protected override MediaData ExportProtected(Presentation destPres)
{
VideoMediaData expImgData = (VideoMediaData)destPres.MediaDataFactory.Create(GetType());
expImgData.InitializeVideo(m_DataProvider.Export(destPres), OriginalRelativePath);
return(expImgData);
}
protected override MediaData CopyProtected()
{
VideoMediaData copyVideoMediaData = (VideoMediaData)Presentation.MediaDataFactory.Create(GetType());
// We do not Copy the FileDataProvider,
// it is shared amongst VideoMediaData instances without concurrent access problems
// because the file stream is read-only by design.
copyVideoMediaData.InitializeVideo(m_DataProvider, OriginalRelativePath);
return(copyVideoMediaData);
}