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C++ xn::SceneMetaData类代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了C++中xn::SceneMetaData类的典型用法代码示例。如果您正苦于以下问题：C++ SceneMetaData类的具体用法？C++ SceneMetaData怎么用？C++ SceneMetaData使用的例子？那么恭喜您, 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SceneMetaData类的14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，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: getUserLabelImage

void getUserLabelImage(xn::SceneMetaData& sceneMD, cv::Mat& label_image)
{
	int rows = sceneMD.GetUnderlying()->pMap->Res.Y;
	int cols = sceneMD.GetUnderlying()->pMap->Res.X;
	
	// Data is 16-bit user labels
	cv::Mat tempmat(rows, cols, CV_16U);
	tempmat.data = (uchar*) sceneMD.GetUnderlying()->pData;
	
	// Convert to 8-bit (we never have more than 8-10 users anyway)
	tempmat.convertTo(label_image, CV_8U);
}
开发者ID:Aharobot，项目名称:bk-ros，代码行数:12，代码来源:main.cpp


示例2: SegmentUser

void SegmentUser(XnUserID user, cv::Mat *input, const xn::SceneMetaData& smd)
{
    const XnLabel* pLabels = smd.Data();

    for(int y = 0; y < input->rows; y++) {
        unsigned char *row = input->ptr<unsigned char>(y);
        for (int x = 0; x < input->cols; x++) {
            XnLabel label = *pLabels++;
            if (label != user) {
                *row++ = 0;
                *row++ = 0;
                *row++ = 0;
            } else {
                row+=3;
            }
        }
    }
}
开发者ID:nrpatel，项目名称:Minecraft-Maker-Ant-Farm，代码行数:18，代码来源:MinecraftGenerator.cpp


示例3: DrawDepthMap

void DrawDepthMap(const xn::DepthMetaData& dmd, const xn::SceneMetaData& smd)
{
	static bool bInitialized = false;
	static GLuint depthTexID;
	static unsigned char* pDepthTexBuf;
	static int texWidth, texHeight;

	float topLeftX;
	float topLeftY;
	float bottomRightY;
	float bottomRightX;
	float texXpos;
	float texYpos;

	if(!bInitialized)
	{
		texWidth =  getClosestPowerOfTwo(dmd.XRes());
		texHeight = getClosestPowerOfTwo(dmd.YRes());

//		printf("Initializing depth texture: width = %d, height = %d\n", texWidth, texHeight);
		depthTexID = initTexture((void**)&pDepthTexBuf,texWidth, texHeight) ;

//		printf("Initialized depth texture: width = %d, height = %d\n", texWidth, texHeight);
		bInitialized = true;

		topLeftX = dmd.XRes();
		topLeftY = 0;
		bottomRightY = dmd.YRes();
		bottomRightX = 0;
		texXpos =(float)dmd.XRes()/texWidth;
		texYpos  =(float)dmd.YRes()/texHeight;

		memset(texcoords, 0, 8*sizeof(float));
		texcoords[0] = texXpos, texcoords[1] = texYpos, texcoords[2] = texXpos, texcoords[7] = texYpos;
	}

	unsigned int nValue = 0;
	unsigned int nHistValue = 0;
	unsigned int nIndex = 0;
	unsigned int nX = 0;
	unsigned int nY = 0;
	unsigned int nNumberOfPoints = 0;
	XnUInt16 g_nXRes = dmd.XRes();
	XnUInt16 g_nYRes = dmd.YRes();

	unsigned char* pDestImage = pDepthTexBuf;

	const XnDepthPixel* pDepth = dmd.Data();
	const XnLabel* pLabels = smd.Data();

	// Calculate the accumulative histogram
	memset(g_pDepthHist, 0, MAX_DEPTH*sizeof(float));
	for (nY=0; nY<g_nYRes; nY++)
	{
		for (nX=0; nX<g_nXRes; nX++)
		{
			nValue = *pDepth;

			if (nValue != 0)
			{
				g_pDepthHist[nValue]++;
				nNumberOfPoints++;
			}

			pDepth++;
		}
	}

	for (nIndex=1; nIndex<MAX_DEPTH; nIndex++)
	{
		g_pDepthHist[nIndex] += g_pDepthHist[nIndex-1];
	}
	if (nNumberOfPoints)
	{
		for (nIndex=1; nIndex<MAX_DEPTH; nIndex++)
		{
			g_pDepthHist[nIndex] = (unsigned int)(256 * (1.0f - (g_pDepthHist[nIndex] / nNumberOfPoints)));
		}
	}

	pDepth = dmd.Data();
	if (g_bDrawPixels)
	{
		XnUInt32 nIndex = 0;
		// Prepare the texture map
		for (nY=0; nY<g_nYRes; nY++)
		{
			for (nX=0; nX < g_nXRes; nX++, nIndex++)
			{

				pDestImage[0] = 0;
				pDestImage[1] = 0;
				pDestImage[2] = 0;
				if (g_bDrawBackground || *pLabels != 0)
				{
					nValue = *pDepth;
					XnLabel label = *pLabels;
					XnUInt32 nColorID = label % nColors;
					if (label == 0)
					{
//.........这里部分代码省略.........
开发者ID:sebkpp，项目名称:TUIFramework，代码行数:101，代码来源:SceneDrawer.cpp


