Esempio n. 1
0
int main(int argc, char *argv[])
{
    char *path = "sequences/cokecan/img";
    char *ext = "png";
    int numLength = 5;
    char numString[numLength+1];
    char filename[255];
    int start = 0;
    int end = 291;
    cv::Point2f initTopLeft(150,82);
    cv::Point2f initBottomDown(170,118);

    CMT cmt;
    //cmt.estimateRotation = false;
    for(int i = start; i <= end; i++)
    {
        num2str(numString, numLength+1, i);
        sprintf(filename, "%s%s.%s", path, numString, ext);

#ifdef DEBUG_MODE
        qDebug() << filename;
#endif

        cv::Mat img = cv::imread(filename);
        cv::Mat im_gray;
        cv::cvtColor(img, im_gray, CV_RGB2GRAY);

        if(i == start)
            cmt.initialise(im_gray, initTopLeft, initBottomDown);
        cmt.processFrame(im_gray);

        for(int i = 0; i<cmt.trackedKeypoints.size(); i++)
            cv::circle(img, cmt.trackedKeypoints[i].first.pt, 3, cv::Scalar(255,255,255));
        cv::line(img, cmt.topLeft, cmt.topRight, cv::Scalar(255,255,255));
        cv::line(img, cmt.topRight, cmt.bottomRight, cv::Scalar(255,255,255));
        cv::line(img, cmt.bottomRight, cmt.bottomLeft, cv::Scalar(255,255,255));
        cv::line(img, cmt.bottomLeft, cmt.topLeft, cv::Scalar(255,255,255));

#ifdef DEBUG_MODE
        qDebug() << "trackedKeypoints";
        for(int i = 0; i<cmt.trackedKeypoints.size(); i++)
            qDebug() << cmt.trackedKeypoints[i].first.pt.x << cmt.trackedKeypoints[i].first.pt.x << cmt.trackedKeypoints[i].second;
        qDebug() << "box";
        qDebug() << cmt.topLeft.x << cmt.topLeft.y;
        qDebug() << cmt.topRight.x << cmt.topRight.y;
        qDebug() << cmt.bottomRight.x << cmt.bottomRight.y;
        qDebug() << cmt.bottomLeft.x << cmt.bottomLeft.y;
#endif

        imshow("frame", img);
        cv::waitKey(1);
    }
    return 0;
}
Esempio n. 2
0
    bool updateModule()
    {
        ImageOf<PixelBgr> *img=imgInPort.read();
        if (img==NULL)
            return true;

        mutex.lock();

        ImageOf<PixelMono> imgMono;
        imgMono.resize(img->width(),img->height());

        cv::Mat imgMat=cv::cvarrToMat((IplImage*)img->getIplImage());
        cv::Mat imgMonoMat=cv::cvarrToMat((IplImage*)imgMono.getIplImage());
        cv::cvtColor(imgMat,imgMonoMat,CV_BGR2GRAY);

        if (initBoundingBox)
        {
            tracker->initialise(imgMonoMat,tl,br);
            initBoundingBox=false;
        }

        if (doCMT)
        {
            if (tracker->processFrame(imgMonoMat))
            {
                if (dataOutPort.getOutputCount()>0)
                {
                    Bottle &data=dataOutPort.prepare();
                    data.clear();

                    data.addInt((int)tracker->topLeft.x);
                    data.addInt((int)tracker->topLeft.y);
                    data.addInt((int)tracker->topRight.x);
                    data.addInt((int)tracker->topRight.y);
                    data.addInt((int)tracker->bottomRight.x);
                    data.addInt((int)tracker->bottomRight.y);
                    data.addInt((int)tracker->bottomLeft.x);
                    data.addInt((int)tracker->bottomLeft.y);

                    dataOutPort.write();
                }

                if (imgOutPort.getOutputCount()>0)
                {
                    cv::line(imgMat,tracker->topLeft,tracker->topRight,cv::Scalar(255,0,0),2);
                    cv::line(imgMat,tracker->topRight,tracker->bottomRight,cv::Scalar(255,0,0),2);
                    cv::line(imgMat,tracker->bottomRight,tracker->bottomLeft,cv::Scalar(255,0,0),2);
                    cv::line(imgMat,tracker->bottomLeft,tracker->topLeft,cv::Scalar(255,0,0),2);

