Class to shift/stretch input values to given min/max. More...

#include <ossimShiftFilter.h>

Inheritance diagram for ossimShiftFilter:

Public Member Functions
	ossimShiftFilter ()
	default constructor More...

virtual void	initialize ()

virtual ossimRefPtr< ossimImageData >	getTile (const ossimIrect &tileRect, ossim_uint32 resLevel=0)

virtual ossimString	getClassName () const

virtual ossimString	getLongName () const

virtual ossimString	getShortName () const

virtual double	getNullPixelValue (ossim_uint32 band) const

virtual double	getMinPixelValue (ossim_uint32 band) const

virtual double	getMaxPixelValue (ossim_uint32 band) const

void	setNullPixelValue (double null)
	Set the null output pixel. More...

void	setMinPixelValue (double min)
	Set the min output pixel. More...

void	setMaxPixelValue (double max)
	Set the max output pixel. More...

Public Member Functions inherited from ossimImageSourceFilter
	ossimImageSourceFilter (ossimObject *owner=NULL)

	ossimImageSourceFilter (ossimImageSource *inputSource)

	ossimImageSourceFilter (ossimObject owner, ossimImageSource inputSource)

virtual void	getOutputBandList (std::vector< ossim_uint32 > &bandList) const

virtual ossim_uint32	getNumberOfInputBands () const

virtual bool	loadState (const ossimKeywordlist &kwl, const char *prefix=0)
	Method to the load (recreate) the state of an object from a keyword list. More...

virtual bool	saveState (ossimKeywordlist &kwl, const char *prefix=0) const
	Method to save the state of an object to a keyword list. More...

bool	canConnectMyInputTo (ossim_int32 inputIndex, const ossimConnectableObject *object) const
	required to be overriden by derived classes More...

virtual void	connectInputEvent (ossimConnectionEvent &event)

virtual void	disconnectInputEvent (ossimConnectionEvent &event)

virtual void	propertyEvent (ossimPropertyEvent &event)

virtual void	refreshEvent (ossimRefreshEvent &event)

virtual void	setProperty (ossimRefPtr< ossimProperty > property)

virtual ossimRefPtr< ossimProperty >	getProperty (const ossimString &name) const

virtual void	getPropertyNames (std::vector< ossimString > &propertyNames) const

Public Member Functions inherited from ossimImageSource
	ossimImageSource (ossimObject *owner=0)

	ossimImageSource (ossimObject *owner, ossim_uint32 inputListSize, ossim_uint32 outputListSize, bool inputListIsFixedFlag=true, bool outputListIsFixedFlag=true)

virtual	~ossimImageSource ()

virtual ossimRefPtr< ossimImageData >	getTile (const ossimIpt &origin, ossim_uint32 resLevel=0)

virtual bool	getTile (ossimImageData *result, ossim_uint32 resLevel=0)
	Method to get a tile. More...

virtual ossimObject *	getObject ()
	For RTTI support. More...

virtual const ossimObject *	getObject () const
	For RTTI support. More...

virtual void	getDecimationFactor (ossim_uint32 resLevel, ossimDpt &result) const
	Will return the decimation factor for the given resolution level. More...

virtual void	getDecimationFactors (std::vector< ossimDpt > &decimations) const
	Will return an array of all decimations for each resolution level. More...

virtual ossim_uint32	getNumberOfDecimationLevels () const
	Will return the number of resolution levels. More...

virtual ossim_uint32	getNumberOfOutputBands () const
	Returns the number of bands in a tile returned from this TileSource. More...

virtual ossimScalarType	getOutputScalarType () const
	This will be used to query the output pixel type of the tile source. More...

virtual ossim_uint32	getTileWidth () const
	Returns the default processing tile width. More...

virtual ossim_uint32	getTileHeight () const
	Returns the default processing tile height. More...

virtual ossimIrect	getBoundingRect (ossim_uint32 resLevel=0) const
	This will return the bounding rect of the source. More...

virtual void	getBoundingRect (ossimIrect &rect, ossim_uint32 resLevel=0) const
	Gets the bounding rectangle of the source. More...

virtual void	getValidImageVertices (std::vector< ossimIpt > &validVertices, ossimVertexOrdering ordering=OSSIM_CLOCKWISE_ORDER, ossim_uint32 resLevel=0) const
	ordering specifies how the vertices should be arranged. More...

