mirror of
https://github.com/opencv/opencv.git
synced 2024-12-13 16:09:23 +08:00
878af7ada8
3rdparty: update OpenEXR 2.3.0 (#14725) * openexr 2.2.1 * openexr 2.3.0 * openexr: build fixes * openexr: build dwa tables on-demand
786 lines
20 KiB
C++
786 lines
20 KiB
C++
///////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// Copyright (c) 2004, Industrial Light & Magic, a division of Lucas
|
|
// Digital Ltd. LLC
|
|
//
|
|
// All rights reserved.
|
|
//
|
|
// Redistribution and use in source and binary forms, with or without
|
|
// modification, are permitted provided that the following conditions are
|
|
// met:
|
|
// * Redistributions of source code must retain the above copyright
|
|
// notice, this list of conditions and the following disclaimer.
|
|
// * Redistributions in binary form must reproduce the above
|
|
// copyright notice, this list of conditions and the following disclaimer
|
|
// in the documentation and/or other materials provided with the
|
|
// distribution.
|
|
// * Neither the name of Industrial Light & Magic nor the names of
|
|
// its contributors may be used to endorse or promote products derived
|
|
// from this software without specific prior written permission.
|
|
//
|
|
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
//
|
|
///////////////////////////////////////////////////////////////////////////
|
|
|
|
|
|
|
|
#ifndef INCLUDED_IMF_HEADER_H
|
|
#define INCLUDED_IMF_HEADER_H
|
|
|
|
//-----------------------------------------------------------------------------
|
|
//
|
|
// class Header
|
|
//
|
|
//-----------------------------------------------------------------------------
|
|
|
|
#include "ImfLineOrder.h"
|
|
#include "ImfCompression.h"
|
|
#include "ImfName.h"
|
|
#include "ImfTileDescription.h"
|
|
#include "ImfInt64.h"
|
|
#include "ImathVec.h"
|
|
#include "ImathBox.h"
|
|
#include "IexBaseExc.h"
|
|
|
|
#include "ImfForward.h"
|
|
#include "ImfNamespace.h"
|
|
#include "ImfExport.h"
|
|
|
|
#include <map>
|
|
#include <iosfwd>
|
|
#include <string>
|
|
|
|
|
|
OPENEXR_IMF_INTERNAL_NAMESPACE_HEADER_ENTER
|
|
|
|
using std::string;
|
|
|
|
|
|
class Header
|
|
{
|
|
public:
|
|
|
|
//----------------------------------------------------------------
|
|
// Default constructor -- the display window and the data window
|
|
// are both set to Box2i (V2i (0, 0), V2i (width-1, height-1).
|
|
//----------------------------------------------------------------
|
|
|
|
IMF_EXPORT
|
|
Header (int width = 64,
|
|
int height = 64,
|
|
float pixelAspectRatio = 1,
|
|
const IMATH_NAMESPACE::V2f &screenWindowCenter = IMATH_NAMESPACE::V2f (0, 0),
|
|
float screenWindowWidth = 1,
|
|
LineOrder lineOrder = INCREASING_Y,
|
|
Compression = ZIP_COMPRESSION);
|
|
|
|
|
|
//--------------------------------------------------------------------
|
|
// Constructor -- the data window is specified explicitly; the display
|
|
// window is set to Box2i (V2i (0, 0), V2i (width-1, height-1).
|
|
//--------------------------------------------------------------------
|
|
|
|
IMF_EXPORT
|
|
Header (int width,
|
|
int height,
|
|
const IMATH_NAMESPACE::Box2i &dataWindow,
|
|
float pixelAspectRatio = 1,
|
|
const IMATH_NAMESPACE::V2f &screenWindowCenter = IMATH_NAMESPACE::V2f (0, 0),
|
|
float screenWindowWidth = 1,
|
|
LineOrder lineOrder = INCREASING_Y,
|
|
Compression = ZIP_COMPRESSION);
|
|
|
|
|
|
//----------------------------------------------------------
|
|
// Constructor -- the display window and the data window are
|
|
// both specified explicitly.
