#include <ossimImageStatisticsSource.h>

Inheritance diagram for ossimImageStatisticsSource:

Public Member Functions
	ossimImageStatisticsSource ()

virtual void	computeStatistics ()

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

const std::vector< ossim_float64 > &	getMean () const

const std::vector< ossim_float64 > &	getMin () const

const std::vector< ossim_float64 > &	getMax () 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 void	initialize ()

virtual void	setProperty (ossimRefPtr< ossimProperty > property)

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

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

virtual bool	saveState (ossimKeywordlist &kwl, const char *prefix=0) const

virtual bool	loadState (const ossimKeywordlist &kwl, const char *prefix=0)

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 ossimString	getShortName () const

virtual ossimString	getLongName () const

virtual ossimString	getClassName () 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

Protected Member Functions
virtual	~ossimImageStatisticsSource ()

void	clearStatistics ()

template<class T >
void	computeStatisticsTemplate (T dummyVariable)

void	setStatsSize (ossim_uint32 size)

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)

Protected Attributes
std::vector< ossim_float64 >	theMean

std::vector< ossim_float64 >	theMin

std::vector< ossim_float64 >	theMax

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

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

Detailed Description

Definition at line 5 of file ossimImageStatisticsSource.h.

Constructor & Destructor Documentation

◆ ossimImageStatisticsSource()

ossimImageStatisticsSource::ossimImageStatisticsSource ( )

Definition at line 15 of file ossimImageStatisticsSource.cpp.

       :ossimSource(0,
                    1,
                    0,
                    true,
                    false)
 {
 }

◆ ~ossimImageStatisticsSource()

ossimImageStatisticsSource::~ossimImageStatisticsSource ( )

protectedvirtual

Definition at line 24 of file ossimImageStatisticsSource.cpp.

 {
    
 }

Member Function Documentation

◆ canConnectMyInputTo()

bool ossimImageStatisticsSource::canConnectMyInputTo	(	ossim_int32	myInputIndex,
		const ossimConnectableObject *	object
	)		const

virtual

required to be overriden by derived classes

Implements ossimConnectableObject.

Definition at line 81 of file ossimImageStatisticsSource.cpp.

References PTR_CAST.

 {
    return (PTR_CAST(ossimImageSource, object)&&(inputIndex < 1));
 }

◆ clearStatistics()

void ossimImageStatisticsSource::clearStatistics ( )

protected

Definition at line 161 of file ossimImageStatisticsSource.cpp.

References theMax, theMean, and theMin.

Referenced by computeStatistics().

 {
    theMean.clear();
    theMin.clear();
    theMax.clear();
 }

◆ computeStatistics()

void ossimImageStatisticsSource::computeStatistics ( )

virtual

Definition at line 29 of file ossimImageStatisticsSource.cpp.

References clearStatistics(), computeStatisticsTemplate(), ossimConnectableObject::getInput(), ossimImageSource::getOutputScalarType(), ossimSource::isSourceEnabled(), OSSIM_DOUBLE, OSSIM_FLOAT, OSSIM_NORMALIZED_DOUBLE, OSSIM_NORMALIZED_FLOAT, OSSIM_SSHORT16, OSSIM_UCHAR, OSSIM_USHORT11, OSSIM_USHORT12, OSSIM_USHORT13, OSSIM_USHORT14, OSSIM_USHORT15, OSSIM_USHORT16, and PTR_CAST.

 {
    ossimImageSource* anInterface = PTR_CAST(ossimImageSource,
                                                      getInput());
 
    if(anInterface&&isSourceEnabled())
    {
       clearStatistics();
       ossimScalarType outputScalarType = anInterface->getOutputScalarType();
 
       switch(outputScalarType)
       {
          case OSSIM_UCHAR:
          {
             computeStatisticsTemplate((ossim_uint8)0);
             break;
          }
          case OSSIM_USHORT16:
          case OSSIM_USHORT11:
          case OSSIM_USHORT12:
          case OSSIM_USHORT13:
          case OSSIM_USHORT14:
          case OSSIM_USHORT15:
          {
             computeStatisticsTemplate((ossim_uint16)0);
             break;
          }
          case OSSIM_SSHORT16:
          {
             computeStatisticsTemplate((ossim_sint16)0);
             break;
          }
          case OSSIM_DOUBLE:
          case OSSIM_NORMALIZED_DOUBLE:
          {
             computeStatisticsTemplate((ossim_float64)0);
             break;
          }
          case OSSIM_FLOAT:
          case OSSIM_NORMALIZED_FLOAT:
          {
             computeStatisticsTemplate((ossim_float32)0);
             break;
          }
          default :
          {
              break;
          }
       }
    }
 }

◆ computeStatisticsTemplate()

template<class T >

void ossimImageStatisticsSource::computeStatisticsTemplate ( T dummyVariable )

protected

Definition at line 88 of file ossimImageStatisticsSource.cpp.

