JP2024533298A - ビデオコーディングにおけるマージ候補リスト中の改善された時間マージ候補 - Google Patents

ビデオコーディングにおけるマージ候補リスト中の改善された時間マージ候補 Download PDF

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JP2024533298A
JP2024533298A JP2024515043A JP2024515043A JP2024533298A JP 2024533298 A JP2024533298 A JP 2024533298A JP 2024515043 A JP2024515043 A JP 2024515043A JP 2024515043 A JP2024515043 A JP 2024515043A JP 2024533298 A JP2024533298 A JP 2024533298A
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picture
motion vector
motion
candidates
current
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JP2024533298A5 (https=
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リャオ，ルーリン
イエ，ヤン
チェン，ジエ
リ，シンウェイ
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アリババ ダモ （ハンジョウ） テクノロジー カンパニー，リミテッド
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Publication of JP2024533298A publication Critical patent/JP2024533298A/ja
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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
    • H04N19/169—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
    • H04N19/172—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 picture, frame or field
    • 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)
JP2024515043A 2021-09-29 2022-09-28 ビデオコーディングにおけるマージ候補リスト中の改善された時間マージ候補 Pending JP2024533298A (ja)

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US202163250208P 2021-09-29 2021-09-29
US63/250,208 2021-09-29
PCT/SG2022/050701 WO2023055298A2 (en) 2021-09-29 2022-09-28 Improved temporal merge candidates in merge candidate lists in video coding

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JP2024533298A true JP2024533298A (ja) 2024-09-12
JP2024533298A5 JP2024533298A5 (https=) 2025-09-25

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US (2) US12137208B2 (https=)
EP (1) EP4409882A4 (https=)
JP (1) JP2024533298A (https=)
KR (1) KR20240088912A (https=)
CN (1) CN118077195A (https=)
WO (1) WO2023055298A2 (https=)

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CN119420900A (zh) * 2019-04-25 2025-02-11 华为技术有限公司 图像预测方法、装置和计算机可读存储介质
US12309357B2 (en) * 2019-09-20 2025-05-20 Interdigital Ce Patent Holdings, Sas Coding mode information propagation for video coding
US12022085B2 (en) * 2021-04-12 2024-06-25 Qualcomm Incorporated Template matching refinement in inter-prediction modes
WO2023132615A1 (ko) * 2022-01-04 2023-07-13 현대자동차주식회사 쌍 머지 후보들을 생성하여 머지 후보 리스트를 구성하는 비디오 부호화/복호화 방법 및 장치
US12413733B2 (en) * 2023-03-15 2025-09-09 Tencent America LLC Context-based adaptive binary arithmetic coding (CABAC) context modeling with information from temporal neighbors
WO2025214380A1 (en) * 2024-04-09 2025-10-16 Douyin Vision Co., Ltd. Method, apparatus, and medium for video processing
KR20260041661A (ko) * 2024-09-20 2026-03-27 주식회사 케이티 영상 부호화/복호화 방법 및 압축된 비디오 데이터를 전송하기 위한 장치

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JP2004088722A (ja) * 2002-03-04 2004-03-18 Matsushita Electric Ind Co Ltd 動画像符号化方法および動画像復号化方法
GB2501836B (en) * 2011-03-09 2014-08-06 Canon Kk Video encoding
HUE070741T2 (hu) * 2011-12-16 2025-07-28 Jvckenwood Corp Dinamikus képkódoló eszköz, dinamikus képkódoló eljárás, dinamikus képkódoló program, dinamikus képdekódoló eszköz, dinamikus képdekódoló eljárás és dinamikus képdekódoló program
US9420286B2 (en) * 2012-06-15 2016-08-16 Qualcomm Incorporated Temporal motion vector prediction in HEVC and its extensions
KR20150090031A (ko) * 2012-11-27 2015-08-05 인텔렉추얼디스커버리 주식회사 깊이 정보를 이용한 부호화/복호화 방법 및 장치
US9930363B2 (en) * 2013-04-12 2018-03-27 Nokia Technologies Oy Harmonized inter-view and view synthesis prediction for 3D video coding
US10368083B2 (en) * 2016-02-15 2019-07-30 Qualcomm Incorporated Picture order count based motion vector pruning
CN116567220A (zh) * 2016-08-11 2023-08-08 Lx 半导体科技有限公司 图像编码/解码设备和图像数据的发送设备
US20180310017A1 (en) * 2017-04-21 2018-10-25 Mediatek Inc. Sub-prediction unit temporal motion vector prediction (sub-pu tmvp) for video coding
US10701393B2 (en) * 2017-05-10 2020-06-30 Mediatek Inc. Method and apparatus of reordering motion vector prediction candidate set for video coding
US11128887B2 (en) * 2018-03-19 2021-09-21 Kt Corporation Method and apparatus for processing video signal
US10645380B2 (en) * 2018-07-09 2020-05-05 Tencent America LLC Method and apparatus for video coding
CN113302918B (zh) * 2019-01-15 2025-01-17 北京字节跳动网络技术有限公司 视频编解码中的加权预测
WO2020147804A1 (en) * 2019-01-17 2020-07-23 Beijing Bytedance Network Technology Co., Ltd. Use of virtual candidate prediction and weighted prediction in video processing
WO2020173477A1 (en) * 2019-02-27 2020-09-03 Beijing Bytedance Network Technology Co., Ltd. Regression-based motion vector field based sub-block motion vector derivation

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CN118077195A (zh) 2024-05-24
WO2023055298A3 (en) 2023-06-08
KR20240088912A (ko) 2024-06-20
EP4409882A2 (en) 2024-08-07
US20250024024A1 (en) 2025-01-16
EP4409882A4 (en) 2025-08-20
US20230115768A1 (en) 2023-04-13
US12137208B2 (en) 2024-11-05
WO2023055298A2 (en) 2023-04-06

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