test_xref.cc
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#include <qpdf/QPDF.hh>
#include <cstdlib>
#include <iostream>
#include <map>
int
main(int argc, char* argv[])
{
if (argc != 2) {
std::cerr << "usage: test_xref INPUT.pdf" << std::endl;
std::exit(2);
}
try {
QPDF qpdf;
qpdf.processFile(argv[1]);
for (auto const& iter: qpdf.getXRefTable()) {
std::cout << iter.first.getObj() << "/" << iter.first.getGen() << ", ";
switch (iter.second.getType()) {
case 0:
std::cout << "free entry" << std::endl;
break;
case 1:
std::cout << "uncompressed, offset = " << iter.second.getOffset() << " (0x"
<< std::hex << iter.second.getOffset() << std::dec << ")" << std::endl;
break;
case 2:
std::cout << "compressed, stream number = " << iter.second.getObjStreamNumber()
<< ", stream index = " << iter.second.getObjStreamIndex() << std::endl;
break;
default:
std::cerr << "unknown" << std::endl;
std::exit(2);
}
}
} catch (std::exception& e) {
std::cerr << e.what() << std::endl;
std::exit(2);
}
return 0;
}