| #include <QtCore/QDebug> |
| #include <QtCore/QDir> |
| #include <QtCore/QTime> |
| #include <QtWidgets/QApplication> |
| #include <QtGui/QImage> |
| |
| #include <iostream> |
| |
| #include <poppler-qt5.h> |
| |
| int main( int argc, char **argv ) |
| { |
| QApplication a( argc, argv ); // QApplication required! |
| |
| QTime t; |
| t.start(); |
| |
| QDir directory( argv[1] ); |
| foreach ( const QString &fileName, directory.entryList() ) { |
| if (fileName.endsWith(QStringLiteral("pdf")) ) { |
| qDebug() << "Doing" << fileName.toLatin1().data() << ":"; |
| Poppler::Document *doc = Poppler::Document::load( directory.canonicalPath()+"/"+fileName ); |
| if (!doc) { |
| qWarning() << "doc not loaded"; |
| } else if ( doc->isLocked() ) { |
| if (! doc->unlock( "", "password" ) ) { |
| qWarning() << "couldn't unlock document"; |
| delete doc; |
| } |
| } else { |
| int major = 0, minor = 0; |
| doc->getPdfVersion( &major, &minor ); |
| doc->info(QStringLiteral("Title")); |
| doc->info(QStringLiteral("Subject")); |
| doc->info(QStringLiteral("Author")); |
| doc->info(QStringLiteral("Keywords")); |
| doc->info(QStringLiteral("Creator")); |
| doc->info(QStringLiteral("Producer")); |
| doc->date(QStringLiteral("CreationDate")).toString(); |
| doc->date(QStringLiteral("ModDate")).toString(); |
| doc->numPages(); |
| doc->isLinearized(); |
| doc->isEncrypted(); |
| doc->okToPrint(); |
| doc->okToCopy(); |
| doc->okToChange(); |
| doc->okToAddNotes(); |
| doc->pageMode(); |
| |
| for( int index = 0; index < doc->numPages(); ++index ) { |
| Poppler::Page *page = doc->page( index ); |
| page->renderToImage(); |
| page->pageSize(); |
| page->orientation(); |
| delete page; |
| std::cout << "."; |
| std::cout.flush(); |
| } |
| std::cout << std::endl; |
| delete doc; |
| } |
| } |
| } |
| |
| std::cout << "Elapsed time: " << (t.elapsed()/1000) << "seconds" << std::endl; |
| |
| } |