示例4: DrawDepthMap

void DrawDepthMap(const xn::DepthMetaData& dmd, const xn::SceneMetaData& smd, XnUserID player)
{
	static bool bInitialized = false;	
	static GLuint depthTexID;
	static unsigned char* pDepthTexBuf;
	static int texWidth, texHeight;

	 float topLeftX;
	 float topLeftY;
	 float bottomRightY;
	 float bottomRightX;
	float texXpos;
	float texYpos;

	if(!bInitialized)
	{

		texWidth =  getClosestPowerOfTwo(dmd.XRes());
		texHeight = getClosestPowerOfTwo(dmd.YRes());

//		printf("Initializing depth texture: width = %d, height = %d\n", texWidth, texHeight);
		depthTexID = initTexture((void**)&pDepthTexBuf,texWidth, texHeight) ;

//		printf("Initialized depth texture: width = %d, height = %d\n", texWidth, texHeight);
		bInitialized = true;

		topLeftX = dmd.XRes();
		topLeftY = 0;
		bottomRightY = dmd.YRes();
		bottomRightX = 0;
		texXpos =(float)dmd.XRes()/texWidth;
		texYpos  =(float)dmd.YRes()/texHeight;

		memset(texcoords, 0, 8*sizeof(float));
		texcoords[0] = texXpos, texcoords[1] = texYpos, texcoords[2] = texXpos, texcoords[7] = texYpos;

	}
	unsigned int nValue = 0;
	unsigned int nHistValue = 0;
	unsigned int nIndex = 0;
	unsigned int nX = 0;
	unsigned int nY = 0;
	unsigned int nNumberOfPoints = 0;
	XnUInt16 g_nXRes = dmd.XRes();
	XnUInt16 g_nYRes = dmd.YRes();

	unsigned char* pDestImage = pDepthTexBuf;

	const XnDepthPixel* pDepth = dmd.Data();
	const XnLabel* pLabels = smd.Data();

	// Calculate the accumulative histogram
	memset(g_pDepthHist, 0, MAX_DEPTH*sizeof(float));
	for (nY=0; nY<g_nYRes; nY++)
	{
		for (nX=0; nX<g_nXRes; nX++)
		{
			nValue = *pDepth;

			if (nValue != 0)
			{
				g_pDepthHist[nValue]++;
				nNumberOfPoints++;
			}

			pDepth++;
		}
	}

	for (nIndex=1; nIndex<MAX_DEPTH; nIndex++)
	{
		g_pDepthHist[nIndex] += g_pDepthHist[nIndex-1];
	}
	if (nNumberOfPoints)
	{
		for (nIndex=1; nIndex<MAX_DEPTH; nIndex++)
		{
			g_pDepthHist[nIndex] = (unsigned int)(256 * (1.0f - (g_pDepthHist[nIndex] / nNumberOfPoints)));
		}
	}

	pDepth = dmd.Data();
	{
		XnUInt32 nIndex = 0;
		// Prepare the texture map
		for (nY=0; nY<g_nYRes; nY++)
		{
			for (nX=0; nX < g_nXRes; nX++, nIndex++)
			{
				nValue = *pDepth;
				XnLabel label = *pLabels;
				XnUInt32 nColorID = label % nColors;
				if (label == 0)
				{
					nColorID = nColors;
				}

				if (nValue != 0)
				{
					nHistValue = g_pDepthHist[nValue];
//.........这里部分代码省略.........
开发者ID:imclab，项目名称:Bingsu，代码行数:101，代码来源:SceneDrawer.cpp


示例5: updateScene

void SceneDrawer::updateScene(const xn::DepthMetaData &dmd,
			      const xn::SceneMetaData &smd)
{
  if (!initialized)
    init(dmd.XRes(), dmd.YRes(), dmd.ZRes());

  unsigned int val = 0, numOfPoints = 0;
  unsigned int xRes = dmd.XRes(), yRes = dmd.YRes();
  unsigned char* pDestImage = pDepthTexBuf;
  const XnDepthPixel* pDepth = dmd.Data();
  const XnLabel* pLabels = smd.Data();

  // calculate the accumulative depth histogram
  memset(pDepthHist, 0, zRes*sizeof(float));

  int numOfIterations = xRes * yRes;

  for (int i = 0; i < numOfIterations; ++i, ++pDepth){
    val = *pDepth;

    if (val != 0){
      pDepthHist[val]++;
      numOfPoints++;
    }
  }

  for (int i = 1; i < zRes; ++i)
    pDepthHist[i] += pDepthHist[i-1];

  if (numOfPoints > 0){
    for (int i = 0; i < zRes; ++i)
      pDepthHist[i] = floor(256.0f*(1.0f-pDepthHist[i]/(float)numOfPoints));
  }

  // turn depth map to a colored texture image
  pDepth = dmd.Data();