virtual ossimRefPtr< ossimImageGeometry >	getImageGeometry ()
	Returns the image geometry object associated with this tile source or NULL if not defined. More...

virtual void	setImageGeometry (const ossimImageGeometry *geom)
	Default implementation sets geometry of the first input to the geometry specified. More...

virtual void	saveImageGeometry () const
	Default method to call input's saveImageGeometry. More...

virtual void	saveImageGeometry (const ossimFilename &geometry_file) const
	Default method to call input's saveImageGeometry. More...

virtual bool	isIndexedData () const

Public Member Functions inherited from ossimSource
	ossimSource (ossimObject *owner=0)

	ossimSource (ossimObject *owner, ossim_uint32 inputListSize, ossim_uint32 outputListSize, bool inputListIsFixedFlag=true, bool outputListIsFixedFlag=true)

virtual	~ossimSource ()

virtual bool	isSourceEnabled () const

virtual void	enableSource ()

virtual void	disableSource ()

virtual bool	getEnableFlag () const

virtual void	setEnableFlag (bool flag)

virtual bool	isInitialized () const

virtual void	setInitializedFlag (bool flag)

virtual std::ostream &	print (std::ostream &out) const
	Outputs theErrorStatus as an ossimErrorCode and an ossimString. More...

Public Member Functions inherited from ossimConnectableObject
	ossimConnectableObject (ossimObject *owner=0)
	Base constructor of this object. More...

	ossimConnectableObject (ossimObject *owner, ossim_int32 inputListSize, ossim_int32 outputListSize, bool inputListIsFixedFlag=true, bool outputListIsFixedFlag=true)

virtual	~ossimConnectableObject ()

void	setId (const ossimId &id)
	All connectable objects will have id's. More...

const ossimId &	getId () const
	Will allow us to get this object's id. More...

const ossimObject *	getOwner () const
	Fetches the current owner, most likely a container but not limited to one. More...

virtual void	changeOwner (ossimObject *owner)
	Permits changing the object's owner. More...

virtual void	setDescription (const ossimString &description)

virtual ossimString	getDescription () const

virtual bool	isConnected (ossimConnectableObjectDirectionType direction=CONNECTABLE_DIRECTION_INPUT) const
	will check the direction specified to see if all slots are full. More...

	OSSIM_DEPRECATE_METHOD (virtual ossimConnectableObject *findConnectableObject(const ossimId &id))

	OSSIM_DEPRECATE_METHOD (virtual ossimConnectableObject *findObjectOfType(RTTItypeid typeId, ossimConnectableObjectDirectionType directionType, bool recurse=true))

	OSSIM_DEPRECATE_METHOD (virtual ossimConnectableObject *findObjectOfType(const ossimString &obj, ossimConnectableObjectDirectionType directionType, bool recurse=true))

	OSSIM_DEPRECATE_METHOD (virtual ossimConnectableObject *findInputObjectOfType(const ossimString &className))

virtual ossim_int32	findInputIndex (const ossimConnectableObject *object)
	Return a valid index of the input list if the passed in object is found else return -1. More...

virtual ossim_int32	findInputIndex (const ossimId &id)
	Return a valid index of the input list if the passed id is found else return -1. More...

virtual ossim_int32	findOutputIndex (const ossimConnectableObject *object)
	Return a valid index of the output list if the passed in object is found else return -1. More...

virtual ossim_int32	findOutputIndex (const ossimId &id)
	Return a valid index of the output list if the passed in object is found else return -1. More...

virtual ossim_int32	getMyInputIndexToConnectTo (ossimConnectableObject *object) const
	Should return the first available index to connect to. More...

virtual ossim_int32	getMyOutputIndexToConnectTo (ossimConnectableObject *object) const
	Should return the first available index to connect to. More...

virtual bool	canConnectMyOutputTo (ossim_int32 myOutputIndex, const ossimConnectableObject *object) const
	default implementation is to allow anyone to connect to us. More...

virtual void	disconnect (ossimConnectableObject *object=0)
	Will disconnect the object passed in. More...

virtual void	disconnect (const ossimId &id)
	Will disconnect the object passed in. More...

virtual ossimRefPtr< ossimConnectableObject >	disconnectMyInput (ossim_int32 inputIndex, bool disconnectOutputFlag=true, bool createEventFlag=true)
	Will disconnect the object at the given input index and generate a connection event. More...

