int main(int argc, char* argv[])
{

	EnumerationErrors errors;


    //rc = context.Init();
    rc = context.InitFromXmlFile(strPathToXML,&errors);
    if (rc == XN_STATUS_NO_NODE_PRESENT)
	{
		XnChar strError[1024];
		errors.ToString(strError, 1024);
		printf("%s\n", strError);
		return (rc);
	}
	else if (rc != XN_STATUS_OK)
	{
		printf("Open failed: %s\n", xnGetStatusString(rc));
		return (rc);
	}
	
	/* UNCOMMENT TO GET FILE READING 
    //rc = context.OpenFileRecording(strInputFile);
	//CHECK_RC(rc, "Open input file");

	//rc = context.FindExistingNode(XN_NODE_TYPE_PLAYER, player);
	//CHECK_RC(rc, "Get player node"); */ 

	rc = context.FindExistingNode(XN_NODE_TYPE_DEPTH, depth);
	CHECK_RC(rc, "Find depth generator");

	rc = context.FindExistingNode(XN_NODE_TYPE_IMAGE, image);
	CHECK_RC(rc, "Find image generator");

    depth.GetMetaData(depthMD);
	image.GetMetaData(imageMD);

    //rc = player.SetRepeat(FALSE);
	XN_IS_STATUS_OK(rc);

    //rc = player.GetNumFrames(image.GetName(), nNumFrames);
	//CHECK_RC(rc, "Get player number of frames");
	//printf("%d\n",nNumFrames);

    //rc = player.GetNumFrames(depth.GetName(), nNumFrames);
	//CHECK_RC(rc, "Get player number of frames");
	//printf("%d\n",nNumFrames);

	// Hybrid mode isn't supported
	if (imageMD.FullXRes() != depthMD.FullXRes() || imageMD.FullYRes() != depthMD.FullYRes())
	{
		printf ("The device depth and image resolution must be equal!\n");
		return 1;
	}

	// RGB is the only image format supported.
	if (imageMD.PixelFormat() != XN_PIXEL_FORMAT_RGB24)
	{
		printf("The device image format must be RGB24\n");
		return 1;
	}

    avi = cvCreateVideoWriter(strOutputFile, 0, 30, cvSize(640,480), TRUE);

    depthMetersMat = cvCreateMat(480, 640, CV_16UC1);
    kinectDepthImage = cvCreateImage( cvSize(640,480),16,1 );

    depthMetersMat2 = cvCreateMat(480, 640, CV_16UC1);
    kinectDepthImage2 = cvCreateImage( cvSize(640,480),16,1 );

    colorArr[0] = cv::Mat(imageMD.YRes(),imageMD.XRes(),CV_8U);
    colorArr[1] = cv::Mat(imageMD.YRes(),imageMD.XRes(),CV_8U);
    colorArr[2] = cv::Mat(imageMD.YRes(),imageMD.XRes(),CV_8U);

    //prepare_for_face_detection();

    int b;
    int g;
    int r;

	while ((rc = image.WaitAndUpdateData()) != XN_STATUS_EOF && (rc = depth.WaitAndUpdateData()) != XN_STATUS_EOF) {
        if (rc != XN_STATUS_OK) {
            printf("Read failed: %s\n", xnGetStatusString(rc));
            break;
        }
        depth.GetMetaData(depthMD);
        image.GetMetaData(imageMD);

        //XnUInt32 a;
        //a = g_imageMD.FPS;
        printf("%d\n",imageMD.FrameID());
        //a = g_depthMD.DataSize();
        //printf("%d\n",a);

        pDepth = depthMD.Data();
        pImageRow = imageMD.RGB24Data();

        for (unsigned int y=0; y<imageMD.YRes(); y++) {
            pPixel = pImageRow;
            uchar* Bptr = colorArr[0].ptr<uchar>(y);
            uchar* Gptr = colorArr[1].ptr<uchar>(y);
            uchar* Rptr = colorArr[2].ptr<uchar>(y);

            for(unsigned int x=0;x<imageMD.XRes();++x , ++pPixel){
                Bptr[x] = pPixel->nBlue;
                Gptr[x] = pPixel->nGreen;
                Rptr[x] = pPixel->nRed;

                depthMetersMat->data.s[y * XN_VGA_X_RES + x ] = 7*pDepth[y * XN_VGA_X_RES + x];
                depthMetersMat2->data.s[y * XN_VGA_X_RES + x ] = pDepth[y * XN_VGA_X_RES + x];
            }
            pImageRow += imageMD.XRes();
        }
        cv::merge(colorArr,3,colorImage);
        iplImage = colorImage;