  XnUInt32 ci;
  XnLabel label;
  unsigned int histVal;

  for (int i = 0; i < numOfIterations;
       ++i, ++pDepth, ++pLabels, pDestImage += 3){
    val = *pDepth;
    label = *pLabels;

    if (label != 0)
      ci = label % nColors;
    else
      ci = nColors;

    if (val != 0){
      histVal = pDepthHist[val];

      pDestImage[0] = histVal * colors[ci][0];
      pDestImage[1] = histVal * colors[ci][1];
      pDestImage[2] = histVal * colors[ci][2];
    }
    else
      pDestImage[0] = pDestImage[1] = pDestImage[2] = 0;
  }

  glBindTexture(GL_TEXTURE_2D, depthTexID);
  glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, texWidth, texHeight, 0, GL_RGB,
	       GL_UNSIGNED_BYTE, pDepthTexBuf);
}
开发者ID:Rajesh-Ru，项目名称:act-rec-proj-2013，代码行数:66，代码来源:SceneDrawer.cpp


示例6: DrawDepthMap

void DrawDepthMap(const xn::DepthMetaData& dmd, const xn::SceneMetaData& smd, ros::Publisher pub_body, edwin::SceneAnalysis scene, edwin::People person)
{



	static bool bInitialized = false;
	static GLuint depthTexID;
	static unsigned char* pDepthTexBuf;
	static int texWidth, texHeight;

	 float topLeftX;
	 float topLeftY;
	 float bottomRightY;
	 float bottomRightX;
	float texXpos;
	float texYpos;

	if(!bInitialized)
	{

		texWidth =  getClosestPowerOfTwo(dmd.XRes());
		texHeight = getClosestPowerOfTwo(dmd.YRes());

//		printf("Initializing depth texture: width = %d, height = %d\n", texWidth, texHeight);
		depthTexID = initTexture((void**)&pDepthTexBuf,texWidth, texHeight) ;

//		printf("Initialized depth texture: width = %d, height = %d\n", texWidth, texHeight);
		bInitialized = true;

		topLeftX = dmd.XRes();
		topLeftY = 0;
		bottomRightY = dmd.YRes();
		bottomRightX = 0;
		texXpos =(float)dmd.XRes()/texWidth;
		texYpos  =(float)dmd.YRes()/texHeight;

		memset(texcoords, 0, 8*sizeof(float));
		texcoords[0] = texXpos, texcoords[1] = texYpos, texcoords[2] = texXpos, texcoords[7] = texYpos;

	}
	unsigned int nValue = 0;
	unsigned int nHistValue = 0;
	unsigned int nIndex = 0;
	unsigned int nX = 0;
	unsigned int nY = 0;
	unsigned int nNumberOfPoints = 0;
	XnUInt16 g_nXRes = dmd.XRes();
	XnUInt16 g_nYRes = dmd.YRes();

	unsigned char* pDestImage = pDepthTexBuf;

	const XnDepthPixel* pDepth = dmd.Data();
	const XnLabel* pLabels = smd.Data();

	// Calculate the accumulative histogram
	memset(g_pDepthHist, 0, MAX_DEPTH*sizeof(float));
	for (nY=0; nY<g_nYRes; nY++)
	{
		for (nX=0; nX<g_nXRes; nX++)
		{
			nValue = *pDepth;

			if (nValue != 0)
			{
				g_pDepthHist[nValue]++;
				nNumberOfPoints++;
			}

			pDepth++;
		}
	}

	for (nIndex=1; nIndex<MAX_DEPTH; nIndex++)
	{
		g_pDepthHist[nIndex] += g_pDepthHist[nIndex-1];
	}
	if (nNumberOfPoints)
	{
		for (nIndex=1; nIndex<MAX_DEPTH; nIndex++)
		{
			g_pDepthHist[nIndex] = (unsigned int)(256 * (1.0f - (g_pDepthHist[nIndex] / nNumberOfPoints)));
		}
	}

	XnPoint3D coms[20];
	XnUInt32 labels[20] = {0};
	for (int i = 0; i < 20; ++i)
	{
		coms[i] = xnCreatePoint3D(0,0,0);
	}

	pDepth = dmd.Data();
	{
		XnUInt32 nIndex = 0;
		// Prepare the texture map
		for (nY=0; nY<g_nYRes; nY++)
		{
			for (nX=0; nX < g_nXRes; nX++, nIndex++)
			{
				nValue = *pDepth;
//.........这里部分代码省略.........
开发者ID:olinrobotics，项目名称:edwin，代码行数:101，代码来源:SceneDrawer.cpp


示例7: PublishPeopleImage

void PublishPeopleImage(const xn::DepthMetaData& dmd, const xn::SceneMetaData& smd, image_transport::Publisher& pub)
{
	const XnDepthPixel* pDepth = dmd.Data();
	const XnLabel* pLabels = smd.Data();
	unsigned int nValue = 0;
	XnUInt16 g_nXRes = dmd.XRes();
	XnUInt16 g_nYRes = dmd.YRes();
	cv::Mat peopleSegmentation(g_nYRes, g_nXRes, CV_8UC3);

	// Prepare the texture map
	for (unsigned int nY=0; nY<g_nYRes; nY++)
	{
		uchar* pDestImage = peopleSegmentation.ptr(nY);
		for (unsigned int nX=0; nX < g_nXRes; nX++)
		{

			pDestImage[0] = 0;
			pDestImage[1] = 0;
			pDestImage[2] = 0;
			if (*pLabels != 0)
			{
				nValue = *pDepth;
				XnLabel label = *pLabels;
				XnUInt32 nColorID = label % nColors;

				if (nValue != 0)
				{
					pDestImage[0] = 255 * Colors[nColorID][0]; 
					pDestImage[1] = 255 * Colors[nColorID][1];
					pDestImage[2] = 255 * Colors[nColorID][2];
				}
			}

			pDepth++;
			pLabels++;
			pDestImage+=3;
		}
	}
	
	// todo: stop and start with respect to odometry: segmentation works best if robot is standing still
	
