#include <imageBuffer.hpp>

Public Member Functions
void *	get_ImageData ()

Protected Attributes
ddt::DdtLogger *	logger

	ImageBuffer ()

virtual	~ImageBuffer ()

void	set_logger (ddt::DdtLogger *const in_logger)

bool	LoadFile (const std::string &file_name, const int position=0)

template<typename TPOINTER >
bool	LoadPointer (TPOINTER *new_image_data, int nx, int ny)

bool	LoadFilePlane (const std::string &file_name, const int position=0, const int plane=0)

bool	LoadImageExtensionsAsOne (const std::string &file_name)

bool	LoadCPLImage (cpl_image *const image)

bool	LoadActualConfigurationMap (const std::string configuration_map_name)

bool	LoadConfigurationMaps (const std::string configuration_map_source)

bool	LoadInformationMaps (const std::string information_map_source)

std::shared_ptr< DdtEncDec >	get_MetadataSample ()

cpl_image *	get_Image ()

std::string	LastTimestampFromBuffer () const

cpl_table *	get_BinaryTable ()

FitsExtension *	get_FitsExtensionInfo (const int extension_number)

FitsExtension	get_PrimaryHDUInfo () const

int	get_ImageWidth () const

int	get_ImageHeight () const

int	get_NumberPlanes () const

int	get_CurrentPlane () const

void	set_CurrentPlane (const int plane)

int	get_NumberExtensions ()

int	get_NumberAxis () const

cpl_wcs *	get_Wcs ()

cpl_propertylist *	get_PropertyList ()

cpl_apertures *	get_CircularObjects (const double sigma)

double	get_PixelValue (const int x_image, const int y_image, int *const is_rejected)

bool	get_AttachedToStream () const

bool	get_LastSegment () const

bool	get_FirstSegmentReceived () const

bool	get_ConfigurationMap_Value (const double x, const double y, double *const value) const

std::list< std::string >	get_TextInformation (const double x, const double y) const

std::vector< int >	get_invalid_image_hdus () const

void	AttachDataStream (const std::string data_stream_id)

void	DetachDataStream (const std::string data_stream_id)

ddt::DdtStatistics *	get_DataStatistics ()

void	set_RetrieveStatsFlag (bool value)

SignalT *	ImageDataAvailableSignal ()

void	FreeResources ()

static void	AddWCSItemsToPropList (cpl_propertylist *const prop_list, const std::shared_ptr< DdtEncDec > enc_dec)

static int32_t	BitsPerPixelFromDataType (const uint32_t data_type)

Detailed Description

Class to wrap the internal CPL image. This is created from the incoming data stream rsp. from a loaded file.

It offers access to image properties.

Constructor & Destructor Documentation

◆ ImageBuffer()

ImageBuffer::ImageBuffer ( )

Constructor

◆ ~ImageBuffer()

ImageBuffer::~ImageBuffer ( )

virtual

Destructor

Member Function Documentation

◆ AddWCSItemsToPropList()

void ImageBuffer::AddWCSItemsToPropList	(	cpl_propertylist *const	prop_list,
		const std::shared_ptr< DdtEncDec >	enc_dec )

static

◆ AttachDataStream()

void ImageBuffer::AttachDataStream ( const std::string data_stream_id )

Attach to a data stream

Parameters

data_stream_id The ID of the data stream (could be the URI)

◆ BitsPerPixelFromDataType()

int32_t ImageBuffer::BitsPerPixelFromDataType ( const uint32_t data_type )

static

◆ DetachDataStream()

void ImageBuffer::DetachDataStream ( const std::string data_stream_id )

Detach from a data stream

Parameters

data_stream_id The ID of the stream to be disconnected

◆ FreeResources()

void ImageBuffer::FreeResources ( )

◆ get_AttachedToStream()

bool ImageBuffer::get_AttachedToStream ( ) const

Get the attached to stream flag from the data acquisition

Returns: the flag indicating if the data acquisition is attached to a data stream

◆ get_BinaryTable()

cpl_table * ImageBuffer::get_BinaryTable ( )

Get the binary table data

◆ get_CircularObjects()

cpl_apertures * ImageBuffer::get_CircularObjects ( const double sigma )

Get a list of objects from a CPL image

Parameters

sigma the detection level

Returns: list of cpl_apertures objects

◆ get_ConfigurationMap_Value()

bool ImageBuffer::get_ConfigurationMap_Value	(	const double	x,
		const double	y,
		double *const	value ) const

Get the value from a configuration map located at the specified x/y coordinate.

