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42 lines
1.3 KiB
C++
42 lines
1.3 KiB
C++
// SPDX-License-Identifier: GPL-2.0-or-later
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// Sample program to print the IPTC metadata of an image
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#include <exiv2/exiv2.hpp>
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#include <iostream>
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int main(int argc, char* const argv[]) try {
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Exiv2::XmpParser::initialize();
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::atexit(Exiv2::XmpParser::terminate);
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if (argc != 2) {
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std::cout << "Usage: " << argv[0] << " file\n";
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return EXIT_FAILURE;
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}
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auto image = Exiv2::ImageFactory::open(argv[1]);
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image->readMetadata();
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Exiv2::IptcData& iptcData = image->iptcData();
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if (iptcData.empty()) {
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std::string error(argv[1]);
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error += ": No IPTC data found in the file";
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throw Exiv2::Error(Exiv2::ErrorCode::kerErrorMessage, error);
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}
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for (const auto& md : iptcData) {
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std::cout << std::setw(44) << std::setfill(' ') << std::left << md.key() << " "
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<< "0x" << std::setw(4) << std::setfill('0') << std::right << std::hex << md.tag() << " " << std::setw(9)
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<< std::setfill(' ') << std::left << md.typeName() << " " << std::dec << std::setw(3) << std::setfill(' ')
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<< std::right << md.count() << " " << std::dec << md.value() << '\n';
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}
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return EXIT_SUCCESS;
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} catch (Exiv2::Error& e) {
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std::cout << "Caught Exiv2 exception '" << e << "'\n";
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return EXIT_FAILURE;
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} catch (const std::exception& e) {
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std::cout << "Caught exception: '" << e.what() << "'\n";
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return EXIT_FAILURE;
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}
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