void GPUSiftDetector::operator ()(const Mat1b &img,
const Mat &mask,
std::vector<KeyPoint> &keypoints,
std::vector<float> &descriptors) const
{
SiftGPU* sift = getSiftGPUInstance();
ntk_ensure(sift, "Cannot use SiftGPU");
std::vector<SiftGPU::SiftKeypoint> gpu_keypoints;
bool ok = sift->RunSIFT(img);
int n_features = sift->GetFeatureNum();
gpu_keypoints.resize(n_features);
descriptors.resize(128*n_features);
sift->GetFeatureVector(&gpu_keypoints[0], &descriptors[0]);
keypoints.resize(n_features);
for (int i = 0; i < n_features; ++i)
{
cv::KeyPoint& location = keypoints[i];
location.pt = Point2f(gpu_keypoints[i].x, gpu_keypoints[i].y);
location.angle = gpu_keypoints[i].o;
location.octave = gpu_keypoints[i].s;
location.size = gpu_keypoints[i].s * 16;
}
}
MeshRenderer :: MeshRenderer(int image_width, int image_height, float transparency)
: m_mesh(0), m_transparency(transparency)
{
m_depth_buffer = cv::Mat1f(Size(image_width, image_height));
m_color_buffer = cv::Mat4b(Size(image_width, image_height));
m_context = new QGLContext(QGLFormat(QGL::SampleBuffers|QGL::DepthBuffer|QGL::AlphaChannel));
m_pbuffer = new QGLPixelBuffer(QSize(image_width, image_height), m_context->format());
m_pbuffer->makeCurrent();
GLenum err = glewInit();
ntk_ensure(err == GLEW_OK, "Could not load GLEW.");
std::cout << "Status: Using GLEW " << glewGetString(GLEW_VERSION) << std::endl;
ntk_assert(GLEW_ARB_vertex_buffer_object, "Cannot use vertex buffer.");
glEnable(GL_DEPTH);
glEnable(GL_DEPTH_TEST);
glEnable(GL_CULL_FACE);
glClearColor(1.0f, 0.0f, 0.0f, 0.0f);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
}
bool ntk::IncrementalPoseEstimatorFromFile::estimateCurrentPose()
{
ntk_ensure(m_new_image.hasDirectory(), "Only works in fake mode!");
m_current_pose.parseAvsFile((m_new_image.directory() + "/relative_pose.avs").c_str());
return true;
}
void NiteRGBDGrabber :: initialize()
{
xn::EnumerationErrors errors;
// XnStatus status = m_ni_context.InitFromXmlFile(cfg.c_str(), &errors);
XnStatus status = m_ni_context.Init();
if (status != XN_STATUS_OK) {
ntk_dbg(0) << "[ERROR] " << xnGetStatusString(status);
ntk_throw_exception("Could not initialize NITE. Check Log."
"Most probable reasons are device not connected or no config/ directory"
"in the current directory.");
}
XnLicense license;
strcpy(license.strKey, "0KOIk2JeIBYClPWVnMoRKn5cdY4=");
strcpy(license.strVendor, "PrimeSense");
status = m_ni_context.AddLicense(license);
check_error(status, "add license");
// find device & set name:
xn::Query devQuery;
devQuery.SetCreationInfo(kinect_id.c_str());
check_error(status, "set dev query creation info");
xn::NodeInfoList device_node_info_list;
status = m_ni_context.EnumerateProductionTrees(XN_NODE_TYPE_DEVICE, &devQuery, device_node_info_list, NULL);
check_error(status, "device enum");
xn::NodeInfoList::Iterator nodeIt = device_node_info_list.Begin();
xn::NodeInfo info(*nodeIt);
status = info.SetInstanceName("Cam1");
check_error(status, "set device name");
status = m_ni_context.CreateProductionTree(info);
check_error(status, "create device production tree");
// enumerate depth nodes:
xn::Query depthQuery;
status = depthQuery.AddNeededNode("Cam1");
check_error(status, "set depth query needed node");
xn::NodeInfoList depth_node_info_list;
status = m_ni_context.EnumerateProductionTrees(XN_NODE_TYPE_DEPTH, &depthQuery, depth_node_info_list, NULL);
check_error(status, "depth enum");
nodeIt = depth_node_info_list.Begin();
info = xn::NodeInfo(*nodeIt);
status = info.SetInstanceName("Depth1");
check_error(status, "set depth name");
status = m_ni_context.CreateProductionTree(info);
check_error(status, "create depth production tree");
