public static void Run()
{
// ExStart:ReadAndWriteXMPDataToImages
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_ModifyingAndConvertingImages();
// Specify the size of image by defining a Rectangle
Rectangle rect = new Rectangle(0, 0, 100, 200);
TiffOptions tiffOptions = new TiffOptions(TiffExpectedFormat.TiffJpegRgb);
tiffOptions.Photometric = TiffPhotometrics.MinIsBlack;
tiffOptions.BitsPerSample = new ushort[] { 8 };
// Create the brand new image just for sample purposes
using (var image = new TiffImage(new TiffFrame(tiffOptions, rect.Width, rect.Height)))
{
// Create an instance of XMP-Header
XmpHeaderPi xmpHeader = new XmpHeaderPi(Guid.NewGuid().ToString());
// Create an instance of Xmp-TrailerPi, XMPmeta class to set different attributes
XmpTrailerPi xmpTrailer = new XmpTrailerPi(true);
XmpMeta xmpMeta = new XmpMeta();
xmpMeta.AddAttribute("Author", "Mr Smith");
xmpMeta.AddAttribute("Description", "The fake metadata value");
// Create an instance of XmpPacketWrapper that contains all metadata
XmpPacketWrapper xmpData = new XmpPacketWrapper(xmpHeader,xmpTrailer, xmpMeta);
// Create an instacne of Photoshop package and set photoshop attributes
PhotoshopPackage photoshopPackage = new PhotoshopPackage();
photoshopPackage.SetCity("London");
photoshopPackage.SetCountry("England");
photoshopPackage.SetColorMode(ColorMode.Rgb);
photoshopPackage.SetCreatedDate(DateTime.UtcNow);
// Add photoshop package into XMP metadata
xmpData.AddPackage(photoshopPackage);
// Create an instacne of DublinCore package and set dublinCore attributes
DublinCorePackage dublinCorePackage = new DublinCorePackage();
dublinCorePackage.SetAuthor("Charles Bukowski");
dublinCorePackage.SetTitle("Confessions of a Man Insane Enough to Live With the Beasts");
dublinCorePackage.AddValue("dc:movie", "Barfly");
// Add dublinCore Package into XMP metadata
xmpData.AddPackage(dublinCorePackage);
using (var ms = new MemoryStream())
{
// Update XMP metadata into image and Save image on the disk or in memory stream
image.XmpData = xmpData;
image.Save(ms);
ms.Seek(0, System.IO.SeekOrigin.Begin);
// Load the image from moemory stream or from disk to read/get the metadata
using (var img = (TiffImage)Image.Load(ms))
{
// Getting the XMP metadata
XmpPacketWrapper imgXmpData = img.XmpData;
foreach (XmpPackage package in imgXmpData.Packages)
{
// Use package data ...
}
}
}
}
}
// ExEnd:ReadAndWriteXMPDataToImages