        //cvThreshold(depthMetersMat2, depthMetersMat2, 150, 1500, THRESH_BINARY);

        cvGetImage(depthMetersMat,kinectDepthImage);
        cvGetImage(depthMetersMat2,kinectDepthImage2);

        depthImage = Bw2Image(kinectDepthImage2);
        printf("1. Middle pixel is %u millimeters away\n",depthImage[240][320]);

        rgbImage = RgbImage(&iplImage);

		// we want to see on up to 2000 MM 
        int THRESH = 2000;

        for (unsigned int y=0; y<imageMD.YRes(); y++) {
            for(unsigned int x=0;x<imageMD.XRes();++x){
                if ( depthImage[y][x] >= THRESH ) {
                    depthImage[y][x] = 0;
                } else {
                    float tmp = depthImage[y][x];
                    tmp = tmp / THRESH * (65536)*(-1) + 65536;
                    depthImage[y][x] = (unsigned int)tmp;
                }
            }
        }
		
		// THE PART ABOUT FILTERING COLOURS IN HSV TO SEE ONLY SPECIFIC ONE 
		// AFTER ONE FEW MORPHOLOGICAL OPERATIONS TO MAKE IT LOOK BETTER 

        IplImage* imgHSV = cvCreateImage(cvGetSize(&iplImage), 8, 3);
        cvCvtColor(&iplImage, imgHSV, CV_BGR2HSV);
        imgThreshed = cvCreateImage(cvGetSize(&iplImage), 8, 1);
        //cvInRangeS(imgHSV, cvScalar(100, 60, 80), cvScalar(110, 255, 255), imgThreshed); // BLUE
        cvInRangeS(imgHSV, cvScalar(29, 95, 95), cvScalar(35, 255, 255), imgThreshed); // YELLOW
        //cvInRangeS(imgHSV, cvScalar(29, 60, 60), cvScalar(35, 255, 255), imgThreshed); // YELLOW DARK
        //cvInRangeS(imgHSV, cvScalar(150, 70, 70), cvScalar(160, 255, 255), imgThreshed); // PINK
        //cvInRangeS(imgHSV, cvScalar(40, 76, 76), cvScalar(70, 255, 255), imgThreshed); // GREEN
        IplConvKernel* kernel = cvCreateStructuringElementEx(3, 3, 1, 1, CV_SHAPE_RECT, NULL);
        //cvDilate(imgThreshed,imgThreshed,kernel);
        //cvErode(imgThreshed,imgThreshed,kernel);
        Mat mat = Mat(imgThreshed);
        blur(Mat(imgThreshed),mat,cvSize(3,3));
        imgThreshed = &IplImage(mat);
        //cvInRangeS(imgThreshed,cvScalar(100),cvScalar(255),imgThreshed);
        //cvErode(imgThreshed,imgThreshed,kernel);
        cvDilate(imgThreshed,imgThreshed,kernel);
        cvDilate(imgThreshed,imgThreshed,kernel);
        cvErode(imgThreshed,imgThreshed,kernel);
        cvErode(imgThreshed,imgThreshed,kernel);
        mat = Mat(imgThreshed);
        blur(Mat(imgThreshed),mat,cvSize(6,6));
        imgThreshed = &IplImage(mat);
        cvInRangeS(imgThreshed,cvScalar(100),cvScalar(255),imgThreshed);
        cvReleaseImage(&imgHSV);
        BwImage threshed = BwImage(imgThreshed);



        if ( initialize == true ) {

            normalizeReferenceFace();
            int currentID = 0;

                for ( int y = 30; y<480; y++ ) {
                    for ( int x = 30; x<640; x++ ) {
                        bool g2g = true;
                        //printf("%d %d %d\n",ID, y,x);
                        if ( threshed[y][x]!=0 ) {
                            for ( int ID2 = 0; ID2<nbOfPoints; ID2++) {
                                if ( (abs(markers[ID2].y-y)<proximityLimit) && (abs(markers[ID2].x-x)<proximityLimit)) {
                                    g2g = false;
                                }
                            }
                            if (currentID >= nbOfPoints || g2g == false ) {
                                break;
                            }
                            markers[currentID].y=y;
                            markers[currentID].x=x;
                            currentID++;
                            printf("WHITE PIXEL INITIALIZED %d: %d %d\n",currentID, x,y);
                        }
                    }
                }


            if (isDebugConf==true || currentID == nbOfMarkers) {
                printf("%d PIXELS INITIALIZED\n", currentID);
                initialize = false;
                //printf("%d,%d\n", currentID, nbOfPoints);
                //return 0;
            } else {
                printf("WAITING FOR %d PIXELS TO APPEAR, %d SO FAR \n",nbOfMarkers, currentID);
                continue;
            }