status = info.GetInstance(m_ni_depth_generator);
check_error(status, "create depth generator instance");
XnMapOutputMode mode;
mode.nXRes = 640;
mode.nYRes = 480;
mode.nFPS = 30;
status = m_ni_depth_generator.SetMapOutputMode(mode);
check_error(status, "set depth map mode");
// enumerate rgb nodes:
xn::NodeInfoList image_node_info_list;
status = m_ni_context.EnumerateProductionTrees(XN_NODE_TYPE_IMAGE, &depthQuery, image_node_info_list, NULL);
check_error(status, "image enum");
nodeIt = image_node_info_list.Begin();
info = xn::NodeInfo(*nodeIt);
status = info.SetInstanceName("Image1");
check_error(status, "set image name");
status = m_ni_context.CreateProductionTree(info);
check_error(status, "create image production tree");
status = info.GetInstance(m_ni_rgb_generator);
check_error(status, "create image generator instance");
XnMapOutputMode mode2;
mode2.nXRes = 640;
mode2.nYRes = 480;
mode2.nFPS = 30;
status = m_ni_rgb_generator.SetMapOutputMode(mode2);
check_error(status, "set rgb map mode");
if (enable_skeleton_tracking) {
// enumerate user nodes:
xn::NodeInfoList user_node_info_list;
status = m_ni_context.EnumerateProductionTrees(XN_NODE_TYPE_USER, &depthQuery, user_node_info_list, NULL);
check_error(status, "user enum");
nodeIt = user_node_info_list.Begin();
info = xn::NodeInfo(*nodeIt);
status = info.SetInstanceName("User1");
check_error(status, "set user name");
status = m_ni_context.CreateProductionTree(info);
check_error(status, "create user production tree");
status = info.GetInstance(m_ni_user_generator);
check_error(status, "create user generator instance");
}
status = m_ni_context.StartGeneratingAll();
check_error(status, "StartGenerating");
if (m_high_resolution)
{
XnMapOutputMode rgb_mode;
rgb_mode.nFPS = 15;
rgb_mode.nXRes = 1280;
rgb_mode.nYRes = 1024;
m_ni_rgb_generator.SetMapOutputMode(rgb_mode);
}
if (m_custom_bayer_decoding)
{
// Grayscale to get raw Bayer pattern.
status = m_ni_rgb_generator.SetIntProperty ("InputFormat", 6);
check_error(status, "Change input format");
status = m_ni_rgb_generator.SetPixelFormat(XN_PIXEL_FORMAT_GRAYSCALE_8_BIT);
check_error(status, "Change pixel format");
}
ntk_ensure(m_ni_depth_generator.IsCapabilitySupported(XN_CAPABILITY_ALTERNATIVE_VIEW_POINT), "Cannot register images.");
m_ni_depth_generator.GetAlternativeViewPointCap().SetViewPoint(m_ni_rgb_generator);
if (enable_skeleton_tracking) {
ntk_throw_exception_if(!m_ni_user_generator.IsCapabilitySupported(XN_CAPABILITY_SKELETON),
"Supplied user generator doesn't support skeleton.");
XnCallbackHandle hUserCallbacks, hCalibrationCallbacks, hPoseCallbacks;
m_ni_user_generator.RegisterUserCallbacks(User_NewUser, User_LostUser, this, hUserCallbacks);
m_ni_user_generator.GetSkeletonCap().RegisterCalibrationCallbacks(UserCalibration_CalibrationStart, UserCalibration_CalibrationEnd, this, hCalibrationCallbacks);
if (m_ni_user_generator.GetSkeletonCap().NeedPoseForCalibration())
{
m_need_pose_to_calibrate = true;
if (!m_ni_user_generator.IsCapabilitySupported(XN_CAPABILITY_POSE_DETECTION))
ntk_throw_exception("Pose required, but not supported\n");
m_ni_user_generator.GetPoseDetectionCap().RegisterToPoseCallbacks(UserPose_PoseDetected, NULL, this, hPoseCallbacks);
m_ni_user_generator.GetSkeletonCap().GetCalibrationPose(m_calibration_pose);
}
m_ni_user_generator.GetSkeletonCap().SetSkeletonProfile(XN_SKEL_PROFILE_ALL);
if (m_body_event_detector)
m_body_event_detector->initialize(m_ni_context, m_ni_depth_generator);
}
status = m_ni_context.StartGeneratingAll();
check_error(status, "StartGenerating");
m_ni_context.WaitAndUpdateAll();
estimateCalibration();
}
// Load from a viewXXXX directory.
