MRPT
1.9.9
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Structure to hold the parameters of a pinhole camera model.
The parameters obtained for one camera resolution can be used for any other resolution by means of the method TCamera::scaleToResolution()
#include <mrpt/img/TCamera.h>
Public Member Functions | |
void | scaleToResolution (unsigned int new_ncols, unsigned int new_nrows) |
Rescale all the parameters for a new camera resolution (it raises an exception if the aspect ratio is modified, which is not permitted). More... | |
void | saveToConfigFile (const std::string §ion, mrpt::config::CConfigFileBase &cfg) const |
Save as a config block: More... | |
void | loadFromConfigFile (const std::string §ion, const mrpt::config::CConfigFileBase &cfg) |
Load all the params from a config source, in the format used in saveToConfigFile(), that is: More... | |
void | loadFromConfigFile (const mrpt::config::CConfigFileBase &cfg, const std::string §ion) |
overload This signature is consistent with the rest of MRPT APIs More... | |
std::string | dumpAsText () const |
Dumps all the parameters as a multi-line string, with the same format than saveToConfigFile. More... | |
void | setIntrinsicParamsFromValues (double fx, double fy, double cx, double cy) |
Set the matrix of intrinsic params of the camera from the individual values of focal length and principal point coordinates (in pixels) More... | |
void | getDistortionParamsVector (mrpt::math::CMatrixDouble15 &distParVector) const |
Get the vector of distortion params of the camera. More... | |
std::vector< double > | getDistortionParamsAsVector () const |
Get a vector with the distortion params of the camera. More... | |
void | setDistortionParamsVector (const mrpt::math::CMatrixDouble15 &distParVector) |
Set the whole vector of distortion params of the camera. More... | |
template<class VECTORLIKE > | |
void | setDistortionParamsVector (const VECTORLIKE &distParVector) |
Set the whole vector of distortion params of the camera from a 4 or 5-vector. More... | |
void | setDistortionParamsFromValues (double k1, double k2, double p1, double p2, double k3=0) |
Set the vector of distortion params of the camera from the individual values of the distortion coefficients. More... | |
double | cx () const |
Get the value of the principal point x-coordinate (in pixels). More... | |
double | cy () const |
Get the value of the principal point y-coordinate (in pixels). More... | |
double | fx () const |
Get the value of the focal length x-value (in pixels). More... | |
double | fy () const |
Get the value of the focal length y-value (in pixels). More... | |
void | cx (double val) |
Set the value of the principal point x-coordinate (in pixels). More... | |
void | cy (double val) |
Set the value of the principal point y-coordinate (in pixels). More... | |
void | fx (double val) |
Set the value of the focal length x-value (in pixels). More... | |
void | fy (double val) |
Set the value of the focal length y-value (in pixels). More... | |
double | k1 () const |
Get the value of the k1 distortion parameter. More... | |
double | k2 () const |
Get the value of the k2 distortion parameter. More... | |
double | p1 () const |
Get the value of the p1 distortion parameter. More... | |
double | p2 () const |
Get the value of the p2 distortion parameter. More... | |
double | k3 () const |
Get the value of the k3 distortion parameter. More... | |
void | k1 (double val) |
Get the value of the k1 distortion parameter. More... | |
void | k2 (double val) |
Get the value of the k2 distortion parameter. More... | |
void | p1 (double val) |
Get the value of the p1 distortion parameter. More... | |
void | p2 (double val) |
Get the value of the p2 distortion parameter. More... | |
void | k3 (double val) |
Get the value of the k3 distortion parameter. More... | |
virtual mxArray * | writeToMatlab () const |
Introduces a pure virtual method responsible for writing to a mxArray Matlab object, typically a MATLAB struct whose contents are documented in each derived class. More... | |
RTTI classes and functions for polymorphic hierarchies | |
