iptcprint.cpp

Sample program to print the IPTC metadata of an image

// ***************************************************************** -*- C++ -*-
// iptcprint.cpp, $Rev$
// Sample program to print the IPTC metadata of an image
#include <exiv2/exiv2.hpp>
#include <iostream>
#include <iomanip>
#include <cassert>
int main(int argc, char* const argv[])
try {
if (argc != 2) {
std::cout << "Usage: " << argv[0] << " file\n";
return 1;
}
assert (image.get() != 0);
image->readMetadata();
Exiv2::IptcData &iptcData = image->iptcData();
if (iptcData.empty()) {
std::string error(argv[1]);
error += ": No IPTC data found in the file";
throw Exiv2::Error(1, error);
}
Exiv2::IptcData::iterator end = iptcData.end();
for (Exiv2::IptcData::iterator md = iptcData.begin(); md != end; ++md) {
std::cout << std::setw(44) << std::setfill(' ') << std::left
<< md->key() << " "
<< "0x" << std::setw(4) << std::setfill('0') << std::right
<< std::hex << md->tag() << " "
<< std::setw(9) << std::setfill(' ') << std::left
<< md->typeName() << " "
<< std::dec << std::setw(3)
<< std::setfill(' ') << std::right
<< md->count() << " "
<< std::dec << md->value()
<< std::endl;
}
return 0;
}
catch (Exiv2::AnyError& e) {
std::cout << "Caught Exiv2 exception '" << e << "'\n";
return -1;
}