectMinimum, int wholePercentages)
|
|
{
|
|
List<Models.Face> results = new();
|
|
float? percent;
|
|
int width, height;
|
|
int faceLocationWholePercentages;
|
|
RectangleF? facePercentagesRectangle;
|
|
RectangleF? sourceRectangle = GetPercentagesRectangle(Stateless.ILocation.Digits, wholePercentages.ToString());
|
|
float? sourceArea = sourceRectangle is null ? null : sourceRectangle.Value.Width * sourceRectangle.Value.Height;
|
|
foreach (Models.Face face in faces)
|
|
{
|
|
if (sourceRectangle is null || sourceArea is null)
|
|
continue;
|
|
if (face.Location is null || face.OutputResolution is null)
|
|
continue;
|
|
(width, height) = OutputResolution.Get(face.OutputResolution);
|
|
faceLocationWholePercentages = GetWholePercentages(height, face.Location, Stateless.ILocation.Digits, width);
|
|
facePercentagesRectangle = GetPercentagesRectangle(Stateless.ILocation.Digits, faceLocationWholePercentages.ToString());
|
|
if (facePercentagesRectangle is null)
|
|
continue;
|
|
percent = GetIntersectPercent(sourceRectangle.Value, sourceArea.Value, facePercentagesRectangle.Value);
|
|
if (percent is null || percent < rectangleIntersectMinimum)
|
|
continue;
|
|
results.Add(face);
|
|
}
|
|
return results;
|
|
}
|
|
|
|
} |