int main(int argc, char* const argv[])

try {

if (argc != 2) {

std::cout << "Usage: " << argv[0] << " file\n";

return 1;

}

Exiv2::Image::AutoPtr image = Exiv2::ImageFactory::open(argv[1]);

assert(image.get() != 0);

image->readMetadata();

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

if (exifData.empty()) {

std::string error(argv[1]);

error += ": No Exif data found in the file";

throw Exiv2::Error(1, error);

}

Exiv2::ExifData::const_iterator end = exifData.end();

for (Exiv2::ExifData::const_iterator i = exifData.begin(); i != end; ++i) {

const char* tn = i->typeName();

std::cout << std::setw(44) << std::setfill(' ') << std::left

<< i->key() << " "

<< "0x" << std::setw(4) << std::setfill('0') << std::right

<< std::hex << i->tag() << " "

<< std::setw(9) << std::setfill(' ') << std::left

<< (tn ? tn : "Unknown") << " "

<< std::dec << std::setw(3)

<< std::setfill(' ') << std::right

<< i->count() << " "

<< std::dec << i->value()

<< "\n";

}

return 0;

}

catch (Exiv2::Error& e) {

std::cout << "Caught Exiv2 exception '" << e.what() << "'\n";

return -1;

}