TuttleOFX  1
Public Member Functions | Private Attributes
tuttle::io::J2KReader Class Reference

#include <J2KReader.hpp>

Collaboration diagram for tuttle::io::J2KReader:
Collaboration graph
[legend]

Public Member Functions

 J2KReader ()
virtual ~J2KReader ()
void open (const std::string &filename)
void decode (bool headeronly=false)
void close ()
bool componentsConform ()
 Check if components have the same properties.
const size_t components () const
 Get number of components.
const size_t width (const size_t nc=0) const
 Get width of nc component.
const size_t height (const size_t nc=0) const
 Get height of nc component.
const size_t precision (const size_t nc=0) const
 Get precision of nc component.
const uint8_t * compData (const size_t nc) const
 Get the nc component data.
bool imageReady () const
 Is image ready?

Private Attributes

OpenJpegStuffs _openjpeg
 OpenJpeg 2000 structs.
uint8_t * _fileData
 Image data.
std::ssize_t _dataLength
 Data length.

Detailed Description

Definition at line 18 of file J2KReader.hpp.

Constructor & Destructor Documentation

tuttle::io::J2KReader::J2KReader ( )

Definition at line 22 of file J2KReader.cpp.

References _dataLength, _fileData, and _openjpeg.

tuttle::io::J2KReader::~J2KReader ( ) [virtual]

Definition at line 29 of file J2KReader.cpp.

References close().

Here is the call graph for this function:

Member Function Documentation

void tuttle::io::J2KReader::close ( )

Definition at line 155 of file J2KReader.cpp.

References _dataLength, _fileData, _openjpeg, OFX::memory::free(), and tuttle::io::OpenJpegStuffs::image.

Referenced by tuttle::plugin::jpeg2000::reader::Jpeg2000ReaderPlugin::changedParam(), open(), tuttle::plugin::jpeg2000::reader::Jpeg2000ReaderPlugin::retrieveFileInfo(), ~J2KReader(), and tuttle::plugin::jpeg2000::reader::Jpeg2000ReaderPlugin::~Jpeg2000ReaderPlugin().

Here is the call graph for this function:

const uint8_t * tuttle::io::J2KReader::compData ( const size_t  nc) const [inline]

Get the nc component data.

Warning:
data are int packed!

Definition at line 119 of file J2KReader.hpp.

References _openjpeg, components(), and tuttle::io::OpenJpegStuffs::image.

Here is the call graph for this function:

const size_t tuttle::io::J2KReader::components ( ) const [inline]

Get number of components.

Definition at line 69 of file J2KReader.hpp.

References _openjpeg, and tuttle::io::OpenJpegStuffs::image.

Referenced by compData(), componentsConform(), precision(), and tuttle::plugin::jpeg2000::reader::Jpeg2000ReaderPlugin::retrieveFileInfo().

bool tuttle::io::J2KReader::componentsConform ( ) [inline]

Check if components have the same properties.

Definition at line 46 of file J2KReader.hpp.

References components(), height(), precision(), and width().

Referenced by tuttle::plugin::jpeg2000::reader::Jpeg2000ReaderPlugin::retrieveFileInfo().

Here is the call graph for this function:

void tuttle::io::J2KReader::decode ( bool  headeronly = false)

Definition at line 98 of file J2KReader.cpp.

References _dataLength, _fileData, _openjpeg, tuttle::io::OpenJpegStuffs::event_mgr, tuttle::io::OpenJpegStuffs::image, and parameters.

Referenced by tuttle::plugin::jpeg2000::reader::Jpeg2000ReaderPlugin::render(), and tuttle::plugin::jpeg2000::reader::Jpeg2000ReaderPlugin::retrieveFileInfo().

const size_t tuttle::io::J2KReader::height ( const size_t  nc = 0) const [inline]

Get height of nc component.

Definition at line 93 of file J2KReader.hpp.

References _openjpeg, and tuttle::io::OpenJpegStuffs::image.

Referenced by componentsConform(), and tuttle::plugin::jpeg2000::reader::Jpeg2000ReaderPlugin::retrieveFileInfo().

bool tuttle::io::J2KReader::imageReady ( ) const [inline]

Is image ready?

Definition at line 41 of file J2KReader.hpp.

References _fileData, _openjpeg, and tuttle::io::OpenJpegStuffs::image.

Referenced by tuttle::plugin::jpeg2000::reader::Jpeg2000ReaderPlugin::retrieveFileInfo().

void tuttle::io::J2KReader::open ( const std::string &  filename)

Definition at line 34 of file J2KReader.cpp.

References _dataLength, _fileData, OFX::memory::allocate(), close(), OFX::memory::free(), MAYBE_MAGIC, and MAYBE_REV_MAGIC.

Referenced by tuttle::plugin::jpeg2000::reader::Jpeg2000ReaderPlugin::retrieveFileInfo().

Here is the call graph for this function:

const size_t tuttle::io::J2KReader::precision ( const size_t  nc = 0) const [inline]

Get precision of nc component.

Definition at line 105 of file J2KReader.hpp.

References _openjpeg, components(), and tuttle::io::OpenJpegStuffs::image.

Referenced by componentsConform(), and tuttle::plugin::jpeg2000::reader::Jpeg2000ReaderPlugin::retrieveFileInfo().

Here is the call graph for this function:

const size_t tuttle::io::J2KReader::width ( const size_t  nc = 0) const [inline]

Get width of nc component.

Definition at line 81 of file J2KReader.hpp.

References _openjpeg, and tuttle::io::OpenJpegStuffs::image.

Referenced by componentsConform(), tuttle::plugin::jpeg2000::reader::Jpeg2000ReaderPlugin::retrieveFileInfo(), and tuttle::plugin::jpeg2000::reader::Jpeg2000ReaderProcess< View >::switchPrecisionCopy().

Field Documentation

std::ssize_t tuttle::io::J2KReader::_dataLength [private]

Data length.

Definition at line 38 of file J2KReader.hpp.

Referenced by close(), decode(), J2KReader(), and open().

uint8_t* tuttle::io::J2KReader::_fileData [private]

Image data.

Definition at line 37 of file J2KReader.hpp.

Referenced by close(), decode(), imageReady(), J2KReader(), and open().

OpenJpegStuffs tuttle::io::J2KReader::_openjpeg [private]

OpenJpeg 2000 structs.

Definition at line 36 of file J2KReader.hpp.

Referenced by close(), compData(), components(), decode(), height(), imageReady(), J2KReader(), precision(), and width().

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