OpenCV  3.4.20-dev
Open Source Computer Vision
Public Types | Public Member Functions | Static Public Member Functions | Protected Attributes | List of all members
cv::detail::Blender Class Reference

Base class for all blenders. More...

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

Inheritance diagram for cv::detail::Blender:
cv::detail::FeatherBlender cv::detail::MultiBandBlender

Public Types

enum  {
  NO,
  FEATHER,
  MULTI_BAND
}
 

Public Member Functions

virtual ~Blender ()
 
virtual void blend (InputOutputArray dst, InputOutputArray dst_mask)
 Blends and returns the final pano. More...
 
virtual void feed (InputArray img, InputArray mask, Point tl)
 Processes the image. More...
 
void prepare (const std::vector< Point > &corners, const std::vector< Size > &sizes)
 Prepares the blender for blending. More...
 
virtual void prepare (Rect dst_roi)
 

Static Public Member Functions

static Ptr< BlendercreateDefault (int type, bool try_gpu=false)
 

Protected Attributes

UMat dst_
 
UMat dst_mask_
 
Rect dst_roi_
 

Detailed Description

Base class for all blenders.

Simple blender which puts one image over another

Member Enumeration Documentation

◆ anonymous enum

anonymous enum
Enumerator
NO 
FEATHER 
MULTI_BAND 

Constructor & Destructor Documentation

◆ ~Blender()

virtual cv::detail::Blender::~Blender ( )
inlinevirtual

Member Function Documentation

◆ blend()

virtual void cv::detail::Blender::blend ( InputOutputArray  dst,
InputOutputArray  dst_mask 
)
virtual

Blends and returns the final pano.

Parameters
dstFinal pano
dst_maskFinal pano mask

Reimplemented in cv::detail::MultiBandBlender, and cv::detail::FeatherBlender.

Examples:
samples/cpp/stitching_detailed.cpp.

◆ createDefault()

static Ptr<Blender> cv::detail::Blender::createDefault ( int  type,
bool  try_gpu = false 
)
static

◆ feed()

virtual void cv::detail::Blender::feed ( InputArray  img,
InputArray  mask,
Point  tl 
)
virtual

Processes the image.

Parameters
imgSource image
maskSource image mask
tlSource image top-left corners

Reimplemented in cv::detail::MultiBandBlender, and cv::detail::FeatherBlender.

Examples:
samples/cpp/stitching_detailed.cpp.

◆ prepare() [1/2]

void cv::detail::Blender::prepare ( const std::vector< Point > &  corners,
const std::vector< Size > &  sizes 
)

Prepares the blender for blending.

Parameters
cornersSource images top-left corners
sizesSource image sizes
Examples:
samples/cpp/stitching_detailed.cpp.

◆ prepare() [2/2]

virtual void cv::detail::Blender::prepare ( Rect  dst_roi)
virtual

This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.

Reimplemented in cv::detail::MultiBandBlender, and cv::detail::FeatherBlender.

Member Data Documentation

◆ dst_

UMat cv::detail::Blender::dst_
protected

◆ dst_mask_

UMat cv::detail::Blender::dst_mask_
protected

◆ dst_roi_

Rect cv::detail::Blender::dst_roi_
protected

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