                    for (size_t i=0; i<tracker->trackedKeypoints.size(); i++) 
                        cv::circle(imgMat,tracker->trackedKeypoints[i].first.pt,3,cv::Scalar(0,255,0));
                }
            }            
        }

        if (imgOutPort.getOutputCount()>0)
        {
            imgOutPort.prepare()=*img;
            imgOutPort.write();
        }

        mutex.unlock();
        return true;
    }
Esempio n. 3
0
int main(int argc, char **argv)
{
    //Create a CMT object
    CMT cmt;

    //Initialization bounding box
    Rect rect;

    //Parse args
    int challenge_flag = 0;
    int loop_flag = 0;
    int verbose_flag = 0;
    int bbox_flag = 0;
    int skip_frames = 0;
    int skip_msecs = 0;
    int output_flag = 0;
    string input_path;
    string output_path;

    const int detector_cmd = 1000;
    const int descriptor_cmd = 1001;
    const int bbox_cmd = 1002;
    const int no_scale_cmd = 1003;
    const int with_rotation_cmd = 1004;
    const int skip_cmd = 1005;
    const int skip_msecs_cmd = 1006;
    const int output_file_cmd = 1007;

    struct option longopts[] =
    {
        //No-argument options
        {"challenge", no_argument, &challenge_flag, 1},
        {"loop", no_argument, &loop_flag, 1},
        {"verbose", no_argument, &verbose_flag, 1},
        {"no-scale", no_argument, 0, no_scale_cmd},
        {"with-rotation", no_argument, 0, with_rotation_cmd},
        //Argument options
        {"bbox", required_argument, 0, bbox_cmd},
        {"detector", required_argument, 0, detector_cmd},
        {"descriptor", required_argument, 0, descriptor_cmd},
        {"output-file", required_argument, 0, output_file_cmd},
        {"skip", required_argument, 0, skip_cmd},
        {"skip-msecs", required_argument, 0, skip_msecs_cmd},
        {0, 0, 0, 0}
    };

    int index = 0;
    int c;
    while((c = getopt_long(argc, argv, "v", longopts, &index)) != -1)
    {
        switch (c)
        {
            case 'v':
                verbose_flag = true;
                break;
            case bbox_cmd:
                {
                    //TODO: The following also accepts strings of the form %f,%f,%f,%fxyz...
                    string bbox_format = "%f,%f,%f,%f";
                    float x,y,w,h;
                    int ret = sscanf(optarg, bbox_format.c_str(), &x, &y, &w, &h);
                    if (ret != 4)
                    {
                        cerr << "bounding box must be given in format " << bbox_format << endl;
                        return 1;
                    }

                    bbox_flag = 1;
                    rect = Rect(x,y,w,h);
                }
                break;
            case detector_cmd:
                cmt.str_detector = optarg;
                break;
            case descriptor_cmd:
                cmt.str_descriptor = optarg;
                break;
            case output_file_cmd:
                output_path = optarg;
                output_flag = 1;
                break;
            case skip_cmd:
                {
                    int ret = sscanf(optarg, "%d", &skip_frames);
                    if (ret != 1)
                    {
                      skip_frames = 0;
                    }
                }
                break;
            case skip_msecs_cmd:
                {
                    int ret = sscanf(optarg, "%d", &skip_msecs);
                    if (ret != 1)
                    {
                      skip_msecs = 0;
                    }
                }
                break;
            case no_scale_cmd:
                cmt.consensus.estimate_scale = false;
                break;
            case with_rotation_cmd:
                cmt.consensus.estimate_rotation = true;
                break;
            case '?':
                return 1;
        }

    }

    // Can only skip frames or milliseconds, not both.
    if (skip_frames > 0 && skip_msecs > 0)
    {
      cerr << "You can only skip frames, or milliseconds, not both." << endl;
      return 1;
    }

