CO2020004110A2 - Codificación de información de movimiento de predicción afín para codificación de video - Google Patents

Codificación de información de movimiento de predicción afín para codificación de video

Info

Publication number
CO2020004110A2
CO2020004110A2 CONC2020/0004110A CO2020004110A CO2020004110A2 CO 2020004110 A2 CO2020004110 A2 CO 2020004110A2 CO 2020004110 A CO2020004110 A CO 2020004110A CO 2020004110 A2 CO2020004110 A2 CO 2020004110A2
Authority
CO
Colombia
Prior art keywords
motion vector
mvd
coding
video data
affine prediction
Prior art date
Application number
CONC2020/0004110A
Other languages
English (en)
Spanish (es)
Inventor
Marta Karczewicz
Wei-Jung Chien
Li Zhang
Kai Zhang
Jianle Chen
Xiang Li
Yi-Wen Chen
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of CO2020004110A2 publication Critical patent/CO2020004110A2/es

Links

Classifications

    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CONC2020/0004110A 2017-10-03 2020-04-01 Codificación de información de movimiento de predicción afín para codificación de video CO2020004110A2 (es)

Applications Claiming Priority (3)

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

Publications (1)

Publication Number Publication Date
CO2020004110A2 true CO2020004110A2 (es) 2020-04-24

Family

ID=65896942

Family Applications (1)

Application Number Title Priority Date Filing Date
CONC2020/0004110A CO2020004110A2 (es) 2017-10-03 2020-04-01 Codificación de información de movimiento de predicción afín para codificación de video

Country Status (15)

Country Link
US (1) US10856003B2 (OSRAM)
EP (2) EP4429249A3 (OSRAM)
JP (1) JP7000565B2 (OSRAM)
KR (1) KR102305990B1 (OSRAM)
CN (2) CN117692631A (OSRAM)
AU (1) AU2018345741B2 (OSRAM)
BR (1) BR112020006232A2 (OSRAM)
CA (1) CA3074701C (OSRAM)
CL (1) CL2020000815A1 (OSRAM)
CO (1) CO2020004110A2 (OSRAM)
ES (1) ES2988476T3 (OSRAM)
PL (1) PL3692715T3 (OSRAM)
SG (1) SG11202001574YA (OSRAM)
TW (1) TWI750415B (OSRAM)
WO (1) WO2019070683A1 (OSRAM)

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US11172229B2 (en) 2018-01-12 2021-11-09 Qualcomm Incorporated Affine motion compensation with low bandwidth
CN120343282A (zh) * 2018-04-13 2025-07-18 Lg 电子株式会社 视频处理系统中的帧间预测的方法和装置
WO2020013569A1 (ko) 2018-07-13 2020-01-16 엘지전자 주식회사 영상 코딩 시스템에서 어파인 움직임 예측에 기반한 영상 디코딩 방법 및 장치
US11051025B2 (en) * 2018-07-13 2021-06-29 Tencent America LLC Method and apparatus for video coding
CN117499672A (zh) * 2018-08-27 2024-02-02 华为技术有限公司 一种视频图像预测方法及装置
US11483567B2 (en) * 2018-09-22 2022-10-25 Lg Electronics Inc. Method and apparatus for processing video signals on basis of inter prediction
CN119299695A (zh) * 2018-10-10 2025-01-10 交互数字Vc控股公司 视频编码和解码中的仿射模式信令
WO2020117013A1 (ko) * 2018-12-06 2020-06-11 엘지전자 주식회사 인터 예측을 기반으로 비디오 신호를 처리하기 위한 방법 및 장치
CN113796084B (zh) * 2019-04-14 2023-09-15 北京字节跳动网络技术有限公司 运动矢量和预测样点细化
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
SG11202111760SA (en) * 2019-04-25 2021-11-29 Op Solutions Llc Signaling of global motion vector in picture header
WO2020233660A1 (en) 2019-05-21 2020-11-26 Beijing Bytedance Network Technology Co., Ltd. Syntax-based motion candidate derivation in sub-block merge 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
JP7436527B2 (ja) * 2019-06-25 2024-02-21 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
WO2021000883A1 (en) * 2019-07-04 2021-01-07 Beijing Bytedance Network Technology Co., Ltd. Storage of motion information in history-based motion vector prediction table
KR20210006305A (ko) * 2019-07-08 2021-01-18 현대자동차주식회사 동영상 데이터의 인트라 예측 코딩을 위한 방법 및 장치
KR20220044271A (ko) 2019-08-10 2022-04-07 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 비트스트림들에서의 서브픽처 의존적 시그널링
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
WO2021056220A1 (zh) * 2019-09-24 2021-04-01 北京大学 视频编解码的方法与装置
CN114631321B (zh) 2019-10-18 2024-04-12 北京字节跳动网络技术有限公司 子图片与环路滤波之间的相互影响
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
JP7453581B2 (ja) * 2020-02-25 2024-03-21 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
KR20220157950A (ko) 2020-03-23 2022-11-29 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 어파인 머지 및 어파인 모션 벡터 예측 모드에 대한 예측 리파인먼트
CN112822497B (zh) * 2020-12-01 2024-02-02 青岛大学 基于边缘计算的视频压缩编码处理方法及相关组件
US11936877B2 (en) * 2021-04-12 2024-03-19 Qualcomm Incorporated Template matching based affine prediction for video coding
WO2024219788A1 (ko) * 2023-04-21 2024-10-24 세종대학교 산학협력단 영상 부호화/복호화 방법 및 장치

