コード例 #1
0
ファイル: linkLayer.cpp プロジェクト: scroco/comment
void linkLayer::loadFromDoc(PoDoFo::PdfMemDocument* doc) {
  qDebug() << "linkLayer: Loading named destinations ...";
  try {
    PoDoFo::PdfNamesTree* pNames = doc->GetNamesTree( PoDoFo::ePdfDontCreateObject );
    if( ! pNames ) return;
    PoDoFo::PdfDictionary destsDict;
    pNames->ToDictionary( PoDoFo::PdfName("Dests"), destsDict );
    PoDoFo::TKeyMap keyMap = destsDict.GetKeys();
    QString tName;
    PoDoFo::PdfDestination *dest;
    PoDoFo::PdfObject *obj;
    for(PoDoFo::TKeyMap::const_iterator it = keyMap.begin(); it != keyMap.end(); ++it ) {
      try {
	tName = QString::fromUtf8( it->first.GetName().c_str() );
	qDebug() << "Processing "<< tName;
        obj = pdfUtil::resolveRefs( doc, it->second );
	if ( obj->IsArray() ) dest = new PoDoFo::PdfDestination( obj );
	else if ( obj->IsDictionary() ) {
	  obj->GetDictionary().GetKey("D")->SetOwner( &doc->GetObjects() );
	  dest = new PoDoFo::PdfDestination( obj->GetDictionary().GetKey("D") );
	}
	else {
	  qDebug() << "Element is neither an array, nor a dictionary:"<< obj->GetDataTypeString();
	  continue;
	}
	addTarget( tName, dest );
      } catch ( PoDoFo::PdfError e ) {
	qDebug() << "linkLayer: Error adding named destination ("<<tName<<"):"<<e.what();
      }
    }
  } catch ( PoDoFo::PdfError  e ) {
    qDebug() << "linkLayer: Error processing names tree:" << e.what();
  };
  qDebug() << "linkLayer: Done loading named destinations.";
}
コード例 #2
0
ファイル: pdfparser.cpp プロジェクト: GeorgeKaplan/bano
bool parsepdf(const char* filename) {
  PoDoFo::PdfVecObjects objects;
  PoDoFo::PdfParser parser(&objects, filename);
  PoDoFo::TIVecObjects it = objects.begin();
  bool result = false;
  do {
    PoDoFo::PdfObject *obj = (*it);
#if (PODOFO_VERSION_MAJOR > 0) || (PODOFO_VERSION_MINOR > 8) || (PODOFO_VERSION_PATCH >= 3)
    if (obj->HasStream() && (obj->GetObjectLength(PoDoFo::ePdfWriteMode_Compact) > 10000)) {
#else
    if (obj->HasStream() && (obj->GetObjectLength() > 10000)) {
#endif
        PoDoFo::PdfStream *stream = obj->GetStream();
        char *buffer;
        PoDoFo::pdf_long bufferLen;
        stream->GetFilteredCopy(&buffer, &bufferLen);
        //std::cerr << "Buffer length : " << bufferLen << std::endl;
        if (bufferLen > 1000)
            result = parseStream(buffer, bufferLen);
        free(buffer);
    }
    it++;
  } while (it != objects.end());
  return result;
}

int main(int argc, char** argv) {

  if (argc != 2) {
      std::cerr << "ERROR: wrong number of argument" << std::endl;
      return -1;
  } else {
      parsepdf(argv[1]);
  }
}
コード例 #3
0
ファイル: podofoxmp.cpp プロジェクト: svn2github/podofo
int main (int argc, char *argv[])
{
    using namespace PoDoFo;
    PoDoFo::PdfMemDocument *doc = NULL;
    int result = 0;

    try {
        PoDoFo::PdfError::EnableDebug(false);
        if (argc != 2 && argc != 4)
        {
            cout << "Syntax" << endl;
            cout << "  " << argv[0] << " <pdf file> - display the XMP in a file (use \"-\" to specify stdin)" << endl;
            cout << "or" << endl;
            cout << "  " << argv[0] << " <src pdf file> <xmp file> <new pdf file> - create a new PDF with the XMP in" << endl;
            return EXIT_FAILURE;
        }