    //One argument remains
    if (optind == argc - 1)
    {
        input_path = argv[optind];
    }

    else if (optind < argc - 1)
    {
        cerr << "Only one argument is allowed." << endl;
        return 1;
    }

    //Set up logging
    FILELog::ReportingLevel() = verbose_flag ? logDEBUG : logINFO;
    Output2FILE::Stream() = stdout; //Log to stdout

    //Challenge mode
    if (challenge_flag)
    {
        //Read list of images
        ifstream im_file("images.txt");
        vector<string> files;
        string line;
        while(getline(im_file, line ))
        {
            files.push_back(line);
        }

        //Read region
        ifstream region_file("region.txt");
        vector<float> coords = getNextLineAndSplitIntoFloats(region_file);

        if (coords.size() == 4) {
            rect = Rect(coords[0], coords[1], coords[2], coords[3]);
        }

        else if (coords.size() == 8)
        {
            //Split into x and y coordinates
            vector<float> xcoords;
            vector<float> ycoords;

            for (size_t i = 0; i < coords.size(); i++)
            {
                if (i % 2 == 0) xcoords.push_back(coords[i]);
                else ycoords.push_back(coords[i]);
            }

            float xmin = *min_element(xcoords.begin(), xcoords.end());
            float xmax = *max_element(xcoords.begin(), xcoords.end());
            float ymin = *min_element(ycoords.begin(), ycoords.end());
            float ymax = *max_element(ycoords.begin(), ycoords.end());

            rect = Rect(xmin, ymin, xmax-xmin, ymax-ymin);
            cout << "Found bounding box" << xmin << " " << ymin << " " <<  xmax-xmin << " " << ymax-ymin << endl;
        }

        else {
            cerr << "Invalid Bounding box format" << endl;
            return 0;
        }

        //Read first image
        Mat im0 = imread(files[0]);
        Mat im0_gray;
        cvtColor(im0, im0_gray, CV_BGR2GRAY);

        //Initialize cmt
        cmt.initialize(im0_gray, rect);

        //Write init region to output file
        ofstream output_file("output.txt");
        output_file << rect.x << ',' << rect.y << ',' << rect.width << ',' << rect.height << std::endl;

        //Process images, write output to file
        for (size_t i = 1; i < files.size(); i++)
        {
            FILE_LOG(logINFO) << "Processing frame " << i << "/" << files.size();
            Mat im = imread(files[i]);
            Mat im_gray;
            cvtColor(im, im_gray, CV_BGR2GRAY);
            cmt.processFrame(im_gray);
            if (verbose_flag)
            {
                display(im, cmt);
            }
            rect = cmt.bb_rot.boundingRect();
            output_file << rect.x << ',' << rect.y << ',' << rect.width << ',' << rect.height << std::endl;
        }

        output_file.close();

        return 0;
    }

    //Normal mode

    //Create window
    namedWindow(WIN_NAME);

    VideoCapture cap;

    bool show_preview = true;

    //If no input was specified
    if (input_path.length() == 0)
    {
        cap.open(0); //Open default camera device
    }

    //Else open the video specified by input_path
    else
    {
        cap.open(input_path);

        if (skip_frames > 0)
        {
          cap.set(CV_CAP_PROP_POS_FRAMES, skip_frames);
        }

        if (skip_msecs > 0)
        {
          cap.set(CV_CAP_PROP_POS_MSEC, skip_msecs);

          // Now which frame are we on?
          skip_frames = (int) cap.get(CV_CAP_PROP_POS_FRAMES);
        }

        show_preview = false;
    }

    //If it doesn't work, stop
    if(!cap.isOpened())
    {
        cerr << "Unable to open video capture." << endl;
        return -1;
    }

    //Show preview until key is pressed
    while (show_preview)
    {
        Mat preview;
        cap >> preview;

        screenLog(preview, "Press a key to start selecting an object.");
        imshow(WIN_NAME, preview);

        char k = waitKey(10);
        if (k != -1) {
            show_preview = false;
        }
    }

    //Get initial image
    Mat im0;
    cap >> im0;

    //If no bounding was specified, get it from user
    if (!bbox_flag)
    {
        rect = getRect(im0, WIN_NAME);
    }