virtual void	disconnectMyInput (ossimConnectableObject *input, bool disconnectOutputFlag=true, bool createEventFlag=true)
	Finds the index of the passed in input and calls disconnectMyInput(inputIndex, disconnectOutputFlag, createEventFlag);. More...

virtual void	disconnectMyInputs (ConnectableObjectList &inputList, bool disconnectOutputFlag=true, bool createEventFlag=true)

virtual ossimRefPtr< ossimConnectableObject >	disconnectMyOutput (ossim_int32 outputIndex, bool disconnectInputFlag=true, bool createEventFlag=true)
	Will disconnect the object at the given output index and generate a connection event. More...

virtual void	disconnectMyOutput (ossimConnectableObject *output, bool disconnectInputFlag=true, bool createEventFlag=true)
	Will disconnect the output object. More...

virtual void	disconnectMyOutputs (ConnectableObjectList &outputList, bool disconnectOutputFlag=true, bool createEventFlag=true)

virtual void	disconnectAllInputs ()
	Will disconnect all of the input objects. More...

virtual void	disconnectAllOutputs ()
	Will disconnect all of the output objects. More...

virtual ossim_int32	connectMyInputTo (ossimConnectableObject *inputObject, bool makeOutputConnection=true, bool createEventFlag=true)
	Will try to connect this objects input to the passed in object. More...

virtual ossim_int32	connectMyInputTo (ossim_int32 inputIndex, ossimConnectableObject *inputObject, bool makeOutputConnection=true, bool createEventFlag=true)
	Will connect the specified input to the passed in object. More...

virtual bool	connectMyInputTo (ConnectableObjectList &inputList, bool makeOutputConnection=true, bool createEventFlag=true)

virtual ossim_int32	connectMyOutputTo (ossimConnectableObject *outputObject, bool makeInputConnection=true, bool createEventFlag=true)
	Will try to connect this objects output to the passed in object. More...

virtual bool	connectMyOutputTo (ConnectableObjectList &outputList, bool makeInputConnection=true, bool createEventFlag=true)

virtual bool	connectInputList (ConnectableObjectList &inputList)
	Will disconnect itself from all inputs and reset to the passed in input list. More...

virtual bool	connectOutputList (ConnectableObjectList &outputList)
	Will disconnect itself from all outputs and reset to the passed in output list. More...

virtual ossim_uint32	getNumberOfInputs () const
	Returns the number of input objects. More...

virtual ossim_uint32	getNumberOfOutputs () const
	Return the number of output objects. More...

ossimConnectableObject *	getInput (ossim_uint32 index=0)
	returns the object at the specified index. More...

const ossimConnectableObject *	getInput (ossim_uint32 index=0) const
	returns the object at the specified index. More...

ossimConnectableObject *	getOutput (ossim_uint32 index=0)
	returns the object at the specified index. More...

const ossimConnectableObject *	getOutput (ossim_uint32 index=0) const
	returns the object at the specified index. More...

virtual void	setNumberOfInputs (ossim_int32 numberOfInputs)
	Will set the number of inputs. More...

virtual bool	getInputListIsFixedFlag () const

virtual bool	getOutputListIsFixedFlag () const

virtual void	setNumberOfOutputs (ossim_int32 numberOfInputs)
	Will set the number of outputs. More...

const ConnectableObjectList &	getInputList () const

const ConnectableObjectList &	getOutputList () const

ConnectableObjectList &	getInputList ()

ConnectableObjectList &	getOutputList ()

	OSSIM_DEPRECATE_METHOD (virtual void findAllObjectsOfType(ConnectableObjectList &result, const RTTItypeid &typeInfo, bool recurse=true))

	OSSIM_DEPRECATE_METHOD (virtual void findAllObjectsOfType(ConnectableObjectList &result, const ossimString &className, bool recurse=true))

virtual void	propagateEventToOutputs (ossimEvent &event)

virtual void	propagateEventToInputs (ossimEvent &event)

virtual void	setProperty (const ossimString &name, const ossimString &value)

virtual ossim_uint32	saveStateOfAllInputs (ossimKeywordlist &kwl, bool saveThisStateFlag=true, ossim_uint32 objectIndex=1, const char *prefix=0) const
	Save the state of all inputs to a keyword list. More...