Parameters

x	the x coordinate
y	the y coordinate
value	the value at the specified coordinate, or 0.0 in case of error

Returns: true if value could be determined, false otherwise

◆ get_CurrentPlane()

int ImageBuffer::get_CurrentPlane ( ) const

Get the currently selected plane.

Returns: the currently selected plane number

◆ get_DataStatistics()

ddt::DdtStatistics * ImageBuffer::get_DataStatistics ( )

Statistics from data subscriber

Returns: Pointer to current Monitor Samples

◆ get_FirstSegmentReceived()

bool ImageBuffer::get_FirstSegmentReceived ( ) const

Get the first segment received flag, indicating if the current image is the first segment of a segmented image

Returns: the flag indicating the first segment received

◆ get_FitsExtensionInfo()

FitsExtension * ImageBuffer::get_FitsExtensionInfo ( const int extension_number )

Get the information about one file extension

Parameters

extension_number the extension number

Returns: the FitsExtension object corresponding to the extension number, or nullptr if no such object is available

◆ get_Image()

cpl_image * ImageBuffer::get_Image ( )

Get the image data

◆ get_ImageData()

void * ddt::ImageBuffer::get_ImageData ( )

Get the image data

◆ get_ImageHeight()

int ImageBuffer::get_ImageHeight ( ) const

Get the image height

◆ get_ImageWidth()

int ImageBuffer::get_ImageWidth ( ) const

Get the image width

◆ get_invalid_image_hdus()

std::vector< int > ImageBuffer::get_invalid_image_hdus ( ) const

Get the information about invalid image HDUs

Returns: Vector of invalid HDUs

◆ get_LastSegment()

bool ImageBuffer::get_LastSegment ( ) const

Get the last segment flag, indicating if the current image is complete or the last segment of a segmented image

Returns: the flag indicating the last segment

◆ get_MetadataSample()

std::shared_ptr< DdtEncDec > ImageBuffer::get_MetadataSample ( )

Get the metadata image samples

◆ get_NumberAxis()

int ImageBuffer::get_NumberAxis ( ) const

Get the number of axis in the image

◆ get_NumberExtensions()

int ImageBuffer::get_NumberExtensions ( )

Get the number of extensions in the image

◆ get_NumberPlanes()

int ImageBuffer::get_NumberPlanes ( ) const

Get the number of planes in the image

◆ get_PixelValue()

double ImageBuffer::get_PixelValue	(	const int	x_image,
		const int	y_image,
		int *const	is_rejected )

Get the pixel value from the internal image at a certain position

Parameters

x_image	the pixel x position
y_image	the pixel y position
is_rejected	set to 1 if the pixel is bad, 0 if good, or -1 on error

Returns: double pixel value (cast to double) or undefined

◆ get_PrimaryHDUInfo()

FitsExtension ImageBuffer::get_PrimaryHDUInfo ( ) const

Get the information about the primary HDU

Returns: the FitsExtension object corresponding to the primary HDU

◆ get_PropertyList()

cpl_propertylist * ImageBuffer::get_PropertyList ( )

Get the property list

Returns: the property list

◆ get_TextInformation()

std::list< std::string > ImageBuffer::get_TextInformation	(	const double	x,
		const double	y ) const

Get the textual information contained in a configuration text info file related to a certain position

Parameters

x	the x coordinate
y	the y coordinate

Returns: list of strings containing the textual information

◆ get_Wcs()

cpl_wcs * ImageBuffer::get_Wcs ( )

Get the WCS object

Returns: the WCS object

◆ ImageDataAvailableSignal()

SignalT * ImageBuffer::ImageDataAvailableSignal ( )

Provide the image data available signal

◆ LastTimestampFromBuffer()

std::string ImageBuffer::LastTimestampFromBuffer ( ) const

Get last timestamp

◆ LoadActualConfigurationMap()

bool ImageBuffer::LoadActualConfigurationMap ( const std::string configuration_map_name )

Load the supplied configuration map as the actual configuration map.

Parameters

configuration_map_name the name of the configuration map to be loaded.

Returns: true if loading was successful, false otherwise

◆ LoadConfigurationMaps()

bool ImageBuffer::LoadConfigurationMaps ( const std::string configuration_map_source )

Load the configuration maps from the specified configuration map source.