        if ( string("-") == argv[1] )
        {
            cin >> std::noskipws;
#ifdef _MSC_VER
            _setmode(_fileno(stdin), _O_BINARY); // @TODO: MSVC specific binary setmode -- not sure if other platforms need it
            cin.sync_with_stdio();
#endif
            istream_iterator<char> it(std::cin);
            istream_iterator<char> end;
            string buffer(it, end);
            doc = new PoDoFo::PdfMemDocument();
            doc->Load( buffer.c_str(), (long)buffer.size() );
        }
        else
        {
            doc = new PoDoFo::PdfMemDocument(argv[1]);
        }


        if (argc == 2)
        {
            PoDoFo::PdfObject *metadata;
            if ((metadata = doc->GetMetadata()) == NULL)
                cout << "No metadata" << endl;
            else
            {
                PoDoFo::PdfStream *str = metadata->GetStream();
                if (str != NULL)
                {
                    char *buf;
                    PoDoFo::pdf_long len;

                    str->GetFilteredCopy(&buf, &len);
                    for (PoDoFo::pdf_long i = 0; i < len; ++i)
                        printf("%c", buf[i]);
                    printf("\n");
                    fflush(stdout);
                    free(buf);
                }
            }
        }

        if (argc == 4)
        {
            char *xmpBuf;
            FILE *fp;

            if ((fp = fopen(argv[2], "rb")) == NULL)
                cout << "Cannot open " << argv[2] << endl;
            else
            {
                if( fseek( fp, 0, SEEK_END ) == -1 )
                {
                    fclose( fp );
                    PODOFO_RAISE_ERROR_INFO( ePdfError_InvalidDeviceOperation, "Failed to seek to the end of the file" );
                }

                long xmpLen = ftell(fp);
                if( xmpLen == -1 )
                {
                    fclose( fp );
                    PODOFO_RAISE_ERROR_INFO( ePdfError_InvalidDeviceOperation, "Failed to read size of the file" );
                }

                xmpBuf = new char[xmpLen];
                if( !xmpBuf )
                {
                    fclose( fp );
                    PODOFO_RAISE_ERROR( ePdfError_OutOfMemory );
                }

                if( fseek( fp, 0, SEEK_SET ) == -1 )
                {
                    delete [] xmpBuf;
                    fclose( fp );

                    PODOFO_RAISE_ERROR_INFO( ePdfError_InvalidDeviceOperation, "Failed to seek to the beginning of the file" );
                }

                if( static_cast<long>( fread( xmpBuf, 1, xmpLen, fp ) ) != xmpLen )
                {
                    delete [] xmpBuf;
                    fclose( fp );

                    PODOFO_RAISE_ERROR_INFO( ePdfError_InvalidDeviceOperation, "Failed to read whole file into the memory" );
                }

                PoDoFo::PdfObject *metadata;
                if ((metadata = doc->GetMetadata()) != NULL)
                    metadata->GetStream()->Set(xmpBuf, xmpLen, PoDoFo::TVecFilters());
                else
                {
                    metadata = doc->GetObjects().CreateObject("Metadata");
                    metadata->GetDictionary().AddKey(PoDoFo::PdfName("Subtype"), PoDoFo::PdfName("XML"));
                    metadata->GetStream()->Set(xmpBuf, xmpLen, PoDoFo::TVecFilters());
                    doc->GetCatalog()->GetDictionary().AddKey(PoDoFo::PdfName("Metadata"), metadata->Reference());
                }
                delete[] xmpBuf;

                doc->Write(argv[3]);
            }
        }
    } catch( PdfError & e ) {
コード例 #4
0
ファイル: extract.cpp プロジェクト: floft/freetron
std::list<FormImage> extract(const std::string& filename, Form& form)
{
    std::list<FormImage> images;
    ColorSpace colorspace;
    PoDoFo::pdf_int64 componentbits;
    PoDoFo::PdfObject* obj = nullptr;
    PoDoFo::PdfObject* color = nullptr;
    PoDoFo::PdfObject* component = nullptr;
    PoDoFo::PdfMemDocument document(filename.c_str());
    PoDoFo::TCIVecObjects it = document.GetObjects().begin();

