#include <ossimMrSidReader.h>

Inheritance diagram for ossimMrSidReader:

Public Member Functions
	ossimMrSidReader ()
	default construtor More...

virtual	~ossimMrSidReader ()
	virtural destructor More...

virtual ossimString	getShortName () const
	Returns short name. More...

virtual ossimString	getLongName () const
	Returns long name. More...

virtual ossimString	getClassName () const
	Returns class name. More...

virtual ossimRefPtr< ossimImageData >	getTile (const ossimIrect &rect, ossim_uint32 resLevel=0)
	Method to grab a tile(rectangle) from image. More...

virtual ossim_uint32	getNumberOfInputBands () const
	Returns the number of bands in the image. More...

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

virtual ossim_uint32	getImageTileWidth () const
	Returns the tile width of the image or 0 if the image is not tiled. More...

virtual ossim_uint32	getImageTileHeight () const
	Returns the tile width of the image or 0 if the image is not tiled. More...

virtual ossimScalarType	getOutputScalarType () const
	Returns the output pixel type of the tile source. More...

virtual void	getDecimationFactor (ossim_uint32 resLevel, ossimDpt &result) const
	Gets the decimation factor for a resLevel. More...

virtual void	getDecimationFactors (vector< ossimDpt > &decimations) const
	Get array of decimations for all levels. More...

virtual ossim_uint32	getNumberOfDecimationLevels () const
	Returns the number of decimation levels. More...

virtual ossim_uint32	getNumberOfLines (ossim_uint32 resLevel=0) const
	Gets number of lines for res level. More...

virtual ossim_uint32	getNumberOfSamples (ossim_uint32 resLevel=0) const
	Gets the number of samples for res level. More...

virtual bool	open ()
	Open method. More...

virtual bool	isOpen () const
	Method to test for open file stream. More...

virtual void	closeEntry ()
	Method to close current entry. More...

virtual ossimRefPtr< ossimImageGeometry >	getImageGeometry ()
	Returns the image geometry object associated with this tile source or NULL if non defined. More...

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...

Public Member Functions inherited from ossimImageHandler
	ossimImageHandler ()
	Constructor (default): More...

virtual	~ossimImageHandler ()
	Destructor: Derived classes should implement. More...

virtual void	initialize ()
	initialize Does nothing in this class. More...

virtual bool	openOverview ()
	Searches for an overview. More...

virtual bool	openOverview (const ossimFilename &overview_file)
	Calls closeOverview(), then attempts to open the overview_file. More...

virtual void	closeOverview ()
	If theOverview is initialized it will be deleted and set to NULL. More...

virtual const ossimImageHandler *	getOverview () const

virtual bool	hasOverviews () const

virtual ossimFilename	createDefaultOverviewFilename () const

virtual ossimFilename	createDefaultGeometryFilename () const

virtual ossimFilename	createDefaultMetadataFilename () const

virtual ossimFilename	createDefaultHistogramFilename () const

virtual ossimFilename	createDefaultValidVerticesFilename () const

virtual bool	writeValidImageVertices (const std::vector< ossimIpt > &vertices, const ossimFilename &file=ossimFilename(""))
	Outputs vertices to file and updates the internal vertex array variable "theValidImageVertices". More...

virtual bool	openValidVertices (const ossimFilename &vertices_file)
	Opens the valid image vertices file and sets theValidImageVerticesFile variable. More...

virtual bool	openValidVertices ()
	Creates vertices file name based on image, then tries to open. More...

virtual bool	open (const ossimFilename &imageFile, ossim_uint32 entryIndex)
	Opens the image file. More...

virtual bool	open (const ossimFilename &imageFile)

virtual bool	open (std::shared_ptr< ossim::ImageHandlerState > state)

virtual void	close ()
	Deletes the overview and clears the valid image vertices. More...

virtual bool	buildHistogram (int numberOfRLevels=0, ossimHistogramMode mode=OSSIM_HISTO_MODE_NORMAL)
	Build a histogram for image file. More...

virtual bool	buildAllHistograms (int numberOfRLevels=0, ossimHistogramMode mode=OSSIM_HISTO_MODE_NORMAL)
	Build a histograms for all image entries. More...

virtual bool	buildOverview (ossimImageHandlerOverviewCompressionType compressionType=OSSIM_OVERVIEW_COMPRESSION_NONE, ossim_uint32 quality=75, ossimFilterResampler::ossimFilterResamplerType resampleType=ossimFilterResampler::ossimFilterResampler_BOX, bool includeFullResFlag=false)
	Will build over file for theImageFile. More...

virtual bool	buildAllOverviews (ossimImageHandlerOverviewCompressionType compressionType=OSSIM_OVERVIEW_COMPRESSION_NONE, ossim_uint32 quality=75, ossimFilterResampler::ossimFilterResamplerType resampleType=ossimFilterResampler::ossimFilterResampler_BOX, bool includeFullResFlag=false)
	Will build over file for all image entries. More...

virtual bool	buildOverview (const ossimFilename &filename, ossimImageHandlerOverviewCompressionType compressionType=OSSIM_OVERVIEW_COMPRESSION_NONE, ossim_uint32 quality=75, ossimFilterResampler::ossimFilterResamplerType resampleType=ossimFilterResampler::ossimFilterResampler_BOX, bool includeFullResFlag=false)
	Will build an over file for filename. More...

ossimRefPtr< ossimMultiResLevelHistogram >	getImageHistogram () const
	Fetches the current entry image's histogram. More...

virtual void	setImageGeometry (ossimImageGeometry *geom)
	Sets the image geometry object. More...

virtual void	saveImageGeometry () const
	Saves the image geometry to a file that will be made based on the image file name. More...

virtual void	saveImageGeometry (const ossimFilename &geometry_file) const
	Saves the image geometry to a file that will be made based on the image file name. More...

virtual ossimIrect	getImageRectangle (ossim_uint32 resLevel=0) const
	Returns zero-based bounding rectangle of the image. More...

virtual ossimIrect	getBoundingRect (ossim_uint32 resLevel=0) const
	Returns zero-based bounding rectangle of the image. More...

virtual ossim_uint32	getNumberOfReducedResSets () const
	This method is obsolete. More...

virtual void	setFilename (const ossimFilename &filename)
	Sets the filename. More...

virtual const ossimFilename &	getFilename () const
	Returns the filename. More...

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

virtual bool	isValidRLevel (ossim_uint32 resLevel) const
	Determines if the passed in reslution level is valid. More...

bool	canConnectMyInputTo (ossim_int32 inputIndex, const ossimConnectableObject *object) const
	Connection rule. More...

