mirror of
https://github.com/Laex/Delphi-OpenCV.git
synced 2024-11-15 15:55:53 +01:00
244 lines
9.5 KiB
ObjectPascal
244 lines
9.5 KiB
ObjectPascal
(*
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*****************************************************************
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Delphi-OpenCV
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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.cls.contrib;
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{$I OpenCV.inc}
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interface
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Uses
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ocv.core.types_c,
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ocv.cls.core,
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ocv.cls.types;
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Type
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TInputArrayOfIplImage = TArrayOfpIplImage; // InputArrayOfArrays
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TInputArrayOfMat = TArrayOfIMat; // InputArrayOfArrays
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TInputArrayOfInteger = TArray<Integer>; // InputArray
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IFaceRecognizer = interface(IOCVCommon)
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['{199DE478-2C78-4347-B553-C062290C78D2}']
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// Trains a FaceRecognizer.
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// CV_WRAP virtual void train(InputArrayOfArrays src, InputArray labels) = 0;
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procedure train(src: TInputArrayOfIplImage; labels: TInputArrayOfInteger); overload;
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procedure train(src: TInputArrayOfMat; labels: TInputArrayOfInteger); overload;
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// Updates a FaceRecognizer.
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// CV_WRAP void update(InputArrayOfArrays src, InputArray labels);
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procedure update(src: TInputArrayOfIplImage; labels: TInputArrayOfInteger);
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// Gets a prediction from a FaceRecognizer.
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// virtual int predict(InputArray src) const = 0;
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function predict(src: pIplImage): Integer; overload;
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// Predicts the label and confidence for a given sample.
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// CV_WRAP virtual void predict(InputArray src, CV_OUT int &label, CV_OUT double &confidence) const = 0;
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procedure predict(src: pIplImage; Var lab: Integer; var confidence: double); overload;
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// Serializes this object to a given filename.
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// CV_WRAP virtual void save(const string& filename) const;
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procedure save(const filename: string);
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// Deserializes this object from a given filename.
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// CV_WRAP virtual void load(const string& filename);
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procedure load(const filename: string);
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// Serializes this object to a given cv::FileStorage.
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// virtual void save(FileStorage& fs) const = 0;
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// Deserializes this object from a given cv::FileStorage.
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// virtual void load(const FileStorage& fs) = 0;
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// Sets additional information as pairs label - info.
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// void setLabelsInfo(const std::map<int, string>& labelsInfo);
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// Gets string information by label
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// string getLabelInfo(const int &label);
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// Gets labels by string
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// vector<int> getLabelsByString(const string& str);
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end;
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TFaceRecognizer = class(TOCVCommon, IFaceRecognizer)
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public
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// CV_EXPORTS_W Ptr<FaceRecognizer> createEigenFaceRecognizer(int num_components = 0, double threshold = DBL_MAX);
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constructor createEigenFaceRecognizer(num_components: Integer = 0; threshold: double = DBL_MAX);
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// CV_EXPORTS_W Ptr<FaceRecognizer> createFisherFaceRecognizer(int num_components = 0, double threshold = DBL_MAX);
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constructor createFisherFaceRecognizer(num_components: Integer = 0; threshold: double = DBL_MAX);
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// CV_EXPORTS_W Ptr<FaceRecognizer> createLBPHFaceRecognizer(int radius=1, int neighbors=8,int grid_x=8, int grid_y=8, double threshold = DBL_MAX);
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constructor createLBPHFaceRecognizer(radius: Integer = 1; neighbors: Integer = 8; grid_x: Integer = 8; grid_y: Integer = 8;
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threshold: double = DBL_MAX);
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destructor Destroy; override;
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procedure train(src: TInputArrayOfIplImage; labels: TInputArrayOfInteger); overload;
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procedure train(src: TInputArrayOfMat; labels: TInputArrayOfInteger); overload;
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procedure update(src: TInputArrayOfIplImage; labels: TInputArrayOfInteger);
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function predict(src: pIplImage): Integer; overload;
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procedure predict(src: pIplImage; Var lab: Integer; var confidence: double); overload;
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procedure save(const filename: string);
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procedure load(const filename: string);
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end;
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(*
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CV_EXPORTS bool initModule_contrib();
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*)
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{$IFDEF SAFELOADLIB}
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type
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TInitModule_contrib = function(): cbool; cdecl;
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var
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InitModule_contrib: TInitModule_contrib;
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{$ELSE}
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function InitModule_contrib(): cbool; cdecl;
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{$ENDIF}
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implementation
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uses
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ocv.utils,
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ocv.lib;
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// CV_EXPORTS_W Ptr<FaceRecognizer> createEigenFaceRecognizer(int num_components = 0, double threshold = DBL_MAX);
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function Create_EigenFaceRecognizer(num_components: Integer = 0; threshold: double = DBL_MAX): TOpenCVClass; stdcall;
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external opencv_classes_lib name '_Create_EigenFaceRecognizer@12';
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// CV_EXPORTS_W Ptr<FaceRecognizer> createFisherFaceRecognizer(int num_components = 0, double threshold = DBL_MAX);
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function Create_FisherFaceRecognizer(num_components: Integer = 0; threshold: double = DBL_MAX): TOpenCVClass; stdcall;
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external opencv_classes_lib name '_Create_FisherFaceRecognizer@12';