mrpt::rtti::CObject::Ptr | duplicateGetSmartPtr () const |
Makes a deep copy of the object and returns a smart pointer to it. More... | |
Public Attributes | |
Camera parameters | |
uint32_t | ncols {640} |
Camera resolution. More... | |
uint32_t | nrows {480} |
mrpt::math::CMatrixDouble33 | intrinsicParams |
Matrix of intrinsic parameters (containing the focal length and principal point coordinates) More... | |
std::array< double, 5 > | dist {{.0, .0, .0, .0, .0}} |
[k1 k2 t1 t2 k3] -> k_i: parameters of radial distortion, t_i: parameters of tangential distortion (default=0) More... | |
double | focalLengthMeters {.0} |
The focal length of the camera, in meters (can be used among 'intrinsicParams' to determine the pixel size). More... | |
Protected Member Functions | |
CSerializable virtual methods | |
uint8_t | serializeGetVersion () const override |
Must return the current versioning number of the object. More... | |
void | serializeTo (mrpt::serialization::CArchive &out) const override |
Pure virtual method for writing (serializing) to an abstract archive. More... | |
void | serializeFrom (mrpt::serialization::CArchive &in, uint8_t serial_version) override |
Pure virtual method for reading (deserializing) from an abstract archive. More... | |
CSerializable virtual methods | |
virtual void | serializeTo (CSchemeArchiveBase &out) const |
Virtual method for writing (serializing) to an abstract schema based archive. More... | |
virtual void | serializeFrom (CSchemeArchiveBase &in) |
Virtual method for reading (deserializing) from an abstract schema based archive. More... | |
RTTI stuff | |
using | Ptr = std::shared_ptr< TCamera > |
using | ConstPtr = std::shared_ptr< const TCamera > |
using | UniquePtr = std::unique_ptr< TCamera > |
using | ConstUniquePtr = std::unique_ptr< const TCamera > |
static mrpt::rtti::CLASSINIT | _init_TCamera |
static const mrpt::rtti::TRuntimeClassId | runtimeClassId |
static constexpr const char * | className = "TCamera" |
static const mrpt::rtti::TRuntimeClassId * | _GetBaseClass () |
static constexpr auto | getClassName () |
static const mrpt::rtti::TRuntimeClassId & | GetRuntimeClassIdStatic () |
static std::shared_ptr< CObject > | CreateObject () |
template<typename... Args> | |
static Ptr | Create (Args &&... args) |
template<typename Alloc , typename... Args> | |
static Ptr | CreateAlloc (const Alloc &alloc, Args &&... args) |
template<typename... Args> | |
static UniquePtr | CreateUnique (Args &&... args) |
virtual const mrpt::rtti::TRuntimeClassId * | GetRuntimeClass () const override |
Returns information about the class of an object in runtime. More... | |
virtual mrpt::rtti::CObject * | clone () const override |
Returns a deep copy (clone) of the object, indepently of its class. More... | |
using mrpt::img::TCamera::ConstPtr = std::shared_ptr<const TCamera > |
using mrpt::img::TCamera::ConstUniquePtr = std::unique_ptr<const TCamera > |
using mrpt::img::TCamera::Ptr = std::shared_ptr< TCamera > |
using mrpt::img::TCamera::UniquePtr = std::unique_ptr< TCamera > |
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Returns a deep copy (clone) of the object, indepently of its class.
Implements mrpt::rtti::CObject.
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Get the value of the principal point x-coordinate (in pixels).
Definition at line 157 of file TCamera.h.
References intrinsicParams.
Referenced by mrpt::obs::detail::cam2vec(), mrpt::vision::checkerBoardStereoCalibration(), mrpt::hwdrivers::CKinect::CKinect(), mrpt::obs::CObservation3DRangeScan::convertTo2DScan(), mrpt::maps::detail::pointmap_traits< CColouredPointsMap >::internal_loadFromRangeScan3D_init(), mrpt::obs::detail::project3DPointsFromDepthImageInto(), mrpt::vision::projectMatchedFeatures(), mrpt::vision::pinhole::projectPoint_no_distortion(), mrpt::obs::detail::range2XYZ(), mrpt::obs::detail::range2XYZ_LUT(), mrpt::vision::recompute_errors_and_Jacobians(), setIntrinsicParamsFromValues(), mrpt::vision::StereoObs2BRObs(), mrpt::vision::pinhole::undistort_point(), and mrpt::vision::pinhole::undistort_points().