            // FIND TOP RIGHT AND CHIN PIXEL

            int refPixID = 0;
            int chinPixID = 0;

            for ( int i = 0; i < nbOfMarkers; i++) {
                if ( (markers[i].x + markers[i].y)*(markers[i].x + markers[i].y) < (markers[refPixID].x + markers[refPixID].y)* (markers[refPixID].x + markers[refPixID].y)) {
                    refPixID = i;
                }
                if (markers[i].y > markers[chinPixID].y) {
                    chinPixID = i;
                }
            }

            float width = (markers[1].x-markers[0].x)*2;
            float heigth = abs(markers[1].y-markers[0].y);

            // WE GOT WIDTH & HEIGTH OF THE FACE, LETS ADJUST POINTS

            // SET 0 to REF, SET 1 to CHIN

            MyPoint tmp = MyPoint(markers[refPixID].x,markers[refPixID].y);
            markers[refPixID].x = markers[0].x;
            markers[refPixID].y = markers[0].y;
            markers[0].x = tmp.x;
            markers[0].y = tmp.y;

            tmp = MyPoint(markers[chinPixID].x,markers[chinPixID].y);
            markers[chinPixID].x = markers[1].x;
            markers[chinPixID].y = markers[1].y;
            markers[1].x = tmp.x;
            markers[1].y = tmp.y;


            // REST OF THE POINTS

            for ( int i = 2; i < nbOfPoints; i++) {

                int cost = 0;
                int lowestCost = 0;
                int closestPixID = -1;


                for ( int j = 2; j < nbOfMarkers; j++ ) {
                    cost = (markers[j].x-points[i].x*width)*(markers[j].x-points[i].x*width) + (markers[j].y-points[i].y*heigth)*(markers[j].y-points[i].y*heigth);
                    if ( cost < lowestCost ) {
                        lowestCost = cost;
                        closestPixID = j;
                    }
                    if (closestPixID == -1) {
                        //printf("COS JEST SPORO NIE W PORZADKU, CHECK HERE\n");
                        break;
                    }
                    tmp.x = markers[i].x;
                    tmp.y = markers[i].y;
                    markers[i].x=markers[closestPixID].x;
                    markers[i].x=markers[closestPixID].y;
                    markers[closestPixID].x = tmp.x;
                    markers[closestPixID].y = tmp.y;
                }
            }
        }

        for ( int currentPixelID = 0; currentPixelID < nbOfMarkers; currentPixelID++) {
            if (markers[currentPixelID].x == 0) {
                continue;
            }

            if ( threshed[markers[currentPixelID].y][markers[currentPixelID].x] < 128 ) {
                printf("PIXEL %d LOST\n",currentPixelID);

                for ( int neighbSize = 2; neighbSize < maxNeighbSize; neighbSize = neighbSize + 2 ) {

                    int x1 = markers[currentPixelID].x - neighbSize/2;
                    if ( x1 < intoDepthX(0) ) {
                        x1 = (int)intoDepthX(0);
                    }

                    int y1 = (int)(markers[currentPixelID].y-neighbSize/2);
                    if (  y1 < intoDepthY(0) ) {
                        y1 = intoDepthY(0);
                    }

                    int y2 = markers[currentPixelID].y+neighbSize/2;
                    if (  y2 > intoDepthY(480)  ) {
                        y2 = intoDepthY(480);
                    }

                    int x2 = markers[currentPixelID].x+neighbSize/2;
                    if ( x2 > intoDepthX(640) ) {
                        y2 = intoDepthX(640);
                    }

                    bool found = false;
                    for ( int y = y1; y < y2; y++) {
                        for ( int x = x1; x < x2; x++) {
                            bool g2g = true;
                            if (threshed[y][x] > 128) {
                                for ( int ID2 = 0; ID2<nbOfMarkers; ID2++) {
                                    if ( currentPixelID == ID2 )
                                        continue;
                                    if ( (abs(markers[ID2].y-y)<proximityLimit) && (abs(markers[ID2].x-x)<proximityLimit)) {
                                        g2g = false;
                                        break;
                                    }
                                }

                                if ( g2g ) {
                                    markers[currentPixelID].x = x;
                                    markers[currentPixelID].y = y;
                                    found = true;
                                    printf("Pixel %d, FOUND\n",currentPixelID);
                                    break;
                                }
                            }
                        }
                        if (found == true ) {
                            break;
                        }
                    }
                    if (found == true ) {
                        break;
                    }
                }
            }

            paintMarkerOnBoth(markers[currentPixelID]);

