Set of metadata and data containers for association with a complex and media items media items

摘要

It is a data container and various types of metadata associated with the part and media items media items. In one embodiment, the data container associated with a media item, the metadata maintained right subset associated with a media item portion, metadata set is associated with a composite media item. In another embodiment, the data container can include a commerce enabling information. [Selection Figure] Figure 8a