JP7730820B2 - マージ推定領域のための履歴ベースの動きベクトル予測子制約 - Google Patents

マージ推定領域のための履歴ベースの動きベクトル予測子制約

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Publication number
JP7730820B2
JP7730820B2 JP2022539378A JP2022539378A JP7730820B2 JP 7730820 B2 JP7730820 B2 JP 7730820B2 JP 2022539378 A JP2022539378 A JP 2022539378A JP 2022539378 A JP2022539378 A JP 2022539378A JP 7730820 B2 JP7730820 B2 JP 7730820B2
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block
mer
video data
video
coordinate
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JPWO2021138428A5 (https=
JP2023508468A5 (https=
JP2023508468A (ja
Inventor
ハン・フアン
ウェイ－ジュン・チエン
ヴァディム・セレジン
マルタ・カルチェヴィッチ
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クアルコム，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
    • H04N19/50—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
    • H04N19/10—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
    • H04N19/10—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
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • 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
    • H04N19/167—Position within a video image, e.g. region of interest [ROI]
    • 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
    • H04N19/58—Motion compensation with long-term prediction, i.e. the reference frame for a current frame not being the temporally closest one
    • 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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/436—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation using parallelised computational arrangements

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2022539378A 2019-12-31 2020-12-30 マージ推定領域のための履歴ベースの動きベクトル予測子制約 Active JP7730820B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201962955977P 2019-12-31 2019-12-31
US62/955,977 2019-12-31
US17/136,983 2020-12-29
US17/136,983 US11722692B2 (en) 2019-12-31 2020-12-29 History-based motion vector predictor constraint for merge estimation region
PCT/US2020/067476 WO2021138428A1 (en) 2019-12-31 2020-12-30 History-based motion vector predictor constraint for merge estimation region

Publications (4)

Publication Number Publication Date
JP2023508468A JP2023508468A (ja) 2023-03-02
JPWO2021138428A5 JPWO2021138428A5 (https=) 2023-12-26
JP2023508468A5 JP2023508468A5 (https=) 2023-12-26
JP7730820B2 true JP7730820B2 (ja) 2025-08-28

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JP2022539378A Active JP7730820B2 (ja) 2019-12-31 2020-12-30 マージ推定領域のための履歴ベースの動きベクトル予測子制約

Country Status (9)

Country Link
US (1) US11722692B2 (https=)
EP (1) EP4085629A1 (https=)
JP (1) JP7730820B2 (https=)
KR (1) KR20220122997A (https=)
CL (1) CL2022001771A1 (https=)
CO (1) CO2022008965A2 (https=)
IL (1) IL293448B1 (https=)
TW (1) TWI865705B (https=)
WO (1) WO2021138428A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021045071A1 (ja) * 2019-09-03 2021-03-11 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 符号化装置、復号装置、符号化方法、および復号方法
US12212776B2 (en) * 2021-09-24 2025-01-28 Apple Inc. Systems and methods for low resolution motion estimation searches
US20250016325A1 (en) * 2021-11-18 2025-01-09 Lg Electronics Inc. Image encoding/decoding method and device, and recording medium in which bitstream is stored
US20240080462A1 (en) * 2022-09-06 2024-03-07 Apple Inc. Systems and Methods for Low-Resolution Motion Estimation Searches

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WO2020018241A1 (en) 2018-07-17 2020-01-23 Tencent America LLC Method and apparatus for history-based motion vector prediction with parallel processing
JP2022515036A (ja) 2018-12-29 2022-02-17 エスゼット ディージェイアイ テクノロジー カンパニー リミテッド 動画処理方法、装置、およびコンピュータプログラム

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BR112020023571A8 (pt) * 2018-05-23 2023-02-07 Mediatek Inc Método e aparelho de codificação de vídeo usando ponderação de cu bidirecional
US11606575B2 (en) * 2018-07-10 2023-03-14 Qualcomm Incorporated Multiple history based non-adjacent MVPs for wavefront processing of video coding
US10362330B1 (en) * 2018-07-30 2019-07-23 Tencent America LLC Combining history-based motion vector prediction and non-adjacent merge prediction
US10924731B2 (en) * 2018-08-28 2021-02-16 Tencent America LLC Complexity constraints on merge candidates list construction
US11184635B2 (en) * 2018-08-31 2021-11-23 Tencent America LLC Method and apparatus for video coding with motion vector constraints
WO2020067835A1 (ko) * 2018-09-28 2020-04-02 엘지전자 주식회사 어파인 예측을 이용하여 비디오 신호를 처리하기 위한 방법 및 장치
BR112021007863A2 (pt) * 2018-11-02 2021-07-27 Beijing Bytedance Network Technology Co., Ltd. método e aparelho para processar dados de vídeo, e, meios de armazenamento e de gravação legíveis por computador não transitórios
US11012697B2 (en) * 2018-12-07 2021-05-18 Qualcomm Incorporated Shared candidate list and parallel candidate list derivation for video coding

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WO2020018241A1 (en) 2018-07-17 2020-01-23 Tencent America LLC Method and apparatus for history-based motion vector prediction with parallel processing
JP2021516514A (ja) 2018-07-17 2021-07-01 テンセント・アメリカ・エルエルシー 並行処理による履歴ベースの動きベクトル予測のための方法並びのその装置とコンピュータプログラム
JP2022515036A (ja) 2018-12-29 2022-02-17 エスゼット ディージェイアイ テクノロジー カンパニー リミテッド 動画処理方法、装置、およびコンピュータプログラム

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Suhong Wang, et al.，CE4-related: Simplification for share merge list and HMVP harmonization process [online]，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 14th Meeting: Geneva, CH, 19-27 March 2019，JVET-N0486_v4，2019年03月19日，pp.1-7，Retrieved from ＜https://jvet-experts.org/doc_end_user/documents/14_Geneva/wg11/JVET-N0486-v4.zip＞＜JVET-N0486_v4.docx＞

Also Published As

Publication number Publication date
WO2021138428A1 (en) 2021-07-08
TW202133619A (zh) 2021-09-01
KR20220122997A (ko) 2022-09-05
CO2022008965A2 (es) 2022-07-19
CN115176472A (zh) 2022-10-11
EP4085629A1 (en) 2022-11-09
US20210203982A1 (en) 2021-07-01
CL2022001771A1 (es) 2023-02-10
JP2023508468A (ja) 2023-03-02
IL293448B1 (en) 2026-01-01
TWI865705B (zh) 2024-12-11
IL293448A (en) 2022-07-01
US11722692B2 (en) 2023-08-08

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