本文整理汇总了C++中Context::CreateProductionTree方法的典型用法代码示例。如果您正苦于以下问题：C++ Context::CreateProductionTree方法的具体用法？C++ Context::CreateProductionTree怎么用？C++ Context::CreateProductionTree使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Context的用法示例。
在下文中一共展示了Context::CreateProductionTree方法的3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: OneKinect
void OneKinect(int type)
{
NodeInfoList image_node_info_list;
NodeInfoList depth_node_info_list;
XnStatus status;
Context context;
int c;
IplImage* kinectRGBImage;
bool bShouldrun = true;
context.Init();
// status = context.InitFromXmlFile("D:\\initXml.xml");
Query query;
switch (type) {
case 0:
status = query.SetVendor("PrimeSense");
status = context.EnumerateProductionTrees(XN_NODE_TYPE_DEPTH, &query, depth_node_info_list, NULL);
//status = context.EnumerateProductionTrees(XN_NODE_TYPE_DEPTH, NULL, depth_node_info_list, NULL);
if (status != XN_STATUS_OK)
printf("Enumerating devices failed. Reason: %s", xnGetStatusString(status));
else
{
NodeInfoList::Iterator nodeIt = depth_node_info_list.Begin();
// NodeInfo& selectedNode = *depth_node_info_list.Begin();
// nodeIt++;
NodeInfo& selectedNode = *nodeIt;
printf("instance %s\n", selectedNode.GetInstanceName());
DepthGenerator depth;
status = selectedNode.GetInstance(depth);
status = context.CreateProductionTree(selectedNode);
status = depth.Create(context);
status = context.StartGeneratingAll();
cvNamedWindow("Depth", 1);
// Create an OpenCv matrix
CvMat* depthMetersMat = cvCreateMat(480, 640, CV_16UC1);
IplImage *kinectDepthImage;
while (bShouldrun)
{
status = context.WaitOneUpdateAll(depth);
if (status)
{
printf("Error: %s", xnGetStatusString(status));
continue;
}
//Take current depth map
const XnDepthPixel* pDepthMap = depth.GetDepthMap();
for (int y=0; y<XN_VGA_Y_RES; y++)
{
for (int x=0; x<XN_VGA_X_RES; x++)
{
depthMetersMat->data.s[y*XN_VGA_X_RES+x]=10*pDepthMap[y*XN_VGA_X_RES+x];
}
}
kinectDepthImage = cvCreateImage(cvSize(640,480),8,1);
cvGetImage(depthMetersMat, kinectDepthImage);
cvShowImage("Depth", kinectDepthImage);
cvReleaseImageHeader(&kinectDepthImage);
c = cvWaitKey(1);
if (c == 27)
bShouldrun = false;
}
}
break;
case 1:
status = context.EnumerateProductionTrees(XN_NODE_TYPE_IMAGE, NULL, image_node_info_list, NULL);
if (status != XN_STATUS_OK)
printf("Enumerating devices failed. Reason: %s", xnGetStatusString(status));
else
{
NodeInfo& selectedNode = *image_node_info_list.Begin();
xn::ImageGenerator rgb;
status = selectedNode.GetInstance(rgb);
status = context.CreateProductionTree(selectedNode);
status = rgb.Create(context);
status = context.StartGeneratingAll();
cvNamedWindow("RGB", 1);
while (bShouldrun)
{
kinectRGBImage = cvCreateImage(cvSize(640,480),8,3);
// Wait for new data to be available
status = context.WaitOneUpdateAll(rgb);
if (status != XN_STATUS_OK)
{
printf("Failed updating data: %s\n");
xnGetStatusString(status);
continue;
}
// Take current rgb map
const XnRGB24Pixel* pImageMap = rgb.GetRGB24ImageMap();
//.........这里部分代码省略.........
示例2: openDeviceFromXmlWithChoice
XnStatus openDeviceFromXmlWithChoice(const char* csXmlFile, EnumerationErrors& errors)
{
XnStatus nRetVal = XN_STATUS_OK;
xnLogInitFromXmlFile(csXmlFile);
nRetVal = g_Context.Init();
XN_IS_STATUS_OK(nRetVal);
// find devices
NodeInfoList list;
nRetVal = g_Context.EnumerateProductionTrees(XN_NODE_TYPE_DEVICE, NULL, list, &errors);
XN_IS_STATUS_OK(nRetVal);
printf("The following devices were found:\n");
int i = 1;
for (NodeInfoList::Iterator it = list.Begin(); it != list.End(); ++it, ++i)
{
NodeInfo deviceNodeInfo = *it;
Device deviceNode;
deviceNodeInfo.GetInstance(deviceNode);
XnBool bExists = deviceNode.IsValid();
if (!bExists)
{
g_Context.CreateProductionTree(deviceNodeInfo, deviceNode);
// this might fail.
