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C++ CvTracks类代码示例

本文整理汇总了C++中CvTracks类的典型用法代码示例。如果您正苦于以下问题：C++ CvTracks类的具体用法？C++ CvTracks怎么用？C++ CvTracks使用的例子？那么, 这里精选的类代码示例或许可以为您提供帮助。


在下文中一共展示了CvTracks类的6个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: cvRenderTracks

  void cvRenderTracks(CvTracks const tracks, IplImage *imgSource, IplImage *imgDest, unsigned short mode, CvFont *font)
  {
    CV_FUNCNAME("cvRenderTracks");
    __CV_BEGIN__;

    CV_ASSERT(imgDest&&(imgDest->depth==IPL_DEPTH_8U)&&(imgDest->nChannels==3));

    if ((mode&CV_TRACK_RENDER_ID)&&(!font))
    {
      if (!defaultFont)
      {
	font = defaultFont = new CvFont;
	cvInitFont(font, CV_FONT_HERSHEY_DUPLEX, 0.5, 0.5, 0, 1);
	// Other fonts:
	//   CV_FONT_HERSHEY_SIMPLEX, CV_FONT_HERSHEY_PLAIN,
	//   CV_FONT_HERSHEY_DUPLEX, CV_FONT_HERSHEY_COMPLEX,
	//   CV_FONT_HERSHEY_TRIPLEX, CV_FONT_HERSHEY_COMPLEX_SMALL,
	//   CV_FONT_HERSHEY_SCRIPT_SIMPLEX, CV_FONT_HERSHEY_SCRIPT_COMPLEX
      }
      else
	font = defaultFont;
    }

    if (mode)
    {
      for (CvTracks::const_iterator it=tracks.begin(); it!=tracks.end(); ++it)
      {
	if (mode&CV_TRACK_RENDER_ID)
	  if (!it->second->inactive)
	  {
	    stringstream buffer;
	    buffer << it->first;
	    cvPutText(imgDest, buffer.str().c_str(), cvPoint((int)it->second->centroid.x, (int)it->second->centroid.y), font, CV_RGB(0.,255.,0.));
	  }

	if (mode&CV_TRACK_RENDER_BOUNDING_BOX)
	  if (it->second->inactive)
	    cvRectangle(imgDest, cvPoint(it->second->minx, it->second->miny), cvPoint(it->second->maxx-1, it->second->maxy-1), CV_RGB(0., 0., 50.));
	  else
	    cvRectangle(imgDest, cvPoint(it->second->minx, it->second->miny), cvPoint(it->second->maxx-1, it->second->maxy-1), CV_RGB(0., 0., 255.));

	if (mode&CV_TRACK_RENDER_TO_LOG)
	{
	  clog << "Track " << it->second->id << endl;
	  if (it->second->inactive)
	    clog << " - Inactive for " << it->second->inactive << " frames" << endl;
	  else
	    clog << " - Associated with blob " << it->second->label << endl;
	  clog << " - Lifetime " << it->second->lifetime << endl;
	  clog << " - Active " << it->second->active << endl;
	  clog << " - Bounding box: (" << it->second->minx << ", " << it->second->miny << ") - (" << it->second->maxx << ", " << it->second->maxy << ")" << endl;
	  clog << " - Centroid: (" << it->second->centroid.x << ", " << it->second->centroid.y << ")" << endl;
	  clog << endl;
	}

	if (mode&CV_TRACK_RENDER_TO_STD)
	{
	  cout << "Track " << it->second->id << endl;
	  if (it->second->inactive)
	    cout << " - Inactive for " << it->second->inactive << " frames" << endl;
	  else
	    cout << " - Associated with blobs " << it->second->label << endl;
	  cout << " - Lifetime " << it->second->lifetime << endl;
	  cout << " - Active " << it->second->active << endl;
	  cout << " - Bounding box: (" << it->second->minx << ", " << it->second->miny << ") - (" << it->second->maxx << ", " << it->second->maxy << ")" << endl;
	  cout << " - Centroid: (" << it->second->centroid.x << ", " << it->second->centroid.y << ")" << endl;
	  cout << endl;
	}
      }
    }