	// publish
	try
	{
		IplImage img = (IplImage)peopleSegmentation;
		sensor_msgs::ImagePtr msg = (sensor_msgs::CvBridge::cvToImgMsg(&img, "bgr8"));
		msg->header.stamp = ros::Time::now();
		pub.publish(msg);
	}
	catch (sensor_msgs::CvBridgeException error)
	{
		ROS_ERROR("[openni_tracker] Could not convert IplImage to ROS message");
	}
	
// 	cv_bridge::CvImage bridgeImage;		did not work
// 	bridgeImage.image = peopleSegmentation.clone();
// 	sensor_msgs::ImagePtr msg = bridgeImage.toImageMsg();
// 	pub.publish(msg);


	// display for checking the output
// 	cv::namedWindow("Test");
// 	imshow("Test", peopleSegmentation);
// 	uchar key = cv::waitKey(10);
// 	if (key == 'r')
// 	{
// 	  g_UserGenerator.StopGenerating();
// 	  std::cout << "stop\n";
// 	}
// 	if (key == 'c')
// 	{
// 	  g_UserGenerator.StartGenerating();
// 	  std::cout << "start\n";
// 	}
}
开发者ID:Yanzqing，项目名称:cob_people_perception，代码行数:75，代码来源:SceneDrawer.cpp


示例8: DrawDepthMap

void DrawDepthMap(const xn::DepthMetaData& dmd, const xn::SceneMetaData& smd)
{
	static bool bInitialized = false;	
	static GLuint depthTexID;
	static unsigned char* pDepthTexBuf;
	static int texWidth, texHeight;

	float topLeftX;
	float topLeftY;
	float bottomRightY;
	float bottomRightX;
	float texXpos;
	float texYpos;

	/*
	if not initialized
	set parameters and reserve memory space
	*/
	if(!bInitialized)
	{
		texWidth =  getClosestPowerOfTwo(dmd.XRes());
		texHeight = getClosestPowerOfTwo(dmd.YRes());

//		printf("Initializing depth texture: width = %d, height = %d\n", texWidth, texHeight);
		depthTexID = initTexture((void**)&pDepthTexBuf,texWidth, texHeight) ;

//		printf("Initialized depth texture: width = %d, height = %d\n", texWidth, texHeight);
		bInitialized = true;

		topLeftX = dmd.XRes();
		topLeftY = 0;
		bottomRightY = dmd.YRes();
		bottomRightX = 0;
		texXpos =(float)dmd.XRes()/texWidth;
		texYpos  =(float)dmd.YRes()/texHeight;

		memset(texcoords, 0, 8*sizeof(float));
		texcoords[0] = texXpos, texcoords[1] = texYpos, texcoords[2] = texXpos, texcoords[7] = texYpos;
	}

	unsigned int nValue = 0;
	unsigned int nHistValue = 0;
	unsigned int nIndex = 0;
	unsigned int nX = 0;
	unsigned int nY = 0;
	unsigned int nNumberOfPoints = 0;
	XnUInt16 g_nXRes = dmd.XRes();
	XnUInt16 g_nYRes = dmd.YRes();

	unsigned char* pDestImage = pDepthTexBuf;

	const XnDepthPixel* pDepth = dmd.Data();
	const XnLabel* pLabels = smd.Data();

	// get the depth resolution
	static unsigned int nZRes = dmd.ZRes();
	static float* pDepthHist = (float*)malloc(nZRes* sizeof(float));

	// Calculate the accumulative histogram
	memset(pDepthHist, 0, nZRes*sizeof(float));

	// count the number of pixels of every possible depth value
	for (nY=0; nY<g_nYRes; nY++)
	{
		for (nX=0; nX<g_nXRes; nX++)
		{
			nValue = *pDepth;

			if (nValue != 0)
			{
				pDepthHist[nValue]++;
				nNumberOfPoints++;
			}

			pDepth++;
		}
	}

	for (nIndex=1; nIndex<nZRes; nIndex++)
	{
		pDepthHist[nIndex] += pDepthHist[nIndex-1];
	}

	// calculate percentage for every depth value
	// the larger the value is, the darker the pixel should be 
	if (nNumberOfPoints)
	{
		for (nIndex=1; nIndex<nZRes; nIndex++)
		{
			pDepthHist[nIndex] = (unsigned int)(256 * (1.0f - (pDepthHist[nIndex] / nNumberOfPoints)));
		}
	}

	pDepth = dmd.Data();
	if (g_bDrawPixels)
	{
		XnUInt32 nIndex = 0;
		// Prepare the texture map
		for (nY=0; nY<g_nYRes; nY++)
		{
//.........这里部分代码省略.........
开发者ID:scottmeng，项目名称:VOBE_user_state_detection，代码行数:101，代码来源:SceneDrawer.cpp


