VarianceChannel Class Reference

#include <Channels/VarianceChannel.H>

Inheritance diagram for VarianceChannel:

[legend]Collaboration diagram for VarianceChannel:

[legend]List of all members.

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Detailed Description

A variance channel, computes the variance in an image patch.

CAUTION: this channel will throw a fatal exception if your LevelSpec contains more than one level or if that level is different from the maplevel or if the deltas are non-zero.

Definition at line 48 of file VarianceChannel.H.

Public Member Functions
	VarianceChannel (OptionManager &mgr)
	Construct with standard params.
virtual	~VarianceChannel ()
	Destructor.
virtual bool	outputAvailable () const
	overload
Protected Member Functions
virtual void	doInput (const InputFrame &inframe)
	special input function
virtual Image< float >	getOutput ()
	special output function
Protected Attributes
Image< float >	itsMap
	our variance map

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Constructor & Destructor Documentation

VarianceChannel::VarianceChannel (  OptionManager &  mgr  )

Construct with standard params. Definition at line 46 of file VarianceChannel.C.

VarianceChannel::~VarianceChannel (   )  [virtual]

Destructor. Definition at line 53 of file VarianceChannel.C.

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Member Function Documentation

void VarianceChannel::doInput (  const InputFrame &  inframe  )  [protected, virtual]

special input function Reimplemented from SingleChannel. Definition at line 61 of file VarianceChannel.C. References ASSERT, Image< T >::begin(), Image< T >::beginw(), LevelSpec::delMax(), LevelSpec::delMin(), InputFrame::getHeight(), OModelParam< T >::getVal(), InputFrame::getWidth(), InputFrame::grayFloat(), h, i, Image< T >::initialized(), SingleChannel::itsLevelSpec, itsMap, LevelSpec::levMax(), LevelSpec::levMin(), LevelSpec::mapLevel(), mean(), rutz::min(), Image< T >::resize(), src, sum, and w.

Image< float > VarianceChannel::getOutput (   )  [protected, virtual]

special output function Reimplemented from SingleChannel. Definition at line 116 of file VarianceChannel.C. References itsMap.

bool VarianceChannel::outputAvailable (   )  const [virtual]

overload Reimplemented from SingleChannel. Definition at line 57 of file VarianceChannel.C. References Image< T >::initialized(), and itsMap.

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Member Data Documentation

Image<float> VarianceChannel::itsMap [protected]

our variance map Definition at line 67 of file VarianceChannel.H. Referenced by doInput(), getOutput(), and outputAvailable().

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

• src/Channels/VarianceChannel.H
• src/Channels/VarianceChannel.C

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