}
if (deviceNode.IsValid() && deviceNode.IsCapabilitySupported(XN_CAPABILITY_DEVICE_IDENTIFICATION))
{
const XnUInt32 nStringBufferSize = 200;
XnChar strDeviceName[nStringBufferSize];
XnChar strSerialNumber[nStringBufferSize];
XnUInt32 nLength = nStringBufferSize;
deviceNode.GetIdentificationCap().GetDeviceName(strDeviceName, nLength);
nLength = nStringBufferSize;
deviceNode.GetIdentificationCap().GetSerialNumber(strSerialNumber, nLength);
printf("[%d] %s (%s)\n", i, strDeviceName, strSerialNumber);
}
else
{
printf("[%d] %s\n", i, deviceNodeInfo.GetCreationInfo());
}
// release the device if we created it
if (!bExists && deviceNode.IsValid())
{
deviceNode.Release();
}
}
printf("\n");
printf("Choose device to open (1): ");
int chosen = 1;
scanf("%d", &chosen);
// create it
NodeInfoList::Iterator it = list.Begin();
for (i = 1; i < chosen; ++i)
{
it++;
}
NodeInfo deviceNode = *it;
nRetVal = g_Context.CreateProductionTree(deviceNode, g_Device);
XN_IS_STATUS_OK(nRetVal);
// now run the rest of the XML
nRetVal = g_Context.RunXmlScriptFromFile(csXmlFile, g_scriptNode, &errors);
XN_IS_STATUS_OK(nRetVal);
openCommon();
return (XN_STATUS_OK);
}示例3: record
//.........这里部分代码省略.........
nDepths++;
}
//Show RGB Devices
if(record_rgb){
//RGB devices
i = 0;
for (xn::NodeInfoList::Iterator nodeIt = img_nodes.Begin(); nodeIt != img_nodes.End(); ++nodeIt, i++) {
NodeInfo info = *nodeIt;
const XnProductionNodeDescription& description = info.GetDescription();
qDebug("RGB: vendor %s name %s, instance %s",description.strVendor,description.strName, info.GetInstanceName());
nImg++;
}
}
//Init everything
i=0;
char date[20];
strcpy(date,QDateTime::currentDateTime().toString("yyyy-MM-dd_hh-mm-ss").toLocal8Bit());
qDebug() << date;
//Init depth devices & 'recorders'
DepthGenerator depthaux[MAXGENERATORS];
Recorder recorderaux[MAXGENERATORS];
for (xn::NodeInfoList::Iterator nodeIt = depth_nodes.Begin(); nodeIt != depth_nodes.End(); ++nodeIt, i++) {
//DepthGenerator depthaux;
//Recorder recorderaux;
XNFiles AuxFile;
NodeInfo info = *nodeIt;
const XnProductionNodeDescription& description = info.GetDescription();
nRetVal = context.CreateProductionTree(info,depthaux[i]);
nRetVal = info.GetInstance(depthaux[i]);
qDebug("Instance Name %s",info.GetInstanceName());
XnFieldOfView field;
nRetVal= depthaux[i].GetFieldOfView(field);
DepthsGen[i]=depthaux[i];
qDebug("Depth Generator %i", i);
Recorders[i]=recorderaux[i];
nRetVal = Recorders[i].Create(context);
XnChar recording_fileXnaux[300];
strcpy(recording_fileXnaux,QDir::currentPath().toLocal8Bit());
if(record_rgb)
sprintf(recording_fileXnaux,"%s%s%s%d%s%s.oni",recording_fileXnaux,"/","DC-",i,"_",date);
else
sprintf(recording_fileXnaux,"%s%s%s%d%s%s.oni",recording_fileXnaux,"/","D-",i,"_",date);
strcpy(AuxFile.name,recording_fileXnaux);
qDebug(AuxFile.name);
nRetVal = Recorders[i].SetDestination(XN_RECORD_MEDIUM_FILE,recording_fileXnaux);
nRetVal = Recorders[i].AddNodeToRecording(DepthsGen[i], XN_CODEC_16Z_EMB_TABLES);
}
//Init RGB devices
if(record_rgb){
i=0;
ImageGenerator imgaux[MAXGENERATORS];