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

virtual bool	isBandSelector () const
	Indicates whether or not the image handler can control output band selection via the setOutputBandList method. More...

virtual bool	setOutputBandList (const std::vector< ossim_uint32 > &band_list)
	If the image handler "isBandSeletor()" then the band selection of the output chip can be controlled. More...

virtual bool	setOutputToInputBandList ()
	If the image handler "isBandSeletor()" then the band selection of the output are set to input or identity. More...

virtual bool	isIdentityBandList (const std::vector< ossim_uint32 > &bandList) const
	Convenience method to see if band list is identity. More...

virtual bool	isImageTiled () const
	Indicates whether or not the image is tiled internally. More...

virtual bool	hasMetaData () const

virtual ossimRefPtr< ossimNBandLutDataObject >	getLut () const

virtual bool	hasLut () const

virtual void	loadMetaData ()
	There is an external file with an omd extension. More...

virtual double	getMinPixelValue (ossim_uint32 band=0) const
	Retuns the min pixel value. More...

virtual double	getMaxPixelValue (ossim_uint32 band=0) const
	Returns the max pixel of the band. More...

virtual double	getNullPixelValue (ossim_uint32 band=0) const
	Each band has a null pixel associated with it. More...

virtual void	setMinPixelValue (ossim_uint32 band, const ossim_float64 &pix)
	convenience method to set min pixel value. More...

virtual void	setMaxPixelValue (ossim_uint32 band, const ossim_float64 &pix)
	convenience method to set max pixel value. More...

virtual void	setNullPixelValue (ossim_uint32 band, const ossim_float64 &pix)
	convenience method to set null pixel value. More...

virtual ossim_uint32	getCurrentEntry () const

virtual ossim_uint32	getNumberOfEntries () const

virtual void	getEntryName (ossim_uint32 entryIdx, std::string &name) const
	Get the name of entry as a string. More...

virtual void	getEntryList (std::vector< ossim_uint32 > &entryList) const

virtual void	getEntryNames (std::vector< ossimString > &entryNames) const

bool	useEntryIndex () const
	Convenience method to determine if entry index should be used for support files, e.g. More...

ossimFilename	getOverviewFile () const

virtual bool	setCurrentEntry (ossim_uint32 entryIdx)

virtual void	setProperty (ossimRefPtr< ossimProperty > property)

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

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

ossimFilename	getFilenameWithThisExtension (const ossimString &ext, bool set_e0_prefix=false) const
	Returns the image file with extension set using supplentary directory for dirname if set. More...

void	getFilenameWithThisExt (const ossimString &ext, ossimFilename &f) const
	Returns the image file with extension set using supplentary directory for dirname if set. More...

ossim_uint32	getStartingResLevel () const

void	setStartingResLevel (ossim_uint32 level)

bool	getOpenOverviewFlag () const

void	setOpenOverviewFlag (bool flag)
	Sets theOpenOverviewFlag. More...

virtual void	setSupplementaryDirectory (const ossimFilename &dir)
	Sets the supplementary directory. More...

virtual const ossimFilename &	getSupplementaryDirectory () const
	Returns the supplementary directory. More...

const ossimString &	getImageID () const
	Fetches the image ID. More...

void	setImageID (const ossimString &id)
	Sets the image ID in case it is externally generated. More...

ossimPixelType	getPixelType () const
	Returns the raster pixel alignment type. More...

virtual bool	getRgbBandList (std::vector< ossim_uint32 > &bandList) const
	Convenience method to get the zero based rgb output band list. More...

template<class T >
std::shared_ptr< T >	getStateAs ()

template<class T >
std::shared_ptr< const T >	getStateAs () const

std::shared_ptr< ossim::ImageHandlerState >	getState ()

std::shared_ptr< const ossim::ImageHandlerState >	getState () const

void	setState (std::shared_ptr< ossim::ImageHandlerState > state)

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

virtual void	getOutputBandList (std::vector< ossim_uint32 > &bandList) const
	Initializes bandList. 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 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 void	setImageGeometry (const ossimImageGeometry *geom)
	Default implementation sets geometry of the first input to the geometry specified. 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

Protected Member Functions
virtual ossimRefPtr< ossimImageGeometry >	getExternalImageGeometry () const
	Gets the image geometry from external ".geom" or ".aux.xml" file. More...

virtual ossimRefPtr< ossimImageGeometry >	getInternalImageGeometry () const
	Method to get geometry from internal mrsid tags. More...

Protected Member Functions inherited from ossimImageHandler
virtual bool	getOverviewTile (ossim_uint32 resLevel, ossimImageData *result)
	Method to get an overview tile. More...

bool	initVertices (const char *file)
	Opens file and attempts to initialize the valid image vertices. More...

virtual void	completeOpen ()
	Will complete the opening process. More...

void	initImageParameters (ossimImageGeometry *geom) const
	Convenience method to set things needed in the image geometry from the image handler. More...

virtual void	establishDecimationFactors ()
	Virtual method determines the decimation factors at each resolution level. More...

virtual bool	setOutputBandList (const std::vector< ossim_uint32 > &inBandList, std::vector< ossim_uint32 > &outBandList)
	Convenience method to set output band list. More...

void	getFilenameWithNoExtension (ossimFilename &f) const
	Get filename with no extension, using supplentary directory for dirname if set. More...

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
bool	computeDecimationFactors (std::vector< ossimDpt > &decimations) const

bool	getImageDimensions (std::vector< ossimIrect > &tileDims) const

ossimProjection *	getGeoProjection ()

void	getDataType ()

void	computeMinMax ()

bool	getMetadataElement (LTIMetadataDatabase metaDb, const char tagName, void pValue, int iLength=0)

Private Attributes
MrSIDImageReader *	theReader

LTINavigator *	theImageNavigator

ossim_uint32	theMinDwtLevels

ossimIrect	theImageRect

std::vector< ossimIrect >	theMrSidDims
	Has sub image offset. More...

ossim_uint32	theNumberOfBands

ossimScalarType	theScalarType

ossimRefPtr< ossimImageData >	theTile

Additional Inherited Members
Public Types inherited from ossimImageHandler
enum	ossimImageHandlerOverviewCompressionType { OSSIM_OVERVIEW_COMPRESSION_NONE = 0, OSSIM_OVERVIEW_COMPRESSION_JPEG, OSSIM_OVERVIEW_COMPRESSION_LZW, OSSIM_OVERVIEW_COMPRESSION_DEFLATE, OSSIM_OVERVIEW_COMPRESSION_PACKBITS }

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 ossimImageHandler
ossimFilename	theImageFile

ossimFilename	theOverviewFile

ossimFilename	theSupplementaryDirectory

ossimRefPtr< ossimImageHandler >	theOverview

vector< ossimIpt >	theValidImageVertices

ossimImageMetaData	theMetaData

ossimRefPtr< ossimImageGeometry >	theGeometry

ossimRefPtr< ossimNBandLutDataObject >	theLut

std::vector< ossimDpt >	theDecimationFactors

ossimString	theImageID

ossim_uint32	theStartingResLevel
	theStartingResLevel If set to something other than zero(default) this is indicative that the reader is an overview. More...

bool	theOpenOverviewFlag
	If true opening of overviews will be attempted. More...

ossimPixelType	thePixelType

std::shared_ptr< ossim::ImageHandlerState >	m_state

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

Detailed Description

Definition at line 38 of file ossimMrSidReader.h.