virtual bool	fillContainer (ossimConnectableContainer &container)
	Inserts this object and all of its children and inputs into the container provided. More...

bool	moveInputUp (const ossimId &id)
	Moves the input connection matching id up one in the connection list. More...

bool	moveInputDown (const ossimId &id)
	Moves the input connection matching id down one in the connection list. More...

bool	moveInputToTop (const ossimId &id)
	Moves the input connection matching id to the top of the connection list. More...

bool	moveInputToBottom (const ossimId &id)
	Moves the input connection matching id to the bottom of the connection list. More...

virtual void	accept (ossimVisitor &visitor)
	We will add a visitor interface for all connectable objects. More...

Public Member Functions inherited from ossimObject
	ossimObject ()

virtual	~ossimObject ()

virtual ossimObject *	dup () const

virtual RTTItypeid	getType () const

virtual bool	canCastTo (ossimObject *obj) const

virtual bool	canCastTo (const RTTItypeid &id) const

virtual bool	canCastTo (const ossimString &parentClassName) const

virtual bool	isEqualTo (const ossimObject &obj, ossimCompareType compareType=OSSIM_COMPARE_FULL) const

Public Member Functions inherited from ossimReferenced
	ossimReferenced ()

	ossimReferenced (const ossimReferenced &)

ossimReferenced &	operator= (const ossimReferenced &)

void	ref () const
	increment the reference count by one, indicating that this object has another pointer which is referencing it. More...

void	unref () const
	decrement the reference count by one, indicating that a pointer to this object is referencing it. More...

void	unref_nodelete () const
	decrement the reference count by one, indicating that a pointer to this object is referencing it. More...

int	referenceCount () const

Public Member Functions inherited from ossimListenerManager
	ossimListenerManager ()

virtual	~ossimListenerManager ()

virtual void	fireEvent (ossimEvent &event)

virtual bool	addListener (ossimListener *listener)

virtual bool	removeListener (ossimListener *listener)

virtual bool	findListener (ossimListener *listener)

Public Member Functions inherited from ossimPropertyInterface
	ossimPropertyInterface ()

virtual	~ossimPropertyInterface ()

virtual ossimString	getPropertyValueAsString (const ossimString &name) const

void	getPropertyList (std::vector< ossimRefPtr< ossimProperty > > &propertyList) const

void	setProperties (std::vector< ossimRefPtr< ossimProperty > > &propertyList)

Public Member Functions inherited from ossimErrorStatusInterface
	ossimErrorStatusInterface ()

virtual	~ossimErrorStatusInterface ()

virtual ossimErrorCode	getErrorStatus () const

virtual ossimString	getErrorStatusString () const

virtual void	setErrorStatus (ossimErrorCode error_status) const

virtual void	setErrorStatus () const

virtual void	clearErrorStatus () const

bool	hasError () const

Public Member Functions inherited from ossimConnectableObjectListener
	ossimConnectableObjectListener ()

virtual	~ossimConnectableObjectListener ()

virtual void	processEvent (ossimEvent &event)
	ProcessEvent. More...

virtual void	objectDestructingEvent (ossimObjectDestructingEvent &)

virtual void	connectionEvent (ossimConnectionEvent &)

virtual void	disconnectOutputEvent (ossimConnectionEvent &)

virtual void	connectOutputEvent (ossimConnectionEvent &)

virtual void	addObjectEvent (ossimContainerEvent &)

virtual void	removeObjectEvent (ossimContainerEvent &)

virtual void	containerEvent (ossimContainerEvent &)

Public Member Functions inherited from ossimListener
	ossimListener ()

virtual	~ossimListener ()

void	enableListener ()

void	disableListener ()

void	setListenerEnableFlag (bool flag)

bool	isListenerEnabled () const

bool	getListenerEnableFlag () const

Protected Member Functions
virtual	~ossimShiftFilter ()
	virtual protected destructor More...