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Set the value of the principal point x-coordinate (in pixels).
Definition at line 165 of file TCamera.h.
References intrinsicParams, and val.
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Get the value of the principal point y-coordinate (in pixels).
Definition at line 159 of file TCamera.h.
References intrinsicParams.
Referenced by mrpt::obs::detail::cam2vec(), mrpt::vision::checkerBoardStereoCalibration(), mrpt::hwdrivers::CKinect::CKinect(), mrpt::obs::CObservation3DRangeScan::convertTo2DScan(), mrpt::maps::detail::pointmap_traits< CColouredPointsMap >::internal_loadFromRangeScan3D_init(), mrpt::obs::detail::project3DPointsFromDepthImageInto(), mrpt::vision::projectMatchedFeatures(), mrpt::vision::pinhole::projectPoint_no_distortion(), mrpt::obs::detail::range2XYZ(), mrpt::obs::detail::range2XYZ_LUT(), mrpt::vision::recompute_errors_and_Jacobians(), setIntrinsicParamsFromValues(), mrpt::vision::StereoObs2BRObs(), mrpt::vision::pinhole::undistort_point(), and mrpt::vision::pinhole::undistort_points().
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Set the value of the principal point y-coordinate (in pixels).
Definition at line 167 of file TCamera.h.
References intrinsicParams, and val.
std::string TCamera::dumpAsText | ( | ) | const |
Dumps all the parameters as a multi-line string, with the same format than saveToConfigFile.
Definition at line 28 of file TCamera.cpp.
References mrpt::config::CConfigFileMemory::getContent().
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inlineinherited |
Makes a deep copy of the object and returns a smart pointer to it.
Definition at line 200 of file CObject.h.
References mrpt::rtti::CObject::clone().
Referenced by mrpt::obs::CRawlog::addActions(), and mrpt::obs::CRawlog::addObservations().
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Get the value of the focal length x-value (in pixels).
Definition at line 161 of file TCamera.h.
References intrinsicParams.
Referenced by mrpt::obs::detail::cam2vec(), mrpt::vision::checkerBoardStereoCalibration(), mrpt::hwdrivers::CKinect::CKinect(), mrpt::obs::CObservation3DRangeScan::convertTo2DScan(), mrpt::vision::frameJac(), mrpt::maps::detail::pointmap_traits< CColouredPointsMap >::internal_loadFromRangeScan3D_init(), mrpt::vision::pointJac(), mrpt::obs::detail::project3DPointsFromDepthImageInto(), mrpt::vision::projectMatchedFeatures(), mrpt::vision::pinhole::projectPoint_no_distortion(), mrpt::obs::detail::range2XYZ(), mrpt::obs::detail::range2XYZ_LUT(), mrpt::vision::recompute_errors_and_Jacobians(), setIntrinsicParamsFromValues(), mrpt::vision::StereoObs2BRObs(), mrpt::vision::pinhole::undistort_point(), and mrpt::vision::pinhole::undistort_points().
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Set the value of the focal length x-value (in pixels).
Definition at line 169 of file TCamera.h.
References intrinsicParams, and val.
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Get the value of the focal length y-value (in pixels).
Definition at line 163 of file TCamera.h.
References intrinsicParams.