References ossimConnectableObject::connectMyInputTo(), ossimConnectableObject::disconnect(), ossimImageData::getBuf(), ossimDataObject::getDataObjectStatus(), ossimImageData::getHeight(), ossimConnectableObject::getInput(), ossimImageSourceSequencer::getNextTile(), ossimImageData::getNullPix(), ossimImageData::getNumberOfBands(), ossimImageSource::getNumberOfOutputBands(), ossimImageData::getWidth(), OSSIM_EMPTY, setStatsSize(), ossimImageSourceSequencer::setToStartOfSequence(), status, theMax, theMean, and theMin.

Referenced by computeStatistics().

 {
    ossimRefPtr<ossimImageSourceSequencer> sequencer = new ossimImageSourceSequencer;
 
    sequencer->connectMyInputTo(getInput());
    sequencer->setToStartOfSequence();
    ossim_uint32 bands = sequencer->getNumberOfOutputBands();
 
    if(bands)
    {
       setStatsSize(bands);
       ossimRefPtr<ossimImageData> dataObject;
       
       while( (dataObject=sequencer->getNextTile()).valid() )
       {
          ossim_uint32 bandIdx = 0;
          bands = dataObject->getNumberOfBands();
          ossimDataObjectStatus status = dataObject->getDataObjectStatus();
          if((status != OSSIM_EMPTY)&&
             (dataObject->getBuf()))
          {
             ossim_uint32 offsetMax = dataObject->getWidth()*dataObject->getHeight();
             for(bandIdx = 0; bandIdx < bands; ++bandIdx)
             {
                ossim_float64 pixelCount = 0.0;
                ossim_uint32 offset = 0;
                T* dataPtr   = static_cast<T*>(dataObject->getBuf(bandIdx));
                T nullPixel = static_cast<T>(dataObject->getNullPix(bandIdx)); 
                for(offset = 0; offset < offsetMax; ++offset)
                {
                   if((*dataPtr) != nullPixel)
                   {
                      theMean[bandIdx] += *dataPtr;
                      if((*dataPtr) < theMin[bandIdx])
                      {
                         theMin[bandIdx] = (*dataPtr);
                      }
                      if((*dataPtr) > theMax[bandIdx])
                      {
                         theMax[bandIdx] = (*dataPtr);
                      }
                      ++pixelCount;
                   }
                   ++dataPtr;
                }
                if(pixelCount > 0)
                {
                   theMean[bandIdx] /= pixelCount;
                }
             }
          }
       }
    }
    
    sequencer->disconnect();
    sequencer = 0;
 }

◆ getMax()

const std::vector< ossim_float64 > & ossimImageStatisticsSource::getMax ( ) const

Definition at line 156 of file ossimImageStatisticsSource.cpp.

References theMax.

 {
    return theMax;
 }

◆ getMean()

const std::vector< ossim_float64 > & ossimImageStatisticsSource::getMean ( ) const

Definition at line 146 of file ossimImageStatisticsSource.cpp.

References theMean.

 {
    return theMean;
 }

◆ getMin()

const std::vector< ossim_float64 > & ossimImageStatisticsSource::getMin ( ) const

Definition at line 151 of file ossimImageStatisticsSource.cpp.

References theMin.

 {
    return theMin;
 }

◆ setStatsSize()

void ossimImageStatisticsSource::setStatsSize ( ossim_uint32 size )

protected

Definition at line 168 of file ossimImageStatisticsSource.cpp.

References OSSIM_DEFAULT_MAX_PIX_DOUBLE, OSSIM_DEFAULT_MIN_PIX_DOUBLE, size, theMax, theMean, and theMin.

Referenced by computeStatisticsTemplate().

 {
    theMean.resize(size);
    theMin.resize(size);
    theMax.resize(size);
 
    std::fill(theMean.begin(),
              theMean.end(),
              (ossim_float64)0.0);
    std::fill(theMin.begin(),
              theMin.end(),
              OSSIM_DEFAULT_MAX_PIX_DOUBLE);
    std::fill(theMax.begin(),
              theMax.end(),
              (ossim_float64)OSSIM_DEFAULT_MIN_PIX_DOUBLE);
 }