JP2022516091A - 履歴ベースの動きベクトル予測 - Google Patents

履歴ベースの動きベクトル予測 Download PDF

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JP2022516091A
JP2022516091A JP2021537784A JP2021537784A JP2022516091A JP 2022516091 A JP2022516091 A JP 2022516091A JP 2021537784 A JP2021537784 A JP 2021537784A JP 2021537784 A JP2021537784 A JP 2021537784A JP 2022516091 A JP2022516091 A JP 2022516091A
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シウ、シャオユウ
フ、ユーウェン
ルオ、チャンコン
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ヴィド スケール インコーポレイテッド
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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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
    • 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
    • H04N19/513—Processing of motion vectors
    • H04N19/517—Processing of motion vectors by encoding
    • H04N19/52—Processing of motion vectors by encoding by predictive encoding
    • 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
    • H04N19/513—Processing of motion vectors
    • 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
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • 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
    • 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
    • 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
    • H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
    • 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
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2021537784A 2018-12-29 2019-12-19 履歴ベースの動きベクトル予測 Pending JP2022516091A (ja)

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JP2025052085A JP7846812B2 (ja) 2018-12-29 2025-03-26 履歴ベースの動きベクトル予測

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US201862786429P 2018-12-29 2018-12-29
US62/786,429 2018-12-29
PCT/US2019/067639 WO2020139717A1 (en) 2018-12-29 2019-12-19 History-based motion vector prediction

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US (3) US20220078406A1 (https=)
EP (1) EP3903496A1 (https=)
JP (2) JP2022516091A (https=)
KR (2) KR20210118068A (https=)
CN (3) CN119211577A (https=)
BR (1) BR112021012462A2 (https=)
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Cited By (1)

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JP2020145645A (ja) * 2019-03-08 2020-09-10 株式会社Ｊｖｃケンウッド 画像符号化装置、画像符号化方法及び画像符号化プログラム

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US12160574B2 (en) * 2021-06-15 2024-12-03 Qualcomm Incorporated Motion vector candidate construction for geometric partitioning mode in video coding
WO2023198075A1 (en) * 2022-04-13 2023-10-19 Beijing Bytedance Network Technology Co., Ltd. Method, apparatus, and medium for video processing
CN119234421A (zh) * 2022-06-23 2024-12-31 联发科技股份有限公司 使用多个基于历史的运动向量预测表进行视频编解码的方法和装置

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WO2020085954A1 (en) * 2018-10-24 2020-04-30 Huawei Technologies Co., Ltd. Video decoder and methods
WO2020123218A1 (en) * 2018-12-10 2020-06-18 Tencent America LLC Method and apparatus for video coding

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WO2011095259A1 (en) 2010-02-05 2011-08-11 Telefonaktiebolaget L M Ericsson (Publ) Selecting predicted motion vector candidates
KR101630688B1 (ko) * 2010-02-17 2016-06-16 삼성전자주식회사 움직임 예측 장치 및 방법과 영상 처리 장치
WO2013077659A1 (ko) * 2011-11-24 2013-05-30 에스케이텔레콤 주식회사 모션 벡터의 예측 부호화/복호화 방법 및 장치
US9503720B2 (en) 2012-03-16 2016-11-22 Qualcomm Incorporated Motion vector coding and bi-prediction in HEVC and its extensions
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WO2020085954A1 (en) * 2018-10-24 2020-04-30 Huawei Technologies Co., Ltd. Video decoder and methods
WO2020123218A1 (en) * 2018-12-10 2020-06-18 Tencent America LLC Method and apparatus for video coding

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020145645A (ja) * 2019-03-08 2020-09-10 株式会社Ｊｖｃケンウッド 画像符号化装置、画像符号化方法及び画像符号化プログラム
JP7308428B2 (ja) 2019-03-08 2023-07-14 合同会社ＩＰ Ｂｒｉｄｇｅ１号 画像符号化装置、画像符号化方法及び画像符号化プログラム

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US12244791B2 (en) 2025-03-04
CN119211577A (zh) 2024-12-27
JP2025111454A (ja) 2025-07-30
WO2020139717A8 (en) 2021-08-05
KR20250113522A (ko) 2025-07-25
BR112021012462A2 (pt) 2021-09-08
TWI859177B (zh) 2024-10-21
WO2020139717A1 (en) 2020-07-02
CN119155461A (zh) 2024-12-17
EP3903496A1 (en) 2021-11-03
US20240089427A1 (en) 2024-03-14
CN113316936A (zh) 2021-08-27
TW202510582A (zh) 2025-03-01
JP7846812B2 (ja) 2026-04-15
US20250159142A1 (en) 2025-05-15
US20220078406A1 (en) 2022-03-10
KR20210118068A (ko) 2021-09-29
TW202032986A (zh) 2020-09-01

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