Referenced by mrpt::obs::detail::cam2vec(), mrpt::vision::checkerBoardStereoCalibration(), mrpt::hwdrivers::CKinect::CKinect(), mrpt::obs::CObservation3DRangeScan::convertTo2DScan(), mrpt::vision::frameJac(), mrpt::maps::detail::pointmap_traits< CColouredPointsMap >::internal_loadFromRangeScan3D_init(), mrpt::vision::pointJac(), mrpt::obs::detail::project3DPointsFromDepthImageInto(), mrpt::vision::pinhole::projectPoint_no_distortion(), mrpt::obs::detail::range2XYZ(), mrpt::obs::detail::range2XYZ_LUT(), mrpt::vision::recompute_errors_and_Jacobians(), setIntrinsicParamsFromValues(), mrpt::vision::pinhole::undistort_point(), and mrpt::vision::pinhole::undistort_points().
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Set the value of the focal length y-value (in pixels).
Definition at line 171 of file TCamera.h.
References intrinsicParams, and val.
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Get a vector with the distortion params of the camera.
Definition at line 118 of file TCamera.h.
References dist.
Referenced by mrpt::vision::checkerBoardCameraCalibration().
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Returns information about the class of an object in runtime.
Reimplemented from mrpt::serialization::CSerializable.
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Get the value of the k1 distortion parameter.
Definition at line 173 of file TCamera.h.
References dist.
Referenced by mrpt::vision::checkerBoardStereoCalibration(), mrpt::vision::recompute_errors_and_Jacobians(), and setDistortionParamsFromValues().
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Get the value of the k2 distortion parameter.
Definition at line 175 of file TCamera.h.
References dist.
Referenced by mrpt::vision::checkerBoardStereoCalibration(), mrpt::vision::recompute_errors_and_Jacobians(), and setDistortionParamsFromValues().
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Get the value of the k3 distortion parameter.
Definition at line 181 of file TCamera.h.
References dist.
Referenced by mrpt::vision::checkerBoardStereoCalibration(), mrpt::vision::recompute_errors_and_Jacobians(), and setDistortionParamsFromValues().
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void TCamera::loadFromConfigFile | ( | const std::string & | section, |
const mrpt::config::CConfigFileBase & | cfg | ||
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Load all the params from a config source, in the format used in saveToConfigFile(), that is:
Load all the params from a config source, in the format described in saveToConfigFile()
std::exception | on missing fields |
Definition at line 136 of file TCamera.cpp.
References mrpt::config::CConfigFileBase::read_double(), mrpt::config::CConfigFileBase::read_vector(), mrpt::math::CVectorDynamic< T >::size(), and THROW_EXCEPTION.
Referenced by mrpt::hwdrivers::CRovio::loadConfig(), mrpt::hwdrivers::CSwissRanger3DCamera::loadConfig_sensorSpecific(), and loadFromConfigFile().
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overload This signature is consistent with the rest of MRPT APIs
Definition at line 88 of file TCamera.h.
References loadFromConfigFile().
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Get the value of the p1 distortion parameter.
Definition at line 177 of file TCamera.h.
References dist.
Referenced by mrpt::vision::checkerBoardStereoCalibration(), mrpt::vision::recompute_errors_and_Jacobians(), and setDistortionParamsFromValues().
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Get the value of the p2 distortion parameter.
Definition at line 179 of file TCamera.h.
References dist.
Referenced by mrpt::vision::checkerBoardStereoCalibration(), mrpt::vision::recompute_errors_and_Jacobians(), and setDistortionParamsFromValues().
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void TCamera::saveToConfigFile | ( | const std::string & | section, |
mrpt::config::CConfigFileBase & | cfg | ||
) | const |
Save as a config block:
Definition at line 115 of file TCamera.cpp.
References mrpt::format(), and mrpt::config::CConfigFileBase::write().
Referenced by mrpt::vision::checkerBoardCameraCalibration(), and mrpt::obs::CObservation3DRangeScan::getDescriptionAsText().
void TCamera::scaleToResolution | ( | unsigned int | new_ncols, |
unsigned int | new_nrows | ||
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Rescale all the parameters for a new camera resolution (it raises an exception if the aspect ratio is modified, which is not permitted).
