Patent ID: 11968399
Assignee: FRAUNHOFER GESELLSCHAFT ZUR FÖRDERUNG DER ANGEWANDTEN FORSCHUNG E.V.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H | IPC H

Claim 11:
12. The video decoder of claim 1, comprising a DPB and configured to:
mark pictures in the DPB which are to remain in the DPB to serve as a prediction reference;
remove pictures from the DPB which are not marked and which are not needed for future display; and
in case of the random access point signaling granularity indication assuming the first granularity;
decode from the data stream, for a currently decoded picture, a reference picture buffer description for a first, in decoding or streaming order, sub-picture of the sub-picture of currently decoded picture, and
identify the pictures in the DPB to be marked for the currently decoded picture depending on the reference picture buffer description for the first sub-picture of the currently decoded picture.