US 11,659,207 B2
General constraints of syntax elements for video coding
Yong He, San Diego, CA (US); Yao-Jen Chang, San Diego, CA (US); Vadim Seregin, San Diego, CA (US); and Muhammed Zeyd Coban, Carlsbad, CA (US)
Assigned to QUALCOMM INCORPORATED, San Diego, CA (US)
Filed by QUALCOMM Incorporated, San Diego, CA (US)
Filed on Jun. 7, 2021, as Appl. No. 17/340,727.
Claims priority of provisional application 63/036,320, filed on Jun. 8, 2020.
Prior Publication US 2021/0385497 A1, Dec. 9, 2021
Int. Cl. H04N 19/70 (2014.01); H04N 19/172 (2014.01); H04N 19/184 (2014.01); H04N 19/105 (2014.01)
CPC H04N 19/70 (2014.11) [H04N 19/105 (2014.11); H04N 19/172 (2014.11); H04N 19/184 (2014.11)] 28 Claims
OG exemplary drawing
 
1. A method of decoding video data, the method comprising:
decoding, from a coded video bitstream, a first syntax element that specifies a constraint for a second syntax element that specifies whether subpicture information is present in the coded video bitstream and whether more than one subpicture is allowed to be present in the coded video bitstream; and
decoding, based on the constraint specified by the first syntax element, the second syntax element.