    FILE_LOG(logINFO) << "Using " << rect.x << "," << rect.y << "," << rect.width << "," << rect.height
        << " as initial bounding box.";

    //Convert im0 to grayscale
    Mat im0_gray;
    if (im0.channels() > 1) {
        cvtColor(im0, im0_gray, CV_BGR2GRAY);
    } else {
        im0_gray = im0;
    }

    //Initialize CMT
    cmt.initialize(im0_gray, rect);

    int frame = skip_frames;

    //Open output file.
    ofstream output_file;

    if (output_flag)
    {
        int msecs = (int) cap.get(CV_CAP_PROP_POS_MSEC);

        output_file.open(output_path.c_str());
        output_file << OUT_FILE_COL_HEADERS << endl;
        output_file << frame << "," << msecs << ",";
        output_file << cmt.points_active.size() << ",";
        output_file << write_rotated_rect(cmt.bb_rot) << endl;
    }

    //Main loop
    while (true)
    {
        frame++;

        Mat im;

        //If loop flag is set, reuse initial image (for debugging purposes)
        if (loop_flag) im0.copyTo(im);
        else cap >> im; //Else use next image in stream

        if (im.empty()) break; //Exit at end of video stream

        Mat im_gray;
        if (im.channels() > 1) {
            cvtColor(im, im_gray, CV_BGR2GRAY);
        } else {
            im_gray = im;
        }

        //Let CMT process the frame
        cmt.processFrame(im_gray);

        //Output.
        if (output_flag)
        {
            int msecs = (int) cap.get(CV_CAP_PROP_POS_MSEC);
            output_file << frame << "," << msecs << ",";
            output_file << cmt.points_active.size() << ",";
            output_file << write_rotated_rect(cmt.bb_rot) << endl;
        }
        else
        {
            //TODO: Provide meaningful output
            FILE_LOG(logINFO) << "#" << frame << " active: " << cmt.points_active.size();
            FILE_LOG(logINFO) << "confidence: " << cmt.confidence;
        }

        //Display image and then quit if requested.
        char key = display(im, cmt);
        if(key == 'q') break;
    }

    //Close output file.
    if (output_flag) output_file.close();

    return 0;
}
Esempio n. 4
0
int main(int argc, char **argv)
{
    CMT cmt;
    Rect rect;
    
    FILELog::ReportingLevel() = logINFO; // = logDEBUG;
    Output2FILE::Stream() = stdout; //Log to stdout

    // openCV window
    namedWindow(WIN_NAME);

    // libuvc variables
    uvc_context *ctx = NULL;
    uvc_device_t *dev = NULL;
    uvc_device_handle_t *handle = NULL;
    uvc_stream_ctrl_t ctrl;
    uvc_error_t res;

    // create a UVC context
    res = uvc_init(&ctx, NULL);
    uvc_error(res, "init");

    // search for the Intel camera specifically
    res = uvc_find_device(ctx, &dev, 0x8086, 0x0a66, NULL);
    uvc_error(res, "find_device");

    // open the camera device
    res = uvc_open(dev, &handle);
    uvc_error(res, "open2");

    //uvc_print_diag(handle, stderr);

    // configure the stream format to use
    res = uvc_get_stream_ctrl_format_size(handle, &ctrl, UVC_FRAME_FORMAT_YUYV, W, H, FPS);
    uvc_perror(res, "get_stream");

    //uvc_print_stream_ctrl(&ctrl, stderr);

    // OpenCV matrix for storing the captured image data, CV_8UC3
    // means 8-bit Unsigned Char, 3 channels per pixel.
    Mat im;
    im.create( H, W, CV_8UC3);

    image_data = malloc(W*H*3);

    // start streaming data from the camera
    printf("Start streaming...\n");
    res = uvc_start_streaming(handle, &ctrl, uvc_callback, (void*)&cmt, 0);
    uvc_error(res, "start_streaming");
    
    // wait until the first frame has arrived so it can be used for previewing
    printf("Waiting for first frame...\n");
    while(!got_first_frame)
        usleep(10000);