    __CV_END__;
  }
开发者ID:chcbaram，项目名称:BeagleBone，代码行数:73，代码来源:cvtrack.cpp

示例2: cvUpdateTracks

  void cvUpdateTracks(CvBlobs const &blobs, CvTracks &tracks, const double thDistance, const unsigned int thInactive, const unsigned int thActive)
  {
    CV_FUNCNAME("cvUpdateTracks");
    __CV_BEGIN__;

    unsigned int nBlobs = blobs.size();
    unsigned int nTracks = tracks.size();

    // Proximity matrix:
    // Last row/column is for ID/label.
    // Last-1 "/" is for accumulation.
    CvID *close = new unsigned int[(nBlobs+2)*(nTracks+2)]; // XXX Must be same type than CvLabel.

    try
    {
      // Inicialization:
      unsigned int i=0;
      for (CvBlobs::const_iterator it = blobs.begin(); it!=blobs.end(); ++it, i++)
      {
	AB(i) = 0;
	IB(i) = it->second->label;
      }

      CvID maxTrackID = 0;

      unsigned int j=0;
      for (CvTracks::const_iterator jt = tracks.begin(); jt!=tracks.end(); ++jt, j++)
      {
	AT(j) = 0;
	IT(j) = jt->second->id;
	if (jt->second->id > maxTrackID)
	  maxTrackID = jt->second->id;
      }

      // Proximity matrix calculation and "used blob" list inicialization:
      for (i=0; i<nBlobs; i++)
	for (j=0; j<nTracks; j++)
	  if (C(i, j) = (distantBlobTrack(B(i), T(j)) < thDistance))
	  {
	    AB(i)++;
	    AT(j)++;
	  }

      /////////////////////////////////////////////////////////////////////////////////////////////////////////////////
      // Detect inactive tracks
      for (j=0; j<nTracks; j++)
      {
	unsigned int c = AT(j);

	if (c==0)
	{
	  //cout << "Inactive track: " << j << endl;

	  // Inactive track.
	  CvTrack *track = T(j);
	  track->inactive++;
	  track->label = 0;
	}
      }

      // Detect new tracks
      for (i=0; i<nBlobs; i++)
      {
	unsigned int c = AB(i);

	if (c==0)
	{
	  //cout << "Blob (new track): " << maxTrackID+1 << endl;
	  //cout << *B(i) << endl;

	  // New track.
	  maxTrackID++;
	  CvBlob *blob = B(i);
	  CvTrack *track = new CvTrack;
	  track->id = maxTrackID;
	  track->label = blob->label;
	  track->minx = blob->minx;
	  track->miny = blob->miny;
	  track->maxx = blob->maxx;
	  track->maxy = blob->maxy;
	  track->centroid = blob->centroid;
	  track->lifetime = 0;
	  track->active = 0;
	  track->inactive = 0;
	  tracks.insert(CvIDTrack(maxTrackID, track));
	}
      }

      // Clustering
      for (j=0; j<nTracks; j++)
      {
	unsigned int c = AT(j);

	if (c)
	{
	  list<CvTrack*> tt; tt.push_back(T(j));
	  list<CvBlob*> bb;

	  getClusterForTrack(j, close, nBlobs, nTracks, blobs, tracks, bb, tt);

//.........这里部分代码省略.........
开发者ID:chcbaram，项目名称:BeagleBone，代码行数:101，代码来源:cvtrack.cpp

示例3: cvRenderTracks

  void cvRenderTracks(CvTracks const tracks, IplImage *imgSource, IplImage *imgDest, unsigned short mode, CvFont *font)
  {
    CV_FUNCNAME("cvRenderTracks");
    __CV_BEGIN__;

