US 11,800,184 B2
Method and apparatus for media scene description
Shuai Zhao, Pleasanton, CA (US); Stephan Wenger, Hillsborough, CA (US); Iraj Sodagar, Los Angeles, CA (US); and Shan Liu, San Jose, CA (US)
Assigned to TENCENT AMERICA LLC, Palo Alto, CA (US)
Filed by TENCENT AMERICA LLC, Palo Alto, CA (US)
Filed on Sep. 29, 2021, as Appl. No. 17/489,103.
Claims priority of provisional application 63/134,568, filed on Jan. 6, 2021.
Prior Publication US 2022/0217440 A1, Jul. 7, 2022
Int. Cl. G06T 15/20 (2011.01); H04N 21/44 (2011.01); H04N 21/218 (2011.01); H04N 21/81 (2011.01)
CPC H04N 21/44004 (2013.01) [G06T 15/20 (2013.01); H04N 21/21805 (2013.01); H04N 21/816 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A method of managing media storage and delivery, comprising:
obtaining information about a three-dimensional (3D) scene;
obtaining, from the information, a parameter indicating that viewport adaptation is enabled;
rendering the 3D scene, wherein the 3D scene includes at least one two-dimensional (2D) video to be reproduced within the 3D scene, wherein the at least one 2D video comprises a first 2D video having a first bitrate and a second 2D video having a second bitrate;
obtaining a current viewport of a user;
determining whether the at least one 2D video is inside of a range of the current viewport; and
adjusting a bitrate of the at least one 2D video based on a result of the determining, wherein the adjusting comprises, based on determining that the first 2D video is inside of the range of the current viewport and that the second 2D video is outside of the range of the current viewport, adjusting the second bitrate to be lower than the first bitrate.