Protected Member Functions inherited from ossimImageSourceFilter
virtual	~ossimImageSourceFilter ()

Protected Member Functions inherited from ossimImageSource
	ossimImageSource (const ossimImageSource &rhs)

const ossimImageSource &	operator= (const ossimImageSource &)

Protected Member Functions inherited from ossimSource
	ossimSource (const ossimSource &rhs)

const ossimSource &	operator= (const ossimSource &rhs)

Protected Member Functions inherited from ossimConnectableObject
ossimConnectableObject *	findObjectOfType (ConnectableObjectList *connectableList, ossimVisitor &visitor)

Protected Member Functions inherited from ossimReferenced
virtual	~ossimReferenced ()

Protected Member Functions inherited from ossimListenerManager
	ossimListenerManager (const ossimListenerManager &rhs)

Private Member Functions
	ossimShiftFilter (const ossimShiftFilter &)
	Private to disallow use... More...

ossimShiftFilter &	operator= (const ossimShiftFilter &)
	Private to disallow use... More...

void	allocate ()
	Allocates the tile. More...

template<class T >
void	fillTile (T dummy, const ossimImageData inputTile, ossimImageData outputTile) const
	Template to fill the tile. More...

Private Attributes
ossimRefPtr< ossimImageData >	m_tile

double	m_min

double	m_max

double	m_null

Additional Inherited Members
Public Types inherited from ossimConnectableObject
enum	ossimConnectableObjectDirectionType { CONNECTABLE_DIRECTION_NONE = 0, CONNECTABLE_DIRECTION_INPUT = 1, CONNECTABLE_DIRECTION_OUTPUT = 2 }

typedef std::vector< ossimRefPtr< ossimConnectableObject > >	ConnectableObjectList

Protected Attributes inherited from ossimImageSourceFilter
ossimImageSource *	theInputConnection

Protected Attributes inherited from ossimSource
bool	theEnableFlag

bool	theInitializedFlag

Protected Attributes inherited from ossimConnectableObject
ossimId	theId

ossimString	theDescription

ossimObject *	theOwner

bool	theInputListIsFixedFlag
	Indicates whether the theInputObjectList is fixed. More...

bool	theOutputListIsFixedFlag
	Indicates whether the theOutputObjectList is fixed. More...

ConnectableObjectList	theInputObjectList
	Holds a list of input objects. More...

ConnectableObjectList	theOutputObjectList
	Holds a list of output objects. More...

Protected Attributes inherited from ossimListenerManager
std::list< ossimListener * >	theListenerList

bool	theEnabledFlag

std::list< ossimListener * >	theDelayedAdd

std::list< ossimListener * >	theDelayedRemove

bool	theFireEventFlag

Protected Attributes inherited from ossimErrorStatusInterface
ossimErrorCode	theErrorStatus

Protected Attributes inherited from ossimListener
bool	theListenerEnableFlag

Detailed Description

Class to shift/stretch input values to given min/max.

Callers must set the min, max, null output values. Input data shifted stretch base on:

pix = outMin + (inPix - inMin) * (outMax-outMin)/(inMax-inMin)

See ossim-shift-filter-test.cpp for concrete example of usage.

Definition at line 32 of file ossimShiftFilter.h.

Constructor & Destructor Documentation

◆ ossimShiftFilter() [1/2]

ossimShiftFilter::ossimShiftFilter ( )

default constructor

Definition at line 26 of file ossimShiftFilter.cpp.

    :
    ossimImageSourceFilter(),  // base class
    m_tile(0),
    m_min(ossim::nan()),
    m_max(ossim::nan()),
    m_null(ossim::nan())
 {
    if (traceDebug())
    {
       ossimNotify(ossimNotifyLevel_DEBUG)
          << "ossimShiftFilter::ossimShiftFilter entered...\n";
    }
 }

◆ ~ossimShiftFilter()

ossimShiftFilter::~ossimShiftFilter ( )

protectedvirtual

virtual protected destructor

Definition at line 41 of file ossimShiftFilter.cpp.

42 {

43 }

◆ ossimShiftFilter() [2/2]

ossimShiftFilter::ossimShiftFilter ( const ossimShiftFilter & )

private

Private to disallow use...

Definition at line 304 of file ossimShiftFilter.cpp.

 : m_min(0),m_max(0),m_null(0)
 {
 }

Member Function Documentation

◆ allocate()

void ossimShiftFilter::allocate ( )

private

Allocates the tile.

Called on first getTile.

Definition at line 297 of file ossimShiftFilter.cpp.

References ossimImageDataFactory::create(), ossimImageData::initialize(), ossimImageDataFactory::instance(), and m_tile.

Referenced by getTile().

