private void WriteXmpMetaData(string imageFilePath, MasterImage masterImage, bool alwaysWriteMetadata, bool preview)
{
bool writeMetadata = false;
IXmpMeta xmp = XmpMetaFactory.Create();
if ((!String.IsNullOrEmpty(masterImage.Caption) && !IsEquivalent(masterImage.Caption, imageFilePath)) || alwaysWriteMetadata)
{
xmp.AppendArrayItem(XmpConstants.NsDC, "dc:title", new PropertyOptions {
IsArrayAlternate = true
}, masterImage.Caption, null);
writeMetadata = true;
}
if (!String.IsNullOrEmpty(masterImage.Comment))
{
xmp.AppendArrayItem(XmpConstants.NsDC, "dc:description", new PropertyOptions {
IsArrayAlternate = true
}, masterImage.Comment, null);
writeMetadata = true;
}
if (masterImage.Rating != null && (int)masterImage.Rating > 0)
{
xmp.SetProperty(XmpConstants.NsXmp, "xmp:Rating", ((int)masterImage.Rating).ToString());
writeMetadata = true;
}
// TODO: Handle faces.
if (writeMetadata)
{
string metaFilePath = Path.ChangeExtension(imageFilePath, ".xmp");
if (File.Exists(metaFilePath))
{
Console.Error.WriteLine("ERROR: XMP meta file already exists, skipping '" + metaFilePath + "'.");
}
else if (!preview)
{
Directory.CreateDirectory(Path.GetDirectoryName(metaFilePath));
using (var stream = File.OpenWrite(metaFilePath))
{
XmpMetaFactory.Serialize(xmp, stream, new SerializeOptions {
OmitPacketWrapper = true
});
}
numMetadataFilesCreated++;
}
}
}
/**
* Flushes and closes the XmpWriter.
* @throws IOException
*/
virtual public void Close()
{
if (outputStream == null)
{
return;
}
try {
XmpMetaFactory.Serialize(xmpMeta, outputStream, serializeOptions);
outputStream = null;
}
catch (XmpException xmpExc) {
throw new IOException(xmpExc.Message);
}
}
/**
* Flushes and closes the XmpWriter.
* @throws IOException
*/
virtual public void Serialize(Stream externalOutputStream)
{
XmpMetaFactory.Serialize(xmpMeta, externalOutputStream, serializeOptions);
}