    while (it != document.GetObjects().end())
    {
        if ((*it)->IsDictionary())
        {
            PoDoFo::PdfObject* objType = (*it)->GetDictionary().GetKey(PoDoFo::PdfName::KeyType);
            PoDoFo::PdfObject* objSubType = (*it)->GetDictionary().GetKey(PoDoFo::PdfName::KeySubtype);

            if ((objType    && objType->IsName()    && objType->GetName().GetName() == "XObject") ||
                (objSubType && objSubType->IsName() && objSubType->GetName().GetName() == "Image" ))
            {
                // Colorspace
                color = (*it)->GetDictionary().GetKey(PoDoFo::PdfName("ColorSpace"));
                colorspace = ColorSpace::Unknown;

                if (color && color->IsReference())
                    color = document.GetObjects().GetObject(color->GetReference());

                // Follow ICCBased reference to the Alternate colorspace
                if (color && color->IsArray() && color->GetArray().GetSize() == 2 &&
                        // First item is ICCBased
                        color->GetArray()[0].IsName() &&
                        color->GetArray()[0].GetName().GetName() == "ICCBased" &&
                        // Second item is reference to color space
                        color->GetArray()[1].IsReference())
                {
                    color = document.GetObjects().GetObject(color->GetArray()[1].GetReference());

                    if (color)
                        color = color->GetDictionary().GetKey(PoDoFo::PdfName("Alternate"));
                }

                // Check if either RGB or Grayscale (either the specified
                // colorspace or the alternate if using an ICCBased colorspace)
                if (color && color->IsName())
                {
                    std::string col = color->GetName().GetName();

                    if (col == "DeviceRGB")
                        colorspace = ColorSpace::RGB;
                    else if (col == "DeviceGray")
                        colorspace = ColorSpace::Gray;
                }

                // Bits per component
                component = (*it)->GetDictionary().GetKey(PoDoFo::PdfName("BitsPerComponent"));
                componentbits = 8;

                if (component && component->IsNumber())
                    componentbits = component->GetNumber();

                // Stream
                obj = (*it)->GetDictionary().GetKey(PoDoFo::PdfName::KeyFilter);

                // JPEG and Flate are in another array
                if (obj && obj->IsArray() && obj->GetArray().GetSize() == 1 &&
                    ((obj->GetArray()[0].IsName() && obj->GetArray()[0].GetName().GetName() == "DCTDecode") ||
                     (obj->GetArray()[0].IsName() && obj->GetArray()[0].GetName().GetName() == "FlateDecode")))
                    obj = &obj->GetArray()[0];

                Pixels pixels;

                if (obj && obj->IsName())
                {
                    std::string name = obj->GetName().GetName();

                    if (name == "DCTDecode")
                        pixels = readPDFImage(*it, PixelType::JPG, colorspace, componentbits, filename, form);
                    else if (name == "CCITTFaxDecode")
                        pixels = readPDFImage(*it, PixelType::TIF, colorspace, componentbits, filename, form);
                    // PNM is the default
                    //else if (name == "FlateDecode")
                    //  pixels = readPDFImage(*it, PixelType::PNM, colorspace, componentbits, filename, form);
                    else
                        pixels = readPDFImage(*it, PixelType::PNM, colorspace, componentbits, filename, form);
                }
                else
                {
                    pixels = readPDFImage(*it, PixelType::PNM, colorspace, componentbits, filename, form);
                }

                document.FreeObjectMemory(*it);

                if (pixels.isLoaded())
                    images.push_back(FormImage(form, std::move(pixels)));
            }
        }

        ++it;
    }

    return images;
}
コード例 #5
0
int main (int argc, char *argv[])
{
	PoDoFo::PdfError::EnableDebug(false);
	if (argc != 2 && argc != 4)
    {
		cout << "Syntax" << endl;
		cout << "  " << argv[0] << " <pdf file> - display the XMP in a file" << endl;
		cout << "or" << endl;
		cout << "  " << argv[0] << " <src pdf file> <xmp file> <new pdf file> - create a new PDF with the XMP in" << endl;
		return EXIT_FAILURE;
    }

