JP2024524402A - 動きベクトル改良による幾何区画モードのための方法およびデバイス - Google Patents

動きベクトル改良による幾何区画モードのための方法およびデバイス Download PDF

Info

Publication number
JP2024524402A
JP2024524402A JP2023580626A JP2023580626A JP2024524402A JP 2024524402 A JP2024524402 A JP 2024524402A JP 2023580626 A JP2023580626 A JP 2023580626A JP 2023580626 A JP2023580626 A JP 2023580626A JP 2024524402 A JP2024524402 A JP 2024524402A
Authority
JP
Japan
Prior art keywords
gpm
unidirectional
mvr
candidate
merge
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP2023580626A
Other languages
English (en)
Japanese (ja)
Other versions
JP2024524402A5 (https=
Inventor
シウ、シャオユー
チェン、ウェイ
クオ、チョー－ウェイ
チュー、ホン－チェン
ヤン、ニン
チェン、イー－ウェン
ワン、シャンリン
ユイ、ビン
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Dajia Internet Information Technology Co Ltd
Original Assignee
Beijing Dajia Internet Information Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Beijing Dajia Internet Information Technology Co Ltd filed Critical Beijing Dajia Internet Information Technology Co Ltd
Publication of JP2024524402A publication Critical patent/JP2024524402A/ja
Publication of JP2024524402A5 publication Critical patent/JP2024524402A5/ja
Pending legal-status Critical Current

Links

Images

Classifications

    • 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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
    • H04N19/102—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
    • H04N19/136—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
    • H04N19/176—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
    • H04N19/573—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
    • H04N19/70—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2023580626A 2021-06-28 2022-06-28 動きベクトル改良による幾何区画モードのための方法およびデバイス Pending JP2024524402A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202163215957P 2021-06-28 2021-06-28
US63/215,957 2021-06-28
PCT/US2022/035375 WO2023278489A1 (en) 2021-06-28 2022-06-28 Methods and devices for geometric partition mode with motion vector refinement

Publications (2)

Publication Number Publication Date
JP2024524402A true JP2024524402A (ja) 2024-07-05
JP2024524402A5 JP2024524402A5 (https=) 2025-07-08

Family

ID=84691553

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023580626A Pending JP2024524402A (ja) 2021-06-28 2022-06-28 動きベクトル改良による幾何区画モードのための方法およびデバイス

Country Status (7)

Country Link
US (1) US20240129509A1 (https=)
EP (1) EP4364409A4 (https=)
JP (1) JP2024524402A (https=)
KR (1) KR20240011199A (https=)
CN (1) CN117597922A (https=)
MX (1) MX2023015556A (https=)
WO (1) WO2023278489A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN121079979A (zh) * 2023-04-13 2025-12-05 瑞典爱立信有限公司 增强型几何分区模式
KR20260041661A (ko) * 2024-09-20 2026-03-27 주식회사 케이티 영상 부호화/복호화 방법 및 압축된 비디오 데이터를 전송하기 위한 장치

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020094073A1 (en) * 2018-11-06 2020-05-14 Beijing Bytedance Network Technology Co., Ltd. Ordered motion candidate list generation using geometric partitioning mode

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10602180B2 (en) * 2017-06-13 2020-03-24 Qualcomm Incorporated Motion vector prediction
US11394992B2 (en) * 2018-03-14 2022-07-19 Hfi Innovation Inc. Methods and apparatuses of generating average candidates in video coding systems
KR102578820B1 (ko) * 2018-10-05 2023-09-15 엘지전자 주식회사 히스토리 기반 움직임 정보를 이용한 영상 코딩 방법 및 그 장치
CN112997495B (zh) * 2018-11-10 2024-02-20 北京字节跳动网络技术有限公司 当前图片参考中的取整
SG11202105354YA (en) * 2018-11-22 2021-06-29 Huawei Tech Co Ltd An encoder, a decoder and corresponding methods for inter prediction
KR102635518B1 (ko) * 2019-03-06 2024-02-07 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 변환된 단예측 후보의 사용
US20240205414A1 (en) * 2021-04-09 2024-06-20 Beijing Bytedance Network Technology Co., Ltd. Method, device, and medium for video processing

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020094073A1 (en) * 2018-11-06 2020-05-14 Beijing Bytedance Network Technology Co., Ltd. Ordered motion candidate list generation using geometric partitioning mode
JP2022506162A (ja) * 2018-11-06 2022-01-17 北京字節跳動網絡技術有限公司 動き情報の位置依存記憶装置

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
LI ZHANG, KAI ZHANG, HONGBIN LIU, JIZHENG XU, YUE WANG, PENGWEI ZHAO, DINGKUN HONG: "CE10-related: Merge list construction process for triangular prediction mode", JVET-M JVET-M0271, JPN6026012041, 18 January 2019 (2019-01-18), ISSN: 0005826448 *
XIANGLIN WANG, YI-WEN CHEN, XIAOYU XIU, TSUNG-CHUAN MA: "CE4-related: An improved method for triangle merge list construction", JVET-N JVET-N0340_R1, JPN6026012040, 20 March 2019 (2019-03-20), ISSN: 0005826449 *

Also Published As

Publication number Publication date
EP4364409A1 (en) 2024-05-08
MX2023015556A (es) 2024-01-24
WO2023278489A1 (en) 2023-01-05
CN117597922A (zh) 2024-02-23
EP4364409A4 (en) 2025-05-21
KR20240011199A (ko) 2024-01-25
US20240129509A1 (en) 2024-04-18

Similar Documents

Publication Publication Date Title
US11743491B2 (en) Image encoding/decoding method and device using same
EP3643070B1 (en) Motion-based priority for the construction of candidate lists in video coding
CN110741639B (zh) 视频译码中的运动信息传播
US20130114717A1 (en) Generating additional merge candidates
WO2019136131A1 (en) Generated affine motion vectors
KR20210024165A (ko) 인터 예측 방법 및 장치
CN116489374B (zh) 对视频数据进行编码的方法、装置和介质
US20240129509A1 (en) Methods and devices for geometric partition mode with motion vector refinement
US12519963B2 (en) Methods and devices for geometric partition mode with motion vector refinement
CN120660349A (zh) 用于帧内块复制和帧内模板匹配的方法和设备
JP7695400B2 (ja) 動きベクトル洗練化による幾何区画モードのための方法およびデバイス
WO2023192335A1 (en) Methods and devices for candidate derivation for affine merge mode in video coding
JP7699677B2 (ja) 動きベクトル改良による幾何区画モード
KR20240134918A (ko) 비디오 코딩에서 아핀 병합 모드에 대한 후보 도출 방법 및 장치
WO2024206533A2 (en) Methods and devices for candidate derivation for affine merge mode in video coding
CN121312138A (zh) 用于帧内块复制的方法和设备
CN121128180A (zh) 用于帧内块复制和帧内模板匹配的方法和设备
CN121729891A (zh) 用于视频编解码中的仿射合并模式的候选导出的方法及装置
HK40019170A (zh) 视频译码中的仿射预测

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20250627

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20250627

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20260227

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20260327