Function main

samples/write2-test.cpp:11–191

Main

// *****************************************************************************
// Main
int main(int argc, char* const argv[]) {
  Exiv2::XmpParser::initialize();
  ::atexit(Exiv2::XmpParser::terminate);

  try {
    if (argc != 2) {
      std::cout << "Usage: " << argv[0] << " file\n";
      return EXIT_FAILURE;
    }
    std::string file(argv[1]);

    std::cout << "----- Some IFD0 tags\n";
    Exiv2::ExifData ed1;
    ed1["Exif.Image.Model"] = "Test 1";

    auto v1 = Exiv2::Value::create(Exiv2::unsignedShort);
    v1->read("160 161 162 163");
    ed1.add(Exiv2::ExifKey("Exif.Image.SamplesPerPixel"), v1.get());

    auto v2 = Exiv2::Value::create(Exiv2::signedLong);
    v2->read("-2 -1 0 1");
    ed1.add(Exiv2::ExifKey("Exif.Image.XResolution"), v2.get());

    auto v3 = Exiv2::Value::create(Exiv2::signedRational);
    v3->read("-2/3 -1/3 0/3 1/3");
    ed1.add(Exiv2::ExifKey("Exif.Image.YResolution"), v3.get());

    auto v4 = Exiv2::Value::create(Exiv2::undefined);
    v4->read("255 254 253 252");
    ed1.add(Exiv2::ExifKey("Exif.Image.WhitePoint"), v4.get());

    write(file, ed1);
    print(file);

    std::cout << "\n----- One Exif tag\n";
    Exiv2::ExifData ed2;
    ed2["Exif.Photo.DateTimeOriginal"] = "Test 2";
    write(file, ed2);
    print(file);

    std::cout << "\n----- Canon MakerNote tags\n";
    Exiv2::ExifData edMn1;
    edMn1["Exif.Image.Make"] = "Canon";
    edMn1["Exif.Image.Model"] = "Canon PowerShot S40";
    edMn1["Exif.Canon.0xabcd"] = "A Canon makernote tag";
    edMn1["Exif.CanonCs.0x0002"] = static_cast<uint16_t>(41);
    edMn1["Exif.CanonSi.0x0005"] = static_cast<uint16_t>(42);
    edMn1["Exif.CanonCf.0x0001"] = static_cast<uint16_t>(43);
    edMn1["Exif.CanonPi.0x0001"] = static_cast<uint16_t>(44);
    edMn1["Exif.CanonPa.0x0001"] = static_cast<uint16_t>(45);
    write(file, edMn1);
    print(file);

    std::cout << "\n----- Non-intrusive writing of special Canon MakerNote tags\n";
    auto image = Exiv2::ImageFactory::open(file);
    image->readMetadata();

    Exiv2::ExifData& rEd = image->exifData();