void RGBDImage :: loadFromDir(const std::string& dir,
const RGBDCalibration* calib,
RGBDProcessor* processor)
{
m_directory = dir;
if (!is_file(dir+"/raw/color.png") && is_file(dir+"/color.png"))
{
rawRgbRef() = imread(dir + "/color.png", 1);
rawRgb().copyTo(rgbRef());
ntk_ensure(rgbRef().data, ("Could not read color image from " + dir).c_str());
}
else
{
if (is_file(dir + "/raw/color.png"))
{
rawRgbRef() = imread(dir + "/raw/color.png", 1);
ntk_ensure(rawRgbRef().data, ("Could not read raw color image from " + dir).c_str());
}
if (is_file(dir + "/raw/depth.raw"))
{
rawDepthRef() = imread_Mat1f_raw(dir + "/raw/depth.raw");
ntk_ensure(rawDepthRef().data, ("Could not read raw depth image from " + dir).c_str());
}
else if (is_file(dir + "/raw/depth.yml"))
{
rawDepthRef() = imread_yml(dir + "/raw/depth.yml");
ntk_ensure(rawDepthRef().data, ("Could not read raw depth image from " + dir).c_str());
}
if (is_file(dir + "/raw/amplitude.raw"))
{
rawAmplitudeRef() = imread_Mat1f_raw(dir + "/raw/amplitude.raw");
ntk_ensure(rawAmplitudeRef().data, ("Could not read raw amplitude image from " + dir).c_str());
}
if (is_file(dir + "/raw/amplitude.yml"))
{
rawAmplitudeRef() = imread_yml(dir + "/raw/amplitude.yml");
ntk_ensure(rawAmplitudeRef().data, ("Could not read raw amplitude image from " + dir).c_str());
}
else if (is_file(dir + "/raw/amplitude.png"))
{
rawAmplitudeRef() = imread(dir + "/raw/amplitude.png", 0);
ntk_ensure(rawAmplitudeRef().data, ("Could not read raw amplitude image from " + dir).c_str());
}
if (is_file(dir + "/raw/intensity.raw"))
{
rawIntensityRef() = imread_Mat1f_raw(dir + "/raw/intensity.raw");
ntk_ensure(rawIntensityRef().data, ("Could not read raw intensity image from " + dir).c_str());
}
else if (is_file(dir + "/raw/intensity.yml"))
{
rawIntensityRef() = imread_yml(dir + "/raw/intensity.yml");
ntk_ensure(rawIntensityRef().data, ("Could not read raw intensity image from " + dir).c_str());
}
else if (is_file(dir + "/raw/intensity.png"))
{
rawIntensityRef() = imread(dir + "/raw/intensity.png", 0);
ntk_ensure(rawIntensityRef().data, ("Could not read raw intensity image from " + dir).c_str());
}
}
setCalibration(calib);
if (processor)
processor->processImage(*this);
}
void NiteRGBDGrabber :: initialize()
{
const char* config_file = "config/NestkConfig.xml";
xn::EnumerationErrors errors;
XnStatus status = m_ni_context.InitFromXmlFile(config_file, &errors);
if (status != XN_STATUS_OK)
{
ntk_dbg(0) << "[ERROR] " << xnGetStatusString(status);
ntk_throw_exception("Could not initialize NITE. Check Log."
"Most probable reasons are device not connected or no config/ directory"
"in the current directory.");
}
status = m_ni_context.FindExistingNode(XN_NODE_TYPE_DEPTH, m_ni_depth_generator);
check_error(status, "Find depth generator");
status = m_ni_context.FindExistingNode(XN_NODE_TYPE_USER, m_ni_user_generator);
check_error(status, "Find user generator");
status = m_ni_context.FindExistingNode(XN_NODE_TYPE_IMAGE, m_ni_rgb_generator);
check_error(status, "Find image generator");
if (m_high_resolution)
{
XnMapOutputMode rgb_mode;
rgb_mode.nFPS = 15;
rgb_mode.nXRes = 1280;
rgb_mode.nYRes = 1024;
m_ni_rgb_generator.SetMapOutputMode(rgb_mode);
}
if (m_custom_bayer_decoding)
{
// Grayscale to get raw Bayer pattern.
status = m_ni_rgb_generator.SetIntProperty ("InputFormat", 6);
check_error(status, "Change input format");
status = m_ni_rgb_generator.SetPixelFormat(XN_PIXEL_FORMAT_GRAYSCALE_8_BIT);
check_error(status, "Change pixel format");
}
ntk_ensure(m_ni_depth_generator.IsCapabilitySupported(XN_CAPABILITY_ALTERNATIVE_VIEW_POINT), "Cannot register images.");
m_ni_depth_generator.GetAlternativeViewPointCap().SetViewPoint(m_ni_rgb_generator);
ntk_throw_exception_if(!m_ni_user_generator.IsCapabilitySupported(XN_CAPABILITY_SKELETON),
"Supplied user generator doesn't support skeleton.");
XnCallbackHandle hUserCallbacks, hCalibrationCallbacks, hPoseCallbacks;
m_ni_user_generator.RegisterUserCallbacks(User_NewUser, User_LostUser, this, hUserCallbacks);
m_ni_user_generator.GetSkeletonCap().RegisterCalibrationCallbacks(UserCalibration_CalibrationStart, UserCalibration_CalibrationEnd, this, hCalibrationCallbacks);
if (m_ni_user_generator.GetSkeletonCap().NeedPoseForCalibration())
{
m_need_pose_to_calibrate = true;
if (!m_ni_user_generator.IsCapabilitySupported(XN_CAPABILITY_POSE_DETECTION))
ntk_throw_exception("Pose required, but not supported\n");
m_ni_user_generator.GetPoseDetectionCap().RegisterToPoseCallbacks(UserPose_PoseDetected, NULL, this, hPoseCallbacks);
m_ni_user_generator.GetSkeletonCap().GetCalibrationPose(m_calibration_pose);
}
m_ni_user_generator.GetSkeletonCap().SetSkeletonProfile(XN_SKEL_PROFILE_ALL);
if (m_body_event_detector)
m_body_event_detector->initialize(m_ni_context, m_ni_depth_generator);
status = m_ni_context.StartGeneratingAll();
check_error(status, "StartGenerating");
m_ni_context.WaitAndUpdateAll();
estimateCalibration();
}