    // grab the data for the captured frame
    memcpy(im.data, image_data, W*H*3);

    // display it in OpenCV and select a region to track
    rect = getRect(im, WIN_NAME);
    printf("Bounding box: %d,%d+%dx%d\n", rect.x, rect.y, rect.width, rect.height);

    // convert to suitable format for CMT if needed
    Mat im0_gray;
    if (im.channels() > 1) 
        cvtColor(im, im0_gray, CV_BGR2GRAY);
    else 
        im0_gray = im;

    cmt.initialize(im0_gray, rect);
    printf("Main loop starting\n");

    int frame = 0;
    while (true)
    {
        frame++;

        // grab the data for the captured frame
        memcpy(im.data, image_data, W*H*3);

        Mat im_gray;
        if (im.channels() > 1) 
            cvtColor(im, im_gray, CV_BGR2GRAY);
        else
            im_gray = im;

        cmt.processFrame(im_gray);
       
        printf("#%d, active: %lu\n", frame, cmt.points_active.size());
        char key = display(im, cmt);
        if(key == 'q')
            break;
    }

    uvc_stop_streaming(handle);

    free(image_data);

    uvc_close(handle);
    uvc_unref_device(dev);
    uvc_exit(ctx);

    return 0;
}
int main(int argc, char *argv[])
{
   ros::init(argc,argv,"Vision");
   ROS_INFO("node creation");
   ros::NodeHandle nh_v;
   ros::Rate loop_rate(10);

   
    int start = 0;
    bool SelectROI=false;//For bounding box
    cout<<"Do you  want to give the ROI ?"<<endl<<"Press y for YES and n for NO"<<endl;
    char input='n';
    cin>>input;
    if(input!='n')
	SelectROI=true; 

    cout<<"SelectROI : "<<SelectROI<<endl;
	
    CMT cmt;
    
    //Code for normal camera using OpenCV
    /*VideoCapture cap(0);
    cap.set(CV_CAP_PROP_FRAME_WIDTH, 640);
    cap.set(CV_CAP_PROP_FRAME_HEIGHT, 480); 
    bool open=true;
    if (!cap.isOpened())  // if not success, exit program
    {
        cout << "Cannot open the video cam" << endl;
        return -1;
        open=false;
    }
    cvNamedWindow("Initial frame",CV_WINDOW_AUTOSIZE );*/
 

    //Code for using Kinect input using OpenCV
    bool open=true;
    VideoCapture cap;
    cap.open(CV_CAP_OPENNI);
    cap.set( CV_CAP_OPENNI_IMAGE_GENERATOR_OUTPUT_MODE, CV_CAP_OPENNI_VGA_30HZ );
    if( !cap.isOpened() )
    {
        cout << "Can not open a capture object." << endl;
        return -1;
    }
    cout << " Device Open " << endl;
 
    //capture.set(CV_CAP_OPENNI_IMAGE_GENERATOR_OUTPUT_MODE, CV_CAP_OPENNI_VGA_30HZ);
    if( !cap.grab() )
    	      {
    	              cout << "Can not grab images." << endl;
    	              return -1;
    	      }
   

    cvNamedWindow("Initial frame",CV_WINDOW_AUTOSIZE ); 
    	
    	
 
    
    int Keyhit=-1;//Used to get Enter input from the keyboard for ROI selection
    
    while(Keyhit==-1){

    	//cap.read(img);//used for normal cameras
	cap.grab();
	cap.retrieve(img,CV_CAP_OPENNI_BGR_IMAGE);
	
	if(SelectROI==true)
		putText(img, "Press enter when the object is in the field of view ", cvPoint(20,30),FONT_HERSHEY_COMPLEX_SMALL, 0.6, cvScalar(255,255,255), 1, CV_AA);
	else {
		putText(img, "Using Default Bounding box at the center of frame ", cvPoint(20,30),FONT_HERSHEY_COMPLEX_SMALL, 0.6, cvScalar(255,255,255), 1, CV_AA);
		putText(img, "Press enter to start tracking ", cvPoint(20,60),FONT_HERSHEY_COMPLEX_SMALL, 0.6, cvScalar(255,255,255), 1, CV_AA);
	