|
|
//----------------------------------------------------------
|
|
|
|
IMF_EXPORT
|
|
Header (const IMATH_NAMESPACE::Box2i &displayWindow,
|
|
const IMATH_NAMESPACE::Box2i &dataWindow,
|
|
float pixelAspectRatio = 1,
|
|
const IMATH_NAMESPACE::V2f &screenWindowCenter = IMATH_NAMESPACE::V2f (0, 0),
|
|
float screenWindowWidth = 1,
|
|
LineOrder lineOrder = INCREASING_Y,
|
|
Compression = ZIP_COMPRESSION);
|
|
|
|
|
|
//-----------------
|
|
// Copy constructor
|
|
//-----------------
|
|
|
|
IMF_EXPORT
|
|
Header (const Header &other);
|
|
|
|
|
|
//-----------
|
|
// Destructor
|
|
//-----------
|
|
|
|
IMF_EXPORT
|
|
~Header ();
|
|
|
|
|
|
//-----------
|
|
// Assignment
|
|
//-----------
|
|
|
|
IMF_EXPORT
|
|
Header & operator = (const Header &other);
|
|
|
|
|
|
//---------------------------------------------------------------
|
|
// Add an attribute:
|
|
//
|
|
// insert(n,attr) If no attribute with name n exists, a new
|
|
// attribute with name n, and the same type as
|
|
// attr, is added, and the value of attr is
|
|
// copied into the new attribute.
|
|
//
|
|
// If an attribute with name n exists, and its
|
|
// type is the same as attr, the value of attr
|
|
// is copied into this attribute.
|
|
//
|
|
// If an attribute with name n exists, and its
|
|
// type is different from attr, an IEX_NAMESPACE::TypeExc
|
|
// is thrown.
|
|
//
|
|
//---------------------------------------------------------------
|
|
|
|
IMF_EXPORT
|
|
void insert (const char name[],
|
|
const Attribute &attribute);
|
|
|
|
IMF_EXPORT
|
|
void insert (const std::string &name,
|
|
const Attribute &attribute);
|
|
|
|
//---------------------------------------------------------------
|
|
// Remove an attribute:
|
|
//
|
|
// remove(n) If an attribute with name n exists, then it
|
|
// is removed from the map of present attributes.
|
|
//
|
|
// If no attribute with name n exists, then this
|
|
// functions becomes a 'no-op'
|
|
//
|
|
//---------------------------------------------------------------
|
|
|
|
IMF_EXPORT
|
|
void erase (const char name[]);
|
|
IMF_EXPORT
|
|
void erase (const std::string &name);
|
|
|
|
|
|
|
|
//------------------------------------------------------------------
|
|
// Access to existing attributes:
|
|
//
|
|
// [n] Returns a reference to the attribute
|
|
// with name n. If no attribute with
|
|
// name n exists, an IEX_NAMESPACE::ArgExc is thrown.
|
|
//
|
|
// typedAttribute<T>(n) Returns a reference to the attribute
|
|
// with name n and type T. If no attribute
|
|
// with name n exists, an IEX_NAMESPACE::ArgExc is
|
|
// thrown. If an attribute with name n
|
|
// exists, but its type is not T, an
|
|
// IEX_NAMESPACE::TypeExc is thrown.
|
|
//
|
|
// findTypedAttribute<T>(n) Returns a pointer to the attribute with
|
|
// name n and type T, or 0 if no attribute
|
|
// with name n and type T exists.