Definition at line 174 of file TCamera.cpp.
References ASSERT_, and ASSERTMSG_.
Referenced by mrpt::hwdrivers::CSwissRanger3DCamera::getNextObservation(), and mrpt::img::TStereoCamera::scaleToResolution().
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Pure virtual method for reading (deserializing) from an abstract archive.
Users don't call this method directly. Instead, use stream >> object;
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in | The input binary stream where the object data must read from. |
version | The version of the object stored in the stream: use this version number in your code to know how to read the incoming data. |
std::exception | On any I/O error |
Implements mrpt::serialization::CSerializable.
Definition at line 44 of file TCamera.cpp.
References MRPT_THROW_UNKNOWN_SERIALIZATION_VERSION.
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Virtual method for reading (deserializing) from an abstract schema based archive.
Definition at line 74 of file CSerializable.h.
References mrpt::serialization::CSerializable::GetRuntimeClass(), and THROW_EXCEPTION.
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Must return the current versioning number of the object.
Start in zero for new classes, and increments each time there is a change in the stored format.
Implements mrpt::serialization::CSerializable.
Definition at line 35 of file TCamera.cpp.
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Pure virtual method for writing (serializing) to an abstract archive.
Users don't call this method directly. Instead, use stream << object;
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std::exception | On any I/O error |
Implements mrpt::serialization::CSerializable.
Definition at line 36 of file TCamera.cpp.
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Virtual method for writing (serializing) to an abstract schema based archive.
Definition at line 64 of file CSerializable.h.
References mrpt::serialization::CSerializable::GetRuntimeClass(), and THROW_EXCEPTION.
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Set the vector of distortion params of the camera from the individual values of the distortion coefficients.
Definition at line 146 of file TCamera.h.
References dist, k1(), k2(), k3(), p1(), and p2().
Referenced by mrpt::hwdrivers::TCaptureOptions_DUO3D::m_camera_int_params_from_yml(), and mrpt::hwdrivers::CRovio::TOptions::TOptions().
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Set the matrix of intrinsic params of the camera from the individual values of focal length and principal point coordinates (in pixels)
Definition at line 101 of file TCamera.h.
References cx(), cy(), fx(), fy(), and intrinsicParams.
Referenced by mrpt::hwdrivers::CImageGrabber_FlyCapture2::getObservation(), and mrpt::hwdrivers::TCaptureOptions_DUO3D::m_camera_int_params_from_yml().
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inlinevirtualinherited |
Introduces a pure virtual method responsible for writing to a mxArray
Matlab object, typically a MATLAB struct
whose contents are documented in each derived class.
mxArray
(caller is responsible of memory freeing) or nullptr is class does not support conversion to MATLAB. Definition at line 90 of file CSerializable.h.
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std::array<double, 5> mrpt::img::TCamera::dist {{.0, .0, .0, .0, .0}} |
[k1 k2 t1 t2 k3] -> k_i: parameters of radial distortion, t_i: parameters of tangential distortion (default=0)
Definition at line 43 of file TCamera.h.
Referenced by mrpt::obs::detail::cam2vec(), mrpt::vision::checkerBoardCameraCalibration(), mrpt::hwdrivers::CKinect::CKinect(), mrpt::vision::computeStereoRectificationMaps(), mrpt::hwdrivers::CSwissRanger3DCamera::CSwissRanger3DCamera(), getDistortionParamsAsVector(), getDistortionParamsVector(), k1(), k2(), k3(), mrpt::hwdrivers::TCaptureOptions_DUO3D::m_camera_int_params_from_yml(), p1(), p2(), setDistortionParamsFromValues(), setDistortionParamsVector(), mrpt::vision::CUndistortMap::setFromCamParams(), mrpt::vision::CStereoRectifyMap::setFromCamParams(), mrpt::img::CImage::undistort(), mrpt::vision::pinhole::undistort_point(), mrpt::vision::pinhole::undistort_points(), and mrpt::obs::detail::vec2cam().
double mrpt::img::TCamera::focalLengthMeters {.0} |
The focal length of the camera, in meters (can be used among 'intrinsicParams' to determine the pixel size).
