mirror of
https://github.com/Laex/Delphi-OpenCV.git
synced 2024-11-16 16:25:53 +01:00
96 lines
3.7 KiB
ObjectPascal
96 lines
3.7 KiB
ObjectPascal
(*
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*****************************************************************
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Delphi-OpenCV Demo
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Copyright (C) 2013 Project Delphi-OpenCV
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****************************************************************
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Contributor:
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Laentir Valetov
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email:laex@bk.ru
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****************************************************************
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You may retrieve the latest version of this file at the GitHub,
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located at git://github.com/Laex/Delphi-OpenCV.git
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****************************************************************
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The contents of this file are used with permission, subject to
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the Mozilla Public License Version 1.1 (the "License"); you may
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not use this file except in compliance with the License. You may
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obtain a copy of the License at
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http://www.mozilla.org/MPL/MPL-1_1Final.html
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Software distributed under the License is distributed on an
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"AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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implied. See the License for the specific language governing
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rights and limitations under the License.
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*******************************************************************
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*)
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unit ocv.objdetect;
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interface
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Uses
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WinApi.Windows,
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ocv.Mat,
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ocv.cclasses,
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ocv.core.types_c;
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const
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CV_HAAR_DO_CANNY_PRUNING = 1;
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CV_HAAR_SCALE_IMAGE = 2;
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CV_HAAR_FIND_BIGGEST_OBJECT = 4;
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CV_HAAR_DO_ROUGH_SEARCH = 8;
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Type
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TccvCascadeClassifier = class
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public
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function empty(): bytebool; virtual; stdcall; abstract;
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function load(const FileName: PAnsiChar): bytebool; virtual; stdcall; abstract;
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procedure detectMultiScale(image: TccvMat; objects: TCVectorRect; scaleFactor: Double { = 1.1 };
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minNeighbors: integer { = 3 }; flags: integer { = 0 }; minSize: TCvSize { = CvSize() };
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maxSize: TCvSize { = CvSize()) } ); overload; virtual; stdcall; abstract;
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procedure detectMultiScaleLevel(image: TccvMat; objects: TCVectorRect; rejectLevels: TCVectorInt;
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levelWeights: TCVectorDouble; scaleFactor: Double { = 1.1 }; minNeighbors: integer { = 3 };
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flags: integer { = 0 }; minSize: TCvSize { = CvSize() }; maxSize: TCvSize { = CvSize()) };
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outputRejectLevels: bytebool { = false } ); overload; virtual; stdcall; abstract;
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function isOldFormatCascade(): bytebool; virtual; stdcall; abstract;
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// function getOriginalWindowSize(): TCvSize; virtual; stdcall; abstract;
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// function getFeatureType(): integer; virtual; stdcall; abstract;
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// function setImage(image: TccvMat): bytebool; virtual; stdcall; abstract;
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// --------------------------------------------
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class function Create: TccvCascadeClassifier; overload;
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class function Create(const FileName: PAnsiChar): TccvCascadeClassifier; overload;
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class function Create(const FileName: String): TccvCascadeClassifier; overload;
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procedure Free; reintroduce;
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end;
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implementation
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uses ocv.lib;
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function CreateCascadeClassifier: TccvCascadeClassifier; stdcall; external opencv_classes_lib;
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function CreateCascadeClassifierFromFile(const FileName: PAnsiChar): TccvCascadeClassifier; stdcall;
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external opencv_classes_lib;
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procedure ReleaseCascadeClassifier(ex: TccvCascadeClassifier); stdcall; external opencv_classes_lib;
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{ TccvCascadeClassifier }
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class function TccvCascadeClassifier.Create: TccvCascadeClassifier;
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begin
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Result := CreateCascadeClassifier;
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end;
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class function TccvCascadeClassifier.Create(const FileName: PAnsiChar): TccvCascadeClassifier;
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begin
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Result := CreateCascadeClassifierFromFile(FileName);
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end;
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class function TccvCascadeClassifier.Create(const FileName: String): TccvCascadeClassifier;
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begin
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Result := CreateCascadeClassifierFromFile(PAnsiChar(@AnsiString(FileName)[1]));
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end;
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procedure TccvCascadeClassifier.Free;
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begin
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ReleaseCascadeClassifier(Self);
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end;
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end.
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