CN111989924B - 用于图片编码和解码的方法及设备 - Google Patents

用于图片编码和解码的方法及设备 Download PDF

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Publication number
CN111989924B
CN111989924B CN201980025576.4A CN201980025576A CN111989924B CN 111989924 B CN111989924 B CN 111989924B CN 201980025576 A CN201980025576 A CN 201980025576A CN 111989924 B CN111989924 B CN 111989924B
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China
Prior art keywords
block
motion compensated
weight
compensated reference
picture
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CN201980025576.4A
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Chinese (zh)
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CN111989924A (zh
Inventor
T.波伊里尔
P.博德斯
F.厄本
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InterDigital VC Holdings Inc
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InterDigital VC Holdings Inc
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/573—Motion compensation with multiple frame prediction using two or more reference frames in a given prediction direction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/184—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being bits, e.g. of the compressed video stream
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN201980025576.4A 2018-04-13 2019-03-19 用于图片编码和解码的方法及设备 Active CN111989924B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP18305457.6A EP3554080A1 (en) 2018-04-13 2018-04-13 Methods and devices for picture encoding and decoding
EP18305457.6 2018-04-13
PCT/US2019/022894 WO2019199418A1 (en) 2018-04-13 2019-03-19 Method and a device for picture encoding and decoding

Publications (2)

Publication Number Publication Date
CN111989924A CN111989924A (zh) 2020-11-24
CN111989924B true CN111989924B (zh) 2024-11-29

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US (1) US11483576B2 (https=)
EP (2) EP3554080A1 (https=)
JP (1) JP7735052B2 (https=)
CN (1) CN111989924B (https=)
MX (1) MX2020010787A (https=)
WO (1) WO2019199418A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3468198A1 (en) * 2017-10-05 2019-04-10 Thomson Licensing Method and apparatus for video encoding and decoding based on illumination compensation
US20220201295A1 (en) * 2020-12-21 2022-06-23 Electronics And Telecommunications Research Institute Method, apparatus and storage medium for image encoding/decoding using prediction
US11863774B2 (en) * 2021-01-15 2024-01-02 Tencent America LLC Method and apparatus for video coding

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017197146A1 (en) * 2016-05-13 2017-11-16 Vid Scale, Inc. Systems and methods for generalized multi-hypothesis prediction for video coding

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8457203B2 (en) * 2005-05-26 2013-06-04 Ntt Docomo, Inc. Method and apparatus for coding motion and prediction weighting parameters
US20120063515A1 (en) * 2010-09-09 2012-03-15 Qualcomm Incorporated Efficient Coding of Video Parameters for Weighted Motion Compensated Prediction in Video Coding
US9667942B2 (en) 2012-11-20 2017-05-30 Qualcomm Incorporated Adaptive luminance compensation in three dimensional video coding
EP2923491B1 (en) 2013-04-10 2018-10-31 HFI Innovation Inc. Method and apparatus for bi-prediction of illumination compensation
JP6360053B2 (ja) * 2013-06-18 2018-07-18 シャープ株式会社 照度補償装置、画像復号装置、画像符号化装置
US10887597B2 (en) 2015-06-09 2021-01-05 Qualcomm Incorporated Systems and methods of determining illumination compensation parameters for video coding
US10477231B2 (en) * 2015-06-16 2019-11-12 Lg Electronics Inc. Method and device for predicting block on basis of illumination compensation in image coding system
US10375413B2 (en) 2015-09-28 2019-08-06 Qualcomm Incorporated Bi-directional optical flow for video coding
WO2017086738A1 (ko) * 2015-11-19 2017-05-26 한국전자통신연구원 영상 부호화/복호화 방법 및 장치
JP2018056699A (ja) * 2016-09-27 2018-04-05 株式会社ドワンゴ 符号化装置、符号化方法、復号化装置、及び復号化方法
CN117221572A (zh) * 2016-10-04 2023-12-12 英迪股份有限公司 视频解码方法、图像编码方法以及发送比特流的方法
US10951912B2 (en) * 2016-10-05 2021-03-16 Qualcomm Incorporated Systems and methods for adaptive selection of weights for video coding

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017197146A1 (en) * 2016-05-13 2017-11-16 Vid Scale, Inc. Systems and methods for generalized multi-hypothesis prediction for video coding

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
Chun-Chi Chen等.Generalized bi-prediction for inter coding.Joint Video Exploration Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 3rd Meeting: Geneva, CH, 26 May – 1 June 2016 JVET-C0047 .2016,第1-2节. *
Description of SDR, HDR and 360° video coding technology proposal by Qualcomm and Technicolor – medium complexity version;P. Bordes等;Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 10th Meeting: San Diego, US, 10–20 Apr. 2018 JVET-J0022;全文 *
Generalized bi-prediction for inter coding;Chun-Chi Chen等;Joint Video Exploration Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 3rd Meeting: Geneva, CH, 26 May – 1 June 2016 JVET-C0047;20160517;第1-2节 *

Also Published As

Publication number Publication date
JP7735052B2 (ja) 2025-09-08
EP3777178A1 (en) 2021-02-17
MX2020010787A (es) 2020-10-28
CN111989924A (zh) 2020-11-24
WO2019199418A1 (en) 2019-10-17
EP3777178B1 (en) 2025-10-29
US11483576B2 (en) 2022-10-25
US20210168384A1 (en) 2021-06-03
JP2021519534A (ja) 2021-08-10
EP3554080A1 (en) 2019-10-16

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