	     }

	imshow("Initial frame",img);
	Keyhit=cv::waitKey(1);


    }

    while(open && ros::ok())
    {

    	//Capturing images from the  Kinect OpenCV
	//cap.read(img);//used for normal cameras
	cap.grab();
	cap.retrieve(img,CV_CAP_OPENNI_BGR_IMAGE);
	cv::cvtColor(img, im_gray, CV_RGB2GRAY);
	//imshow("Initial frame",img);
	//cv::waitKey(0);
	

	while(start==0 && SelectROI==true){

		cout<<"Inside ROI selection"<<endl;
	    //set the callback function for any mouse event
		static CvFont font;
		cvInitFont(&font, CV_FONT_HERSHEY_SIMPLEX, 0.5, 0.5, 0, 1, 8);
		
		//cout<<"Starting CMT initialization"<<endl;
		setMouseCallback("Initial frame", getRect, NULL); // Mouse Callback function with image as param
 			
		putText(img, "Use mouse to select the rectangle around object to track ", cvPoint(20,30),FONT_HERSHEY_COMPLEX_SMALL, 0.6, cvScalar(255,255,255), 1, CV_AA);
		putText(img, "You can reselect till you press Enter ", cvPoint(20,50),FONT_HERSHEY_COMPLEX_SMALL, 0.6, cvScalar(255,255,255), 1, CV_AA);
		putText(img, "After selecting PRESS ENTER", cvPoint(20,70),FONT_HERSHEY_COMPLEX_SMALL, 0.6, cvScalar(255,255,255), 1, CV_AA);
		
		imshow("Initial frame",img);
		cv::waitKey(0);
		start=1;
		cout<<"ROI Selected Manually"<<endl;
		cout<<"Rectangular Edge Points : "<<initBottomDown<<","<<initTopLeft<<endl;
		cout<<"CMT Initialising "<<endl;
		cmt.initialise(im_gray, initTopLeft, initBottomDown);//Using the Initialise Method with predefined bounding box
		setMouseCallback("Initial frame", NULL, NULL);//Disabling the Callback function
			}

	if(start==0 && SelectROI==false	){//If manual ROI is not selected the default case 
		
		initTopLeft.x=270;
		initTopLeft.y=190;	//Default bounding box positions - Frame Center
		initBottomDown.x=370;
		initBottomDown.y=290;

		cout<<"Rectangular Edge Points : "<<initBottomDown<<","<<initTopLeft<<endl;
		cout<<"CMT Initialising "<<endl;
		cmt.initialise(im_gray, initTopLeft, initBottomDown);//Using the Initialise Method with default bounding box
		start=1;
	}


	//cout<<endl<<"Starting CMT frame processing"<<endl;
    	cmt.processFrame(im_gray);//Using the process frame method
	
	cout<<"The Center is : "<<cmt.CENTER<<endl;

	cout<<"The scaling is : "<<cmt.SCALE<<endl;
	
	cout<<"The orientation is :"<<cmt.ROTATION<<endl;
	



    //cout<<"CMT Frame Processing Done"<<endl;

    for(int i = 0; i<cmt.trackedKeypoints.size(); i++)
    	cv::circle(img, cmt.trackedKeypoints[i].first.pt, 3, cv::Scalar(255,255,255));//draw circles around track points
        
    cv::line(img, cmt.topLeft, cmt.topRight, cv::Scalar(255,255,255));
    cv::line(img, cmt.topRight, cmt.bottomRight, cv::Scalar(255,255,255));
    cv::line(img, cmt.bottomRight, cmt.bottomLeft, cv::Scalar(255,255,255));
    cv::line(img, cmt.bottomLeft, cmt.topLeft, cv::Scalar(255,255,255));

    putText(img, "Tracking ", cvPoint(20,30),FONT_HERSHEY_COMPLEX_SMALL, 0.8, cvScalar(255,255,255), 1, CV_AA);
    imshow("Initial frame", img);//Show the image frame with circles of key points
    cv::waitKey(1);

    }//close for open while loop

   
    return 0;
}