Patent ID: 11917220
Assignee: FRAUNHOFER GESELLSCHAFT ZUR FÖRDERUNG DER ANGEWANDTEN FORSCHUNG E.V.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. Video streaming server comprising a programmed computer or electronic circuit configured to
access slices of a video data stream into which pictures of a video are coded each of which shows a scene, wherein the pictures are spatially subdivided into tiles and within each picture tiles within the respective picture are coded independent from each other; and
render available to a client a streaming of a stream concerning a section of the scene, the stream being formatted in a file format and comprising
a set of one or more source tracks incorporating the slices into which tiles within the section are encoded, and
a set of one or more gathering tracks comprising construction instructions indicating a synthesis of a section-specific video data stream into which pictures showing the scene's section are encoded on the basis of the one or more source tracks;

wherein the construction instructions form a sequence of one or more copying instructions and one or more insertion instructions;
wherein the one or more copying instruction, instruct to copy certain portions for the slices of the set of one or more source tracks for a synthesis of the section-specific video data stream, and
the one or more insertion instructions instruct to insert a content of an operator field of the one or more insertion instructions for a synthesis of the section-specific video data stream.