Constructor & Destructor Documentation

◆ ossimMrSidReader()

ossimMrSidReader::ossimMrSidReader ( )

default construtor

◆ ~ossimMrSidReader()

ossimMrSidReader::~ossimMrSidReader ( )

virtual

virtural destructor

Definition at line 85 of file ossimMrSidReader.cpp.

References closeEntry(), theImageNavigator, and theReader.

 {
    closeEntry();
 
    // Note: Not a ref ptr.  This is a  MrSIDImageReader*.
    if ( theReader )
    {
       theReader->release();
       theReader = 0;
    }
    if (theImageNavigator != 0)
    {
       delete theImageNavigator;
       theImageNavigator = 0;
    }
 }

Member Function Documentation

◆ closeEntry()

void ossimMrSidReader::closeEntry ( )

virtual

Method to close current entry.

Note: There is a bool kdu_compressed_source::close() and a void ossimImageHandler::close(); hence, a new close to avoid conflicting return types.

Definition at line 319 of file ossimMrSidReader.cpp.

References ossimImageHandler::close(), and theTile.

Referenced by ~ossimMrSidReader().

 {
    theTile = 0;
    
    ossimImageHandler::close();
 }

◆ computeDecimationFactors()

bool ossimMrSidReader::computeDecimationFactors ( std::vector< ossimDpt > & decimations ) const

private

Definition at line 522 of file ossimMrSidReader.cpp.

References getNumberOfDecimationLevels(), getNumberOfLines(), getNumberOfSamples(), ossimDpt::x, and ossimDpt::y.

Referenced by getDecimationFactors().

 {
    bool result = true;
 
    decimations.clear();
 
    const ossim_uint32 LEVELS = getNumberOfDecimationLevels();
 
    for (ossim_uint32 level = 0; level < LEVELS; ++level)
    {
       ossimDpt pt;
 
       if (level == 0)
       {
          // Assuming r0 is full res for now.
          pt.x = 1.0;
          pt.y = 1.0;
       }
       else
       {
          // Get the sample decimation.
          ossim_float64 r0 = getNumberOfSamples(0);
          ossim_float64 rL = getNumberOfSamples(level);
          if ( (r0 > 0.0) && (rL > 0.0) )
          {
             pt.x = rL / r0;
          }
          else
          {
             result = false;
             break;
          }
 
          // Get the line decimation.
          r0 = getNumberOfLines(0);
          rL = getNumberOfLines(level);
          if ( (r0 > 0.0) && (rL > 0.0) )
          {
             pt.y = rL / r0;
          }
          else
          {
             result = false;
             break;
          }
       }
 
       decimations.push_back(pt);
    }
 
    if (traceDebug())
    {
       ossimNotify(ossimNotifyLevel_DEBUG)
          << "ossimMrSidReader::computeDecimationFactors DEBUG\n";
       for (ossim_uint32 i = 0; i < decimations.size(); ++i)
       {
          ossimNotify(ossimNotifyLevel_DEBUG)
             << "decimation[" << i << "]: " << decimations[i]
             << std::endl;
       }
    }
 
    return result;
 }

◆ computeMinMax()

void ossimMrSidReader::computeMinMax ( )

private

Definition at line 999 of file ossimMrSidReader.cpp.

1000 {

1001 }

◆ getClassName()

ossimString ossimMrSidReader::getClassName ( ) const

virtual

Returns class name.

Returns: "ossimMrSidReader"

Reimplemented from ossimObject.

Definition at line 112 of file ossimMrSidReader.cpp.

 {
    return ossimString("ossimMrSidReader");
 }

◆ getDataType()

void ossimMrSidReader::getDataType ( )

private

Definition at line 633 of file ossimMrSidReader.cpp.

References OSSIM_FLOAT32, OSSIM_FLOAT64, OSSIM_SCALAR_UNKNOWN, OSSIM_SINT16, OSSIM_SINT32, OSSIM_SINT8, OSSIM_UINT16, OSSIM_UINT32, OSSIM_UINT8, theReader, and theScalarType.

 {
    if (theReader != 0)
    {
       LTIDataType pixelType = theReader->getPixelProps().getDataType();   
 
       LTIPixel pixel = theReader->getPixelProps();
 
       switch (pixelType)
       {
          case LTI_DATATYPE_UINT8:
          {
             theScalarType = OSSIM_UINT8;
             break;
          }
          case LTI_DATATYPE_SINT8:
          {
             theScalarType = OSSIM_SINT8;
             break;
          }
          case LTI_DATATYPE_UINT16:
          {
             theScalarType = OSSIM_UINT16;
             break;
          }
          case LTI_DATATYPE_SINT16:
          {
             theScalarType = OSSIM_SINT16;
             break;
          }
          case LTI_DATATYPE_UINT32:
          {
             theScalarType = OSSIM_UINT32;
             break;
          }
          case LTI_DATATYPE_SINT32:
          {
             theScalarType = OSSIM_SINT32;
             break;
          }
          case LTI_DATATYPE_FLOAT32:
          {
             theScalarType = OSSIM_FLOAT32;
             break;
          }
          case LTI_DATATYPE_FLOAT64:
          {
             theScalarType = OSSIM_FLOAT64;
             break;
          }
          default:
          {
             theScalarType = OSSIM_SCALAR_UNKNOWN;
             break;
          }
       }
    }
 }

◆ getDecimationFactor()

void ossimMrSidReader::getDecimationFactor	(	ossim_uint32	resLevel,
		ossimDpt &	result
	)		const

virtual

Gets the decimation factor for a resLevel.

Parameters

resLevel	Reduced resolution set for requested decimation.
result	ossimDpt to initialize with requested decimation.

Reimplemented from ossimImageHandler.

Definition at line 117 of file ossimMrSidReader.cpp.

References ossimImageGeometry::decimationFactor(), ossimDpt::makeNan(), ossimImageHandler::theGeometry, and ossimRefPtr< T >::valid().

 {
    if (theGeometry.valid())
    {
       theGeometry->decimationFactor(resLevel, result);
    }
    else
    {
       result.makeNan();
    }
 }

◆ getDecimationFactors()

void ossimMrSidReader::getDecimationFactors ( vector< ossimDpt > & decimations ) const

virtual

Get array of decimations for all levels.

Parameters

decimations Vector to initialize with decimations.

Reimplemented from ossimImageHandler.