Definition at line 46 of file TCamera.h.
Referenced by mrpt::obs::CObservation3DRangeScan::recoverCameraCalibrationParameters().
mrpt::math::CMatrixDouble33 mrpt::img::TCamera::intrinsicParams |
Matrix of intrinsic parameters (containing the focal length and principal point coordinates)
Definition at line 40 of file TCamera.h.
Referenced by mrpt::vision::checkerBoardCameraCalibration(), mrpt::vision::computeStereoRectificationMaps(), mrpt::hwdrivers::CSwissRanger3DCamera::CSwissRanger3DCamera(), cx(), cy(), fx(), fy(), mrpt::maps::CLandmarksMap::loadSiftFeaturesFromImageObservation(), mrpt::maps::CLandmarksMap::loadSiftFeaturesFromStereoImageObservation(), mrpt::hwdrivers::TCaptureOptions_DUO3D::m_camera_int_params_from_yml(), mrpt::obs::CObservation3DRangeScan::recoverCameraCalibrationParameters(), mrpt::vision::CUndistortMap::setFromCamParams(), mrpt::vision::CStereoRectifyMap::setFromCamParams(), setIntrinsicParamsFromValues(), mrpt::hwdrivers::CRovio::TOptions::TOptions(), mrpt::img::CImage::undistort(), mrpt::vision::pinhole::undistort_points(), and mrpt::obs::detail::vec2cam().
uint32_t mrpt::img::TCamera::ncols {640} |
Camera resolution.
Definition at line 37 of file TCamera.h.
Referenced by mrpt::vision::checkerBoardCameraCalibration(), mrpt::vision::checkerBoardStereoCalibration(), mrpt::hwdrivers::CKinect::CKinect(), mrpt::hwdrivers::COpenNI2Sensor::cols(), mrpt::hwdrivers::CKinect::cols(), mrpt::vision::computeStereoRectificationMaps(), mrpt::hwdrivers::CSwissRanger3DCamera::CSwissRanger3DCamera(), do_rectify(), mrpt::hwdrivers::CKinect::getNextObservation(), mrpt::obs::CObservation3DRangeScan::getZoneAsObs(), mrpt::hwdrivers::TCaptureOptions_DUO3D::loadOptionsFrom(), mrpt::hwdrivers::CKinect::open(), mrpt::obs::CObservation3DRangeScan::recoverCameraCalibrationParameters(), mrpt::vision::CUndistortMap::setFromCamParams(), and mrpt::vision::CStereoRectifyMap::setFromCamParams().
uint32_t mrpt::img::TCamera::nrows {480} |
Definition at line 37 of file TCamera.h.
Referenced by mrpt::vision::checkerBoardCameraCalibration(), mrpt::vision::checkerBoardStereoCalibration(), mrpt::hwdrivers::CKinect::CKinect(), mrpt::vision::computeStereoRectificationMaps(), mrpt::hwdrivers::CSwissRanger3DCamera::CSwissRanger3DCamera(), do_rectify(), mrpt::hwdrivers::CKinect::getNextObservation(), mrpt::obs::CObservation3DRangeScan::getZoneAsObs(), mrpt::hwdrivers::TCaptureOptions_DUO3D::loadOptionsFrom(), mrpt::hwdrivers::CKinect::open(), mrpt::obs::CObservation3DRangeScan::recoverCameraCalibrationParameters(), mrpt::hwdrivers::COpenNI2Sensor::rows(), mrpt::hwdrivers::CKinect::rows(), mrpt::vision::CUndistortMap::setFromCamParams(), and mrpt::vision::CStereoRectifyMap::setFromCamParams().
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