ossimKakaduJpipInfo Class Reference

Info Base. More...

#include <ossimKakaduJpipInfo.h>

Inheritance diagram for ossimKakaduJpipInfo:

Public Member Functions
	ossimKakaduJpipInfo ()
	default constructor More...
virtual	~ossimKakaduJpipInfo ()
	virtual destructor More...
virtual bool	open (const ossimFilename &file)
	open method. More...
virtual std::ostream &	print (std::ostream &out) const
	Print method. More...
virtual void	setHandler (ossimKakaduJpipHandler *handler)
Public Member Functions inherited from ossimInfoBase
	ossimInfoBase ()
	default constructor More...
virtual bool	open (std::shared_ptr< ossim::istream > &str, const std::string &connectionString)
	open method. More...
void	setProcessOverviewFlag (bool flag)
	Sets the overview flag. More...
bool	getProcessOverviewFlag () const
	Method to get the overview flag. More...
virtual bool	getKeywordlist (ossimKeywordlist &kwl) const
	Method to dump info to a keyword list. More...
virtual bool	getKeywordlist (ossimKeywordlist &kwl, ossim_uint32 entryIndex) const
	Method to dump info to a keyword list. More...
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

Protected Attributes
ossimRefPtr< ossimKakaduJpipHandler >	m_handler
Protected Attributes inherited from ossimInfoBase
bool	theOverviewFlag

Additional Inherited Members
Protected Member Functions inherited from ossimInfoBase
virtual	~ossimInfoBase ()
	virtual destructor More...
Protected Member Functions inherited from ossimReferenced
virtual	~ossimReferenced ()

Detailed Description

Info Base.

This is the base class for all info objects. The purpose of an Info object is to dump whatever info is available for a given file name to user.

Definition at line 31 of file ossimKakaduJpipInfo.h.

Constructor & Destructor Documentation

ossimKakaduJpipInfo()

ossimKakaduJpipInfo::ossimKakaduJpipInfo

(

)

default constructor

Definition at line 15 of file ossimKakaduJpipInfo.cpp.

{
   
}

~ossimKakaduJpipInfo()

ossimKakaduJpipInfo::~ossimKakaduJpipInfo ( )

virtual

virtual destructor

Definition at line 20 of file ossimKakaduJpipInfo.cpp.

{
   
}

Member Function Documentation

open()

bool ossimKakaduJpipInfo::open ( const ossimFilename &  file )

virtual

open method.

Parameters

file	File name to open.

Returns

true on success false on error.

Reimplemented from ossimInfoBase.

Definition at line 25 of file ossimKakaduJpipInfo.cpp.

References ossimKeywordlist::addFile(), ossimString::c_str(), ossimString::downcase(), ossimFilename::ext(), ossimImageHandler::loadState(), and ossimImageHandler::open().

{
   m_handler = new ossimKakaduJpipHandler();
   ossimImageHandler* handler = m_handler.get();
   bool result = false;
   ossimUrl url(file.c_str());
   ossimString protocol = url.getProtocol().downcase();
   if((protocol == "jpip")||
      (protocol == "jpips"))
   {
      result = handler->open(file);

   }
   else
   {
      url = ossimUrl();
      if(file.ext() == "jpip")
      {
         ossimKeywordlist kwl;
         
         if(kwl.addFile(file.c_str()))
         {
            result = handler->loadState(kwl);
         }
      }
   }
   if(!result) m_handler = 0;
   
   return result;
}

print()

std::ostream & ossimKakaduJpipInfo::print ( std::ostream &  out ) const

virtual

Print method.

Parameters

out	Stream to print to.

Returns

std::ostream&

Implements ossimInfoBase.

Definition at line 56 of file ossimKakaduJpipInfo.cpp.

References ossimXmlNode::addChildNode(), ossimKeywordlist::addPrefixToAll(), ossimRefPtr< T >::get(), ossimTiffInfo::getImageGeometry(), ossimXmlDocument::getRoot(), ossimXmlDocument::initRoot(), ossimXmlDocument::read(), ossimXmlNode::read(), ossimInfoBase::setProcessOverviewFlag(), ossimXmlNode::setTag(), ossimKeywordlist::stripPrefixFromAll(), ossimXmlDocument::toKwl(), and ossimRefPtr< T >::valid().

