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59 lines
1.6 KiB
C++
59 lines
1.6 KiB
C++
// SPDX-License-Identifier: GPL-2.0-or-later
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// Read an XMP from a video or graphic file, parse it and print all (known) properties.
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#include <exiv2/exiv2.hpp>
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#include <string>
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#include <iostream>
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#include <iomanip>
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#include <cassert>
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int main(int argc, char** argv)
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{
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Exiv2::XmpParser::initialize();
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::atexit(Exiv2::XmpParser::terminate);
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#ifdef EXV_ENABLE_BMFF
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Exiv2::enableBMFF();
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#endif
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try
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{
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if (argc != 2)
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{
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std::cout << "Usage: " << argv[0] << " file\n";
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return 1;
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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::XmpData &xmpData = image->xmpData();
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if (xmpData.empty()) {
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std::string error(argv[1]);
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error += ": No XMP data found in the file";
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throw Exiv2::Error(Exiv2::ErrorCode::kerErrorMessage, error);
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}
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if (xmpData.empty())
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{
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std::string error(argv[1]);
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error += ": No XMP properties found in the XMP packet";
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throw Exiv2::Error(Exiv2::ErrorCode::kerErrorMessage, error);
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}
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for (auto&& md : xmpData) {
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std::cout << std::setfill(' ') << std::left << std::setw(44) << md.key() << " " << std::setw(9)
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<< std::setfill(' ') << std::left << md.typeName() << " " << std::dec << std::setw(3)
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<< std::setfill(' ') << std::right << md.count() << " " << std::dec << md.toString() << std::endl;
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}
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Exiv2::XmpParser::terminate();
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return 0;
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}
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catch (Exiv2::AnyError& e)
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{
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std::cout << "Caught Exiv2 exception '" << e << "'\n";
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return -1;
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}
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}
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