 {
    m_tile = ossimImageDataFactory::instance()->create(this,this);
    m_tile->initialize();
 }

◆ fillTile()

template<class T >

void ossimShiftFilter::fillTile	(	T	dummy,
		const ossimImageData *	inputTile,
		ossimImageData *	outputTile
	)		const

private

Template to fill the tile.

Parameters

dummy	template type.
inputTile
outputTile

Definition at line 176 of file ossimShiftFilter.cpp.

References ossimImageData::getBuf(), ossimImageData::getMaxPix(), ossimImageData::getMinPix(), ossimImageData::getNullPix(), ossimImageData::getNumberOfBands(), ossimImageData::getSizePerBand(), m_max, m_min, m_null, and ossimImageData::validate().

Referenced by getTile().

 {
    const double BANDS = inputTile->getNumberOfBands();
    const ossim_uint32 SPB = inputTile->getSizePerBand();
    std::vector<double> inNull(BANDS);
    std::vector<double> inMin(BANDS);
    std::vector<double> inMax(BANDS);
    std::vector<double> coef(BANDS);
    ossim_uint32 band = 0;
 
    for( ; band < BANDS; ++band )
    {
       inNull[band] = inputTile->getNullPix(band);
       inMin[band]  = inputTile->getMinPix(band);
       inMax[band]  = inputTile->getMaxPix(band);
       coef[band]   = (m_max-m_min)/(inMax[band]-inMin[band]);
    }
    
    double pix = 0;
    for( band = 0; band < BANDS; ++band )
    {
       const T* inBuf = static_cast<const T*>(inputTile->getBuf(band));
       T* outBuf = static_cast<T*>(outputTile->getBuf(band));
       
       for ( ossim_uint32 i = 0; i < SPB; ++i )
       {
          pix = inBuf[i];
          if (  pix == inNull[band] )
          {
             pix = m_null;
          }
          else
          {
             // Shift and multiply:
             pix = m_min + (pix - inMin[band]) * coef[band];
             
             // Range check:
             pix = pix <= m_max ? (pix >= m_min ? pix : m_min) : m_max;
          }
          
          outBuf[i] = static_cast<T>(pix);
       }
    }
 
    outputTile->validate();
 }

◆ getClassName()

ossimString ossimShiftFilter::getClassName ( ) const

virtual

Returns: "ossimShiftFilter"

Reimplemented from ossimObject.

Definition at line 225 of file ossimShiftFilter.cpp.

 {
    return ossimString("ossimShiftFilter");
 }

◆ getLongName()

ossimString ossimShiftFilter::getLongName ( ) const

virtual

Returns: "OSSIM shift filter"

Reimplemented from ossimObject.

Definition at line 230 of file ossimShiftFilter.cpp.

 {
    return ossimString("OSSIM shift filter");
 }

◆ getMaxPixelValue()

double ossimShiftFilter::getMaxPixelValue ( ossim_uint32 band ) const

virtual

Returns: The max pixel of the band.

Reimplemented from ossimImageSource.

Definition at line 268 of file ossimShiftFilter.cpp.

References ossimImageSource::getMaxPixelValue(), ossim::isnan(), m_max, and ossimSource::theEnableFlag.

 {
    double result = 0;;
    if ( theEnableFlag && !ossim::isnan(m_max) )
    {
       result = m_max;
    }
    else
    {
       result = ossimImageSourceFilter::getMaxPixelValue( band );
    }
    return result;
 }

◆ getMinPixelValue()

double ossimShiftFilter::getMinPixelValue ( ossim_uint32 band ) const

virtual

Returns: The min pixel of the band.

Reimplemented from ossimImageSource.

Definition at line 254 of file ossimShiftFilter.cpp.

References ossimImageSource::getMinPixelValue(), ossim::isnan(), m_min, and ossimSource::theEnableFlag.

 {
    double result = 0;;
    if ( theEnableFlag && !ossim::isnan(m_min) )
    {
       result = m_min;
    }
    else
    {
       result = ossimImageSourceFilter::getMinPixelValue( band );
    }
    return result;
 }

◆ getNullPixelValue()

double ossimShiftFilter::getNullPixelValue ( ossim_uint32 band ) const

virtual

Returns: The null pixel of the band.

Reimplemented from ossimImageSource.

Definition at line 240 of file ossimShiftFilter.cpp.