    CV_ASSERT(imgDest&&(imgDest->depth==IPL_DEPTH_8U)&&(imgDest->nChannels==3));

    if ((mode&CV_TRACK_RENDER_ID)&&(!font))
    {
      if (!defaultFont)
      {
	font = defaultFont = new CvFont;
	hudFont = new CvFont;
	cvInitFont(font, CV_FONT_HERSHEY_DUPLEX, 0.5, 0.5, 0, 1);
	cvInitFont(hudFont, CV_FONT_HERSHEY_PLAIN, 0.8, 0.8 ,0.5);
	// Other fonts:
	//   CV_FONT_HERSHEY_SIMPLEX, CV_FONT_HERSHEY_PLAIN,
	//   CV_FONT_HERSHEY_DUPLEX, CV_FONT_HERSHEY_COMPLEX,
	//   CV_FONT_HERSHEY_TRIPLEX, CV_FONT_HERSHEY_COMPLEX_SMALL,
	//   CV_FONT_HERSHEY_SCRIPT_SIMPLEX, CV_FONT_HERSHEY_SCRIPT_COMPLEX
      }
      else
	font = defaultFont;
    }

    if (mode)
    {
      for (CvTracks::const_iterator it=tracks.begin(); it!=tracks.end(); ++it)
      {
	if (mode&CV_TRACK_RENDER_ID)
	  if (!it->second->inactive)
	  {
	    stringstream buffer, mouseloc;
	    buffer << it->first;
	    mouseloc << "Mouse Location : " << "(" << (int)it->second->centroid.x << " , " << (int)it->second->centroid.y << ")";       // // Mouse Location String
    //my << it->second->centroid.y;
	    //cvPutText(imgDest, buffer.str().c_str(), cvPoint((int)it->second->centroid.x, (int)it->second->centroid.y), font, CV_RGB(0.,255.,0.));
	    // Drawing functions for the Draw-conture
/** C++: void circle(Mat& img, Point center, int radius, const Scalar& color, int thickness=1, int lineType=8, int shift=0) **/
/** C: void cvCircle(CvArr* img, CvPoint center, int radius, CvScalar color, int thickness=1, int line_type=8, int shift=0 ) **/
	    //cvPutText(imgDest, buffer.str().c_str(), cvPoint((int)it->second->centroid.x, (int)it->second->centroid.y), font, CV_RGB(0.0, 0.0, 0.0));
	    cvPutText(imgDest, buffer.str().c_str(), cvPoint((int)it->second->maxx, (int)it->second->miny), font, CV_RGB(255.0, 255.0, 0.0));   // // puts the blob id on the largest blob
	    //cout << buffer.str().c_str() << endl;
	    //cvPutText(imgDest, mouseloc.str().c_str(), cvPoint(0, 9), hudFont, CV_RGB(0.0, 230.0, 230.0));

	    cvCircle(imgDest, cvPoint((int)it->second->centroid.x, (int)it->second->centroid.y), 13, CV_RGB(0.0, 255.0, 255.0), 4, CV_AA, 0);   // // Draws the origin-Circle
            cvCircle(imgDest, cvPoint((int)it->second->centroid.x, (int)it->second->centroid.y), 4, CV_RGB(130.815, 0.0, 255.0), 1, CV_AA, 0);
	    //cout << "Blob minx = " << it->second->minx << endl;
	  }

	if (mode&CV_TRACK_RENDER_BOUNDING_BOX)
	  if (it->second->inactive)
	    cvRectangle(imgDest, cvPoint(it->second->minx, it->second->miny), cvPoint(it->second->maxx-1, it->second->maxy-1), CV_RGB(0., 0., 50.));
	  else
	    cvRectangle(imgDest, cvPoint(it->second->minx, it->second->miny), cvPoint(it->second->maxx-1, it->second->maxy-1), CV_RGB(0., 0., 255.));

