AU2018345741B2 - Coding affine prediction motion information for video coding - Google Patents

Coding affine prediction motion information for video coding Download PDF

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AU2018345741B2
AU2018345741B2 AU2018345741A AU2018345741A AU2018345741B2 AU 2018345741 B2 AU2018345741 B2 AU 2018345741B2 AU 2018345741 A AU2018345741 A AU 2018345741A AU 2018345741 A AU2018345741 A AU 2018345741A AU 2018345741 B2 AU2018345741 B2 AU 2018345741B2
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mvd
motion vector
video
current block
coding
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AU2018345741A1 (en
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Jianle Chen
Yi-Wen Chen
Wei-Jung Chien
Marta Karczewicz
Xiang Li
Kai Zhang
Li Zhang
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Qualcomm Inc
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Qualcomm Inc
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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
    • H04N19/50Methods 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
    • H04N19/134Methods 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
    • 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
    • H04N19/527Global motion vector estimation
    • 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
    • H04N19/537Motion estimation other than block-based
    • H04N19/54Motion estimation other than block-based using feature points or meshes

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
AU2018345741A 2017-10-03 2018-10-02 Coding affine prediction motion information for video coding Active AU2018345741B2 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201762567598P 2017-10-03 2017-10-03
US62/567,598 2017-10-03
US16/148,738 US10856003B2 (en) 2017-10-03 2018-10-01 Coding affine prediction motion information for video coding
US16/148,738 2018-10-01
PCT/US2018/053936 WO2019070683A1 (en) 2017-10-03 2018-10-02 CODING AFFINE PREDICTION MOVEMENT INFORMATION INFORMATION FOR VIDEO CODING

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AU2018345741A1 AU2018345741A1 (en) 2020-03-19
AU2018345741B2 true AU2018345741B2 (en) 2022-09-08

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EP (2) EP3692715B1 (https=)
JP (1) JP7000565B2 (https=)
KR (1) KR102305990B1 (https=)
CN (2) CN111164973B (https=)
AU (1) AU2018345741B2 (https=)
BR (1) BR112020006232A2 (https=)
CA (1) CA3074701C (https=)
CL (1) CL2020000815A1 (https=)
CO (1) CO2020004110A2 (https=)
ES (1) ES2988476T3 (https=)
PL (1) PL3692715T3 (https=)
SG (1) SG11202001574YA (https=)
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WO2020060366A1 (ko) * 2018-09-22 2020-03-26 엘지전자 주식회사 인터 예측을 기반으로 비디오 신호를 처리하기 위한 방법 및 장치
SG11202103601RA (en) * 2018-10-10 2021-05-28 Interdigital Vc Holdings Inc Affine mode signaling in video encoding and decoding
WO2020117013A1 (ko) * 2018-12-06 2020-06-11 엘지전자 주식회사 인터 예측을 기반으로 비디오 신호를 처리하기 위한 방법 및 장치
WO2020211755A1 (en) * 2019-04-14 2020-10-22 Beijing Bytedance Network Technology Co., Ltd. Motion vector and prediction sample refinement
KR20220002989A (ko) * 2019-04-25 2022-01-07 오피 솔루션즈, 엘엘씨 픽처 헤더 내의 글로벌 모션 벡터의 시그널링
JP7303329B2 (ja) 2019-04-25 2023-07-04 北京字節跳動網絡技術有限公司 動きベクトルの差に関する制限
WO2020233659A1 (en) 2019-05-21 2020-11-26 Beijing Bytedance Network Technology Co., Ltd. Adaptive motion vector difference resolution for affine mode
CN114270860B (zh) * 2019-06-04 2025-04-25 北京达佳互联信息技术有限公司 针对仿射模式的自适应运动矢量分辨率
WO2020259681A1 (en) * 2019-06-25 2020-12-30 Beijing Bytedance Network Technology Co., Ltd. Restrictions on motion vector difference
CN114097219B (zh) * 2019-07-04 2026-03-31 北京字节跳动网络技术有限公司 基于历史的运动矢量预测表中的运动信息的存储
EP3993412A4 (en) * 2019-07-08 2023-03-08 Hyundai Motor Company METHOD AND DEVICE FOR INTRA PREDICTION CODING OF VIDEO DATA
CN117336468A (zh) 2019-08-10 2024-01-02 北京字节跳动网络技术有限公司 视频比特流中的子图片相关信令通知
CN114128263B (zh) * 2019-08-12 2024-10-25 北京达佳互联信息技术有限公司 用于视频编解码中的自适应运动矢量分辨率的方法和设备
CN112204973A (zh) * 2019-09-24 2021-01-08 北京大学 视频编解码的方法与装置
EP4032290A4 (en) 2019-10-18 2022-11-30 Beijing Bytedance Network Technology Co., Ltd. SYNTAX RESTRICTIONS IN PARAMETER SET SIGNALING OF SUBPICTURES
CN115280774B (zh) 2019-12-02 2025-08-19 抖音视界有限公司 视觉媒体处理的方法、装置及非暂时性计算机可读存储介质
WO2021171360A1 (ja) 2020-02-25 2021-09-02 日本電信電話株式会社 符号化方法、符号化装置及びプログラム
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EP3692715A1 (en) 2020-08-12
CN117692631A (zh) 2024-03-12
CO2020004110A2 (es) 2020-04-24
ES2988476T3 (es) 2024-11-20
KR102305990B1 (ko) 2021-09-27
EP3692715C0 (en) 2024-09-11
BR112020006232A2 (pt) 2020-10-13
TW201924345A (zh) 2019-06-16
CA3074701A1 (en) 2019-04-11
CN111164973A (zh) 2020-05-15
PL3692715T3 (pl) 2024-11-25
AU2018345741A1 (en) 2020-03-19
US20190104319A1 (en) 2019-04-04
US10856003B2 (en) 2020-12-01
CL2020000815A1 (es) 2020-09-25
JP7000565B2 (ja) 2022-01-19
EP3692715B1 (en) 2024-09-11
WO2019070683A1 (en) 2019-04-11
CN111164973B (zh) 2023-11-17
CA3074701C (en) 2023-08-22
SG11202001574YA (en) 2020-04-29
JP2020536443A (ja) 2020-12-10
EP4429249A2 (en) 2024-09-11
KR20200053508A (ko) 2020-05-18
TWI750415B (zh) 2021-12-21
EP4429249A3 (en) 2024-12-04

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