示例9: DrawDepthMap

void DrawDepthMap(const xn::DepthMetaData& dmd, const xn::SceneMetaData& smd, XnUserID player, xn::ImageMetaData& imd)
{
	texWidth = 640;
	texHeight = 480;


	LEFT = 0; RIGHT = 640;
	TOP = 0; BOTTOM = 480;

	nValue = 0;
	nIndex = 0;
	nX = 0; nY = 0;
	nNumberOfPoints = 0;
	g_nXRes = dmd.XRes();
	g_nYRes = dmd.YRes();

	pDestImage = pDepthTexBuf;

	pDepth = dmd.Data();
	pixel = imd.RGB24Data();
	pLabels = smd.Data();

	// Calculate the accumulative histogram
	memset(g_pDepthHist, 0, MAX_DEPTH*sizeof(float));
	for (nY=0; nY<g_nYRes; nY++)
	{
		for (nX=0; nX<g_nXRes; nX++)
		{
			nValue = *pDepth;

			if (nValue != 0)
			{
				g_pDepthHist[nValue]++;
				nNumberOfPoints++;
			}

			pDepth++;
		}
	}

	for (nIndex=1; nIndex<MAX_DEPTH; nIndex++)
	{
		g_pDepthHist[nIndex] += g_pDepthHist[nIndex-1];
	}
	if (nNumberOfPoints)
	{
		for (nIndex=1; nIndex<MAX_DEPTH; nIndex++)
		{
			g_pDepthHist[nIndex] = (unsigned int)(256 * (1.0f - (g_pDepthHist[nIndex] / nNumberOfPoints)));
		}
	}
//	printf("Debug: %i\n",focus);
	pDepth = (short unsigned int*)dmd.Data();
	///{
		// Prepare the texture map
		for (nY=0; nY<g_nYRes; nY++)
		{
			for (nX=0; nX < g_nXRes; nX++)
			{

				nValue = *pDepth;
				if(nX == (int)centerScreen[0] && nY == (int)centerScreen[1]){
					if (calibrationMode){
						depthVal = nValue;
//						printf("depthVal: %i\n",depthVal);
					}
				}
					//printf("Depth: %i \n",nValue);
				label = *pLabels;
//				XnUInt32 nColorID = label % nColors;
				if (label != focus)
				{
					if(calibrationMode){
						pDestImage[0] = pixel->nRed;
						pDestImage[1] = pixel->nGreen;
						pDestImage[2] = pixel->nBlue;
						pDestImage[3] = 255;
					} else {
						pDestImage[0] = 0;
						pDestImage[1] = 0;
						pDestImage[2] = 0;
						pDestImage[3] = 0;
					}
				} else {
					pDestImage[0] = pixel->nRed;
					pDestImage[1] = pixel->nGreen;
					pDestImage[2] = pixel->nBlue;
					pDestImage[3] = 255;

					//find max/min values for width and height boundaries
					if (nX > (unsigned int)LEFT) {
						LEFT = nX;
					}

					if (nX < (unsigned int)RIGHT) {
						RIGHT = nX;
					}

					if (nY > (unsigned int)TOP) {
						TOP = nY;
//.........这里部分代码省略.........
开发者ID:cessien，项目名称:PraserPowerpoint，代码行数:101，代码来源:SceneDrawer.cpp


示例10: DumpDepthMap

void DepthMapLogger::DumpDepthMap(const xn::DepthMetaData& dmd, const xn::SceneMetaData& smd)
{
	static char name_str[20], comment_str[255];

	// Don't do anything if the h5 file is not open
	if(!p_h5_file_ || !p_frames_group_) { return; }

	// References to various bits of the HDF5 output
	H5File &file(*p_h5_file_);
	Group &frames_group(*p_frames_group_);

	// This frame's index is the number of frames we've previously saved
	hsize_t this_frame_idx = frames_group.getNumObjs();

	// Create this frame's group
	snprintf(name_str, 20, "frame_%06lld", this_frame_idx);
	snprintf(comment_str, 255, "Data for frame %lld", this_frame_idx);
	Group this_frame_group(frames_group.createGroup(name_str));
	this_frame_group.setComment(".", comment_str);

	// Create attributes for this group
	Attribute idx_attr = this_frame_group.createAttribute("idx", PredType::NATIVE_HSIZE, DataSpace());
	idx_attr.write(PredType::NATIVE_HSIZE, &this_frame_idx);

	// Create this frame's datasets
	DSetCreatPropList creat_props;
	uint16_t fill_value(0);
	creat_props.setFillValue(PredType::NATIVE_UINT16, &fill_value);

	hsize_t rows(static_cast<hsize_t>(dmd.YRes())), cols(static_cast<hsize_t>(dmd.XRes()));
	hsize_t creation_dims[2] = { rows, cols };
	hsize_t max_dims[2] = { rows, cols };
	DataSpace mem_space(2, creation_dims, max_dims);

	DataSet depth_ds(this_frame_group.createDataSet(
		"depth", PredType::NATIVE_UINT16, mem_space, creat_props));
	DataSet label_ds(this_frame_group.createDataSet(
		"label", PredType::NATIVE_UINT16, mem_space, creat_props));

	// Get depth and label buffers
	const uint16_t *p_depths = dmd.Data();
	const uint16_t *p_labels = smd.Data();