	if (mode&CV_TRACK_RENDER_TO_LOG)
	{
	  clog << "Track " << it->second->id << endl;
	  if (it->second->inactive)
	    clog << " - Inactive for " << it->second->inactive << " frames" << endl;
	  else
        clog << " - Associated with blob " << it->second->label << endl;
	  clog << " - Lifetime " << it->second->lifetime << endl;
	  clog << " - Active " << it->second->active << endl;
	  clog << " - Bounding box: (" << it->second->minx << ", " << it->second->miny << ") - (" << it->second->maxx << ", " << it->second->maxy << ")" << endl;
	  clog << " - Centroid: (" << it->second->centroid.x << ", " << it->second->centroid.y << ")" << endl;
	  clog << endl;
	}

	if (mode&CV_TRACK_RENDER_TO_STD)
	{
	  cout << "Track " << it->second->id << endl;
	  if (it->second->inactive)
	    cout << " - Inactive for " << it->second->inactive << " frames" << endl;
	  else
	    cout << " - Associated with blobs " << it->second->label << endl;
	  cout << " - Lifetime " << it->second->lifetime << endl;
	  cout << " - Active " << it->second->active << endl;
	  cout << " - Bounding box: (" << it->second->minx << ", " << it->second->miny << ") - (" << it->second->maxx << ", " << it->second->maxy << ")" << endl;
	  cout << " - Centroid: (" << it->second->centroid.x << ", " << it->second->centroid.y << ")" << endl;
	  cout << endl;
	}
      }
    }

    __CV_END__;
  }
开发者ID:shazzadhub，项目名称:G-MAC，代码行数:88，代码来源:cvtrack.cpp

示例4: blobslib_doall


//.........这里部分代码省略.........
		if ( (parms->d_shape != _last_dmorph_shape) || 
			(parms->d_rows != _last_dmorph_rows) ||
			(parms->d_cols != _last_dmorph_cols) )
		{
			if ( dmorphKernel!=NULL) cvReleaseStructuringElement( &dmorphKernel );
			dmorphKernel = cvCreateStructuringElementEx( 
				parms->d_rows, parms->d_cols, 
				1, 1, 
				CV_SHAPE_ELLIPSE, 
				NULL);
			_last_dmorph_rows = parms->d_rows;
			_last_dmorph_cols = parms->d_cols;
			_last_dmorph_shape = parms->d_shape;
		}
		//	Possibly dilate...
		if ( parms->dilate > 0 )
		{
			cvDilate(segmentated, segmentated, dmorphKernel,parms->dilate); 
		}
		if ( parms->drawmode==SEGMENTATION )
		{
			_show(segmentated, "gw_object_tracking", "segmentated", 255,255,0);
#if 0
			IplImage *display = cvCloneImage(segmentated);
			cvPutText (display,"segmentated",cvPoint(20,20), &font, cvScalar(255,255,0));
    		cvShowImage("gw_object_tracking", display);
			cvReleaseImage( &display );
#endif
		}

		//	Labeling and blobbing...
		IplImage *labelImg = cvCreateImage(cvGetSize(frame), IPL_DEPTH_LABEL, 1);
		CvBlobs blobs;
		CvTracks tracks; //CB
		unsigned int result = cvLabel(segmentated, labelImg, blobs);  // secret sauce 3
		cvFilterByArea(blobs, 100, 1000000); //CB   secret sauce 4 (was 500 min)
		if ( parms->drawmode==LABELS)
		{
			IplImage *display = cvCreateImage( cvGetSize(frame), IPL_DEPTH_8U, 3);
			for (unsigned int y=0; y< (unsigned int)labelImg->height; y++)
			for (unsigned int x=0; x<(unsigned int)labelImg->width; x++)
			{
				int lbl = cvGetLabel(labelImg, x, y);
				unsigned char f = 255*lbl;
				cvSet2D( display, y, x, CV_RGB( f,f,f) );
			}

			_show( display, "gw_object_tracking", "labels", 255,255,0 );
#if 0
			cvPutText (display,"labels",cvPoint(20,20), &font, cvScalar(255,255,0));
			cvShowImage("gw_object_tracking", display);
			cvReleaseImage( &display );
#endif
			cvReleaseImage( &display );
		}