	PoDoFo::PdfMemDocument *doc = new PoDoFo::PdfMemDocument(argv[1]);

	if (argc == 2)
    {
		PoDoFo::PdfObject *metadata;
		if ((metadata = doc->GetMetadata()) == NULL)
			cout << "No metadata" << endl;
		else
        {
			PoDoFo::PdfStream *str = metadata->GetStream();
			if (str != NULL)
            {
				char *buf;
				PoDoFo::pdf_long len;
	
				str->GetFilteredCopy(&buf, &len);
				for (PoDoFo::pdf_long i = 0; i < len; ++i)
					printf("%c", buf[i]);
				printf("\n");
				fflush(stdout);
				free(buf);
            }
        }
    }

	if (argc == 4)
    {
		char *xmpBuf;
		FILE *fp;

		if ((fp = fopen(argv[2], "rb")) == NULL)
			cout << "Cannot open " << argv[2] << endl;
		else
        {
			fseek(fp, 0, SEEK_END);
			long xmpLen = ftell(fp);
			xmpBuf = new char[xmpLen];
			fseek(fp, 0, SEEK_SET);
			fread(xmpBuf, 1, xmpLen, fp);
			fclose(fp);

			PoDoFo::PdfObject *metadata;
			if ((metadata = doc->GetMetadata()) != NULL)
				metadata->GetStream()->Set(xmpBuf, xmpLen, PoDoFo::TVecFilters());
			else
            {
				metadata = doc->GetObjects().CreateObject("Metadata");
				metadata->GetDictionary().AddKey(PoDoFo::PdfName("Subtype"), PoDoFo::PdfName("XML"));
				metadata->GetStream()->Set(xmpBuf, xmpLen, PoDoFo::TVecFilters());
				doc->GetCatalog()->GetDictionary().AddKey(PoDoFo::PdfName("Metadata"), metadata->Reference());
            }
			delete[] xmpBuf;

			doc->Write(argv[3]);
        }
    }

	delete doc;

	return EXIT_SUCCESS;
}
コード例 #6
0
std::ostream& ossimGeoPdfInfo::print(std::ostream& out) const
{
  static const char MODULE[] = "ossimGeoPdfInfo::print";
 
  int count = m_PdfMemDocument->GetPageCount();
  PoDoFo::PdfString author = m_PdfMemDocument->GetInfo()->GetAuthor();
  PoDoFo::PdfString creator = m_PdfMemDocument->GetInfo()->GetCreator();
  PoDoFo::PdfString title = m_PdfMemDocument->GetInfo()->GetTitle();
  PoDoFo::PdfString subject = m_PdfMemDocument->GetInfo()->GetSubject();
  PoDoFo::PdfString keywords = m_PdfMemDocument->GetInfo()->GetKeywords();
  PoDoFo::PdfString producer = m_PdfMemDocument->GetInfo()->GetProducer();


  ossimString createDate;
  ossimString modifyDate;
  PoDoFo::PdfObject* obj = m_PdfMemDocument->GetInfo()->GetObject();
  if (obj->IsDictionary())
  {
    PoDoFo::PdfDictionary pdfDictionary = obj->GetDictionary();

    PoDoFo::TKeyMap keyMap = pdfDictionary.GetKeys();
    PoDoFo::TKeyMap::iterator it = keyMap.begin();
    while (it != keyMap.end())
    {
      ossimString refName = ossimString(it->first.GetName());
      PoDoFo::PdfObject* refObj = it->second;

      std::string objStr;
      refObj->ToString(objStr);
      
      if (refName == "CreationDate")
      {
        createDate = ossimString(objStr);
        createDate = createDate.substitute("(", "", true).trim();
        createDate = createDate.substitute(")", "", true).trim();
        createDate = createDate.substitute("D:", "", true).trim();
      }
      else if (refName == "ModDate")
      {
        modifyDate = ossimString(objStr);
        modifyDate = modifyDate.substitute("(", "", true).trim();
        modifyDate = modifyDate.substitute(")", "", true).trim();
        modifyDate = modifyDate.substitute("D:", "", true).trim();
      }
      it++;
    }
  }

  try
  {
     m_PdfMemDocument->FreeObjectMemory(obj);
  }
  catch (...)
  {  
  }

