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nginx

OpenCV 4.11.0

Open Source Computer Vision

BEGIN_CUSTOM_MATHJAX // END_CUSTOM_MATHJAX

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

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

Collaboration diagram for cv::detail::AffineWarper:

Public Member Functions
	AffineWarper (float scale=1.f)
	Construct an instance of the affine warper class. More...

Rect	buildMaps (Size src_size, InputArray K, InputArray H, OutputArray xmap, OutputArray ymap) CV_OVERRIDE
	Builds the projection maps according to the given camera data. More...

Point	warp (InputArray src, InputArray K, InputArray H, int interp_mode, int border_mode, OutputArray dst) CV_OVERRIDE
	Projects the image. More...

Point2f	warpPoint (const Point2f &pt, InputArray K, InputArray H) CV_OVERRIDE
	Projects the image point. More...

Point2f	warpPointBackward (const Point2f &pt, InputArray K, InputArray H) CV_OVERRIDE
	Projects the image point backward. More...

Rect	warpRoi (Size src_size, InputArray K, InputArray H) CV_OVERRIDE

Public Member Functions inherited from cv::detail::PlaneWarper
	PlaneWarper (float scale=1.f)
	Construct an instance of the plane 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...

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...

Point2f	warpPoint (const Point2f &pt, InputArray K, InputArray R) CV_OVERRIDE
	Projects the image point. More...

Point2f	warpPoint (const Point2f &pt, InputArray K, InputArray R, InputArray T)

Point2f	warpPointBackward (const Point2f &pt, InputArray K, InputArray R) CV_OVERRIDE
	Projects the image point backward. More...

Point2f	warpPointBackward (const Point2f &pt, InputArray K, InputArray R, InputArray T)

Rect	warpRoi (Size src_size, InputArray K, InputArray R) CV_OVERRIDE

Rect	warpRoi (Size src_size, InputArray K, InputArray R, InputArray T)

Public Member Functions inherited from cv::detail::RotationWarperBase< PlaneProjector >
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

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) CV_OVERRIDE
	Projects the image point. More...

Point2f	warpPointBackward (const Point2f &pt, InputArray K, InputArray R) CV_OVERRIDE
	Projects the image point backward. More...

Rect	warpRoi (Size src_size, InputArray K, InputArray R) CV_OVERRIDE

Public Member Functions inherited from cv::detail::RotationWarper
virtual	~RotationWarper ()

virtual Rect	buildMaps (Size src_size, InputArray K, InputArray R, OutputArray xmap, OutputArray ymap)=0
	Builds the projection maps according to the given camera data. More...

virtual float	getScale () const

virtual void	setScale (float)

virtual Point	warp (InputArray src, InputArray K, InputArray R, int interp_mode, int border_mode, OutputArray dst)=0
	Projects the image. More...

virtual void	warpBackward (InputArray src, InputArray K, InputArray R, int interp_mode, int border_mode, Size dst_size, OutputArray dst)=0
	Projects the image backward. More...

virtual Point2f	warpPoint (const Point2f &pt, InputArray K, InputArray R)=0
	Projects the image point. More...

virtual Point2f	warpPointBackward (const Point2f &pt, InputArray K, InputArray R)=0
	Projects the image point backward. More...

virtual Rect	warpRoi (Size src_size, InputArray K, InputArray R)=0

Protected Member Functions
void	getRTfromHomogeneous (InputArray H, Mat &R, Mat &T)
	Extracts rotation and translation matrices from matrix H representing affine transformation in homogeneous coordinates. More...

Protected Member Functions inherited from cv::detail::PlaneWarper
void	detectResultRoi (Size src_size, Point &dst_tl, Point &dst_br) CV_OVERRIDE

Protected Member Functions inherited from cv::detail::RotationWarperBase< PlaneProjector >
virtual void	detectResultRoi (Size src_size, Point &dst_tl, Point &dst_br)

void	detectResultRoiByBorder (Size src_size, Point &dst_tl, Point &dst_br)

Additional Inherited Members
Protected Attributes inherited from cv::detail::RotationWarperBase< PlaneProjector >
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

Member Function Documentation

◆ buildMaps()

Rect cv::detail::AffineWarper::buildMaps	(	Size	src_size,
		InputArray	K,
		InputArray	H,
		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
H	Camera extrinsic parameters
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.

◆ 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.

◆ warp()

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

virtual

Projects the image.

Parameters

src	Source image
K	Camera intrinsic parameters
H	Camera extrinsic parameters
interp_mode	Interpolation mode
border_mode	Border extrapolation mode
dst	Projected image

Returns: Project image top-left corner

Reimplemented from cv::detail::PlaneWarper.

◆ warpPoint()

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

virtual

Projects the image point.

Parameters

pt	Source point
K	Camera intrinsic parameters
H	Camera extrinsic parameters

Returns: Projected point

Reimplemented from cv::detail::PlaneWarper.

◆ warpPointBackward()

Point2f cv::detail::AffineWarper::warpPointBackward	(	const Point2f &	pt,
		InputArray	K,
		InputArray	H
	)

virtual

Projects the image point backward.

Parameters

pt	Projected point
K	Camera intrinsic parameters
H	Camera extrinsic parameters

Returns: Backward-projected point

Reimplemented from cv::detail::PlaneWarper.

◆ warpRoi()

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

virtual

Parameters

src_size	Source image bounding box
K	Camera intrinsic parameters
H	Camera extrinsic parameters

Returns: Projected image minimum bounding box

Reimplemented from cv::detail::PlaneWarper.

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

detail/warpers.hpp