		//	Tracking...
		// CB  - GW put it back
		cvUpdateTracks(blobs, tracks, 200., 5);
		if ( parms->drawmode==TRACKS)
		{
			cvRenderTracks(tracks, frame, frame, CV_TRACK_RENDER_ID|CV_TRACK_RENDER_BOUNDING_BOX);
			_show( frame, "gw_object_tracking", "tracks", 255,255,0);
#if 0
			IplImage *display = cvCloneImage(frame);
			cvPutText (display,"tracks",cvPoint(20,20), &font, cvScalar(255,255,0));
开发者ID:gosha1128，项目名称:NYU，代码行数:67，代码来源:blobslib.cpp

示例5: cvUpdateTracks

void cvUpdateTracks(CvBlobs &b, CvTracks &t, const double thDistance, const unsigned int thInactive)
{
  CV_FUNCNAME("cvUpdateTracks");
  __BEGIN__;

  unsigned int nBlobs = b.size();
  unsigned int nTracks = t.size();

  // Proximity matrix:
  // Last row/column is for ID/label.
  // Last-1 "/" is for accumulation.
  CvID *close = new unsigned int[(nBlobs+2)*(nTracks+2)]; // XXX Must be same type than CvLabel.

  // Access to matrix
#define C(blob, track) close[((blob) + (track)*(nBlobs+2))]
  // Access to accumulators
#define AB(label) C((label), (nTracks))
#define AT(id) C((nBlobs), (id))
  // Access to identifications
#define IB(label) C((label), (nTracks)+1)
#define IT(id) C((nBlobs)+1, (id))
  // Access to registers
#define B(label) b[IB(label)]
#define T(id) t[IT(id)]

  try
  {
    // Inicialization:
    unsigned int i=0;
    for (CvBlobs::const_iterator it = b.begin(); it!=b.end(); ++it, i++)
    {
      AB(i) = 0;
      IB(i) = it->second->label;
    }

    CvID maxTrackID = 0;

    unsigned int j=0;
    for (CvTracks::const_iterator jt = t.begin(); jt!=t.end(); ++jt, j++)
    {
      AT(j) = 0;
      IT(j) = jt->second->id;
      if (jt->second->id > maxTrackID)
	maxTrackID = jt->second->id;
    }

    // Proximity matrix calculation:
    for (i=0; i<nBlobs; i++)
      for (j=0; j<nTracks; j++)
      {
	if (C(i, j) = (distantBlobTrack(B(i), T(j)) < thDistance))
	{
	  AB(i)++;
	  AT(j)++;
	}
      }

    // Run over tracks:
    for (j=0; j<nTracks; j++)
    {
      //unsigned int c = C(nBlobs, j);
      unsigned int c = AT(j);

      if (c == 1)
      {
	// Match track-blob
	
	// Search for the blob
	for (i=0; (i<nBlobs)&&(!C(i, j)); i++) {}

	// Update track
	CvBlob *blob = B(i);
	CvTrack *track = T(j);
	track->label = blob->label;
	track->centroid = blob->centroid;
	track->minx = blob->minx;
	track->miny = blob->miny;
	track->maxx = blob->maxx;
	track->maxy = blob->maxy;
	track->inactive = 0;
      }
      else if (c > 1)
      {
	// Track divides
	CvTrack *track = T(j);
	track->inactive++;
	track->label=0;

	// Create new tracks
	for (i=0; i<nBlobs; i++)
	{
	  if (C(i, j))
	  {
	    maxTrackID++;
	    CvBlob *blob = B(i);
	    CvTrack *track = new CvTrack;
	    track->id = maxTrackID;
	    track->label = blob->label;
	    track->minx = blob->minx;
	    track->miny = blob->miny;
//.........这里部分代码省略.........
开发者ID:Pablohn26，项目名称:gaudii，代码行数:101，代码来源:cvtrack.cpp

示例6: processImage

void processImage(cv::Mat& image) {
    if (image.empty())
        return;