|
|
//
|
|
//------------------------------------------------------------------
|
|
|
|
IMF_EXPORT
|
|
Attribute & operator [] (const char name[]);
|
|
IMF_EXPORT
|
|
const Attribute & operator [] (const char name[]) const;
|
|
|
|
IMF_EXPORT
|
|
Attribute & operator [] (const std::string &name);
|
|
IMF_EXPORT
|
|
const Attribute & operator [] (const std::string &name) const;
|
|
|
|
template <class T> T& typedAttribute (const char name[]);
|
|
template <class T> const T& typedAttribute (const char name[]) const;
|
|
|
|
template <class T> T& typedAttribute (const std::string &name);
|
|
template <class T> const T& typedAttribute (const std::string &name) const;
|
|
|
|
template <class T> T* findTypedAttribute (const char name[]);
|
|
template <class T> const T* findTypedAttribute (const char name[]) const;
|
|
|
|
template <class T> T* findTypedAttribute (const std::string &name);
|
|
template <class T> const T* findTypedAttribute (const std::string &name)
|
|
const;
|
|
|
|
//---------------------------------------------
|
|
// Iterator-style access to existing attributes
|
|
//---------------------------------------------
|
|
|
|
typedef std::map <Name, Attribute *> AttributeMap;
|
|
|
|
class Iterator;
|
|
class ConstIterator;
|
|
|
|
IMF_EXPORT
|
|
Iterator begin ();
|
|
IMF_EXPORT
|
|
ConstIterator begin () const;
|
|
|
|
IMF_EXPORT
|
|
Iterator end ();
|
|
IMF_EXPORT
|
|
ConstIterator end () const;
|
|
|
|
IMF_EXPORT
|
|
Iterator find (const char name[]);
|
|
IMF_EXPORT
|
|
ConstIterator find (const char name[]) const;
|
|
|
|
IMF_EXPORT
|
|
Iterator find (const std::string &name);
|
|
IMF_EXPORT
|
|
ConstIterator find (const std::string &name) const;
|
|
|
|
|
|
//--------------------------------
|
|
// Access to predefined attributes
|
|
//--------------------------------
|
|
|
|
IMF_EXPORT
|
|
IMATH_NAMESPACE::Box2i & displayWindow ();
|
|
IMF_EXPORT
|
|
const IMATH_NAMESPACE::Box2i & displayWindow () const;
|
|
|
|
IMF_EXPORT
|
|
IMATH_NAMESPACE::Box2i & dataWindow ();
|
|
IMF_EXPORT
|
|
const IMATH_NAMESPACE::Box2i & dataWindow () const;
|
|
|
|
IMF_EXPORT
|
|
float & pixelAspectRatio ();
|
|
IMF_EXPORT
|
|
const float & pixelAspectRatio () const;
|
|
|
|
IMF_EXPORT
|
|
IMATH_NAMESPACE::V2f & screenWindowCenter ();
|
|
IMF_EXPORT
|
|
const IMATH_NAMESPACE::V2f & screenWindowCenter () const;
|
|
|
|
IMF_EXPORT
|
|
float & screenWindowWidth ();
|
|
IMF_EXPORT
|
|
const float & screenWindowWidth () const;
|
|
|
|
IMF_EXPORT
|
|
ChannelList & channels ();
|
|
IMF_EXPORT
|
|
const ChannelList & channels () const;
|
|
|
|
IMF_EXPORT
|
|
LineOrder & lineOrder ();
|
|
IMF_EXPORT
|
|
const LineOrder & lineOrder () const;
|
|
|
|
IMF_EXPORT
|
|
Compression & compression ();
|
|
IMF_EXPORT
|
|
const Compression & compression () const;
|
|
|
|
|
|
//-----------------------------------------------------
|
|
// Access to required attributes for multipart files
|
|
// They are optional to non-multipart files and mandatory
|
|
// for multipart files.
|
|
//-----------------------------------------------------
|
|
IMF_EXPORT
|
|
void setName (const string& name);
|
|
|
|
IMF_EXPORT
|
|
string& name();
|
|
IMF_EXPORT
|
|
const string& name() const;
|
|
|
|
IMF_EXPORT
|
|
bool hasName() const;
|
|
|
|
IMF_EXPORT
|
|
void setType (const string& Type);
|
|
|
|
IMF_EXPORT
|
|
string& type();
|
|
IMF_EXPORT
|
|
const string& type() const;
|
|
|
|
IMF_EXPORT
|
|
bool hasType() const;
|
|
|
|
IMF_EXPORT
|
|
void setVersion (const int version);
|
|
|
|
IMF_EXPORT
|
|
int& version();
|
|
IMF_EXPORT
|
|
const int& version() const;
|
|
|
|
IMF_EXPORT
|
|
bool hasVersion() const;
|
|
|
|
//
|
|
// the chunkCount attribute is set automatically when a file is written.
|
|
// There is no need to set it manually
|
|
//
|
|
IMF_EXPORT
|
|
void setChunkCount(int chunks);
|
|
IMF_EXPORT
|
|
bool hasChunkCount() const;
|
|
IMF_EXPORT
|
|
const int & chunkCount() const;
|
|
IMF_EXPORT
|
|
int & chunkCount();
|
|
|
|
|
|
//
|
|
// for multipart files, return whether the file has a view string attribute
|
|
// (for the deprecated single part multiview format EXR, see ImfMultiView.h)
|
|
//
|
|
IMF_EXPORT
|
|
void setView(const string & view);
|
|
IMF_EXPORT
|
|
bool hasView() const;
|
|
IMF_EXPORT
|
|
string & view();
|
|
IMF_EXPORT
|
|
const string & view() const;
|
|
|
|
|
|
//----------------------------------------------------------------------
|
|
// Tile Description:
|
|
//
|
|
// The tile description is a TileDescriptionAttribute whose name
|
|
// is "tiles". The "tiles" attribute must be present in any tiled
|
|
// image file. When present, it describes various properties of the
|
|
// tiles that make up the file.
