Visual Servoing Platform  version 3.6.1 under development (2025-02-19)
vpDetectorFace.h
1 /*
2  * ViSP, open source Visual Servoing Platform software.
3  * Copyright (C) 2005 - 2024 by Inria. All rights reserved.
4  *
5  * This software is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; either version 2 of the License, or
8  * (at your option) any later version.
9  * See the file LICENSE.txt at the root directory of this source
10  * distribution for additional information about the GNU GPL.
11  *
12  * For using ViSP with software that can not be combined with the GNU
13  * GPL, please contact Inria about acquiring a ViSP Professional
14  * Edition License.
15  *
16  * See https://visp.inria.fr for more information.
17  *
18  * This software was developed at:
19  * Inria Rennes - Bretagne Atlantique
20  * Campus Universitaire de Beaulieu
21  * 35042 Rennes Cedex
22  * France
23  *
24  * If you have questions regarding the use of this file, please contact
25  * Inria at visp@inria.fr
26  *
27  * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
28  * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
29  *
30  * Description:
31  * Detect faces.
32  */
33 
34 #ifndef VP_DETECTOR_FACE_H
35 #define VP_DETECTOR_FACE_H
36 
37 #include <visp3/core/vpConfig.h>
38 
39 #if ((VISP_HAVE_OPENCV_VERSION < 0x050000) && defined(HAVE_OPENCV_OBJDETECT)) || ((VISP_HAVE_OPENCV_VERSION >= 0x050000) && defined(HAVE_OPENCV_XOBJDETECT))
40 
41 #include <algorithm> // needed by (std::min) in opencv2/objdetect/objdetect.hpp
42 
43 #include <opencv2/highgui/highgui.hpp>
44 #include <opencv2/imgproc/imgproc.hpp>
45 
46 #if (VISP_HAVE_OPENCV_VERSION < 0x050000)
47 #include <opencv2/objdetect/objdetect.hpp>
48 #elif (VISP_HAVE_OPENCV_VERSION >= 0x050000)
49 #include <opencv2/xobjdetect.hpp>
50 #endif
51 
52 #include <visp3/detection/vpDetectorBase.h>
53 
54 BEGIN_VISP_NAMESPACE
95 class VISP_EXPORT vpDetectorFace : public vpDetectorBase
96 {
97 protected:
98  std::vector<cv::Rect> m_faces;
99  cv::CascadeClassifier m_face_cascade;
100  cv::Mat m_frame_gray;
101 
102 public:
103  vpDetectorFace();
104 
105  bool detect(const vpImage<unsigned char> &I) VP_OVERRIDE;
106  bool detect(const cv::Mat &frame_gray);
107  void setCascadeClassifierFile(const std::string &filename);
108 };
109 END_VISP_NAMESPACE
110 #endif
111 #endif
virtual bool detect(const vpImage< unsigned char > &I)=0
cv::Mat m_frame_gray
OpenCV image used as input for the face detection.
std::vector< cv::Rect > m_faces
Bounding box of each detected face.
cv::CascadeClassifier m_face_cascade
Haar cascade classifier file name.