FMX.Gestures, FMX.Graphics,
FMX.TabControl, FMX.StdCtrls, System.Actions, FMX.ActnList, FMX.StdActns,
FMX.MediaLibrary.Actions, FMX.Objects, FMX.Controls.Presentation, FMX.Edit,
- FMX.Media, Unit2;
+ FMX.Media, Unit2, Math;
type
TForm1 = class(TForm)
Button4: TButton;
Label7: TLabel;
Image2: TImage;
- Button5: TButton;
+ Image3: TImage;
procedure ToolbarCloseButtonClick(Sender: TObject);
procedure FormGesture(Sender: TObject; const EventInfo: TGestureEventInfo;
var Handled: Boolean);
procedure Image1MouseDown(Sender: TObject; Button: TMouseButton;
Shift: TShiftState; X, Y: Single);
procedure FormDestroy(Sender: TObject);
- procedure Button5Click(Sender: TObject);
procedure CameraComponent1SampleBufferReady(Sender: TObject;
const ATime: Int64);
private
obj: TPreProcess;
farr: TBinary;
numRect: integer;
+ numDescriptor: integer;
+ numEntry: integer;
+ Fourier: TFourier;
{ private \90é\8c¾ }
procedure ShowToolbar(AShow: Boolean);
procedure detectImage;
+ procedure recognition;
public
{ public \90é\8c¾ }
end;
procedure TForm1.Image1MouseDown(Sender: TObject; Button: TMouseButton;
Shift: TShiftState; X, Y: Single);
var
- r: TRectF;
+ r, rr: TRectF;
i: integer;
+ cnt: integer;
+ j: integer;
+ a, b: array of Double;
begin
case TabControl1.TabIndex of
0:
+ if Image2.Canvas.BeginScene = true then
+ begin
+ for i := 0 to obj.MAX_RECT - 1 do
+ begin
+ r := RectF(obj.ar[i].Left, obj.ar[i].Top, obj.ar[i].Right,
+ obj.ar[i].Bottom);
+ if (X > r.Left) and (X < r.Right) and (Y > r.Top) and (Y < r.Bottom)
+ then
+ begin
+ if r.Width < r.Height then
+ begin
+ rr.Height := r.Height;
+ rr.Width := r.Width * rr.Height / r.Height;
+ end
+ else
+ begin
+ rr.Width := r.Width;
+ rr.Height := r.Height * rr.Width / r.Width;
+ end;
+ rr.Left := (Image2.Width - rr.Width) / 2;
+ rr.Top := (Image2.Height - rr.Height) / 2;
+ Image2.Canvas.FillRect(Image2.BoundsRect, 0, 0, [], 1.0);
+ Image2.Canvas.DrawBitmap(Image1.Bitmap, r, rr, 1.0);
+ end;
+ end;
+ Image2.Canvas.EndScene;
+ end;
+ 2:
+ recognition;
+ end;
+end;
+
+procedure TForm1.recognition;
+var
+ dist: Double;
+ i: integer;
+ id: array of integer;
+ a, b: array of Double;
+ estima: array of Double;
+ X, Y, wr, wi: array [0 .. TFourier.MAX_POINT] of Double;
+ n, cnt: integer;
+ test: TModel;
+ j: integer;
+ fr, fi, cc, ss: Double;
+ bnd: TBoundary;
+begin
+ SetLength(a, 4 * Fourier.numDescriptor);
+ SetLength(b, 4 * Fourier.numDescriptor);
+ SetLength(id, Fourier.numEntry);
+ SetLength(estima, Fourier.numEntry);
+ bnd := TBoundary.Create;
+ test := TModel.Create;
+ try
+ n := bnd.numP;
+ for i := 0 to Fourier.numDescriptor - 1 do
begin
- Image2.Canvas.BeginScene;
- for i := 0 to obj.MAX_RECT - 1 do
+ test.coReal1[i] := 0;
+ test.coImag1[i] := 0;
+ test.coReal2[i] := 0;
+ test.coImag2[i] := 0;
+ for j := 0 to n - 1 do
begin
- r := RectF(obj.ar[i].Left, obj.ar[i].Top, obj.ar[i].right,
- obj.ar[i].bottom);
- if (X > r.Left) and (X < r.right) and (Y > r.Top) and (Y < r.bottom)
- then
- Image2.Canvas.DrawBitmap(Image1.Bitmap, r, Image2.BoundsRect, 1.0);
+ fr := bnd.X[j + 1] - bnd.X[j];
+ fi := bnd.Y[j + 1] - bnd.Y[j];
+ cc := cos(2 * pi * i * j / n);
+ ss := sin(2 * pi * i * j / n);
+ test.coReal1[i] := test.coReal1[i] + fr * cc + fi * ss;
+ test.coImag1[i] := test.coImag1[i] - fr * ss + fi * cc;
+ test.coReal2[i] := test.coReal2[i] + fr * cc - fi * ss;
+ test.coImag2[i] := test.coImag2[i] + fr * ss + fi * cc;
end;
- Image2.Canvas.EndScene;
+ test.coReal1[i] := test.coReal1[i] / n;
+ test.coImag1[i] := test.coImag1[i] / n;
+ test.coReal2[i] := test.coReal2[i] / n;
+ test.coImag2[i] := test.coImag2[i] / n;
end;
- 2:
+ X[0] := bnd.X[0];
+ Y[0] := bnd.Y[0];