|
|
//
|
|
// Convenience functions:
|
|
//
|
|
// setTileDescription(td)
|
|
// calls insert ("tiles", TileDescriptionAttribute (td))
|
|
//
|
|
// tileDescription()
|
|
// returns typedAttribute<TileDescriptionAttribute>("tiles").value()
|
|
//
|
|
// hasTileDescription()
|
|
// return findTypedAttribute<TileDescriptionAttribute>("tiles") != 0
|
|
//
|
|
//----------------------------------------------------------------------
|
|
|
|
IMF_EXPORT
|
|
void setTileDescription (const TileDescription & td);
|
|
|
|
IMF_EXPORT
|
|
TileDescription & tileDescription ();
|
|
IMF_EXPORT
|
|
const TileDescription & tileDescription () const;
|
|
|
|
IMF_EXPORT
|
|
bool hasTileDescription() const;
|
|
|
|
|
|
//----------------------------------------------------------------------
|
|
// Preview image:
|
|
//
|
|
// The preview image is a PreviewImageAttribute whose name is "preview".
|
|
// This attribute is special -- while an image file is being written,
|
|
// the pixels of the preview image can be changed repeatedly by calling
|
|
// OutputFile::updatePreviewImage().
|
|
//
|
|
// Convenience functions:
|
|
//
|
|
// setPreviewImage(p)
|
|
// calls insert ("preview", PreviewImageAttribute (p))
|
|
//
|
|
// previewImage()
|
|
// returns typedAttribute<PreviewImageAttribute>("preview").value()
|
|
//
|
|
// hasPreviewImage()
|
|
// return findTypedAttribute<PreviewImageAttribute>("preview") != 0
|
|
//
|
|
//----------------------------------------------------------------------
|
|
|
|
IMF_EXPORT
|
|
void setPreviewImage (const PreviewImage &p);
|
|
|
|
IMF_EXPORT
|
|
PreviewImage & previewImage ();
|
|
IMF_EXPORT
|
|
const PreviewImage & previewImage () const;
|
|
|
|
IMF_EXPORT
|
|
bool hasPreviewImage () const;
|
|
|
|
|
|
//-------------------------------------------------------------
|
|
// Sanity check -- examines the header, and throws an exception
|
|
// if it finds something wrong (empty display window, negative
|
|
// pixel aspect ratio, unknown compression sceme etc.)
|
|
//
|
|
// set isTiled to true if you are checking a tiled/multi-res
|
|
// header
|
|
//-------------------------------------------------------------
|
|
|
|
IMF_EXPORT
|
|
void sanityCheck (bool isTiled = false,
|
|
bool isMultipartFile = false) const;
|
|
|
|
|
|
//----------------------------------------------------------------
|
|
// Maximum image size and maximim tile size:
|
|
//
|
|
// sanityCheck() will throw an exception if the width or height of
|
|
// the data window exceeds the maximum image width or height, or
|
|
// if the size of a tile exceeds the maximum tile width or height.
|
|
//
|
|
// At program startup the maximum image and tile width and height
|
|
// are set to zero, meaning that width and height are unlimited.
|
|
//
|
|
// Limiting image and tile width and height limits how much memory
|
|
// will be allocated when a file is opened. This can help protect
|
|
// applications from running out of memory while trying to read
|
|
// a damaged image file.
|
|
//----------------------------------------------------------------
|
|
|
|
IMF_EXPORT
|
|
static void setMaxImageSize (int maxWidth, int maxHeight);
|
|
IMF_EXPORT
|
|
static void setMaxTileSize (int maxWidth, int maxHeight);
|
|
|
|
//
|
|
// Check if the header reads nothing.
|
|
//
|
|
IMF_EXPORT
|
|
bool readsNothing();
|
|
|
|
|
|
//------------------------------------------------------------------
|
|
// Input and output:
|
|
//
|
|
// If the header contains a preview image attribute, then writeTo()
|
|
// returns the position of that attribute in the output stream; this
|
|
// information is used by OutputFile::updatePreviewImage().
