Class cv::detail::CylindricalWarper

Warper that maps an image onto the x*x + z*z = 1 cylinder.

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

Collaboration diagram for cv::detail::CylindricalWarper:

Public Member Functions

Public Member Functions inherited from cv::detail::RotationWarperBase

Return	Name	Description
Rect	buildMaps(     Size src_size,     InputArray K,     InputArray R,     OutputArray xmap,     OutputArray ymap )	Builds the projection maps according to the given camera data.
float	getScale()
void	setScale(float val)
Point	warp(     InputArray src,     InputArray K,     InputArray R,     int interp_mode,     int border_mode,     OutputArray dst )	Projects the image.
void	warpBackward(     InputArray src,     InputArray K,     InputArray R,     int interp_mode,     int border_mode,     Size dst_size,     OutputArray dst )	Projects the image backward.
Point2f	warpPoint(     const Point2f & pt,     InputArray K,     InputArray R )	Projects the image point.
Point2f	warpPointBackward(     const Point2f & pt,     InputArray K,     InputArray R )	Projects the image point backward.
Rect	warpRoi(     Size src_size,     InputArray K,     InputArray R )

Public Member Functions inherited from cv::detail::RotationWarper

Return	Name	Description
	~RotationWarper()
Rect	buildMaps(     Size src_size,     InputArray K,     InputArray R,     OutputArray xmap,     OutputArray ymap )	Builds the projection maps according to the given camera data.
float	getScale()
void	setScale(float)
Point	warp(     InputArray src,     InputArray K,     InputArray R,     int interp_mode,     int border_mode,     OutputArray dst )	Projects the image.
void	warpBackward(     InputArray src,     InputArray K,     InputArray R,     int interp_mode,     int border_mode,     Size dst_size,     OutputArray dst )	Projects the image backward.
Point2f	warpPoint(     const Point2f & pt,     InputArray K,     InputArray R )	Projects the image point.
Point2f	warpPointBackward(     const Point2f & pt,     InputArray K,     InputArray R )	Projects the image point backward.
Rect	warpRoi(     Size src_size,     InputArray K,     InputArray R )

Additional Inherited Members

Protected Member Functions inherited from cv::detail::RotationWarperBase

Return	Name	Description
void	detectResultRoi(     Size src_size,     Point & dst_tl,     Point & dst_br )
void	detectResultRoiByBorder(     Size src_size,     Point & dst_tl,     Point & dst_br )

Protected Attributes inherited from cv::detail::RotationWarperBase

Return	Name	Description
P	projector_

Detailed Description

Warper that maps an image onto the xx + zz = 1 cylinder.

Examples

samples/cpp/stitching_detailed.cpp.

Constructor & Destructor Documentation

CylindricalWarper()

cv::detail::CylindricalWarper::CylindricalWarper(float scale)

Construct an instance of the cylindrical warper class.

Parameters

• scale — Projected image scale multiplier

Member Function Documentation

buildMaps()

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

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

warp()

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

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

detectResultRoi()

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

Source file

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

• opencv2/stitching/detail/warpers.hpp