Exiv2: iptceasy.cpp

# iptceasy.cpp

The quickest way to access, set or modify IPTC metadata

    // ***************************************************************** -*- C++ -*-
    // iptceasy.cpp, $Rev: 1328 $
    // The quickest way to access, set or modify IPTC metadata.

    #include <exiv2/iptc.hpp>
    #include <exiv2/image.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;
        }
        std::string file(argv[1]);

        Exiv2::IptcData iptcData;

        iptcData["Iptc.Application2.Headline"] = "The headline I am";
        iptcData["Iptc.Application2.Keywords"] = "Yet another keyword";
        iptcData["Iptc.Application2.DateCreated"] = "2004-8-3";
        iptcData["Iptc.Application2.Urgency"] = uint16_t(1);
        iptcData["Iptc.Envelope.ModelVersion"] = 42;
        iptcData["Iptc.Envelope.TimeSent"] = "14:41:0-05:00";
        iptcData["Iptc.Application2.RasterizedCaption"] = "230 42 34 2 90 84 23 146";
        iptcData["Iptc.0x0009.0x0001"] = "Who am I?";

        Exiv2::StringValue value;
        value.read("very!");
        iptcData["Iptc.Application2.Urgency"] = value;

        std::cout << "Time sent: " << iptcData["Iptc.Envelope.TimeSent"] << "\n";

        // Open image file
        Exiv2::Image::AutoPtr image = Exiv2::ImageFactory::open(file);
        assert (image.get() != 0);

        // Set IPTC data and write it to the file
        image->setIptcData(iptcData);
        image->writeMetadata();

        return 0;
    }
    catch (Exiv2::AnyError& e) {
        std::cout << "Caught Exiv2 exception '" << e << "'\n";
        return -1;
    }