Visual Servoing Platform  version 3.2.0
tutorial-mb-klt-tracker.cpp
1 
2 #include <visp3/core/vpIoTools.h>
3 #include <visp3/gui/vpDisplayGDI.h>
4 #include <visp3/gui/vpDisplayOpenCV.h>
5 #include <visp3/gui/vpDisplayX.h>
6 #include <visp3/io/vpImageIo.h>
7 #include <visp3/io/vpVideoReader.h>
8 #include <visp3/mbt/vpMbKltTracker.h>
9 
10 int main(int argc, char **argv)
11 {
12 #if defined(VISP_HAVE_OPENCV) && (VISP_HAVE_OPENCV_VERSION >= 0x020100)
13 
14  try {
15  std::string videoname = "teabox.mpg";
16 
17  for (int i = 0; i < argc; i++) {
18  if (std::string(argv[i]) == "--name")
19  videoname = std::string(argv[i + 1]);
20  else if (std::string(argv[i]) == "--help") {
21  std::cout << "\nUsage: " << argv[0] << " [--name <video name>] [--help]\n" << std::endl;
22  return 0;
23  }
24  }
25  std::string parentname = vpIoTools::getParent(videoname);
26  std::string objectname = vpIoTools::getNameWE(videoname);
27 
28  if (!parentname.empty())
29  objectname = parentname + "/" + objectname;
30 
31  std::cout << "Video name: " << videoname << std::endl;
32  std::cout << "Tracker requested config files: " << objectname << ".[init,"
33 #ifdef VISP_HAVE_XML2
34  << "xml,"
35 #endif
36  << "cao or wrl]" << std::endl;
37  std::cout << "Tracker optional config files: " << objectname << ".[ppm]" << std::endl;
41 
42  vpVideoReader g;
43  g.setFileName(videoname);
44  g.open(I);
45 
46 #if defined(VISP_HAVE_X11)
47  vpDisplayX display;
48 #elif defined(VISP_HAVE_GDI)
49  vpDisplayGDI display;
50 #elif defined(VISP_HAVE_OPENCV)
51  vpDisplayOpenCV display;
52 #else
53  std::cout << "No image viewer is available..." << std::endl;
54  return 0;
55 #endif
56 
57  display.init(I, 100, 100, "Model-based keypoint tracker");
58 
59  vpMbKltTracker tracker;
60  bool usexml = false;
62 #ifdef VISP_HAVE_XML2
63  if (vpIoTools::checkFilename(objectname + ".xml")) {
64  tracker.loadConfigFile(objectname + ".xml");
65  usexml = true;
66  }
67 #endif
68  if (!usexml) {
71  vpKltOpencv klt_settings;
72  klt_settings.setMaxFeatures(300);
73  klt_settings.setWindowSize(5);
74  klt_settings.setQuality(0.015);
75  klt_settings.setMinDistance(8);
76  klt_settings.setHarrisFreeParameter(0.01);
77  klt_settings.setBlockSize(3);
78  klt_settings.setPyramidLevels(3);
79  tracker.setKltOpencv(klt_settings);
80  tracker.setKltMaskBorder(5);
81  cam.initPersProjWithoutDistortion(839, 839, 325, 243);
82  tracker.setCameraParameters(cam);
83  tracker.setAngleAppear(vpMath::rad(70));
84  tracker.setAngleDisappear(vpMath::rad(80));
85  tracker.setNearClippingDistance(0.1);
86  tracker.setFarClippingDistance(100.0);
89  }
90  tracker.setOgreVisibilityTest(true);
91  tracker.setOgreShowConfigDialog(false);
92  tracker.loadModel(objectname + "-triangle.cao");
93  tracker.setDisplayFeatures(true);
94  tracker.initClick(I, objectname + ".init", true);
95 
96  while (!g.end()) {
97  g.acquire(I);
99  tracker.track(I);
100  tracker.getPose(cMo);
101  tracker.getCameraParameters(cam);
102  tracker.display(I, cMo, cam, vpColor::red, 2, true);
103  vpDisplay::displayFrame(I, cMo, cam, 0.025, vpColor::none, 3);
104  vpDisplay::displayText(I, 10, 10, "A click to exit...", vpColor::red);
105  vpDisplay::flush(I);
106 
107  if (vpDisplay::getClick(I, false))
108  break;
109  }
111 
112 #ifdef VISP_HAVE_XML2
114 #endif
115 #if defined(VISP_HAVE_COIN3D) && (COIN_MAJOR_VERSION >= 2)
116  SoDB::finish();
117 #endif
118  } catch (const vpException &e) {
119  std::cout << "Catch a ViSP exception: " << e << std::endl;
120  }
121 #ifdef VISP_HAVE_OGRE
122  catch (Ogre::Exception &e) {
123  std::cout << "Catch an Ogre exception: " << e.getDescription() << std::endl;
124  }
125 #endif
126 #else
127  (void)argc;
128  (void)argv;
129  std::cout << "Install OpenCV and rebuild ViSP to use this example." << std::endl;
130 #endif
131 }
vpDisplayX
Use the X11 console to display images on unix-like OS. Thus to enable this class X11 should be instal...