Definition at line 130 of file ossimMrSidReader.cpp.

References computeDecimationFactors(), ossimImageGeometry::decimationFactors(), ossimImageGeometry::getNumberOfDecimations(), ossimImageGeometry::setDiscreteDecimation(), ossimImageHandler::theGeometry, and ossimRefPtr< T >::valid().

 {
    if (theGeometry.valid())
    {
       if ( theGeometry->getNumberOfDecimations() )
       {
          theGeometry->decimationFactors(decimations);
       }
       else
       {
          // First time called...
          if ( computeDecimationFactors(decimations) )
          {
             theGeometry->setDiscreteDecimation(decimations);
          }
          else
          {
             decimations.clear();
          }
       }
    }
    else
    {
       if ( !computeDecimationFactors(decimations) )
       {
          decimations.clear();
       }
    }
 }

◆ getExternalImageGeometry()

ossimRefPtr< ossimImageGeometry > ossimMrSidReader::getExternalImageGeometry ( ) const

protectedvirtual

Gets the image geometry from external ".geom" or ".aux.xml" file.

Returns: The image geometry object associated with this mrsid image.

Reimplemented from ossimImageHandler.

Definition at line 480 of file ossimMrSidReader.cpp.

References ossimFilename::exists(), ossimRefPtr< T >::get(), ossimImageHandler::getExternalImageGeometry(), ossimAuxXmlSupportData::getProjection(), ossimImageGeometry::setProjection(), ossimImageHandler::theImageFile, and ossimRefPtr< T >::valid().

Referenced by getImageGeometry().

 {
    // Check for external .geom file:
    ossimRefPtr<ossimImageGeometry> geom = ossimImageHandler::getExternalImageGeometry();
    if ( geom.valid() == false )
    {
       // Check for .aux.xml file:
       ossimFilename auxXmlFile = theImageFile;
       auxXmlFile += ".aux.xml";
       if  ( auxXmlFile.exists() )
       {
          ossimAuxXmlSupportData sd;
          ossimRefPtr<ossimProjection> proj = sd.getProjection( auxXmlFile );
          if ( proj.valid() )
          {
             geom = new ossimImageGeometry();
             geom->setProjection( proj.get() );
          }
       }
    }
    return geom;
 }

◆ getGeoProjection()

ossimProjection * ossimMrSidReader::getGeoProjection ( )

private

Definition at line 692 of file ossimMrSidReader.cpp.

 {
    if (theReader == 0)
       return 0;
 
    // A local KWL will be filled as items are read from the support data. At the end,
    // the projection factory will be provided with the populated KWL to instantiate proper 
    // map projection. No prefix needed.
    ossimKeywordlist kwl; 
 
    // Add the lines and samples.
    kwl.add(ossimKeywordNames::NUMBER_LINES_KW, getNumberOfLines(0));
    kwl.add(ossimKeywordNames::NUMBER_SAMPLES_KW, getNumberOfSamples(0));
 
    ossimString proj_type;
    ossimString datum_type;
    ossimString scale_units  = "unknown";
    ossimString tie_pt_units = "unknown";
 
    ossim_uint32 code = 0;
    ossim_uint32 gcsCode = 0;
    ossim_uint32 pcsCode = 0;
 
    const LTIGeoCoord& geo = theReader->getGeoCoord();
    LTIMetadataDatabase metaDb = theReader->getMetadata();
 
 #if 0 /* Please keep for debug. (drb) */
    for (ossim_uint32 i = 0; i < metaDb.getIndexCount(); ++i )
    {
       const LTIMetadataRecord* rec = 0;
       metaDb.getDataByIndex(i, rec);
       cout << "rec.getTagName(): " << rec->getTagName() << endl;
    }
    const char* projStr = geo.getWKT();
    if ( projStr )
    {
       std::string wktStr = projStr;
       
       cout << "wktStr: " << wktStr << endl;
       ossimWkt wkt;
       if ( wkt.open( wktStr ) )
       {
          cout << "kwl:\n" << wkt.getKwl() << endl;
       }
    }
 #endif
    
    // Can only handle non-rotated images since only projection object returned (no 2d transform):
    if( (geo.getXRot() != 0.0) || (geo.getYRot() != 0.0))
       return 0;
 
    bool gcsFound = getMetadataElement(
       metaDb, "GEOTIFF_NUM::2048::GeographicTypeGeoKey", &gcsCode);
    bool pcsFound = getMetadataElement(
       metaDb, "GEOTIFF_NUM::3072::ProjectedCSTypeGeoKey", &pcsCode);
 
    if (gcsFound && !pcsFound)
    {
       code = gcsCode;
       kwl.add(ossimKeywordNames::TYPE_KW, "ossimEquDistCylProjection");
       proj_type = "ossimEquDistCylProjection";
       kwl.add(ossimKeywordNames::PCS_CODE_KW, code);
       tie_pt_units = "degrees";
 
       // Assign units if set in Metadata
       char unitStr[200];
       if (getMetadataElement(metaDb, "GEOTIFF_CHAR::GeogAngularUnitsGeoKey",
                              &unitStr, sizeof(unitStr)) == true)
       {
          ossimString unitTag(unitStr);
          if ( unitTag.contains("Angular_Degree") ) // decimal degrees
             scale_units = "degrees";
          else if ( unitTag.contains("Angular_Minute") ) // decimal minutes
             scale_units = "minutes";
          else if ( unitTag.contains("Angular_Second") ) // decimal seconds
             scale_units = "seconds";
       }
    }
    else 
    {
       if (!pcsFound)
       {
          pcsFound = getMetadataElement(metaDb, "GEOTIFF_NUM::3074::ProjectionGeoKey", &code);
       }
       else
       {
         code = pcsCode;
       }
 
       if (pcsFound)
       {
          kwl.add(ossimKeywordNames::PCS_CODE_KW, code);
 
          ossimString unitTag;
 
          char unitStr[200];
          if (getMetadataElement(metaDb, "GEOTIFF_CHAR::ProjLinearUnitsGeoKey", &unitStr, 
                                 sizeof(unitStr)) == true )
          {
             unitTag = unitStr;
          }
          else
          {
             // Have data with no ProjLinearUnitsGeoKey so try WKT string.
             const char* wktProjStr = geo.getWKT();
             if ( wktProjStr )
             {
                std::string wktStr = wktProjStr;
                ossimWkt wkt;
                if ( wkt.parse( wktStr ) )
                {
                   unitTag = wkt.getKwl().findKey( std::string("PROJCS.UNIT.name") );
                }
             }
          }
 
          if ( unitTag.size() )
          {
             unitTag.downcase();
             
             if ( unitTag.contains("meter") ||  unitTag.contains("metre") )
             {
                scale_units = "meters";
             }
             else if ( unitTag.contains("linear_foot_us_survey") )
             {
                scale_units = "us_survey_feet";
             }
             else if ( unitTag.contains("linear_foot") )
             {
                scale_units = "feet";
             }
             tie_pt_units = scale_units;
          }
          