  ossimString authorStr = author.GetString();
  ossimString creatorStr = creator.GetString();
  ossimString titleStr = title.GetString();
  ossimString producerStr = producer.GetString();
  ossimString subjectStr = subject.GetString();
  ossimString keywordsStr = keywords.GetString();

  ossimString prefix = "geopdf.";

  out << prefix << "pagecount:  "
    << ossimString::toString(count).c_str() << "\n";

  if (!authorStr.empty())
  {
    out << prefix << "author:  "
      << authorStr.c_str() << "\n";
  }

  if (!creatorStr.empty())
  {
    out << prefix << "creator:  "
      << creatorStr.c_str() << "\n";
  }

  if (!titleStr.empty())
  {
    out << prefix << "title:  "
      << titleStr.c_str() << "\n";
  }

  if (!producerStr.empty())
  {
    out << prefix << "producer:  "
      << producerStr.c_str() << "\n";
  }

  if (!subjectStr.empty())
  {
    out << prefix << "subject:  "
      << subjectStr.c_str() << "\n";
  }

  if (!keywordsStr.empty())
  {
    out << prefix << "keywords:  "
      << keywordsStr.c_str() << "\n";
  }

  if (!createDate.empty())
  {
    out << prefix << "creationdate:  "
      << createDate.c_str() << "\n";
  }

  if (!modifyDate.empty())
  {
    out << prefix << "modificationdate:  "
      << modifyDate.c_str() << "\n";
  }

  if (traceDebug())
  {    
     ossimNotify(ossimNotifyLevel_DEBUG)
      << MODULE << " DEBUG Entered...\n";
  }
  return out;
}
コード例 #7
0
QStringList FMPDFFontExtractor::list()
{
	if(!document)
		return mfont.keys();
	
	if(cachedList)
		return mfont.keys();
	else
		cachedList = true;
	
	PoDoFo::TCIVecObjects objIt( document->GetObjects().begin() );
	PoDoFo::PdfName pType("Type");
	PoDoFo::PdfName pSubtype("Subtype");
	PoDoFo::PdfName pFont("Font");
	PoDoFo::PdfName pType1("Type1");
	PoDoFo::PdfName pTrueType("TrueType");
	PoDoFo::PdfName pFontDescriptor( "FontDescriptor" );
	PoDoFo::PdfName pFontFile( "FontFile" );
	PoDoFo::PdfName pFontFile3( "FontFile3" );
	PoDoFo::PdfName pFontName( "FontName" );
	
	while( objIt != document->GetObjects().end() )
	{
		PoDoFo::PdfObject* obj(*objIt);	
		if ( obj->IsDictionary() )
		{
			if(obj->GetIndirectKey(pType))
			{
				PoDoFo::PdfName type( obj->GetIndirectKey(pType)->GetName() );
				if(type == pFont)
				{
					if(obj->GetIndirectKey( pSubtype ))
					{
						PoDoFo::PdfName subtype ( obj->GetIndirectKey( pSubtype )->GetName() );
						if ((subtype == pType1) ||  (subtype == pTrueType))
						{
							PoDoFo::PdfObject * fontDescriptor ( obj->GetIndirectKey ( pFontDescriptor ) );
							if (fontDescriptor )
							{
								bool hasFile(false);
								PoDoFo::PdfObject * fontFile ( fontDescriptor->GetIndirectKey ( pFontFile ) );
								if ( !fontFile )
								{
									fontFile = fontDescriptor->GetIndirectKey(pFontFile3) ;
									if ( !fontFile )
										qWarning ( "Font not embedded not supported yet" );
									else
										hasFile = true;
			
								}
								else
									hasFile = true;
								if(hasFile)
								{
									PoDoFo::PdfName fontName(fontDescriptor->GetIndirectKey(pFontName)->GetName());
									if(1)
									{
										QString n(QString::fromStdString( fontName.GetName() ));
										mfont[n] = fontFile;
										// we know naming it pfb is wrong 
										mType[n] = (subtype == pType1) ? "pfb" : "ttf";
									}
									else
										qDebug()<<"Error: no /FontName key";
								}
							}
		
						}
					}
				}
			}
		}
		objIt++;
	}
	
	return mfont.keys();
	
}