cv::detail::AffineWarper Class Reference

Affine warper that uses rotations and translations. More...

#include <opencv2/stitching/detail/warpers.hpp>

Inheritance diagram for cv::detail::AffineWarper:

Collaboration diagram for cv::detail::AffineWarper:

Public Member Functions
	AffineWarper (float scale=1.f)
	Construct an instance of the affine warper class. More...
virtual Rect	buildMaps (Size src_size, InputArray K, InputArray R, InputArray T, OutputArray xmap, OutputArray ymap)
Rect	buildMaps (Size src_size, InputArray K, InputArray R, OutputArray xmap, OutputArray ymap) CV_OVERRIDE
	Builds the projection maps according to the given camera data. More...
float	getScale () const CV_OVERRIDE
void	setScale (float val) CV_OVERRIDE
virtual Point	warp (InputArray src, InputArray K, InputArray R, InputArray T, int interp_mode, int border_mode, OutputArray dst)
Point	warp (InputArray src, InputArray K, InputArray R, int interp_mode, int border_mode, OutputArray dst) CV_OVERRIDE
	Projects the image. More...
void	warpBackward (InputArray src, InputArray K, InputArray R, int interp_mode, int border_mode, Size dst_size, OutputArray dst) CV_OVERRIDE
	Projects the image backward. More...
Point2f	warpPoint (const Point2f &pt, InputArray K, InputArray R, InputArray T)
Point2f	warpPoint (const Point2f &pt, InputArray K, InputArray R) CV_OVERRIDE
	Projects the image point. More...
Rect	warpRoi (Size src_size, InputArray K, InputArray R, InputArray T)
Rect	warpRoi (Size src_size, InputArray K, InputArray R) CV_OVERRIDE

Protected Member Functions
void	detectResultRoi (Size src_size, Point &dst_tl, Point &dst_br) CV_OVERRIDE
void	detectResultRoiByBorder (Size src_size, Point &dst_tl, Point &dst_br)
void	getRTfromHomogeneous (InputArray H, Mat &R, Mat &T)
	Extracts rotation and translation matrices from matrix H representing affine transformation in homogeneous coordinates. More...

Protected Attributes
PlaneProjector	projector_

Detailed Description

Affine warper that uses rotations and translations.

Uses affine transformation in homogeneous coordinates to represent both rotation and translation in camera rotation matrix.

Constructor & Destructor Documentation

AffineWarper()

cv::detail::AffineWarper::AffineWarper ( float  scale = 1.f )

inline

Construct an instance of the affine warper class.

Parameters

scale

Projected image scale multiplier

References CV_OUT, and CV_OVERRIDE.

Member Function Documentation

buildMaps() [1/2]

virtual Rect cv::detail::PlaneWarper::buildMaps ( Size  src_size, InputArray  K, InputArray  R, InputArray  T, OutputArray  xmap, OutputArray  ymap  )

virtualinherited

Reimplemented in cv::detail::PlaneWarperGpu.

buildMaps() [2/2]

Rect cv::detail::AffineWarper::buildMaps ( Size  src_size, InputArray  K, InputArray  R, OutputArray  xmap, OutputArray  ymap  )

virtual

Builds the projection maps according to the given camera data.

Parameters

src_size	Source image size
K	Camera intrinsic parameters
R	Camera rotation matrix
xmap	Projection map for the x axis
ymap	Projection map for the y axis

Returns

Projected image minimum bounding box

Reimplemented from cv::detail::PlaneWarper.

detectResultRoi()

void cv::detail::PlaneWarper::detectResultRoi ( Size  src_size, Point &  dst_tl, Point &  dst_br  )

protectedvirtualinherited

Reimplemented from cv::detail::RotationWarperBase< PlaneProjector >.

detectResultRoiByBorder()

void cv::detail::RotationWarperBase< PlaneProjector >::detectResultRoiByBorder ( Size  src_size, Point &  dst_tl, Point &  dst_br  )

protectedinherited

getRTfromHomogeneous()

void cv::detail::AffineWarper::getRTfromHomogeneous ( InputArray  H, Mat &  R, Mat &  T  )

protected

Extracts rotation and translation matrices from matrix H representing affine transformation in homogeneous coordinates.

getScale()

float cv::detail::RotationWarperBase< PlaneProjector >::getScale ( ) const

inlinevirtualinherited

Reimplemented from cv::detail::RotationWarper.

setScale()

void cv::detail::RotationWarperBase< PlaneProjector >::setScale ( float  val )

inlinevirtualinherited

Reimplemented from cv::detail::RotationWarper.

warp() [1/2]

virtual Point cv::detail::PlaneWarper::warp ( InputArray  src, InputArray  K, InputArray  R, InputArray  T, int  interp_mode, int  border_mode, OutputArray  dst  )

virtualinherited

Reimplemented in cv::detail::PlaneWarperGpu.

warp() [2/2]

Point cv::detail::AffineWarper::warp ( InputArray  src, InputArray  K, InputArray  R, int  interp_mode, int  border_mode, OutputArray  dst  )

virtual

Projects the image.

Parameters

src	Source image
K	Camera intrinsic parameters
R	Camera rotation matrix
interp_mode	Interpolation mode
border_mode	Border extrapolation mode
dst	Projected image

Returns

Project image top-left corner

Reimplemented from cv::detail::PlaneWarper.

warpBackward()

void cv::detail::RotationWarperBase< PlaneProjector >::warpBackward ( InputArray  src, InputArray  K, InputArray  R, int  interp_mode, int  border_mode, Size  dst_size, OutputArray  dst  )

virtualinherited

Projects the image backward.

Parameters

src	Projected image
K	Camera intrinsic parameters
R	Camera rotation matrix
interp_mode	Interpolation mode
border_mode	Border extrapolation mode
dst_size	Backward-projected image size
dst	Backward-projected image

Implements cv::detail::RotationWarper.

warpPoint() [1/2]

Point2f cv::detail::PlaneWarper::warpPoint ( const Point2f &  pt, InputArray  K, InputArray  R, InputArray  T  )

inherited

warpPoint() [2/2]

Point2f cv::detail::AffineWarper::warpPoint ( const Point2f &  pt, InputArray  K, InputArray  R  )

virtual

Projects the image point.

Parameters

pt	Source point
K	Camera intrinsic parameters
R	Camera rotation matrix

Returns

Projected point

Reimplemented from cv::detail::PlaneWarper.

warpRoi() [1/2]

Rect cv::detail::PlaneWarper::warpRoi ( Size  src_size, InputArray  K, InputArray  R, InputArray  T  )

inherited

warpRoi() [2/2]

Rect cv::detail::AffineWarper::warpRoi ( Size  src_size, InputArray  K, InputArray  R  )

virtual

Parameters

src_size	Source image bounding box
K	Camera intrinsic parameters
R	Camera rotation matrix

Returns

Projected image minimum bounding box

Reimplemented from cv::detail::PlaneWarper.

Member Data Documentation

projector_

PlaneProjector cv::detail::RotationWarperBase< PlaneProjector >::projector_

protectedinherited

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The documentation for this class was generated from the following file:

• opencv2/stitching/detail/warpers.hpp