References ossimImageSource::getNullPixelValue(), ossim::isnan(), m_null, and ossimSource::theEnableFlag.

 {
    double result = 0;;
    if ( theEnableFlag && !ossim::isnan(m_null) )
    {
       result = m_null;
    }
    else
    {
       result = ossimImageSourceFilter::getNullPixelValue( band );
    }
    return result;
 }

◆ getShortName()

ossimString ossimShiftFilter::getShortName ( ) const

virtual

Returns: "shift filter"

Reimplemented from ossimObject.

Definition at line 235 of file ossimShiftFilter.cpp.

 {
    return ossimString("shift filter");
 }

◆ getTile()

ossimRefPtr< ossimImageData > ossimShiftFilter::getTile	(	const ossimIrect &	rect,
		ossim_uint32	resLevel = `0`
	)

virtual

Returns: the requested region of interest

Reimplemented from ossimImageSource.

Definition at line 66 of file ossimShiftFilter.cpp.

References allocate(), fillTile(), ossimRefPtr< T >::get(), ossimDataObject::getDataObjectStatus(), ossimRectilinearDataObject::getScalarType(), ossimImageSource::getTile(), ossim::isnan(), ossimSource::isSourceEnabled(), m_max, m_min, m_null, m_tile, ossimImageData::makeBlank(), OSSIM_EMPTY, OSSIM_FLOAT32, OSSIM_FLOAT64, OSSIM_NORMALIZED_DOUBLE, OSSIM_NORMALIZED_FLOAT, OSSIM_NULL, OSSIM_SCALAR_UNKNOWN, OSSIM_SINT16, OSSIM_SINT32, OSSIM_SINT8, OSSIM_UINT16, OSSIM_UINT32, OSSIM_UINT8, OSSIM_USHORT11, OSSIM_USHORT12, OSSIM_USHORT13, OSSIM_USHORT14, OSSIM_USHORT15, ossimNotify(), ossimNotifyLevel_WARN, ossimImageData::setImageRectangle(), ossimImageSourceFilter::theInputConnection, and ossimImageData::validate().

 {
    ossimRefPtr<ossimImageData> result = 0;
    
    if ( theInputConnection )
    {
       ossimRefPtr<ossimImageData> inputTile = theInputConnection->getTile( tileRect, resLevel );
       
       if ( inputTile.get() && isSourceEnabled() &&
            !ossim::isnan(m_null) && !ossim::isnan(m_min) && !ossim::isnan(m_max) )
       {
          // Get its status of the input tile.
          ossimDataObjectStatus tile_status = inputTile->getDataObjectStatus();
          
          if ( tile_status != OSSIM_NULL )
          {
             if ( !m_tile )
             {
                allocate(); // First time through.
             }
             
             if ( tile_status != OSSIM_EMPTY )
             {
                // Set the origin,bands of the output tile.
                m_tile->setImageRectangle(tileRect);
 
                switch(inputTile->getScalarType())
                {
                   case OSSIM_UINT8:
                   {
                      fillTile( ossim_uint8(0), inputTile.get(), m_tile.get() );
                      break;
                   }
                   case OSSIM_SINT8:
                   {
                      fillTile( ossim_sint8(0), inputTile.get(), m_tile.get() );
                      break;
                   }
                   case OSSIM_UINT16:
                   case OSSIM_USHORT11:
                   case OSSIM_USHORT12:
                   case OSSIM_USHORT13:
                   case OSSIM_USHORT14:
                   case OSSIM_USHORT15:
                   {
                      fillTile( ossim_uint16(0), inputTile.get(), m_tile.get() );
                      break;
                   }
                   case OSSIM_SINT16:
                   {
                      fillTile( ossim_sint16(0), inputTile.get(), m_tile.get() ); 
                      break;
                   }
                   case OSSIM_SINT32:
                   {
                      fillTile( ossim_sint32(0), inputTile.get(), m_tile.get() );
                      break;
                   }
                   case OSSIM_UINT32:
                   {
                      fillTile( ossim_uint32(0), inputTile.get(), m_tile.get() );
                      break;
                   }
                   case OSSIM_FLOAT32: 
                   case OSSIM_NORMALIZED_FLOAT:
                   {
                      fillTile( ossim_float32(0), inputTile.get(), m_tile.get() );
                      break;
                   }
                   case OSSIM_FLOAT64:
                   case OSSIM_NORMALIZED_DOUBLE:
                   {
                      fillTile( ossim_float64(0), inputTile.get(), m_tile.get() );
                      break;
                   }
                   case OSSIM_SCALAR_UNKNOWN:
                   default:
                   {
                      ossimNotify(ossimNotifyLevel_WARN)
                         << "ossimShiftFilter::getTile ERROR Unhandled scalar!" << endl;
                         break;
                   }
             