|
|
// If the header contains no preview image attribute, then writeTo()
|
|
// returns 0.
|
|
//------------------------------------------------------------------
|
|
|
|
|
|
IMF_EXPORT
|
|
Int64 writeTo (OPENEXR_IMF_INTERNAL_NAMESPACE::OStream &os,
|
|
bool isTiled = false) const;
|
|
|
|
IMF_EXPORT
|
|
void readFrom (OPENEXR_IMF_INTERNAL_NAMESPACE::IStream &is,
|
|
int &version);
|
|
|
|
|
|
private:
|
|
|
|
AttributeMap _map;
|
|
|
|
bool _readsNothing;
|
|
};
|
|
|
|
|
|
//----------
|
|
// Iterators
|
|
//----------
|
|
|
|
class Header::Iterator
|
|
{
|
|
public:
|
|
|
|
IMF_EXPORT
|
|
Iterator ();
|
|
IMF_EXPORT
|
|
Iterator (const Header::AttributeMap::iterator &i);
|
|
|
|
IMF_EXPORT
|
|
Iterator & operator ++ ();
|
|
IMF_EXPORT
|
|
Iterator operator ++ (int);
|
|
|
|
IMF_EXPORT
|
|
const char * name () const;
|
|
IMF_EXPORT
|
|
Attribute & attribute () const;
|
|
|
|
private:
|
|
|
|
friend class Header::ConstIterator;
|
|
|
|
Header::AttributeMap::iterator _i;
|
|
};
|
|
|
|
|
|
class Header::ConstIterator
|
|
{
|
|
public:
|
|
|
|
IMF_EXPORT
|
|
ConstIterator ();
|
|
IMF_EXPORT
|
|
ConstIterator (const Header::AttributeMap::const_iterator &i);
|
|
IMF_EXPORT
|
|
ConstIterator (const Header::Iterator &other);
|
|
|
|
IMF_EXPORT
|
|
ConstIterator & operator ++ ();
|
|
IMF_EXPORT
|
|
ConstIterator operator ++ (int);
|
|
|
|
IMF_EXPORT
|
|
const char * name () const;
|
|
IMF_EXPORT
|
|
const Attribute & attribute () const;
|
|
|
|
private:
|
|
|
|
friend bool operator == (const ConstIterator &, const ConstIterator &);
|
|
friend bool operator != (const ConstIterator &, const ConstIterator &);
|
|
|
|
Header::AttributeMap::const_iterator _i;
|
|
};
|
|
|
|
|
|
//------------------------------------------------------------------------
|
|
// Library initialization:
|
|
//
|
|
// In a multithreaded program, staticInitialize() must be called once
|
|
// during startup, before the program accesses any other functions or
|
|
// classes in the IlmImf library. Calling staticInitialize() in this
|
|
// way avoids races during initialization of the library's global
|
|
// variables.
|
|
//
|
|
// Single-threaded programs are not required to call staticInitialize();
|
|
// initialization of the library's global variables happens automatically.
