PT3700216T - Codificação de imagem com base em previsão de movimento afim utilizando lista de candidatos mvp afins - Google Patents

Codificação de imagem com base em previsão de movimento afim utilizando lista de candidatos mvp afins

Info

Publication number
PT3700216T
PT3700216T PT198590259T PT19859025T PT3700216T PT 3700216 T PT3700216 T PT 3700216T PT 198590259 T PT198590259 T PT 198590259T PT 19859025 T PT19859025 T PT 19859025T PT 3700216 T PT3700216 T PT 3700216T
Authority
PT
Portugal
Prior art keywords
image encoding
encoding based
mvp candidates
candidates list
intended motion
Prior art date
Application number
PT198590259T
Other languages
English (en)
Portuguese (pt)
Original Assignee
Lg Electronics 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 Lg Electronics Inc filed Critical Lg Electronics Inc
Publication of PT3700216T publication Critical patent/PT3700216T/pt

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
    • H04N19/527Global 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
    • H04N19/10Methods 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
    • H04N19/10Methods 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
    • H04N19/129Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
    • 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
    • H04N19/132Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/50Methods 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
    • H04N19/50Methods 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)
PT198590259T 2018-09-10 2019-09-10 Codificação de imagem com base em previsão de movimento afim utilizando lista de candidatos mvp afins PT3700216T (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US201862729407P 2018-09-10 2018-09-10

Publications (1)

Publication Number Publication Date
PT3700216T true PT3700216T (pt) 2022-09-01

Family

ID=69777162

Family Applications (1)

Application Number Title Priority Date Filing Date
PT198590259T PT3700216T (pt) 2018-09-10 2019-09-10 Codificação de imagem com base em previsão de movimento afim utilizando lista de candidatos mvp afins

Country Status (15)

Country Link
US (6) US10841576B2 (https=)
EP (3) EP4084476A1 (https=)
JP (5) JP7039698B2 (https=)
KR (5) KR102408695B1 (https=)
CN (4) CN116156188B (https=)
BR (4) BR122021009784A2 (https=)
DK (1) DK3700216T3 (https=)
ES (1) ES2926196T3 (https=)
HU (1) HUE060426T2 (https=)
MX (2) MX2021002881A (https=)
PL (1) PL3700216T3 (https=)
PT (1) PT3700216T (https=)
RU (1) RU2768957C1 (https=)
SI (1) SI3700216T1 (https=)
WO (1) WO2020055107A1 (https=)

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EP3744094A4 (en) * 2018-01-26 2021-11-03 MediaTek Inc. METHOD AND DEVICE FOR AFFINE INTER-PREDICTION FOR A VIDEO ENCODING SYSTEM
TWI731345B (zh) 2018-06-19 2021-06-21 大陸商北京字節跳動網絡技術有限公司 模式相依運動向量差精確集
EP3737091A4 (en) * 2018-06-27 2021-03-03 LG Electronics Inc. METHOD OF IMAGE PROCESSING BASED ON AN INTER PREDICTION MODE AND DEVICE FOR IT
KR102635047B1 (ko) 2018-09-19 2024-02-07 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 적응적 움직임 벡터 해상도를 가지는 어파인 모드에 대한 구문 재사용
KR20240024335A (ko) 2018-11-22 2024-02-23 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 서브 블록 기반 인터 예측을 위한 조정 방법
WO2020156516A1 (en) 2019-01-31 2020-08-06 Beijing Bytedance Network Technology Co., Ltd. Context for coding affine mode adaptive motion vector resolution
WO2020156517A1 (en) 2019-01-31 2020-08-06 Beijing Bytedance Network Technology Co., Ltd. Fast algorithms for symmetric motion vector difference coding mode
KR102808776B1 (ko) 2019-08-13 2025-05-15 두인 비전 컴퍼니 리미티드 서브 블록 기반 인터 예측의 모션 정밀도
WO2021052505A1 (en) 2019-09-22 2021-03-25 Beijing Bytedance Network Technology Co., Ltd. Reference picture resampling in video processing