Parameters

configuration_map_source the source of the configuration maps

◆ LoadCPLImage()

bool ImageBuffer::LoadCPLImage ( cpl_image *const image )

Load a CPL image into the image buffer

Parameters

image the CPL image to load

Returns: true if loading was successful, false otherwise

◆ LoadFile()

bool ImageBuffer::LoadFile	(	const std::string &	file_name,
		const int	position = 0 )

Load file. This function takes a CPL file (FITS) name and a position. The position indicates the HDU to use. The default HDU is the first (position 0).

Parameters

file_name	the FITS file name to load
position	the position indicating the HDU to use. This defaults to 0 (the first HDU).

Returns: true if loading was successful, false otherwise

◆ LoadFilePlane()

bool ImageBuffer::LoadFilePlane	(	const std::string &	file_name,
		const int	position = 0,
		const int	plane = 0 )

Load certain plain from a 3D cube CPL file.

Parameters

file_name	the FITS file name to load
position	the position indicating the HDU to use. This defaults to 0 (the first HDU).
plane	the plane of the HDU to load. This defaults to 0.

Returns: true if loading was successful, false otherwise

◆ LoadImageExtensionsAsOne()

bool ImageBuffer::LoadImageExtensionsAsOne ( const std::string & file_name )

Load all image HDUs into one image. This function takes a CPL file (FITS) name.

Parameters

file_name the FITS file name to load

Returns: true if loading was successful, false otherwise

◆ LoadInformationMaps()

bool ImageBuffer::LoadInformationMaps ( const std::string information_map_source )

Load the information maps from the specified information map source.

Parameters

information_map_source the source of the information maps

◆ LoadPointer()

template<class TPOINTER >

template bool ImageBuffer::LoadPointer< int16_t >	(	TPOINTER *	new_image_data,
		int	nx,
		int	ny )

Load in-memory pointer to array. This function takes the pointer to a an array, and its x and y dimensions and loads it using CPL methods.

Parameters

new_image_data	pointer to an array of type TPOINTER
nx	first dimension size
ny	second dimension size

Returns: true if loading was successful, false otherwise

◆ set_CurrentPlane()

void ImageBuffer::set_CurrentPlane ( const int plane )

Set the plane to be loaded.

Parameters

plane the plane number

◆ set_logger()

void ImageBuffer::set_logger ( ddt::DdtLogger *const in_logger )

Set logger

Parameters

in_logger A DDT logger object (no transfer of ownership).

◆ set_RetrieveStatsFlag()

void ImageBuffer::set_RetrieveStatsFlag ( bool value )

Enable or Disables subscriber statistics

Parameters

value Flag to read statitics

Member Data Documentation

◆ logger

ddt::DdtLogger* ddt::ImageBuffer::logger

protected

The logger object

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

imagehandling/imagelibs/src/include/ddt/imageBuffer.hpp
imagehandling/imagelibs/src/imageBuffer.cpp

Public Member Functions

Protected Attributes

Detailed Description

Constructor & Destructor Documentation

◆ ImageBuffer()

◆ ~ImageBuffer()

Member Function Documentation

◆ AddWCSItemsToPropList()

◆ AttachDataStream()

◆ BitsPerPixelFromDataType()

◆ DetachDataStream()

◆ FreeResources()

◆ get_AttachedToStream()

◆ get_BinaryTable()

◆ get_CircularObjects()

◆ get_ConfigurationMap_Value()

◆ get_CurrentPlane()

◆ get_DataStatistics()

◆ get_FirstSegmentReceived()

◆ get_FitsExtensionInfo()

◆ get_Image()

◆ get_ImageData()

◆ get_ImageHeight()

◆ get_ImageWidth()

◆ get_invalid_image_hdus()

◆ get_LastSegment()

◆ get_MetadataSample()

◆ get_NumberAxis()

◆ get_NumberExtensions()

◆ get_NumberPlanes()

◆ get_PixelValue()

◆ get_PrimaryHDUInfo()

◆ get_PropertyList()

◆ get_TextInformation()

◆ get_Wcs()

◆ ImageDataAvailableSignal()

◆ LastTimestampFromBuffer()

◆ LoadActualConfigurationMap()

◆ LoadConfigurationMaps()

◆ LoadCPLImage()

◆ LoadFile()

◆ LoadFilePlane()

◆ LoadImageExtensionsAsOne()

◆ LoadInformationMaps()

◆ LoadPointer()

◆ set_CurrentPlane()

◆ set_logger()

◆ set_RetrieveStatsFlag()

Member Data Documentation

◆ logger