US 11,968,379 B2
Video decoding method and apparatus, video encoding method and apparatus, storage medium, and electronic device
Xinwei Gao, Shenzhen (CN); Weiran Li, Shenzhen (CN); and Chenchen Gu, Shenzhen (CN)
Assigned to TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED, Shenzhen (CN)
Filed by Tencent Technology (Shenzhen) Company Limited, Shenzhen (CN)
Filed on Sep. 8, 2021, as Appl. No. 17/469,729.
Application 17/469,729 is a continuation of application No. PCT/CN2020/116642, filed on Sep. 22, 2020.
Claims priority of application No. 201910927094.X (CN), filed on Sep. 27, 2019.
Prior Publication US 2021/0409738 A1, Dec. 30, 2021
Int. Cl. H04N 19/30 (2014.01); H04N 19/119 (2014.01); H04N 19/176 (2014.01); H04N 19/70 (2014.01)
CPC H04N 19/30 (2014.11) [H04N 19/119 (2014.11); H04N 19/176 (2014.11); H04N 19/70 (2014.11)] 14 Claims
OG exemplary drawing
 
1. A video decoding method performed by an electronic device, the method comprising:
obtaining a current video frame, the current video frame being partitioned into a plurality of regions;
obtaining a syntax element carried in syntax data corresponding to each region of the plurality of regions, the syntax element being used for indicating a resolution used to decode the region, and a plurality of resolutions used to decode the plurality of regions comprising at least two different resolutions, the obtaining including:
obtaining an identification value corresponding to the region, the identification value indicating a relationship between the resolution used to decode the region and a resolution used to decode a previous region of the plurality of regions; and
determining, according to the identification value and the resolution used to decode the previous region, the resolution used to decode the region; and
decoding each region of the plurality of regions by using the respective resolution corresponding to the respective region.