/// <summary>
 /// Get picture metadata descriptions for specified ids.
 /// </summary>
 /// <param name="userContext">User context.</param>
 /// <param name="pictureMetaDataDescriptionsIds">Ids of the metadadescriptions to be retrieved.</param>
 /// <returns>Picture metadata descriptions for specified ids.</returns>
 public virtual PictureMetaDataDescriptionList GetPictureMetaDataDescriptions(IUserContext userContext,
                                                                              List <Int32> pictureMetaDataDescriptionsIds)
 {
     return(PictureDataSource.GetPictureMetaDataDescriptions(userContext, pictureMetaDataDescriptionsIds));
 }
 /// <summary>
 /// Get picture metadata descriptions for a specific culture.
 /// </summary>
 /// <param name="userContext">User context.</param>
 /// <returns>Picture metadata descriptions for specified culture.</returns>
 public virtual PictureMetaDataDescriptionList GetPictureMetaDataDescriptions(IUserContext userContext)
 {
     return(PictureDataSource.GetPictureMetaDataDescriptions(userContext));
 }