VarianceChannel Class Reference

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

#include <Channels/VarianceChannel.H>

Inheritance diagram for VarianceChannel:

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Collaboration diagram for VarianceChannel:

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List of all members.

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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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.

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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(), OModelParam< T >::getVal(), Image< T >::initialized(), itsMap, LevelSpec::levMax(), LevelSpec::levMin(), LevelSpec::mapLevel(), mean(), min(), Image< T >::resize(), and sum().

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