Definition: vpDisplayX.h:150
vpMbTracker::setAngleDisappear
virtual void setAngleDisappear(const double &a)
Definition: vpMbTracker.h:465
vpMbTracker::setDisplayFeatures
virtual void setDisplayFeatures(const bool displayF)
Definition: vpMbTracker.h:502
vpKltOpencv::setMinDistance
void setMinDistance(double minDistance)
Definition: vpKltOpencv.cpp:380
vpKltOpencv::setMaxFeatures
void setMaxFeatures(const int maxCount)
Definition: vpKltOpencv.cpp:333
vpMbTracker::loadModel
virtual void loadModel(const std::string &modelFile, const bool verbose=false, const vpHomogeneousMatrix &T=vpHomogeneousMatrix())
Definition: vpMbTracker.cpp:1147
vpMath::rad
static double rad(double deg)
Definition: vpMath.h:101
vpMbTracker::getClipping
virtual unsigned int getClipping() const
Definition: vpMbTracker.h:255
vpCameraParameters
Generic class defining intrinsic camera parameters.
Definition: vpCameraParameters.h:232
vpMbKltTracker::setOgreVisibilityTest
virtual void setOgreVisibilityTest(const bool &v)
Definition: vpMbKltTracker.h:388
vpMbKltTracker
Model based tracker using only KLT.
Definition: vpMbKltTracker.h:231
vpMbTracker::setOgreShowConfigDialog
virtual void setOgreShowConfigDialog(const bool showConfigDialog)
Definition: vpMbTracker.h:628
vpMbTracker::getPose
virtual void getPose(vpHomogeneousMatrix &cMo_) const
Definition: vpMbTracker.h:413
vpIoTools::getNameWE
static std::string getNameWE(const std::string &pathname)
Definition: vpIoTools.cpp:1465
vpKltOpencv::setQuality
void setQuality(double qualityLevel)
Definition: vpKltOpencv.cpp:355
vpVideoReader::end
bool end()
Definition: vpVideoReader.h:257
vpKltOpencv::setHarrisFreeParameter
void setHarrisFreeParameter(double harris_k)
Definition: vpKltOpencv.cpp:363
vpDisplayGDI
Display for windows using GDI (available on any windows 32 platform).
Definition: vpDisplayGDI.h:128
vpIoTools::checkFilename
static bool checkFilename(const char *filename)
Definition: vpIoTools.cpp:676
vpPolygon3D::FOV_CLIPPING
Definition: vpPolygon3D.h:69
vpMbKltTracker::setCameraParameters
void setCameraParameters(const vpCameraParameters &cam)
Definition: vpMbKltTracker.cpp:390
vpMbKltTracker::track
virtual void track(const vpImage< unsigned char > &I)
Definition: vpMbKltTracker.cpp:881
vpDisplay::displayFrame
static void displayFrame(const vpImage< unsigned char > &I, const vpHomogeneousMatrix &cMo, const vpCameraParameters &cam, double size, const vpColor &color=vpColor::none, unsigned int thickness=1, const vpImagePoint &offset=vpImagePoint(0, 0))
Definition: vpDisplay_uchar.cpp:377
vpDisplayOpenCV
The vpDisplayOpenCV allows to display image using the OpenCV library. Thus to enable this class OpenC...
