US 12,355,980 B2
Anti-tearing picture processing method and apparatus
Yixuan Zhang, Singapore (SG); Shaolin Chen, Shenzhen (CN); and Lin Meng, Shenzhen (CN)
Assigned to HUAWEI TECHNOLOGIES CO., LTD., Shenzhen (CN)
Filed by Huawei Technologies Co., Ltd., Shenzhen (CN)
Filed on Dec. 28, 2022, as Appl. No. 18/147,402.
Application 18/147,402 is a continuation of application No. PCT/CN2020/099585, filed on Jun. 30, 2020.
Prior Publication US 2023/0171408 A1, Jun. 1, 2023
Int. Cl. H04N 19/157 (2014.01); H04N 19/105 (2014.01); H04N 19/172 (2014.01); H04N 19/30 (2014.01); H04N 19/423 (2014.01); H04N 19/463 (2014.01); H04N 19/87 (2014.01)
CPC H04N 19/157 (2014.11) [H04N 19/105 (2014.11); H04N 19/172 (2014.11); H04N 19/30 (2014.11); H04N 19/423 (2014.11); H04N 19/463 (2014.11); H04N 19/87 (2014.11)] 20 Claims
OG exemplary drawing
 
1. A picture processing method comprising:
receiving a first picture and a second picture in a video stream, wherein the first picture has a first display time period and the second picture has a second display time period after the first display time period, and wherein each picture in the video stream comprises a plurality of sub-pictures, and wherein each sub-picture comprises a base layer;
sending the first picture for displaying the first picture during the first display time period;
determining whether the second picture meets a first preset condition based on a base layer of a first sub-picture of the second picture;
sending, when the second picture meets the first preset condition, the first picture for displaying the first picture again during the second display time period;
determining, when scene switching occurs, whether the second picture meets a second preset condition based on the base layer of the first sub-picture of the second picture; and
sending, when the second picture meets the second preset condition, the first picture for displaying the first picture again during the second display time period.