|
|
//
|
|
//------------------------------------------------------------------------
|
|
|
|
void IMF_EXPORT staticInitialize ();
|
|
|
|
|
|
//-----------------
|
|
// Inline Functions
|
|
//-----------------
|
|
|
|
|
|
inline
|
|
Header::Iterator::Iterator (): _i()
|
|
{
|
|
// empty
|
|
}
|
|
|
|
|
|
inline
|
|
Header::Iterator::Iterator (const Header::AttributeMap::iterator &i): _i (i)
|
|
{
|
|
// empty
|
|
}
|
|
|
|
|
|
inline Header::Iterator &
|
|
Header::Iterator::operator ++ ()
|
|
{
|
|
++_i;
|
|
return *this;
|
|
}
|
|
|
|
|
|
inline Header::Iterator
|
|
Header::Iterator::operator ++ (int)
|
|
{
|
|
Iterator tmp = *this;
|
|
++_i;
|
|
return tmp;
|
|
}
|
|
|
|
|
|
inline const char *
|
|
Header::Iterator::name () const
|
|
{
|
|
return *_i->first;
|
|
}
|
|
|
|
|
|
inline Attribute &
|
|
Header::Iterator::attribute () const
|
|
{
|
|
return *_i->second;
|
|
}
|
|
|
|
|
|
inline
|
|
Header::ConstIterator::ConstIterator (): _i()
|
|
{
|
|
// empty
|
|
}
|
|
|
|
inline
|
|
Header::ConstIterator::ConstIterator
|
|
(const Header::AttributeMap::const_iterator &i): _i (i)
|
|
{
|
|
// empty
|
|
}
|
|
|
|
|
|
inline
|
|
Header::ConstIterator::ConstIterator (const Header::Iterator &other):
|
|
_i (other._i)
|
|
{
|
|
// empty
|
|
}
|
|
|
|
inline Header::ConstIterator &
|
|
Header::ConstIterator::operator ++ ()
|
|
{
|
|
++_i;
|
|
return *this;
|
|
}
|
|
|
|
|
|
inline Header::ConstIterator
|
|
Header::ConstIterator::operator ++ (int)
|
|
{
|
|
ConstIterator tmp = *this;
|
|
++_i;
|
|
return tmp;
|
|
}
|
|
|
|
|
|
inline const char *
|
|
Header::ConstIterator::name () const
|
|
{
|
|
return *_i->first;
|
|
}
|
|
|
|
|
|
inline const Attribute &
|
|
Header::ConstIterator::attribute () const
|
|
{
|
|
return *_i->second;
|
|
}
|
|
|
|
|
|
inline bool
|
|
operator == (const Header::ConstIterator &x, const Header::ConstIterator &y)
|
|
{
|
|
return x._i == y._i;
|
|
}
|
|
|
|
|
|
inline bool
|
|
operator != (const Header::ConstIterator &x, const Header::ConstIterator &y)
|
|
{
|
|
return !(x == y);
|
|
}
|
|
|
|
|
|
//---------------------
|
|
// Template definitions
|
|
//---------------------
|
|
|
|
template <class T>
|
|
T &
|
|
Header::typedAttribute (const char name[])
|
|
{
|
|
Attribute *attr = &(*this)[name];
|
|
T *tattr = dynamic_cast <T*> (attr);
|
|
|
|
if (tattr == 0)
|
|
throw IEX_NAMESPACE::TypeExc ("Unexpected attribute type.");
|
|
|
|
return *tattr;
|
|
}
|
|
|
|
|
|
template <class T>
|
|
const T &
|
|
Header::typedAttribute (const char name[]) const
|
|
{
|
|
const Attribute *attr = &(*this)[name];
|
|
const T *tattr = dynamic_cast <const T*> (attr);
|
|
|
|
if (tattr == 0)
|
|
throw IEX_NAMESPACE::TypeExc ("Unexpected attribute type.");
|
|
|
|
return *tattr;
|
|
}
|
|
|
|
|
|
template <class T>
|
|
T &
|
|
Header::typedAttribute (const std::string &name)
|
|
{
|
|
return typedAttribute<T> (name.c_str());
|
|
}
|
|
|
|
|
|
template <class T>
|
|
const T &
|
|
Header::typedAttribute (const std::string &name) const
|
|
{
|
|
return typedAttribute<T> (name.c_str());
|
|
}
|
|
|
|
|
|
template <class T>
|
|
T *
|
|
Header::findTypedAttribute (const char name[])
|
|
{
|
|
AttributeMap::iterator i = _map.find (name);
|
|
return (i == _map.end())? 0: dynamic_cast <T*> (i->second);
|
|
}
|
|
|
|
|
|
template <class T>
|
|
const T *
|
|
Header::findTypedAttribute (const char name[]) const
|
|
{
|
|
AttributeMap::const_iterator i = _map.find (name);
|
|
return (i == _map.end())? 0: dynamic_cast <const T*> (i->second);
|
|
}
|
|
|
|
|
|
template <class T>
|
|
T *
|
|
Header::findTypedAttribute (const std::string &name)
|
|
{
|
|
return findTypedAttribute<T> (name.c_str());
|
|
}
|
|
|
|
|
|
template <class T>
|
|
const T *
|
|
Header::findTypedAttribute (const std::string &name) const
|
|
{
|
|
return findTypedAttribute<T> (name.c_str());
|
|
}
|
|
|
|
|
|
OPENEXR_IMF_INTERNAL_NAMESPACE_HEADER_EXIT
|
|
|
|
#endif
|