	// Write depth data
	depth_ds.write(p_depths, PredType::NATIVE_UINT16);

	// Write label data
	label_ds.write(p_labels, PredType::NATIVE_UINT16);

	// Convert non-zero depth values into 3D point positions
	XnPoint3D *pts = new XnPoint3D[rows*cols];
	uint16_t *pt_labels = new uint16_t[rows*cols];
	size_t n_pts(0);
	for(size_t depth_idx(0); depth_idx < rows*cols; ++depth_idx) {
		// Skip zero depth values
		if(p_depths[depth_idx] == 0) {
			continue;
		}

		// Store projective-values
		pts[n_pts].X = depth_idx % cols;
		pts[n_pts].Y = depth_idx / cols;
		pts[n_pts].Z = p_depths[depth_idx];
		pt_labels[n_pts] = p_labels[depth_idx];
		++n_pts;
	}
	g_DepthGenerator.ConvertProjectiveToRealWorld(n_pts, pts, pts);

	if (n_pts > 0)
	{
		// Create points dataset
		hsize_t pts_creation_dims[2] = { n_pts, 3 };
		hsize_t pts_max_dims[2] = { n_pts, 3 };
		DataSpace pts_mem_space(2, pts_creation_dims, pts_max_dims);
		DataSet pts_ds(this_frame_group.createDataSet(
			"points", PredType::NATIVE_FLOAT, pts_mem_space, creat_props));
		hsize_t pt_labels_creation_dims[1] = { n_pts };
		hsize_t pt_labels_max_dims[1] = { n_pts };
		DataSpace pt_labels_mem_space(1, pt_labels_creation_dims, pt_labels_max_dims);
		DataSet pt_labels_ds(this_frame_group.createDataSet(
			"point_labels", PredType::NATIVE_UINT16, pt_labels_mem_space, creat_props));

		// Write points data
		pts_ds.write(pts, PredType::NATIVE_FLOAT);
		pt_labels_ds.write(pt_labels, PredType::NATIVE_UINT16);
	}

	// Create groups to store detected users
	Group users_group(this_frame_group.createGroup("users"));

	// Dump each user in turn
	char strLabel[50] = "";
	XnUserID aUsers[15];
	XnUInt16 nUsers = 15;
	g_UserGenerator.GetUsers(aUsers, nUsers);
	for (int i = 0; i < nUsers; ++i)
	{
		// Create a group for this user
		snprintf(name_str, 20, "user_%02d", aUsers[i]);
		Group this_user_group(users_group.createGroup(name_str));
//.........这里部分代码省略.........
开发者ID:rjw57，项目名称:openni-skeleton-export，代码行数:101，代码来源:io.cpp


示例11: depthMapCreating

void SceneDrawer::depthMapCreating(unsigned char *pDestImage, const xn::DepthMetaData &dmd, const xn::SceneMetaData &smd)
{
	unsigned int nNumberOfPoints = 0;
	XnUInt16 g_nXRes = dmd.XRes();
	XnUInt16 g_nYRes = dmd.YRes();
	const XnDepthPixel* pDepth = dmd.Data();
	const XnLabel* pLabels = smd.Data();
	unsigned int nValue = 0;
	static unsigned int nZRes = dmd.ZRes();
	static float* pDepthHist = (float*)malloc(nZRes* sizeof(float));

	// Calculate the accumulative histogram
	memset(pDepthHist, 0, nZRes*sizeof(float));
	for (int nY=0; nY<g_nYRes; nY++)
		for (int nX=0; nX<g_nXRes; nX++)
		{
			nValue = *pDepth;
			if (nValue != 0)
			{
				pDepthHist[nValue]++;
				nNumberOfPoints++;
			}
			pDepth++;
		}

	for (int i=1; i<nZRes; i++)
		pDepthHist[i] += pDepthHist[i-1];
	if (nNumberOfPoints)
		for (int i=1; i<nZRes; i++)
			pDepthHist[i] = (unsigned int)(256 * (1.0f - (pDepthHist[i] / nNumberOfPoints)));

	pDepth = dmd.Data();
	// Prepare the texture map
	for (int nY=0; nY<g_nYRes; nY++)
	{
		for (int nX=0; nX < g_nXRes; nX++)
		{
			pDestImage[0] = 0;
			pDestImage[1] = 0;
			pDestImage[2] = 0;
			if (drawBackground || *pLabels != 0)
			{
				nValue = *pDepth;
				XnLabel label = *pLabels;
				XnUInt32 nColorID = label % nColors;
				if (label == 0)
					nColorID = nColors;

				if (nValue != 0)
				{
					pDestImage[0] = pDepthHist[nValue] * Colors[nColorID][0];
					pDestImage[1] = pDepthHist[nValue] * Colors[nColorID][1];
					pDestImage[2] = pDepthHist[nValue] * Colors[nColorID][2];
				}
			}
			pDepth++;
			pLabels++;
			pDestImage+=3;
		}
		pDestImage += (Width - g_nXRes) *3;
	}
}
开发者ID:u1234x1234，项目名称:HandGestureRecognition，代码行数:62，代码来源:SceneDrawer.cpp