+ for i := 0 to n - 1 do
+ begin
+ wr[i] := 0;
+ wi[i] := 0;
+ for j := 1 to Fourier.numDescriptor do
+ begin
+ cc := cos(2 * pi * i * j / n);
+ ss := sin(2 * pi * i * j / n);
+ wr[i] := wr[i] + test.coReal1[j] * cc + test.coImag1[j] * ss +
+ test.coReal2[j] * cc + test.coImag2[j] * ss;
+ wi[i] := wi[i] + test.coReal1[j] * ss + test.coImag1[j] * cc -
+ test.coReal2[j] * ss + test.coImag2[j] * cc;
+ end;
+ end;
+ Image3.Canvas.DrawRect(Image3.BoundsRect, 0, 0, [], 1);
+ for i := 1 to n - 1 do
+ begin
+ X[i] := X[i - 1] + wr[i];
+ Y[i] := Y[i - 1] + wi[i];
+ Image3.Canvas.DrawLine(PointF(X[i], Y[i]), PointF(X[i - 1], Y[i - 1]), 1);
+ end;
+ for i := 0 to Fourier.numEntry - 1 do
+ id[i] := i;
+ cnt := 0;
+ for i := 1 to Fourier.numDescriptor do
+ begin
+ a[cnt] := test.coReal1[i];
+ a[Fourier.numDescriptor + cnt] := test.coImag1[i];
+ a[2 * Fourier.numDescriptor + cnt] := test.coReal2[i];
+ a[3 * Fourier.numDescriptor + cnt] := test.coImag2[i];
+ inc(cnt);
+ end;
+ for n := 0 to Fourier.numEntry - 1 do
+ begin
+ cnt := 0;
+ for i := 1 to Fourier.numDescriptor do
begin
- if RadioButton1.IsChecked = true then
- else;
+ b[cnt] := Fourier.model[n].coImag1[i];
+ b[2 * Fourier.numDescriptor + cnt] := Fourier.model[n].coImag1[i];
+ b[3 * Fourier.numDescriptor + cnt] := Fourier.model[n].coReal2[i];
+ b[4 * Fourier.numDescriptor + cnt] := Fourier.model[n].coImag2[i];
+ inc(cnt);
end;
+ if RadioButton1.IsChecked = true then
+ begin
+ dist := 0;
+ for i := 0 to 4 * Fourier.numDescriptor - 1 do
+ dist := dist + (a[i] - b[i]) * (a[i] - b[i]);
+ estima[n] := Sqrt(dist);
+ end
+ else
+ estima[n] := obj.Correlation(a, b, 4 * numDescriptor);
+ end;
+ if RadioButton1.IsChecked = true then
+ obj.sortingSmall(estima, id, Fourier.numEntry)
+ else
+ obj.sortingBig(estima, id, Fourier.numEntry);
+ finally
+ Finalize(a);
+ Finalize(b);
+ Finalize(estima);
+ bnd.Free;
+ test.Free;
end;
end;
end;
procedure TForm1.Button4Click(Sender: TObject);
-begin
- TabControl1.TabIndex := 2;
-end;
-
-procedure TForm1.Button5Click(Sender: TObject);
var
- r1, r2: TRectF;
+ i, n: integer;
+ j: integer;
+ k: integer;
+ fr, fi, ss, cc: Double;
begin
- r1:= RectF(0,0,Image2.Width,Image2.Height);
- r2.TopLeft:=PointF(300,300);
- Image1.Canvas.DrawBitmap(Image1.Bitmap,r1,r2,1);
+ for i := 0 to numEntry - 1 do
+ begin
+ n := Fourier.boundary[i].numP;
+ for j := 0 to Fourier.numDescriptor - 1 do
+ begin
+ with Fourier.model[i] do
+ begin
+ coReal1[j] := 0;
+ coReal2[j] := 0;
+ coImag1[j] := 0;
+ coImag2[j] := 0;
+ end;
+ Fourier.boundary[i].X[n] := Fourier.boundary[i].X[0];
+ Fourier.boundary[i].Y[n] := Fourier.boundary[i].Y[0];
+ for k := 0 to n - 1 do
+ begin
+ fr := Fourier.boundary[i].X[k + 1] - Fourier.boundary[i].X[k];
+ fi := Fourier.boundary[i].Y[k + 1] - Fourier.boundary[i].Y[k];
+ cc := cos(2 * pi * j * k / n);
+ ss := sin(2 * pi * j * k / n);
+ with Fourier.model[i] do
+ begin
+ coReal1[j] := coReal1[j] + fr * cc + fi * ss;
+ coReal2[j] := coReal2[j] - fr * ss + fi * cc;
+ coImag1[j] := coImag1[j] + fr * cc - fi * ss;
+ coImag2[j] := coImag2[j] + fr * ss + fi * cc;
+ end;
+ end;
+ with Fourier.model[i] do
+ begin
+ coReal1[j] := coReal1[j] / n;
+ coReal2[j] := coReal2[j] / n;
+ coImag1[j] := coImag1[j] / n;
+ coImag2[j] := coImag2[j] / n;
+ end;
+ end;
+ end;
+ TabControl1.TabIndex := 2;
end;
procedure TForm1.CameraComponent1SampleBufferReady(Sender: TObject;
buf := TBitmap.Create;
cap := not Image1.Bitmap.IsEmpty;
obj := TPreProcess.Create;
+ Fourier := TFourier.Create;
end;
procedure TForm1.FormDestroy(Sender: TObject);
bmp.Free;
buf.Free;
obj.Free;
+ Fourier.Free;
Finalize(farr);
end;
OSDN Git Service