{
   if(m_handler.valid())
   {
      ossimKeywordlist kwl;
      ossimString xml;
      ossimKakaduJpipHandler::BoxList boxes;
      m_handler->extractBoxes(boxes);
      
      ossim_uint32 idx = 0;
      for(idx = 0; idx < boxes.size(); ++idx)
      {
         if(boxes[idx].m_type == jp2_xml_4cc)
         {
            ossimRefPtr<ossimXmlDocument> xmlDoc = new ossimXmlDocument();
            //std::istringstream in(ossimString((char*)&boxes[idx].m_buffer.front(),
            //                                  (char*)&boxes[idx].m_buffer.front() + boxes[idx].m_buffer.size()));
            ossimByteStreamBuffer byteStreamBuf((char*)&boxes[idx].m_buffer.front(), boxes[idx].m_buffer.size());
            std::iostream in(&byteStreamBuf);
            
        //    std::cout << "________________________________________________" << std::endl;
        //    std::cout << ossimString((char*)&boxes[idx].m_buffer.front(),
        //                             (char*)&boxes[idx].m_buffer.front() + boxes[idx].m_buffer.size()) << std::endl;
        //    std::cout << "________________________________________________" << std::endl;
            if(ossimString((char*)&boxes[idx].m_buffer.front(), (char*)&boxes[idx].m_buffer.front()+4) ==
               "<?xm")
            {
               xmlDoc->read(in);
            }
            else
            {
               ossimRefPtr<ossimXmlNode> node = new ossimXmlNode();
               if(node->read(in))
               {
                  xmlDoc->initRoot(node);
               }
            }
            if(xmlDoc->getRoot().valid())
            {
               ossimRefPtr<ossimXmlNode> node = new ossimXmlNode();
               node->setTag("jpip.image0");
               node->addChildNode(xmlDoc->getRoot().get());
               xmlDoc->initRoot(node.get());
               xmlDoc->toKwl(kwl);
               out << kwl;
            }
         }
         else if(boxes[idx].m_type == jp2_uuid_4cc)
         {
            kdu_byte geojp2_uuid[16] = {0xB1,0x4B,0xF8,0xBD,0x08,0x3D,0x4B,0x43,
               0xA5,0xAE,0x8C,0xD7,0xD5,0xA6,0xCE,0x03};
            
            if(memcmp(&boxes[idx].m_buffer.front(),geojp2_uuid, 16)==0)
            {
               ossimTiffInfo info;
               
               //---
               // Have geotiff boxes with badly terminated geotiffs. So to keep
               // the tag parser from walking past the first image file directory
               // (IFD) into garbage we will set the process overview flag to false.
               //
               // Note if we ever get multiple entries we will need to take this out.
               //---
               info.setProcessOverviewFlag(false);
               //ossimByteStreamBuffer buf((char*)&boxList[idx].m_buffer.front()+16, 
               //                          boxList[idx].m_buffer.size()-16);
               //std::istream str(&buf);
               std::ofstream outStr("/tmp/dump.bin", std::ios::out|std::ios::binary);
               outStr.write((char*)&boxes[idx].m_buffer.front(),
                            boxes[idx].m_buffer.size());
               outStr.close();
               std::istringstream str(ossimString((char*)&boxes[idx].m_buffer.front()+16,
                                                  (char*)&boxes[idx].m_buffer.front() + boxes[idx].m_buffer.size()));
               ossim_uint32 entry = 0;
               ossimKeywordlist kwl; // Used to capture geometry data. 
               // std::cout << ossimString((char*)&boxList[idx].m_buffer.front() + 16,
               //                          (char*)&boxList[idx].m_buffer.front() + boxList[idx].m_buffer.size()) << std::endl;
               if ( info.getImageGeometry(str, kwl, entry) )
               {
                  kwl.stripPrefixFromAll("image0.");
                  kwl.addPrefixToAll("jpip.image0.geojp2.");
                  out << kwl << std::endl;
                 // ossimRefPtr<ossimProjection> proj = ossimProjectionFactoryRegistry::instance()->createProjection(kwl, "image0.");
                  //if(proj.valid())
                 // {
                 //    ossimKeywordlist projKwl;
                 //    proj->saveState(projKwl,"jpip.image0.geojp2.");
                 //    out << projKwl << std::endl;
                 // }
               }
            }
            else
            {
            }
         }
      }
   }
   return out;
}

setHandler()

void ossimKakaduJpipInfo::setHandler ( ossimKakaduJpipHandler *  handler )

virtual

Definition at line 156 of file ossimKakaduJpipInfo.cpp.

Referenced by ossimKakaduJpipHandler::getImageGeometry().

{
   m_handler = handler;
}

Member Data Documentation

m_handler

ossimRefPtr<ossimKakaduJpipHandler> ossimKakaduJpipInfo::m_handler

mutableprotected

Definition at line 61 of file ossimKakaduJpipInfo.h.

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

• ossimKakaduJpipInfo.h
• ossimKakaduJpipInfo.cpp