示例12: DrawDepthMapWithUsers

void SimKinect::DrawDepthMapWithUsers(const xn::DepthMetaData& dmd, const xn::SceneMetaData& smd)
{
	static bool bInitialized = false;	
	//image used in opencv;
  
  static unsigned char* pDepthTexBuf;
	static int texWidth, texHeight;

	float topLeftX;
	float topLeftY;
	float bottomRightY;
	float bottomRightX;
	float texXpos;
	float texYpos;

	if(!bInitialized)
	{
		texWidth =  getClosestPowerOfTwo(dmd.XRes());
		texHeight = getClosestPowerOfTwo(dmd.YRes());
    pDepthTexBuf = (unsigned char*)malloc(dmd.XRes()*dmd.YRes()*3*sizeof(unsigned char));
//		printf("Initializing depth texture: width = %d, height = %d\n", texWidth, texHeight);
		bInitialized = true;

		topLeftX = dmd.XRes();
		topLeftY = 0;
		bottomRightY = dmd.YRes();
		bottomRightX = 0;
		texXpos =(float)dmd.XRes()/texWidth;
		texYpos  =(float)dmd.YRes()/texHeight;
	}
  
	unsigned int nValue = 0;
  unsigned int nHistValue = 0;
	unsigned int nIndex = 0;
	unsigned int nX = 0;
	unsigned int nY = 0;
	unsigned int nNumberOfPoints = 0;
	XnUInt16 nXRes = dmd.XRes();
	XnUInt16 nYRes = dmd.YRes();

	unsigned char* pDestImage = pDepthTexBuf;

	const XnDepthPixel* pDepth = dmd.Data();
	const XnLabel* pLabels = smd.Data();
  int* p_depth_map = depth_map;
  //Calculate the accumulative histogram
	memset(pDepthHist, 0, MAX_DEPTH*sizeof(float));
	for (nY=0; nY<nYRes; nY++)
	{
		for (nX=0; nX<nXRes; nX++)
		{
			nValue = *pDepth;
      *p_depth_map++ = nValue;
			if (nValue != 0)
			{
				pDepthHist[nValue]++;
				nNumberOfPoints++;
			}

			pDepth++;
		}
	}
  
	for (nIndex=1; nIndex<MAX_DEPTH; nIndex++)
	{
		pDepthHist[nIndex] += pDepthHist[nIndex-1];
	}
	if (nNumberOfPoints)
	{
		for (nIndex=1; nIndex<MAX_DEPTH; nIndex++)
		{
			pDepthHist[nIndex] = (unsigned int)(256 * (1.0f - (pDepthHist[nIndex] / nNumberOfPoints)));
		}
	}
  pDepth = dmd.Data();
  
	if (bDrawPixels)
	{
		
		// Prepare the texture map
		for (nY=0; nY<nYRes; nY++)
		{
			for (nX=0; nX < nXRes; nX++)
			{

				pDestImage[0] = 0;
				pDestImage[1] = 0;
				pDestImage[2] = 0;
				if (bDrawBackground || *pLabels != 0)
				{
					nValue = *pDepth;
					XnLabel label = *pLabels;
					XnUInt32 nColorID = label % nColors;
					if (label == 0)
					{
						nColorID = nColors;
					}

					if (nValue != 0)
					{
//.........这里部分代码省略.........
开发者ID:j0x7c4，项目名称:sim_kinect，代码行数:101，代码来源:SimpleKinectReader.cpp


示例13: DrawDepthMap

void DrawDepthMap(const xn::DepthMetaData& dmd, const xn::SceneMetaData& smd)
{
    static bool bInitialized = false;
    static GLuint depthTexID;
    static unsigned char* pDepthTexBuf;
    static int texWidth, texHeight;

    float topLeftX;
    float topLeftY;
    float bottomRightY;
    float bottomRightX;
    float texXpos;
    float texYpos;

    if(!bInitialized)
    {

        texWidth =  getClosestPowerOfTwo(dmd.XRes());
        texHeight = getClosestPowerOfTwo(dmd.YRes());

//		printf("Initializing depth texture: width = %d, height = %d\n", texWidth, texHeight);
        depthTexID = initTexture((void**)&pDepthTexBuf,texWidth, texHeight) ;

//		printf("Initialized depth texture: width = %d, height = %d\n", texWidth, texHeight);
        bInitialized = true;

        topLeftX = dmd.XRes();
        topLeftY = 0;
        bottomRightY = dmd.YRes();
        bottomRightX = 0;
        texXpos =(float)dmd.XRes()/texWidth;
        texYpos  =(float)dmd.YRes()/texHeight;

        memset(texcoords, 0, 8*sizeof(float));
        texcoords[0] = texXpos, texcoords[1] = texYpos, texcoords[2] = texXpos, texcoords[7] = texYpos;

    }
    unsigned int nValue = 0;
    unsigned int nHistValue = 0;
    unsigned int nIndex = 0;
    unsigned int nX = 0;
    unsigned int nY = 0;
    unsigned int nNumberOfPoints = 0;
    XnUInt16 g_nXRes = dmd.XRes();
    XnUInt16 g_nYRes = dmd.YRes();

    unsigned char* pDestImage = pDepthTexBuf;

    const XnDepthPixel* pDepth = dmd.Data();
    const XnLabel* pLabels = smd.Data();