Definition: vpDisplayOpenCV.h:141
vpKltOpencv
Wrapper for the KLT (Kanade-Lucas-Tomasi) feature tracker implemented in OpenCV. Thus to enable this ...
Definition: vpKltOpencv.h:77
vpVideoReader::open
void open(vpImage< vpRGBa > &I)
Definition: vpVideoReader.cpp:196
vpVideoReader
Class that enables to manipulate easily a video file or a sequence of images. As it inherits from the...
Definition: vpVideoReader.h:170
vpMbKltTracker::loadConfigFile
virtual void loadConfigFile(const std::string &configFile)
Definition: vpMbKltTracker.cpp:942
vpDisplay::display
static void display(const vpImage< unsigned char > &I)
Definition: vpDisplay_uchar.cpp:676
vpDisplay::displayText
static void displayText(const vpImage< unsigned char > &I, const vpImagePoint &ip, const std::string &s, const vpColor &color)
Definition: vpDisplay_uchar.cpp:600
vpMbKltTracker::setKltOpencv
virtual void setKltOpencv(const vpKltOpencv &t)
Definition: vpMbKltTracker.cpp:374
vpKltOpencv::setBlockSize
void setBlockSize(const int blockSize)
Definition: vpKltOpencv.cpp:398
vpMbTracker::setAngleAppear
virtual void setAngleAppear(const double &a)
Definition: vpMbTracker.h:454
vpKltOpencv::setWindowSize
void setWindowSize(const int winSize)
Definition: vpKltOpencv.cpp:342
vpMbKltTracker::setKltMaskBorder
void setKltMaskBorder(const unsigned int &e)
Definition: vpMbKltTracker.h:364
vpColor::none
static const vpColor none
Definition: vpColor.h:191
vpKltOpencv::setPyramidLevels
void setPyramidLevels(const int pyrMaxLevel)
Definition: vpKltOpencv.cpp:408
vpMbTracker::getCameraParameters
virtual void getCameraParameters(vpCameraParameters &camera) const
Definition: vpMbTracker.h:247
vpMbTracker::setClipping
virtual void setClipping(const unsigned int &flags)
Definition: vpMbTracker.cpp:2437
vpDisplay::flush
static void flush(const vpImage< unsigned char > &I)
Definition: vpDisplay_uchar.cpp:652
vpMbTracker::setNearClippingDistance
virtual void setNearClippingDistance(const double &dist)
Definition: vpMbTracker.cpp:2410
vpMbTracker::setFarClippingDistance
virtual void setFarClippingDistance(const double &dist)
Definition: vpMbTracker.cpp:2331
vpImage< unsigned char >
vpMbKltTracker::display
virtual void display(const vpImage< unsigned char > &I, const vpHomogeneousMatrix &cMo, const vpCameraParameters &cam, const vpColor &col, const unsigned int thickness=1, const bool displayFullModel=false)
Definition: vpMbKltTracker.cpp:1024
vpDisplay::getClick
static bool getClick(const vpImage< unsigned char > &I, bool blocking=true)
Definition: vpDisplay_uchar.cpp:701
vpXmlParser::cleanup
static void cleanup()
Definition: vpXmlParser.h:309
vpMbTracker::initClick
virtual void initClick(const vpImage< unsigned char > &I, const std::string &initFile, const bool displayHelp=false, const vpHomogeneousMatrix &T=vpHomogeneousMatrix())
Definition: vpMbTracker.cpp:222
vpHomogeneousMatrix
Implementation of an homogeneous matrix and operations on such kind of matrices.
Definition: vpHomogeneousMatrix.h:91
vpException
error that can be emited by ViSP classes.
Definition: vpException.h:70
vpVideoReader::acquire
void acquire(vpImage< vpRGBa > &I)
Definition: vpVideoReader.cpp:265
vpVideoReader::setFileName
void setFileName(const char *filename)
Definition: vpVideoReader.cpp:91
vpColor::red
static const vpColor red
Definition: vpColor.h:179
vpCameraParameters::initPersProjWithoutDistortion
void initPersProjWithoutDistortion(const double px, const double py, const double u0, const double v0)
Definition: vpCameraParameters.cpp:182
vpIoTools::getParent
static std::string getParent(const std::string &pathname)
Definition: vpIoTools.cpp:1478