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// CV_EXPORTS_W Ptr<FaceRecognizer> createLBPHFaceRecognizer(int radius=1, int neighbors=8,int grid_x=8, int grid_y=8, double threshold = DBL_MAX);
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function Create_LBPHFaceRecognizer(radius: Integer = 1; neighbors: Integer = 8; grid_x: Integer = 8; grid_y: Integer = 8; threshold: double = DBL_MAX)
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: TOpenCVClass; stdcall; external opencv_classes_lib name '_Create_LBPHFaceRecognizer@24';
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procedure DestroyFaceRecognizer(const M: TOpenCVClass); stdcall; external opencv_classes_lib name '_DestroyFaceRecognizer@4';
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procedure FaceRecognizerLoad(const M: TOpenCVClass; filename: PAnsiChar); stdcall; external opencv_classes_lib name '_FaceRecognizerLoad@8';
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procedure FaceRecognizerSave(const M: TOpenCVClass; filename: PAnsiChar); stdcall; external opencv_classes_lib name '_FaceRecognizerSave@8';
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function FaceRecognizerPredict(const M: TOpenCVClass; scr: pIplImage): Integer; stdcall;
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external opencv_classes_lib name '_FaceRecognizerPredict1@8'; overload;
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procedure FaceRecognizerPredict(const M: TOpenCVClass; scr: pIplImage; var _label: Integer; var confidence: double); stdcall;
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external opencv_classes_lib name '_FaceRecognizerPredict2@16'; overload;
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procedure FaceRecognizerTrain(const M: TOpenCVClass; const n: Integer; scr: Pointer; labels: Pointer); stdcall;
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external opencv_classes_lib name '_FaceRecognizerTrain@16'; overload;
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procedure FaceRecognizerTrainMat(const M: TOpenCVClass; const n: Integer; scr: Pointer; labels: Pointer); stdcall;
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external opencv_classes_lib name '_FaceRecognizerTrain@16'; overload;
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procedure FaceRecognizerUpdate(const M: TOpenCVClass; const n: Integer; scr: Pointer; labels: Pointer); stdcall;
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external opencv_classes_lib name '_FaceRecognizerUpdate@16';
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procedure _DestroyFaceRecognizer(const E: TOpenCVClass); stdcall; external opencv_classes_lib name '_DestroyFaceRecognizer@4';
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{ TFaceRecognizer }
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constructor TFaceRecognizer.createEigenFaceRecognizer(num_components: Integer; threshold: double);
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begin
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inherited Create(Create_EigenFaceRecognizer(num_components, threshold));
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end;
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constructor TFaceRecognizer.createFisherFaceRecognizer(num_components: Integer; threshold: double);
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begin
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inherited Create(Create_FisherFaceRecognizer(num_components, threshold));
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end;
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constructor TFaceRecognizer.createLBPHFaceRecognizer(radius, neighbors, grid_x, grid_y: Integer; threshold: double);
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begin
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inherited Create(Create_LBPHFaceRecognizer(radius, neighbors, grid_x, grid_y, threshold));
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end;
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destructor TFaceRecognizer.Destroy;
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begin
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if Assigned(FData) then
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begin
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_DestroyFaceRecognizer(FData);
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FData := nil;
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end;
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inherited;
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end;
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procedure TFaceRecognizer.load(const filename: string);
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begin
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FaceRecognizerLoad(FData, filename.AsPAnsiChar);
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end;
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procedure TFaceRecognizer.predict(src: pIplImage; var lab: Integer; var confidence: double);
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begin
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FaceRecognizerPredict(FData, src, lab, confidence);
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end;
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function TFaceRecognizer.predict(src: pIplImage): Integer;
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var
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confidence: double;
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begin
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FaceRecognizerPredict(FData, src, Result, confidence);
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end;
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procedure TFaceRecognizer.save(const filename: string);
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begin
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FaceRecognizerSave(FData, filename.AsPAnsiChar);
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end;
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procedure TFaceRecognizer.train(src: TInputArrayOfMat; labels: TInputArrayOfInteger);
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Var
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src_mat: TArray<TOpenCVClass>;
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i: Integer;
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begin
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SetLength(src_mat, Length(src));
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for i := 0 to High(src_mat) do
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src_mat[i] := src[i]._InternalData;
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FaceRecognizerTrainMat(FData, Length(src), @src_mat[0], @labels[0]);
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end;
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procedure TFaceRecognizer.train(src: TInputArrayOfIplImage; labels: TInputArrayOfInteger);
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begin
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FaceRecognizerTrain(FData, Length(src), @src[0], @labels[0]);
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end;
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procedure TFaceRecognizer.update(src: TInputArrayOfIplImage; labels: TInputArrayOfInteger);
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begin
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FaceRecognizerUpdate(FData, Length(src), @src[0], @labels[0]);
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end;
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{$IFDEF SAFELOADLIB}
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Var
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contribDLL: Cardinal;
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procedure Init_opencv_contrib;
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begin
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contribDLL := ocvLoadLibrary(opencv_contrib_lib);
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Assert(contribDLL <> 0, 'Can not init ' + opencv_contrib_lib);
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InitModule_contrib := ocvGetProcAddress('?initModule_contrib@cv@@YA_NXZ', contribDLL);
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end;
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initialization
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Init_opencv_contrib;
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{$ELSE}
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function InitModule_contrib; external opencv_contrib_lib name '?initModule_contrib@cv@@YA_NXZ';
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{$ENDIF}
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end.
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