    // Calculate the accumulative histogram
    memset(g_pDepthHist, 0, MAX_DEPTH*sizeof(float));
    for (nY=0; nY<g_nYRes; nY++)
    {
        for (nX=0; nX<g_nXRes; nX++)
        {
            nValue = *pDepth;

            if (nValue != 0)
            {
                g_pDepthHist[nValue]++;
                nNumberOfPoints++;
            }

            pDepth++;
        }
    }

    for (nIndex=1; nIndex<MAX_DEPTH; nIndex++)
    {
        g_pDepthHist[nIndex] += g_pDepthHist[nIndex-1];
    }
    if (nNumberOfPoints)
    {
        for (nIndex=1; nIndex<MAX_DEPTH; nIndex++)
        {
            g_pDepthHist[nIndex] = (unsigned int)(256 * (1.0f - (g_pDepthHist[nIndex] / nNumberOfPoints)));
        }
    }

    pDepth = dmd.Data();
    if (g_bDrawPixels)
    {
        XnUInt32 nIndex = 0;
        // Prepare the texture map
        for (nY=0; nY<g_nYRes; nY++)
        {
            for (nX=0; nX < g_nXRes; nX++, nIndex++)
            {

                pDestImage[0] = 0;
                pDestImage[1] = 0;
                pDestImage[2] = 0;
                if (g_bDrawBackground || *pLabels != 0)
                {
                    nValue = *pDepth;
                    XnLabel label = *pLabels;
                    XnUInt32 nColorID = label % nColors;
                    if (label == 0)
//.........这里部分代码省略.........
开发者ID:yinancui，项目名称:KSocket，代码行数:101，代码来源:SceneDrawer.cpp


示例14: DrawDepthMap

void Gestures::DrawDepthMap( const xn::DepthMetaData& dmd, const xn::SceneMetaData& smd )
{
	static bool bInitialized = false;
	static GLuint depthTexID;
	static unsigned char* pDepthTexBuf;
	static int texWidth, texHeight;

	float topLeftX;
	float topLeftY;
	float bottomRightY;
	float bottomRightX;
	float texXpos;
	float texYpos;

	if( !bInitialized )
	{
		texWidth = getClosestPowerOfTwo( 1280 );
		texHeight = getClosestPowerOfTwo( dmd.YRes() );

		//		printf("Initializing depth texture: width = %d, height = %d\n", texWidth, texHeight);
		depthTexID = initTexture((void**)&pDepthTexBuf,texWidth, texHeight) ;

		//		printf("Initialized depth texture: width = %d, height = %d\n", texWidth, texHeight);
		bInitialized = true;

		topLeftX = dmd.XRes();
		topLeftY = 0;
		bottomRightY = dmd.YRes();
		bottomRightX = 0;
		texXpos =(float)dmd.XRes()/texWidth;
		texYpos  =(float)dmd.YRes()/texHeight;

		memset(m_texcoords, 0, 8*sizeof(float));
		m_texcoords[0] = texXpos, m_texcoords[1] = texYpos, m_texcoords[2] = texXpos, m_texcoords[7] = texYpos;

	}
	unsigned int nValue = 0;
	unsigned int nHistValue = 0;
	unsigned int nIndex = 0;
	unsigned int nX = 0;
	unsigned int nY = 0;
	unsigned int nNumberOfPoints = 0;
	XnUInt16 g_nXRes = dmd.XRes();
	XnUInt16 g_nYRes = dmd.YRes();

	unsigned char* pDestImage = pDepthTexBuf;

	const XnDepthPixel* pDepth = dmd.Data();
	const XnLabel* pLabels = smd.Data();

	//Calculate the accumulative histogram
	memset(m_pDepthHist, 0, MAX_DEPTH*sizeof(float));
	for (nY=0; nY<g_nYRes; nY++)
	{
		for (nX=0; nX<g_nXRes; nX++)
		{
			nValue = *pDepth;

			if (nValue != 0)
			{
				m_pDepthHist[nValue]++;
				nNumberOfPoints++;
			}

			pDepth++;
		}
	}

	for (nIndex=1; nIndex<MAX_DEPTH; nIndex++)
	{
		m_pDepthHist[nIndex] += m_pDepthHist[nIndex-1];
	}
	if (nNumberOfPoints)
	{
		for (nIndex=1; nIndex<MAX_DEPTH; nIndex++)
		{
			m_pDepthHist[nIndex] = (unsigned int)(256 * (1.0f - (m_pDepthHist[nIndex] / nNumberOfPoints)));
		}
	}

	pDepth = dmd.Data();
	if (m_bDrawPixels)
	{
		XnUInt32 nIndex = 0;
		// Prepare the texture map
		for (nY=0; nY<g_nYRes; nY++)
		{
			for (nX=0; nX < g_nXRes; nX++, nIndex++)
			{

				pDestImage[0] = 0;
				pDestImage[1] = 0;
				pDestImage[2] = 0;
				if (m_bDrawBackground || *pLabels != 0)
				{
					nValue = *pDepth;
					XnLabel label = *pLabels;
					XnUInt32 nColorID = label % m_nColors;
					if (label == 0)
					{
//.........这里部分代码省略.........
开发者ID:voxels，项目名称:KinectCudaSmokeParticles，代码行数:101，代码来源:gestures.cpp



注：本文中的xn::SceneMetaData类示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，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。

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