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KR101452859B1 (ko) 2009-08-13 2014-10-23 삼성전자주식회사 움직임 벡터를 부호화 및 복호화하는 방법 및 장치
JP6274103B2 (ja) 2012-07-18 2018-02-07 ソニー株式会社 画像処理装置および方法
US10728571B2 (en) * 2015-08-04 2020-07-28 Lg Electronics Inc. Inter prediction method and device in video coding system
CN108141582B (zh) * 2015-08-07 2022-06-03 Lg 电子株式会社 视频编译系统中的帧间预测方法和装置
CN108600749B (zh) * 2015-08-29 2021-12-28 华为技术有限公司 图像预测的方法及设备
CN108965871B (zh) * 2015-09-29 2023-11-10 华为技术有限公司 图像预测的方法及装置
CN108353184B (zh) * 2015-11-05 2022-02-01 联发科技股份有限公司 一种视频编解码的方法及装置
CN108293128A (zh) 2015-11-20 2018-07-17 联发科技股份有限公司 视频编解码系统中全局运动补偿的方法及装置
GB2561507B (en) * 2016-01-07 2021-12-22 Mediatek Inc Method and apparatus for affine merge mode prediction for video coding system
WO2017147765A1 (en) * 2016-03-01 2017-09-08 Mediatek Inc. Methods for affine motion compensation
WO2017156705A1 (en) * 2016-03-15 2017-09-21 Mediatek Inc. Affine prediction for video coding
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
CN117041570A (zh) * 2016-11-29 2023-11-10 韩国电子通信研究院 图像编码/解码方法和用于存储比特流的记录介质
US10681370B2 (en) * 2016-12-29 2020-06-09 Qualcomm Incorporated Motion vector generation for affine motion model for video coding
US10873744B2 (en) * 2017-01-03 2020-12-22 Lg Electronics Inc. Method and device for processing video signal by means of affine prediction
CN108271023B (zh) * 2017-01-04 2021-11-19 华为技术有限公司 图像预测方法和相关设备
US11877001B2 (en) * 2017-10-10 2024-01-16 Qualcomm Incorporated Affine prediction in video coding
US11889100B2 (en) * 2017-11-14 2024-01-30 Qualcomm Incorporated Affine motion vector prediction in video coding
WO2020013569A1 (ko) * 2018-07-13 2020-01-16 엘지전자 주식회사 영상 코딩 시스템에서 어파인 움직임 예측에 기반한 영상 디코딩 방법 및 장치
HRP20230763T1 (hr) * 2018-08-06 2023-10-13 Lg Electronics Inc. Postupak za dekodiranje slike i uređaj na bazi afinog predviđanja kretanja pomoću konstruiranog kandidata za afini mvp u sistemu za kodiranje slike
SI3681161T1 (sl) * 2018-09-12 2024-03-29 Lg Electronics Inc., Postopek za dekodiranje in kodiranje slik z napravo na podlagi napovedovanja gibanja v enoti podbloka v sistemu za kodiranje slik

Also Published As

Publication number Publication date
JP2025161863A (ja) 2025-10-24
KR102408695B1 (ko) 2022-06-14
KR20220083857A (ko) 2022-06-20
EP3700216B1 (en) 2022-08-03
MX2024005369A (es) 2024-05-20
RU2022106958A (ru) 2022-04-12
CN116156189B (zh) 2026-03-17
US11722659B2 (en) 2023-08-08
JP2021505013A (ja) 2021-02-15
KR20240015170A (ko) 2024-02-02
JP7592911B2 (ja) 2024-12-02
KR20230042387A (ko) 2023-03-28
US10841576B2 (en) 2020-11-17
CN116156188B (zh) 2026-02-13
ES2926196T3 (es) 2022-10-24
JP2025015793A (ja) 2025-01-30
SI3700216T1 (sl) 2022-11-30
BR112021004556A2 (pt) 2021-06-08
US20210029350A1 (en) 2021-01-28
PL3700216T3 (pl) 2022-12-19
RU2768957C1 (ru) 2022-03-25
EP4084476A1 (en) 2022-11-02
HUE060426T2 (hu) 2023-02-28
JP7729969B2 (ja) 2025-08-26
BR122021009779A2 (pt) 2021-07-13
JP2024042110A (ja) 2024-03-27
BR122021009784A2 (pt) 2021-07-13
KR20250134702A (ko) 2025-09-11
DK3700216T3 (da) 2022-09-12
CN116193141B (zh) 2026-02-13
CN116193141A (zh) 2023-05-30
EP3700216A1 (en) 2020-08-26
US20200275094A1 (en) 2020-08-27
US20240305772A1 (en) 2024-09-12
US20250294136A1 (en) 2025-09-18
CN111448800A (zh) 2020-07-24
US11303887B2 (en) 2022-04-12
JP7436543B2 (ja) 2024-02-21
US20230362351A1 (en) 2023-11-09
JP2022082576A (ja) 2022-06-02
KR102510771B1 (ko) 2023-03-16
US20220182613A1 (en) 2022-06-09
KR20200060508A (ko) 2020-05-29
KR102852468B1 (ko) 2025-08-29
BR122021009778A2 (pt) 2021-07-13
EP3700216A4 (en) 2021-02-03
JP7039698B2 (ja) 2022-03-22
US12294697B2 (en) 2025-05-06
EP4485933A1 (en) 2025-01-01
KR102630797B1 (ko) 2024-01-29
MX2021002881A (es) 2021-06-04
US11997260B2 (en) 2024-05-28
CN116156189A (zh) 2023-05-23
WO2020055107A1 (ko) 2020-03-19
CN111448800B (zh) 2023-03-17
CN116156188A (zh) 2023-05-23

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