#ifdef _OPENCV3
    pMOG->apply(image, fgMaskMOG, 0.05);
#else
    pMOG->operator()(image, fgMaskMOG, 0.05);
#endif
    cv::dilate(fgMaskMOG,fgMaskMOG,cv::getStructuringElement(cv::MORPH_ELLIPSE,cv::Size(15,15)));

    bin = new IplImage(fgMaskMOG);
    frame = new IplImage(image);
    labelImg = cvCreateImage(cvSize(image.cols,image.rows),IPL_DEPTH_LABEL,1);

    unsigned int result = cvLabel(bin, labelImg, blobs);
    cvRenderBlobs(labelImg, blobs, frame, frame, CV_BLOB_RENDER_BOUNDING_BOX|CV_BLOB_RENDER_CENTROID|CV_BLOB_RENDER_ANGLE);
    cvFilterByArea(blobs, 1500, 40000);
    cvUpdateTracks(blobs, tracks, 200., 5);
    cvRenderTracks(tracks, frame, frame, CV_TRACK_RENDER_ID);

    for (std::map<CvID, CvTrack*>::iterator track_it = tracks.begin(); track_it!=tracks.end(); track_it++) {
        CvID id = (*track_it).first;
        CvTrack* track = (*track_it).second;
        cur_pos = track->centroid;

        if (track->inactive == 0) {
            if (last_poses.count(id)) {
                std::map<CvID, CvPoint2D64f>::iterator pose_it = last_poses.find(id);
                last_pos = pose_it -> second;
                last_poses.erase(pose_it);
            }
            last_poses.insert(std::pair<CvID, CvPoint2D64f>(id, cur_pos));
            if (line_pos+25>cur_pos.y && cur_pos.y>line_pos && line_pos-25<last_pos.y && last_pos.y<line_pos) {
                count++;
                countUD++;
            }
            if (line_pos-25<cur_pos.y && cur_pos.y<line_pos && line_pos+25>last_pos.y && last_pos.y>line_pos) {
                count++;
                countDU++;
            }

            if ( cur_pos.y<line_pos+50 && cur_pos.y>line_pos-50) {
                avg_vel += abs(cur_pos.y-last_pos.y);
                count_active++;
            }

            //update heatmapfg
            heat_mapfg = cv::Mat::zeros(FR_H, FR_W, CV_8UC3);
            count_arr[lmindex] = count;
            avg_vel_arr[lmindex] = avg_vel/count_active ;
            for (int i=0; i<landmarks.size(); i++) {
                cv::circle(heat_mapfg, cv::Point((landmarks[i].y + 50)*2.4, (landmarks[i].x + 50)*2.4), count_arr[i]*3, cv::Scalar(0, 16*avg_vel_arr[i], 255 - 16*avg_vel_arr[i]), -1);
            }
            cv::GaussianBlur(heat_mapfg, heat_mapfg, cv::Size(15, 15), 5);
        } else {
            if (last_poses.count(id)) {
                last_poses.erase(last_poses.find(id));
            }
        }
    }

    cv::line(image, cv::Point(0, line_pos), cv::Point(FR_W, line_pos), cv::Scalar(0,255,0),2);
    cv::putText(image, "COUNT: "+to_string(count), cv::Point(10, 15), cv::FONT_HERSHEY_PLAIN, 1, cv::Scalar(255,255,255));
    cv::putText(image, "UP->DOWN: "+to_string(countUD), cv::Point(10, 30), cv::FONT_HERSHEY_PLAIN, 1, cv::Scalar(255,255,255));
    cv::putText(image, "DOWN->UP: "+to_string(countDU), cv::Point(10, 45), cv::FONT_HERSHEY_PLAIN, 1, cv::Scalar(255,255,255));
    cv::imshow("BLOBS", image);
    cv::imshow("HEATMAP", heat_map + heat_mapfg);
    cv::waitKey(33);
}
开发者ID:rlangdon95，项目名称:JdeRobot，代码行数:70，代码来源:vehicleCounter.cpp


注：本文中的CvTracks类示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。