Invention Grant
- Patent Title: Picture encoding and decoding methods and apparatuses, and picture encoding and decoding system
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Application No.: US16084065Application Date: 2017-03-18
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Publication No.: US10681350B2Publication Date: 2020-06-09
- Inventor: Cheolkon Jung , Shengtao Yu , Peng Ke , Ming Li , Ping Wu , Guoqiang Shang , Zhao Wu
- Applicant: ZTE Corporation
- Applicant Address: CN Shaanxi
- Assignee: XI'AN ZHONGXING NEW SOFTWARE CO., LTD.
- Current Assignee: XI'AN ZHONGXING NEW SOFTWARE CO., LTD.
- Current Assignee Address: CN Shaanxi
- Agency: Cantor Colburn LLP
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@21f351e9 com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@20c42943 com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@f01487b
- International Application: PCT/CN2017/077167 WO 20170318
- International Announcement: WO2017/129147 WO 20170803
- Main IPC: H04N19/44
- IPC: H04N19/44 ; H04N19/124 ; H04N19/117 ; H04N19/172 ; H04N19/186 ; H04N19/85 ; H04N19/98

Abstract:
Provided are picture encoding and decoding methods and apparatuses, and a picture encoding and decoding system. The picture encoding method includes: determining an adjustment factor according to pixel sampling values of a video picture; converting the video picture according to the adjustment factor, and encoding the converted video picture; and writing the adjustment factor into a bitstream obtained by encoding the converted video picture.
Public/Granted literature
- US20190289289A1 Picture Encoding and Decoding Methods and Apparatuses, and Picture Encoding and Decoding System Public/Granted day:2019-09-19
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