KR20240011199A - 움직임 벡터 미세조정을 이용한 기하학적 파티션 모드를 위한 방법 및 디바이스 - Google Patents

움직임 벡터 미세조정을 이용한 기하학적 파티션 모드를 위한 방법 및 디바이스 Download PDF

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Publication number
KR20240011199A
KR20240011199A KR1020237045033A KR20237045033A KR20240011199A KR 20240011199 A KR20240011199 A KR 20240011199A KR 1020237045033 A KR1020237045033 A KR 1020237045033A KR 20237045033 A KR20237045033 A KR 20237045033A KR 20240011199 A KR20240011199 A KR 20240011199A
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KR
South Korea
Prior art keywords
gpm
unidirectional
mvr
candidate
merge
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Pending
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KR1020237045033A
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English (en)
Korean (ko)
Inventor
웨이 천
처-웨이 궈
홍-정 주
닝 옌
이-원 천
샹린 왕
빙 위
샤오위 슈
Original Assignee
베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드
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Publication of KR20240011199A publication Critical patent/KR20240011199A/ko
Pending legal-status Critical Current

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/44Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/513Processing of motion vectors
    • H04N19/517Processing of motion vectors by encoding
    • H04N19/52Processing of motion vectors by encoding by predictive encoding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/105Selection 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/119Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • H04N19/136Incoming video signal characteristics or properties
    • H04N19/137Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/17Methods 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
    • H04N19/176Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/573Motion compensation with multiple frame prediction using two or more reference frames in a given prediction direction
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70Methods 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)
KR1020237045033A 2021-06-28 2022-06-28 움직임 벡터 미세조정을 이용한 기하학적 파티션 모드를 위한 방법 및 디바이스 Pending KR20240011199A (ko)

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 (1)

Publication Number Publication Date
KR20240011199A true KR20240011199A (ko) 2024-01-25

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KR1020237045033A Pending KR20240011199A (ko) 2021-06-28 2022-06-28 움직임 벡터 미세조정을 이용한 기하학적 파티션 모드를 위한 방법 및 디바이스

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=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2026063733A1 (ko) * 2024-09-20 2026-03-26 주식회사 케이티 영상 부호화/복호화 방법 및 압축된 비디오 데이터를 전송하기 위한 장치

Families Citing this family (1)

* 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

Family Cites Families (8)

* 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
KR102711166B1 (ko) * 2018-11-06 2024-09-30 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 모션 정보의 위치 의존적 저장
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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2026063733A1 (ko) * 2024-09-20 2026-03-26 주식회사 케이티 영상 부호화/복호화 방법 및 압축된 비디오 데이터를 전송하기 위한 장치

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Publication number Publication date
JP2024524402A (ja) 2024-07-05
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
US20240129509A1 (en) 2024-04-18

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