       }
       else
       {
          // Try with WKT:
          const char* projStr = geo.getWKT();
          kwl.add(ossimKeywordNames::TYPE_KW, projStr);
       }
    }
 
    char rasterTypeStr[200];
    strcpy( rasterTypeStr, "unnamed" );
    double topLeftX = geo.getX(); // AMBIGUOUS! OLK 5/10
    double topLeftY = geo.getY(); // AMBIGUOUS! OLK 5/10
    if (getMetadataElement(metaDb, "GEOTIFF_CHAR::GTRasterTypeGeoKey", &rasterTypeStr, sizeof(rasterTypeStr)) == true)
    {
       ossimString rasterTypeTag(rasterTypeStr);
 
       // If the raster type is pixel_is_area, shift the tie point by
       // half a pixel to locate it at the pixel center. 
       if ( rasterTypeTag.contains("RasterPixelIsPoint") )
       {
          topLeftX -= geo.getXRes() / 2.0;  // AMBIGUOUS -- DOESN'T MATCH COMMENT! OLK 5/10
          topLeftY += geo.getYRes() / 2.0;  // AMBIGUOUS! OLK 5/10
       }
    }
    ossimDpt gsd(fabs(geo.getXRes()), fabs(geo.getYRes()));
    ossimDpt tie(topLeftX, topLeftY);
 
    // CANNOT HANDLE 2D TRANSFORMS -- ONLY REAL PROJECTIONS. (OLK 5/10)
    //std::stringstream mString;
    //mString << ossimString::toString(geo.getXRes(), 20)
    //  << " " << ossimString::toString(geo.getXRot(), 20)
    //  << " " << 0 << " "
    //  << ossimString::toString(geo.getX(), 20)
    //  << " " << ossimString::toString(geo.getYRot(), 20)
    //  << " " << ossimString::toString(geo.getYRes(), 20)
    //  << " " << 0 << " "
    //  << ossimString::toString(geo.getY(), 20)
    //  << " " << 0 << " " << 0 << " " << 1 << " " << 0
    //  << " " << 0 << " " << 0 << " " << 0 << " " << 1;
    //kwl.add(ossimKeywordNames::IMAGE_MODEL_TRANSFORM_MATRIX_KW, mString.str().c_str());
 
    // if meta data does not have the code info, try to read from .aux file
    if (code == 0)
    {
       ossimFilename auxFile = theImageFile;
       auxFile.setExtension("aux");
       ossimAuxFileHandler auxHandler;
       if (auxFile.exists() && auxHandler.open(auxFile))
       {
          ossimString proj_name = auxHandler.getProjectionName();
          ossimString datum_name = auxHandler.getDatumName();
          ossimString unitType = auxHandler.getUnitType();
 
          // HACK: Geographic projection is specified in non-WKT format. Intercepting here. OLK 5/10
          // TODO: Need projection factory that can handle miscellaneous non-WKT specs as they are 
          //       encountered. 
          if (proj_name.contains("Geographic"))
          {
             kwl.add(ossimKeywordNames::TYPE_KW, "ossimEquDistCylProjection", false);
             scale_units = "degrees";
             tie_pt_units = "degrees";
          }
          else
          {
             // pass along MrSid's projection name and pray it can be resolved:
             kwl.add(ossimKeywordNames::PROJECTION_KW, proj_name, false);
             if (unitType.empty())
             {
                if (proj_name.downcase().contains("feet"))
                {
                   scale_units = "feet";
                   tie_pt_units = "feet";
                }
             }
             else
             {
                scale_units = unitType;
                tie_pt_units = unitType;
             }
          }
 
          // HACK: WGS-84 is specified in non-WKT format. Intercepting here. OLK 5/10
          // TODO: Need datum factory that can handle miscellaneous non-WKT specs as they are 
          //       encountered. 
          if (datum_name.contains("WGS") && datum_name.contains("84"))
             kwl.add(ossimKeywordNames::DATUM_KW, "EPSG:6326");
          else
             kwl.add(ossimKeywordNames::DATUM_KW, datum_name, false);
       }
    }
 
    if ( scale_units.empty()  || (scale_units == "unknown" ) ||
         tie_pt_units.empty() || (tie_pt_units == "unknown" ) )
    {
       ossimNotify(ossimNotifyLevel_WARN)
          << "ossimMrSidReader::getProjection WARNING: Undefined units!"
          << "\nscale units:  " << scale_units
          << "\ntie_pt_units: " << tie_pt_units
          << std::endl;
    }
 
    kwl.add(ossimKeywordNames::PIXEL_SCALE_XY_KW, gsd.toString());
    kwl.add(ossimKeywordNames::PIXEL_SCALE_UNITS_KW, scale_units);
    kwl.add(ossimKeywordNames::TIE_POINT_XY_KW, tie.toString());
    kwl.add(ossimKeywordNames::TIE_POINT_UNITS_KW, tie_pt_units);
 
    ossimProjection* proj = 
       ossimProjectionFactoryRegistry::instance()->createProjection(kwl);
    return proj;
 }

◆ getImageDimensions()

bool ossimMrSidReader::getImageDimensions ( std::vector< ossimIrect > & tileDims ) const

private

Definition at line 588 of file ossimMrSidReader.cpp.

References ossimIrect::height(), theImageRect, theReader, and ossimIrect::width().

 {
    bool result = true;
 
    tileDims.clear();
 
    if (theReader != 0)
    {
       ossim_uint32 levels = theReader->getNumLevels();
 
       for (ossim_uint32 level=0; level <= levels; ++level)
       {
          lt_uint32 width = 0;
          lt_uint32 height = 0;
 
          double mag = LTIUtils::levelToMag(level);
          LTIUtils::getDimsAtMag(theImageRect.width(), theImageRect.height(), mag, width, height);
 
          // Make the imageRect upper left relative to any sub image offset.
          ossimIrect imageRect(0, 0, width-1, height-1);
 
          tileDims.push_back(imageRect);
       }
    }
    else
    {
       result = false;
    }
 
    return result;
 }

◆ getImageGeometry()

ossimRefPtr< ossimImageGeometry > ossimMrSidReader::getImageGeometry ( )

virtual

Returns the image geometry object associated with this tile source or NULL if non defined.

The geometry contains full-to-local image transform as well as projection (image-to-world).

Reimplemented from ossimImageHandler.

Definition at line 447 of file ossimMrSidReader.cpp.

References ossimImageGeometryRegistry::extendGeometry(), ossimRefPtr< T >::get(), getExternalImageGeometry(), getInternalImageGeometry(), ossimImageGeometry::getProjection(), ossimImageHandler::initImageParameters(), ossimImageGeometryRegistry::instance(), and ossimImageHandler::theGeometry.

