usMeterPixelConversion Class Reference

#include <visp3/ustk_core/usMeterPixelConversion.h>

Static Public Member Functions
static void	convert (const usImagePostScan2D< unsigned char > &image, const double &x, const double &y, double &u, double &v)
static void	convert (const usImagePostScan3D< unsigned char > &image, const double &x, const double &y, const double &z, double &u, double &v, double &w)

Detailed Description

Conversion between a position in meters in the space and the equivalent pixel position in the ultrasound image.

• The following image shows the correspondance between frames (u,v) and (x,y) for post-scan 2D images:
  
  The following image shows the correspondance between frames (u,v,w) and (x,y,z) for post-scan 3D images with linear motor:
  

Definition at line 60 of file usMeterPixelConversion.h.

Member Function Documentation

convert() [1/2]

void usMeterPixelConversion::convert ( const usImagePostScan2D< unsigned char > &  image, const double &  x, const double &  y, double &  u, double &  v  )

static

Conversion method for 2D ultrasound images.

Parameters

[in]	image	2D Post-scan image with transducer settings well filled.
[in]	x	Position in meters along x axis to convert.
[in]	y	Position in meters along y axis to convert.
[out]	u	Converted position in pixels along x axis.
[out]	v	Converted position in pixels along y axis.

Definition at line 49 of file usMeterPixelConversion.cpp.

References usImagePostScan2D< Type >::getHeightResolution(), usTransducerSettings::getScanLineNumber(), usTransducerSettings::getScanLinePitch(), usTransducerSettings::getTransducerRadius(), usImagePostScan2D< Type >::getWidthResolution(), and usTransducerSettings::isTransducerConvex().

convert() [2/2]

void usMeterPixelConversion::convert ( const usImagePostScan3D< unsigned char > &  image, const double &  x, const double &  y, const double &  z, double &  u, double &  v, double &  w  )

static

Conversion method for 3D ultrasound images.

Parameters

[in]	image	2D Post-scan image with voxels spacings, transducer settings and motor settings well filled.
[in]	x	Position in meters along x axis to convert.
[in]	y	Position in meters along y axis to convert.
[in]	z	Position in meters along z axis to convert.
[out]	u	Converted position in pixels along x axis.
[out]	v	Converted position in pixels along y axis.
[out]	w	Converted position in pixels along z axis.

Definition at line 77 of file usMeterPixelConversion.cpp.

References usImagePostScan3D< Type >::getElementSpacingX(), usImagePostScan3D< Type >::getElementSpacingY(), usImagePostScan3D< Type >::getElementSpacingZ(), usMotorSettings::getFrameNumber(), usMotorSettings::getFramePitch(), usMotorSettings::getMotorRadius(), usMotorSettings::getMotorType(), usImage3D< Type >::getNumberOfFrames(), usTransducerSettings::getScanLineNumber(), usTransducerSettings::getScanLinePitch(), usTransducerSettings::getTransducerRadius(), usImage3D< Type >::getWidth(), usTransducerSettings::isTransducerConvex(), usMotorSettings::LinearMotor, and usMotorSettings::TiltingMotor.