                } // Matches: switch(inputTile->getScalarType())
 
                m_tile->validate();
             }
             else
             {
                m_tile->makeBlank();
             }
 
             result = m_tile;
             
          } // Matches: if ( tile_status != OSSIM_NULL )
             
       } // Matches: if ( inputTile.get() ... )
 
       if ( !result && inputTile.get() )
       {
          result = inputTile;
       }
            
    } // Matches: if ( theInputConnection ) 
    
    return result;
 }

◆ initialize()

void ossimShiftFilter::initialize ( )

virtual

Reimplemented from ossimImageSourceFilter.

Definition at line 45 of file ossimShiftFilter.cpp.

 {
    if (traceDebug())
    {
       ossimNotify(ossimNotifyLevel_DEBUG)
          << "ossimShiftFilter::initialize entered..." << endl;
    }
 
    //---
    // Call the base class initialize.
    // Note:  This will reset "theInputConnection" if it changed...
    //---
    ossimImageSourceFilter::initialize();
    
    if (traceDebug())
    {
       ossimNotify(ossimNotifyLevel_DEBUG)
          << "ossimShiftFilter::initialize exited..." << endl;
    }
 }

◆ operator=()

ossimShiftFilter & ossimShiftFilter::operator= ( const ossimShiftFilter & )

private

Private to disallow use...

Definition at line 310 of file ossimShiftFilter.cpp.

 {
    return *this;
 }

◆ setMaxPixelValue()

void ossimShiftFilter::setMaxPixelValue ( double max )

Set the max output pixel.

Definition at line 292 of file ossimShiftFilter.cpp.

References m_max, and max.

Referenced by ossimHdf5Tool::initProcessingChain().

 {
    m_max = max;
 }

◆ setMinPixelValue()

void ossimShiftFilter::setMinPixelValue ( double min )

Set the min output pixel.

Definition at line 287 of file ossimShiftFilter.cpp.

References m_min, and min.

Referenced by ossimHdf5Tool::initProcessingChain().

 {
    m_min = min;
 }

◆ setNullPixelValue()

void ossimShiftFilter::setNullPixelValue ( double null )

Set the null output pixel.

Definition at line 282 of file ossimShiftFilter.cpp.

References m_null.

Referenced by ossimHdf5Tool::initProcessingChain().

 {
    m_null = null;
 }

Member Data Documentation

◆ m_max

double ossimShiftFilter::m_max

private

Definition at line 99 of file ossimShiftFilter.h.

Referenced by fillTile(), getMaxPixelValue(), getTile(), and setMaxPixelValue().

◆ m_min

double ossimShiftFilter::m_min

private

Definition at line 98 of file ossimShiftFilter.h.

Referenced by fillTile(), getMinPixelValue(), getTile(), and setMinPixelValue().

◆ m_null

double ossimShiftFilter::m_null

private

Definition at line 100 of file ossimShiftFilter.h.

Referenced by fillTile(), getNullPixelValue(), getTile(), and setNullPixelValue().

◆ m_tile

ossimRefPtr<ossimImageData> ossimShiftFilter::m_tile

private

Definition at line 97 of file ossimShiftFilter.h.

Referenced by allocate(), and getTile().

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

Public Member Functions

Protected Member Functions

Private Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ ossimShiftFilter() [1/2]

◆ ~ossimShiftFilter()

◆ ossimShiftFilter() [2/2]

Member Function Documentation

◆ allocate()

◆ fillTile()

◆ getClassName()

◆ getLongName()

◆ getMaxPixelValue()

◆ getMinPixelValue()

◆ getNullPixelValue()

◆ getShortName()

◆ getTile()

◆ initialize()

◆ operator=()

◆ setMaxPixelValue()

◆ setMinPixelValue()

◆ setNullPixelValue()

Member Data Documentation

◆ m_max

◆ m_min

◆ m_null

◆ m_tile