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WO2009113787A2 (en) * 2008-03-09 2009-09-17 Lg Electronics Inc. A method and an apparatus for encoding or decoding a video signal
JP2011223176A (ja) * 2010-04-06 2011-11-04 Sony Corp 画像処理装置および方法
US10397599B2 (en) * 2010-12-17 2019-08-27 Electronics And Telecommunications Research Institute Method and apparatus for inter prediction using motion vector candidate based on temporal motion prediction
KR101377528B1 (ko) * 2011-01-15 2014-03-27 에스케이텔레콤 주식회사 움직임 벡터 부호화/복호화 방법 및 장치
US9247249B2 (en) * 2011-04-20 2016-01-26 Qualcomm Incorporated Motion vector prediction in video coding
CN104244002B (zh) * 2013-06-14 2019-02-05 北京三星通信技术研究有限公司 一种视频编/解码中运动信息的获取方法及装置
CN108432250A (zh) * 2016-01-07 2018-08-21 联发科技股份有限公司 用于视频编解码的仿射帧间预测的方法及装置
CN107046645B9 (zh) 2016-02-06 2020-08-14 华为技术有限公司 图像编解码方法及装置
US10560712B2 (en) 2016-05-16 2020-02-11 Qualcomm Incorporated Affine motion prediction for video coding
US10448010B2 (en) 2016-10-05 2019-10-15 Qualcomm Incorporated Motion vector prediction for affine motion models in video coding
US10425646B2 (en) * 2017-09-07 2019-09-24 Arm Limited Method of and apparatus for processing video image data
US10440378B1 (en) * 2018-07-17 2019-10-08 Tencent America LLC Method and apparatus for history-based motion vector prediction with parallel processing

Also Published As

Publication number Publication date
CN111164973A (zh) 2020-05-15
PL3692715T3 (pl) 2024-11-25
CN117692631A (zh) 2024-03-12
EP3692715A1 (en) 2020-08-12
JP2020536443A (ja) 2020-12-10
TW201924345A (zh) 2019-06-16
ES2988476T3 (es) 2024-11-20
US10856003B2 (en) 2020-12-01
US20190104319A1 (en) 2019-04-04
AU2018345741A1 (en) 2020-03-19
EP4429249A2 (en) 2024-09-11
CA3074701C (en) 2023-08-22
CA3074701A1 (en) 2019-04-11
EP3692715C0 (en) 2024-09-11
TWI750415B (zh) 2021-12-21
AU2018345741B2 (en) 2022-09-08
SG11202001574YA (en) 2020-04-29
JP7000565B2 (ja) 2022-01-19
WO2019070683A1 (en) 2019-04-11
EP3692715B1 (en) 2024-09-11
EP4429249A3 (en) 2024-12-04
KR102305990B1 (ko) 2021-09-27
BR112020006232A2 (pt) 2020-10-13
CL2020000815A1 (es) 2020-09-25
KR20200053508A (ko) 2020-05-18
CN111164973B (zh) 2023-11-17

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