        }
        faceImage = cvCreateImage(cvGetSize(&iplImage), 8, 1);
        paintFace();

		// normal kinect depth
        cvShowImage("Depth_Kinect", kinectDepthImage);
		// depth within 80 - 200 mm, normalized 
        cvShowImage("Depth_Kinect_2", kinectDepthImage2);
		// rgb with tracking points
        cvShowImage("RGB_Kinect", &iplImage);
		// colour detector 
        cvShowImage("RGB_Threshed", imgThreshed);
		// attempt to draw a face 
        cvShowImage("Face Image", faceImage);

        cvWaitKey(50);           // wait 20 ms

        if ( avi == NULL) {
            printf ("dupa%d \n",1);
        }
        //cvWriteFrame (avi, &iplImage);
	}

//    cvReleaseImageHeader(kinectDepthImage);
    cvReleaseVideoWriter(&avi);
//    cvReleaseHaarClassifierCascade( &cascade );
    context.Shutdown();

	return 0;
}
int main(int argc, char* argv[])
{
	XnStatus nRetVal = XN_STATUS_OK;
	nRetVal = xnLogInitFromXmlFile(SAMPLE_XML_PATH);
	if (nRetVal != XN_STATUS_OK)
	{
		printf("Log couldn't be opened: %s. Running without log", xnGetStatusString(nRetVal));
	}

	if (argc < 3)
	{
		printf("usage: %s <inputFile> <outputFile>\n", argv[0]);
		return -1;
	}

	const char* strInputFile = argv[1];
	const char* strOutputFile = argv[2];

	Context context;
	nRetVal = context.Init();
	CHECK_RC(nRetVal, "Init");

	// open input file
	Player player;
	nRetVal = context.OpenFileRecording(strInputFile, player);
	CHECK_RC(nRetVal, "Open input file");

	// Get depth node from recording
	DepthGenerator depth;
	nRetVal = context.FindExistingNode(XN_NODE_TYPE_DEPTH, depth);
	CHECK_RC(nRetVal, "Find depth generator");

	// Create mock node based on depth node from recording
	MockDepthGenerator mockDepth;
	nRetVal = mockDepth.CreateBasedOn(depth);
	CHECK_RC(nRetVal, "Create mock depth node");

	// create recorder
	Recorder recorder;

	nRetVal = recorder.Create(context);
	CHECK_RC(nRetVal, "Create recorder");

	nRetVal = recorder.SetDestination(XN_RECORD_MEDIUM_FILE, strOutputFile);
	CHECK_RC(nRetVal, "Set recorder destination file");

	// add depth node to recorder
	nRetVal = recorder.AddNodeToRecording(mockDepth);
	CHECK_RC(nRetVal, "Add node to recording");

	nRetVal = player.SetRepeat(FALSE);
	XN_IS_STATUS_OK(nRetVal);

	XnUInt32 nNumFrames = 0;

	nRetVal = player.GetNumFrames(depth.GetName(), nNumFrames);
	CHECK_RC(nRetVal, "Get player number of frames");

	DepthMetaData depthMD;

	while ((nRetVal = depth.WaitAndUpdateData()) != XN_STATUS_EOF)
	{
		CHECK_RC(nRetVal, "Read next frame");
		
		// Get depth meta data
		depth.GetMetaData(depthMD);

		//-----------------------------------------------//
		// Transform depth! This is the interesting part //
		//-----------------------------------------------//
		
		/* Enable the depth data to be modified. This is done implicitly by depthMD.WritableDepthMap(),
		   but we're calling it just to be clear. */
		nRetVal = depthMD.MakeDataWritable();
		CHECK_RC(nRetVal, "Make depth data writable");

		transformDepthMD(depthMD);

		// Pass the transformed data to the mock depth generator
		nRetVal = mockDepth.SetData(depthMD);
		CHECK_RC(nRetVal, "Set mock node new data");