Referenced by getTile().

 {
    if ( !theGeometry )
    {
       //---
       // Check for external geom:
       //---
       theGeometry = getExternalImageGeometry();
       
       if ( !theGeometry )
       {
          //---
          // Check the internal geometry first to avoid a factory call.
          //---
          theGeometry = getInternalImageGeometry();
 
          // At this point it is assured theGeometry is set.
 
          // Check for set projection.
          if ( !theGeometry->getProjection() )
          {
             // Try factories for projection.
             ossimImageGeometryRegistry::instance()->extendGeometry(this);
          }
       }
 
       // Set image things the geometry object should know about.
       initImageParameters( theGeometry.get() );
    }
 
    return theGeometry;
 }

◆ getImageTileHeight()

ossim_uint32 ossimMrSidReader::getImageTileHeight ( ) const

virtual

Returns the tile width of the image or 0 if the image is not tiled.

Note: this is not the same as the ossimImageSource::getTileHeight which returns the output tile height which can be different than the internal image tile height on disk.

Implements ossimImageHandler.

Definition at line 428 of file ossimMrSidReader.cpp.

References ossimIrect::height(), theImageRect, and theMrSidDims.

 {
    ossim_uint32 result = 0;
    if ( theMrSidDims.size() )
    {
       if ( theMrSidDims[0].height() != theImageRect.height() )
       {
          // Not a single tile.
          result = theMrSidDims[0].height();
       }
    }
    return result;
 }

◆ getImageTileWidth()

ossim_uint32 ossimMrSidReader::getImageTileWidth ( ) const

virtual

Returns the tile width of the image or 0 if the image is not tiled.

Note: this is not the same as the ossimImageSource::getTileWidth which returns the output tile width which can be different than the internal image tile width on disk.

Implements ossimImageHandler.

Definition at line 414 of file ossimMrSidReader.cpp.

References theImageRect, theMrSidDims, and ossimIrect::width().

 {
    ossim_uint32 result = 0;
    if ( theMrSidDims.size() )
    {
       if ( theMrSidDims[0].width() != theImageRect.width() )
       {
          // Not a single tile.
          result = theMrSidDims[0].width();
       }
    }
    return result;
 }

◆ getInternalImageGeometry()

ossimRefPtr< ossimImageGeometry > ossimMrSidReader::getInternalImageGeometry ( ) const

protectedvirtual

Method to get geometry from internal mrsid tags.

Returns: The image geometry object associated with this mrsid image.

Reimplemented from ossimImageHandler.

Definition at line 503 of file ossimMrSidReader.cpp.

Referenced by getImageGeometry().

 {
    static const char MODULE[] = "ossimMrSidReader::getInternalImageGeometry";
    if (traceDebug())
    {
       ossimNotify(ossimNotifyLevel_DEBUG) << MODULE << " entered...\n";
    }
 
    ossimRefPtr<ossimImageGeometry> geom = new ossimImageGeometry();
 
    // Must cast away constness.
    ossimMrSidReader* th = const_cast<ossimMrSidReader*>(this);
    ossimRefPtr<ossimProjection> proj = th->getGeoProjection();
 
    geom->setProjection(proj.get());
 
    return geom;
 }

◆ getLongName()

ossimString ossimMrSidReader::getLongName ( ) const

virtual

Returns long name.

Returns: "ossim mrsid reader"

Reimplemented from ossimObject.

Definition at line 107 of file ossimMrSidReader.cpp.

 {
    return ossimString("ossim mrsid reader");
 }

◆ getMetadataElement()

bool ossimMrSidReader::getMetadataElement	(	LTIMetadataDatabase	metaDb,
		const char *	tagName,
		void *	pValue,
		int	iLength = `0`
	)

private

Definition at line 940 of file ossimMrSidReader.cpp.

Referenced by getGeoProjection().

 {
    if (!metaDb.has(tagName))
    {
       return false;
    }
 
    const LTIMetadataRecord* metaRec = 0;
    metaDb.get(tagName, metaRec );
 
    if (!metaRec->isScalar())
    {
       return false;
    }
 
    // XXX: return FALSE if we have more than one element in metadata record
    int iSize;
    switch(metaRec->getDataType())
    {
       case LTI_METADATA_DATATYPE_UINT8:
       case LTI_METADATA_DATATYPE_SINT8:
          iSize = 1;
          break;
       case LTI_METADATA_DATATYPE_UINT16:
       case LTI_METADATA_DATATYPE_SINT16:
          iSize = 2;
          break;
       case LTI_METADATA_DATATYPE_UINT32:
       case LTI_METADATA_DATATYPE_SINT32:
       case LTI_METADATA_DATATYPE_FLOAT32:
          iSize = 4;
          break;
       case LTI_METADATA_DATATYPE_FLOAT64:
          iSize = 8;
          break;
       case LTI_METADATA_DATATYPE_ASCII:
          iSize = iLength;
          break;
       default:
          iSize = 0;
          break;
    }
 
    if ( metaRec->getDataType() == LTI_METADATA_DATATYPE_ASCII )
    {
       strncpy( (char *)pValue, ((const char**)metaRec->getScalarData())[0], iSize );
       ((char *)pValue)[iSize - 1] = '\0';
    }
    else
    {
       memcpy( pValue, metaRec->getScalarData(), iSize);
    }
 
    return true;
 }

◆ getNumberOfDecimationLevels()

ossim_uint32 ossimMrSidReader::getNumberOfDecimationLevels ( ) const

virtual

Returns the number of decimation levels.

This returns the total number of decimation levels. It is important to note that res level 0 or full resolution is included in the list and has decimation values 1.0, 1.0

Returns: The number of decimation levels.

Reimplemented from ossimImageHandler.

Definition at line 161 of file ossimMrSidReader.cpp.

References ossimImageHandler::getNumberOfDecimationLevels(), theMinDwtLevels, ossimImageHandler::theOverview, and ossimRefPtr< T >::valid().

Referenced by computeDecimationFactors().

 {
    ossim_uint32 result = 1; // Add r0
    
    if (theMinDwtLevels)
    {
       //---
       // Add internal overviews.
       //---
       result += theMinDwtLevels;
    }
 
    if (theOverview.valid())
    {
       //---
       // Add external overviews.
       //---
       result += theOverview->getNumberOfDecimationLevels();
    }
 
    return result;
 }

◆ getNumberOfInputBands()

ossim_uint32 ossimMrSidReader::getNumberOfInputBands ( ) const

virtual

Returns the number of bands in the image.

Satisfies pure virtual from ImageHandler class.

Implements ossimImageSource.

Definition at line 404 of file ossimMrSidReader.cpp.

