OpenCV  3.4.20-dev
Open Source Computer Vision
Public Member Functions | List of all members
cv::TonemapDrago Class Referenceabstract

Adaptive logarithmic mapping is a fast global tonemapping algorithm that scales the image in logarithmic domain. More...

#include <opencv2/photo.hpp>

Inheritance diagram for cv::TonemapDrago:
cv::Tonemap cv::Algorithm

Public Member Functions

virtual float getBias () const =0
 
virtual float getSaturation () const =0
 
virtual void setBias (float bias)=0
 
virtual void setSaturation (float saturation)=0
 
- Public Member Functions inherited from cv::Tonemap
virtual float getGamma () const =0
 
virtual void process (InputArray src, OutputArray dst)=0
 Tonemaps image. More...
 
virtual void setGamma (float gamma)=0
 
- Public Member Functions inherited from cv::Algorithm
 Algorithm ()
 
virtual ~Algorithm ()
 
virtual void clear ()
 Clears the algorithm state. More...
 
virtual bool empty () const
 Returns true if the Algorithm is empty (e.g. in the very beginning or after unsuccessful read. More...
 
virtual String getDefaultName () const
 
virtual void read (const FileNode &fn)
 Reads algorithm parameters from a file storage. More...
 
virtual void save (const String &filename) const
 
virtual void write (FileStorage &fs) const
 Stores algorithm parameters in a file storage. More...
 
void write (FileStorage &fs, const String &name) const
 
void write (const Ptr< FileStorage > &fs, const String &name=String()) const
 

Additional Inherited Members

- Static Public Member Functions inherited from cv::Algorithm
template<typename _Tp >
static Ptr< _Tp > load (const String &filename, const String &objname=String())
 Loads algorithm from the file. More...
 
template<typename _Tp >
static Ptr< _Tp > loadFromString (const String &strModel, const String &objname=String())
 Loads algorithm from a String. More...
 
template<typename _Tp >
static Ptr< _Tp > read (const FileNode &fn)
 Reads algorithm from the file node. More...
 
- Protected Member Functions inherited from cv::Algorithm
void writeFormat (FileStorage &fs) const
 

Detailed Description

Adaptive logarithmic mapping is a fast global tonemapping algorithm that scales the image in logarithmic domain.

Since it's a global operator the same function is applied to all the pixels, it is controlled by the bias parameter.

Optional saturation enhancement is possible as described in [69] .

For more information see [58] .

Member Function Documentation

◆ getBias()

virtual float cv::TonemapDrago::getBias ( ) const
pure virtual
Python:
cv.TonemapDrago.getBias() -> retval

◆ getSaturation()

virtual float cv::TonemapDrago::getSaturation ( ) const
pure virtual
Python:
cv.TonemapDrago.getSaturation() -> retval

◆ setBias()

virtual void cv::TonemapDrago::setBias ( float  bias)
pure virtual
Python:
cv.TonemapDrago.setBias(bias) -> None

◆ setSaturation()

virtual void cv::TonemapDrago::setSaturation ( float  saturation)
pure virtual
Python:
cv.TonemapDrago.setSaturation(saturation) -> None

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