		/* We need to call recorder.Record explicitly because we're not using WaitAndUpdateAll(). */
		nRetVal = recorder.Record();
		CHECK_RC(nRetVal, "Record");

		printf("Recorded: frame %u out of %u\r", depthMD.FrameID(), nNumFrames);
	}

	printf("\n");

	return 0;
}
int main(int argc, char* argv[])
{
    XnStatus nRetVal = XN_STATUS_OK;
    nRetVal = xnLogInitFromXmlFile(SAMPLE_XML_PATH);
    if (nRetVal != XN_STATUS_OK)
    {
        printf("Log couldn't be opened: %s. Running without log", xnGetStatusString(nRetVal));
    }
    if (argc < 3)
    {
        printf("usage: %s <inputFile> <outputFile>\n", argv[0]);
        return -1;
    }
    const char* strInputFile = argv[1];
    const char* strOutputFile = argv[2];
    Context context;
    nRetVal = context.Init();
    CHECK_RC(nRetVal, "Init");
    // open input file
    Player player;
    nRetVal = context.OpenFileRecording("/media/6B58CB581C0AACF6/7.oni", player);
    CHECK_RC(nRetVal, "Open input file");
    // Get depth node from recording
    DepthGenerator depth;
    nRetVal = context.FindExistingNode(XN_NODE_TYPE_DEPTH, depth);
    CHECK_RC(nRetVal, "Find depth generator");
    // Create mock node based on depth node from recording
    MockDepthGenerator mockDepth;
    nRetVal = mockDepth.CreateBasedOn(depth);
    CHECK_RC(nRetVal, "Create mock depth node");


    ImageGenerator image;
    nRetVal = context.FindExistingNode(XN_NODE_TYPE_IMAGE, image);
    CHECK_RC(nRetVal, "Find depth generator");
    // Create mock node based on depth node from recording
    MockImageGenerator mockImage;
    nRetVal = mockImage.CreateBasedOn(image);
    CHECK_RC(nRetVal, "Create mock depth node");
    // create recorder
    Recorder recorder;
    nRetVal = recorder.Create(context);
    CHECK_RC(nRetVal, "Create recorder");
    nRetVal = recorder.SetDestination(XN_RECORD_MEDIUM_FILE, "/home/shaghayegh/up.oni");
    CHECK_RC(nRetVal, "Set recorder destination file");
    // add depth node to recorder
    nRetVal = recorder.AddNodeToRecording(mockDepth);
    CHECK_RC(nRetVal, "Add node to recording");
    // nRetVal = recorder.AddNodeToRecording(mockImage);
    // CHECK_RC(nRetVal, "Add node to recording");

    nRetVal = player.SetRepeat(FALSE);
    XN_IS_STATUS_OK(nRetVal);
    XnUInt32 nNumFrames = 0;
    nRetVal = player.GetNumFrames(depth.GetName(), nNumFrames);
    CHECK_RC(nRetVal, "Get player number of frames");
    DepthMetaData depthMD;
    ImageMetaData imageMD;
    int frameNum = 0;
    String path = "/media/6B58CB581C0AACF6/ebook/Articles/activity_recognition/data1/0512164529/";
    while ((nRetVal = depth.WaitAndUpdateData()) != XN_STATUS_EOF)
    {
        ++frameNum;
        CHECK_RC(nRetVal, "Read next frame");
        // Get depth meta data
        depth.GetMetaData(depthMD);
        image.GetMetaData(imageMD);

        //-----------------------------------------------//
        // Transform depth! This is the interesting part //
        //-----------------------------------------------//
        /* Enable the depth data to be modified. This is done implicitly by depthMD.WritableDepthMap(),
but we're calling it just to be clear. */
        nRetVal = depthMD.MakeDataWritable();
        CHECK_RC(nRetVal, "Make depth data writable");

        // nRetVal = imageMD.MakeDataWritable();
        // CHECK_RC(nRetVal, "Make depth data writable");

        String ficheroActualRGB;
        // ficheroActualRGB = path  +"RGB_" + boost::to_string(frameNum) + ".png";
        String ficheroActualDepth = path +"Depth_"+ boost::to_string(frameNum) + ".png";

        // Mat matFrameImage = imread(ficheroActualRGB, 1);
        // resize(matFrameImage, matFrameImage, Size(640, 480), 0, 0, INTER_CUBIC);
        Mat matFrameDepth = imread(ficheroActualDepth,1);
        resize(matFrameDepth, matFrameDepth, Size(480, 640), 0, 0, INTER_CUBIC);

        transformDepthMD(matFrameDepth,depthMD);
        // transformImageMD(matFrameImage,imageMD);
//         Pass the transformed data to the mock depth generator
        nRetVal = mockDepth.SetData(depthMD);
        CHECK_RC(nRetVal, "Set mock node new data");

        // nRetVal = mockImage.SetData(imageMD);
        // CHECK_RC(nRetVal, "Set mock node new data");

        /* We need to call recorder.Record explicitly because we're not using WaitAndUpdateAll(). */
        nRetVal = recorder.Record();
        CHECK_RC(nRetVal, "Record");
        printf("Recorded: frame %u out of %u\r", depthMD.FrameID(), nNumFrames);
    }
    printf("\n");
    return 0;
}