References theNumberOfBands.

 {
    return theNumberOfBands;
 }

◆ getNumberOfLines()

ossim_uint32 ossimMrSidReader::getNumberOfLines ( ossim_uint32 resLevel = 0 ) const

virtual

Gets number of lines for res level.

Parameters

resLevel Reduced resolution level to return lines of. Default = 0

Returns: The number of lines for specified reduced resolution level.

Implements ossimImageHandler.

Definition at line 184 of file ossimMrSidReader.cpp.

References ossimImageHandler::getNumberOfSamples(), ossimImageHandler::isValidRLevel(), theMinDwtLevels, theMrSidDims, ossimImageHandler::theOverview, and ossimRefPtr< T >::valid().

Referenced by computeDecimationFactors(), and getGeoProjection().

 {
    ossim_uint32 result = 0;
    if ( isValidRLevel(resLevel) )
    {
       if (resLevel <= theMinDwtLevels)
       {
          if (theMrSidDims.size() > 0)
          {
             result = theMrSidDims[resLevel].height();
          }
       }
       else if (theOverview.valid())
       {
          result = theOverview->getNumberOfSamples(resLevel);
       }
    }
    return result;
 }

◆ getNumberOfOutputBands()

ossim_uint32 ossimMrSidReader::getNumberOfOutputBands ( ) const

virtual

Returns the number of bands in a tile returned from this TileSource.

Note: we are supporting sources that can have multiple data objects. If you want to know the scalar type of an object you can pass in the

Reimplemented from ossimImageSource.

Definition at line 409 of file ossimMrSidReader.cpp.

References theNumberOfBands.

 {
    return theNumberOfBands;
 }

◆ getNumberOfSamples()

ossim_uint32 ossimMrSidReader::getNumberOfSamples ( ossim_uint32 resLevel = 0 ) const

virtual

Gets the number of samples for res level.

Parameters

resLevel Reduced resolution level to return samples of. Default = 0

Returns: The number of samples for specified reduced resolution level.

Implements ossimImageHandler.

Definition at line 205 of file ossimMrSidReader.cpp.

References ossimImageHandler::getNumberOfSamples(), ossimImageHandler::isValidRLevel(), theMinDwtLevels, theMrSidDims, ossimImageHandler::theOverview, and ossimRefPtr< T >::valid().

Referenced by computeDecimationFactors(), and getGeoProjection().

 {
    ossim_uint32 result = 0;
    if ( isValidRLevel(resLevel) )
    {
       if (resLevel <= theMinDwtLevels)
       {
          if (theMrSidDims.size() > 0)
          {
             result = theMrSidDims[resLevel].width();
          }
       }
       else if (theOverview.valid())
       {
          result = theOverview->getNumberOfSamples(resLevel);
       }
    }
    return result;
 }

◆ getOutputScalarType()

ossimScalarType ossimMrSidReader::getOutputScalarType ( ) const

virtual

Returns the output pixel type of the tile source.

Reimplemented from ossimImageSource.

Definition at line 442 of file ossimMrSidReader.cpp.

References theScalarType.

Referenced by getTile().

 {
    return theScalarType;
 }

◆ getShortName()

ossimString ossimMrSidReader::getShortName ( ) const

virtual

Returns short name.

Returns: "ossim_mrsid_reader"

Reimplemented from ossimObject.

Definition at line 102 of file ossimMrSidReader.cpp.

 {
    return ossimString("ossim_mrsid_reader");
 }

◆ getTile()

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

virtual

Method to grab a tile(rectangle) from image.

Parameters

rect	The zero based rectangle to grab.
resLevel	The reduced resolution level to grab from.

Returns: The ref pointer with the image data pointer.

Reimplemented from ossimImageSource.

Definition at line 326 of file ossimMrSidReader.cpp.

References ossimIrect::clipToRect(), ossimIrect::completely_within(), ossimImageGeometry::decimationFactor(), ossimImageHandler::getBoundingRect(), ossimImageData::getBuf(), getImageGeometry(), getOutputScalarType(), ossimImageSource::getTile(), ossimIrect::height(), ossimIrect::intersects(), isOpen(), ossimSource::isSourceEnabled(), ossimImageHandler::isValidRLevel(), ossimDpt::lat, ossimImageData::loadBand(), ossimIrect::lr(), ossimImageData::makeBlank(), ossimImageData::setImageRectangle(), ossimRectilinearDataObject::setScalarType(), ossimImageHandler::theGeometry, theImageNavigator, theMinDwtLevels, theNumberOfBands, ossimImageHandler::theOverview, theReader, theTile, ossimIrect::ul(), ossimRefPtr< T >::valid(), ossimImageData::validate(), ossimIrect::width(), ossimIpt::x, and ossimIpt::y.

 {
    LT_STATUS sts = LT_STS_Uninit;
 
    // This tile source bypassed, or invalid res level, return null tile.
    if(!isSourceEnabled() || !isOpen() || !isValidRLevel(resLevel))
    {
       return ossimRefPtr<ossimImageData>();
    }
 
    ossimIrect imageBound = getBoundingRect(resLevel);
    if(!rect.intersects(imageBound))
    {
       return ossimRefPtr<ossimImageData>();
    }
 
    // Check for overview.
    if( resLevel > theMinDwtLevels )
    {
       if(theOverview.valid())
       {
          ossimRefPtr<ossimImageData> tileData = theOverview->getTile(rect, resLevel);
          tileData->setScalarType(getOutputScalarType());
          return tileData;
       }
    }
 
    theTile->setImageRectangle(rect);
 
    // Compute clip rectangle with respect to the image bounds.
    ossimIrect clipRect   = rect.clipToRect(imageBound);
 
    if (rect.completely_within(clipRect) == false)
    {
       // Not filling whole tile so blank it out first.
       theTile->makeBlank();
    }
 
    lt_uint16 anOssimBandIndex = 0;
 
    LTIPixel pixel(theReader->getColorSpace(), theNumberOfBands, theReader->getDataType());
    LTISceneBuffer sceneBuffer(pixel, clipRect.width(), clipRect.height(), NULL);
 
    if (!theGeometry.valid())
    {
       theGeometry = getImageGeometry();
    }
    double mag = theGeometry->decimationFactor(resLevel).lat;
    sts = theImageNavigator->setSceneAsULWH(clipRect.ul().x,
                                            clipRect.ul().y,
                                            clipRect.lr().x - clipRect.ul().x + 1,
                                            clipRect.lr().y - clipRect.ul().y + 1, mag);
 
    LTIScene scene = theImageNavigator->getScene();
    sts = theReader->read(scene, sceneBuffer);
 
    if (LT_SUCCESS(sts) == true)
    {
       if(clipRect == rect)
       {
          void *buf = theTile->getBuf();
          sceneBuffer.exportDataBSQ(buf);
       }
       else
       {
          for(anOssimBandIndex = 0; anOssimBandIndex < theNumberOfBands; anOssimBandIndex++)
          {
             theTile->loadBand(sceneBuffer.getBandData(anOssimBandIndex),//sceneBuffer.getTotalBandData(anOssimBandIndex),
                               clipRect, anOssimBandIndex);
          }
       }
    }
 
    theTile->validate();
    return theTile;
 }

◆ isOpen()

bool ossimMrSidReader::isOpen ( ) const

virtual

Method to test for open file stream.

Returns: true if open, false if not.

Implements ossimImageHandler.

Definition at line 314 of file ossimMrSidReader.cpp.

References ossimRefPtr< T >::get(), and theTile.

Referenced by getTile().

 {
    return theTile.get();
 }

◆ loadState()

bool ossimMrSidReader::loadState	(	const ossimKeywordlist &	kwl,
		const char *	prefix = `0`
	)

virtual

Method to the load (recreate) the state of an object from a keyword list.

Return true if ok or false on error.

Reimplemented from ossimImageHandler.

Definition at line 620 of file ossimMrSidReader.cpp.

References ossimImageHandler::loadState(), and open().

 {
    bool result = false;
 
    if ( ossimImageHandler::loadState(kwl, prefix) )
    {
       result = open();
    }
 
    return result;
 }

◆ open()

bool ossimMrSidReader::open ( )

virtual

Open method.

Returns: true on success, false on error.

Implements ossimImageHandler.

Definition at line 226 of file ossimMrSidReader.cpp.

Referenced by loadState().

 {
    static const char MODULE[] = "ossimMrSidReader::open";
 
    if (traceDebug())
    {
       ossimNotify(ossimNotifyLevel_DEBUG)
          << MODULE << " entered...\n"
          << "image: " << theImageFile << "\n";
    }
    
    bool result = false;
 
    if(isOpen())
    {
       closeEntry();
    }
 
    ossimString ext = theImageFile.ext();
    ext.downcase();
    if ( ext != "sid" )
    {
       return false;
    }
 
    LT_STATUS sts = LT_STS_Uninit;
 
    const LTFileSpec fileSpec(theImageFile.c_str());
  
    theReader = MrSIDImageReader::create();
    sts = theReader->initialize(fileSpec, true);
    if (LT_SUCCESS(sts) == false)
    {
       return false;
    }
 
    theImageNavigator = new LTINavigator(*theReader);
 
    theImageRect = ossimIrect(0, 0, theReader->getWidth()-1, theReader->getHeight()-1);
    theNumberOfBands = theReader->getNumBands();
    theMinDwtLevels = theReader->getNumLevels();
 
    getDataType();
 
    if (getImageDimensions(theMrSidDims))
    {
       if (theScalarType != OSSIM_SCALAR_UNKNOWN)
       {
          ossim_uint32 width  = theReader->getWidth();
          ossim_uint32 height = theReader->getHeight();
 
          // Check for zero width, height.
          if ( !width || !height )
          {
             ossimIpt tileSize;
             ossim::defaultTileSize(tileSize);
 
             width  = tileSize.x;
             height = tileSize.y;
          }
 
          theTile = ossimImageDataFactory::instance()->create(this, this);
 
          theTile->initialize();
 
          // Call the base complete open to pick up overviews.
          computeMinMax();
          completeOpen();
 
          result = true;
       }
    }
 
    if (result == false)
    {
       closeEntry();
    }
 
    if (traceDebug())
    {
       ossimNotify(ossimNotifyLevel_DEBUG)
          << MODULE << " exit status = " << (result?"true":"false\n")
          << std::endl;
    }
 
    return result;
 }

Member Data Documentation

◆ theImageNavigator

LTINavigator* ossimMrSidReader::theImageNavigator

private

Definition at line 221 of file ossimMrSidReader.h.

Referenced by getTile(), and ~ossimMrSidReader().

◆ theImageRect

ossimIrect ossimMrSidReader::theImageRect

private

Definition at line 224 of file ossimMrSidReader.h.

Referenced by getImageDimensions(), getImageTileHeight(), and getImageTileWidth().

◆ theMinDwtLevels

ossim_uint32 ossimMrSidReader::theMinDwtLevels

private

Definition at line 223 of file ossimMrSidReader.h.

Referenced by getNumberOfDecimationLevels(), getNumberOfLines(), getNumberOfSamples(), and getTile().

◆ theMrSidDims

std::vector<ossimIrect> ossimMrSidReader::theMrSidDims

private

Has sub image offset.

Image dimensions for each level.

Definition at line 227 of file ossimMrSidReader.h.

Referenced by getImageTileHeight(), getImageTileWidth(), getNumberOfLines(), and getNumberOfSamples().

◆ theNumberOfBands

ossim_uint32 ossimMrSidReader::theNumberOfBands

private

Definition at line 229 of file ossimMrSidReader.h.

Referenced by getNumberOfInputBands(), getNumberOfOutputBands(), and getTile().

◆ theReader

MrSIDImageReader* ossimMrSidReader::theReader

private

Definition at line 220 of file ossimMrSidReader.h.

Referenced by getDataType(), getGeoProjection(), getImageDimensions(), getTile(), and ~ossimMrSidReader().

◆ theScalarType

ossimScalarType ossimMrSidReader::theScalarType

private

Definition at line 230 of file ossimMrSidReader.h.

Referenced by getDataType(), and getOutputScalarType().

◆ theTile

ossimRefPtr<ossimImageData> ossimMrSidReader::theTile

private

Definition at line 231 of file ossimMrSidReader.h.

Referenced by closeEntry(), getTile(), and isOpen().

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

◆ ossimMrSidReader()

◆ ~ossimMrSidReader()

Member Function Documentation

◆ closeEntry()

◆ computeDecimationFactors()

◆ computeMinMax()

◆ getClassName()

◆ getDataType()

◆ getDecimationFactor()

◆ getDecimationFactors()

◆ getExternalImageGeometry()

◆ getGeoProjection()

◆ getImageDimensions()

◆ getImageGeometry()

◆ getImageTileHeight()

◆ getImageTileWidth()

◆ getInternalImageGeometry()

◆ getLongName()

◆ getMetadataElement()

◆ getNumberOfDecimationLevels()

◆ getNumberOfInputBands()

◆ getNumberOfLines()

◆ getNumberOfOutputBands()

◆ getNumberOfSamples()

◆ getOutputScalarType()

◆ getShortName()

◆ getTile()

◆ isOpen()

◆ loadState()

◆ open()

Member Data Documentation

◆ theImageNavigator

◆ theImageRect

◆ theMinDwtLevels

◆ theMrSidDims

◆ theNumberOfBands

◆ theReader

◆ theScalarType

◆ theTile