[go: up one dir, main page]

PL3909247T3 - Sposób i urządzenie do selektywnego stosowania udoskonalania wektora ruchu po stronie dekodera dla kodowania wideo - Google Patents

Sposób i urządzenie do selektywnego stosowania udoskonalania wektora ruchu po stronie dekodera dla kodowania wideo

Info

Publication number
PL3909247T3
PL3909247T3 PL20752247.5T PL20752247T PL3909247T3 PL 3909247 T3 PL3909247 T3 PL 3909247T3 PL 20752247 T PL20752247 T PL 20752247T PL 3909247 T3 PL3909247 T3 PL 3909247T3
Authority
PL
Poland
Prior art keywords
motion vector
video coding
selectively applying
side motion
vector refinement
Prior art date
Application number
PL20752247.5T
Other languages
English (en)
Inventor
Xiaoyu XIU
Xianglin Wang
Tsung-Chuan MA
Yi-Wen Chen
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 PL3909247T3 publication Critical patent/PL3909247T3/pl

Links

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
    • H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
    • 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
    • H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal predictive coding modes
    • 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
    • H04N19/127—Prioritisation of hardware or computational resources
    • 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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • 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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/149—Data rate or code amount at the encoder output by estimating the code amount by means of a model, e.g. mathematical model or statistical model
    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame 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
    • H04N19/169—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
    • H04N19/20—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video object coding
    • 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
    • H04N19/50—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
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
PL20752247.5T 2019-02-08 2020-02-08 Sposób i urządzenie do selektywnego stosowania udoskonalania wektora ruchu po stronie dekodera dla kodowania wideo PL3909247T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201962803417P 2019-02-08 2019-02-08
PCT/US2020/017382 WO2020163837A1 (en) 2019-02-08 2020-02-08 Methods and devices for selectively applying bi-directional optical flow and decoder-side motion vector refinement for video coding

Publications (1)

Publication Number Publication Date
PL3909247T3 true PL3909247T3 (pl) 2024-08-12

Family

ID=71029974

Family Applications (1)

Application Number Title Priority Date Filing Date
PL20752247.5T PL3909247T3 (pl) 2019-02-08 2020-02-08 Sposób i urządzenie do selektywnego stosowania udoskonalania wektora ruchu po stronie dekodera dla kodowania wideo

Country Status (13)

Country Link
US (5) US12155818B2 (pl)
EP (3) EP4333435A3 (pl)
JP (6) JP7232345B2 (pl)
KR (4) KR102384240B1 (pl)
CN (7) CN116828185B (pl)
DK (1) DK3909247T3 (pl)
ES (1) ES2981908T3 (pl)
FI (1) FI3909247T3 (pl)
HU (1) HUE067106T2 (pl)
MX (1) MX2021009529A (pl)
PL (1) PL3909247T3 (pl)
PT (1) PT3909247T (pl)
WO (1) WO2020163837A1 (pl)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116828185B (zh) * 2019-02-08 2024-08-16 北京达佳互联信息技术有限公司 一种用于视频解码的方法、计算设备、程序产品和介质
CN118612456A (zh) 2019-02-14 2024-09-06 Lg 电子株式会社 基于dmvr的帧间预测方法和设备
CN118175304A (zh) 2019-02-24 2024-06-11 Lg 电子株式会社 基于dmvr的帧间预测方法和设备
CN112004091B (zh) * 2020-07-31 2021-08-03 浙江大华技术股份有限公司 帧间预测方法及其相关装置
CN112132915B (zh) * 2020-08-10 2022-04-26 浙江大学 一种基于生成对抗机制的多样化动态延时视频生成方法
CN112055222B (zh) * 2020-08-21 2024-05-07 浙江大华技术股份有限公司 视频编解码方法、电子设备及计算机可读存储介质
CN112218075B (zh) * 2020-10-17 2022-10-28 浙江大华技术股份有限公司 候选列表的填充方法、电子设备、计算机可读存储介质
US11917165B2 (en) 2021-08-16 2024-02-27 Tencent America LLC MMVD signaling improvement
US12132885B2 (en) 2021-09-16 2024-10-29 Qualcomm Incorporated Multiple inter predictors with decoder side motion vector derivation for video coding
WO2023044247A1 (en) * 2021-09-16 2023-03-23 Qualcomm Incorporated Multiple inter predictors with decoder side motion vector derivation for video coding
EP4462774A1 (en) * 2022-01-09 2024-11-13 LG Electronics Inc. Image encoding/decoding method and device, and recording medium having bitstream stored thereon
WO2024117694A1 (ko) * 2022-12-01 2024-06-06 현대자동차주식회사 템플릿 매칭 기반 인터 예측을 이용하는 비디오 코딩을 위한 방법 및 장치

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011129672A2 (ko) * 2010-04-16 2011-10-20 에스케이텔레콤 주식회사 영상 부호화/복호화 장치 및 방법
GB2512829B (en) * 2013-04-05 2015-05-27 Canon Kk Method and apparatus for encoding or decoding an image with inter layer motion information prediction according to motion information compression scheme
CN103561263B (zh) * 2013-11-06 2016-08-24 北京牡丹电子集团有限责任公司数字电视技术中心 基于运动矢量约束和加权运动矢量的运动补偿预测方法
CN108293131B (zh) * 2015-11-20 2021-08-31 联发科技股份有限公司 基于优先级运动矢量预测子推导的方法及装置
WO2017164645A2 (ko) * 2016-03-24 2017-09-28 인텔렉추얼디스커버리 주식회사 비디오 신호 부호화/복호화 방법 및 장치
MX2018014480A (es) * 2016-05-25 2019-08-12 Arris Entpr Llc Codificacion de prediccion angular ponderada mejorada para intra codificacion.
US11638027B2 (en) * 2016-08-08 2023-04-25 Hfi Innovation, Inc. Pattern-based motion vector derivation for video coding
CN116320498A (zh) * 2016-11-28 2023-06-23 韩国电子通信研究院 用于滤波的方法和装置
WO2018113658A1 (en) * 2016-12-22 2018-06-28 Mediatek Inc. Method and apparatus of motion refinement for video coding
US10750203B2 (en) * 2016-12-22 2020-08-18 Mediatek Inc. Method and apparatus of adaptive bi-prediction for video coding
JP2018107580A (ja) 2016-12-26 2018-07-05 富士通株式会社 動画像符号化装置、動画像符号化方法、動画像符号化用コンピュータプログラム、動画像復号装置及び動画像復号方法ならびに動画像復号用コンピュータプログラム
US20180199057A1 (en) * 2017-01-12 2018-07-12 Mediatek Inc. Method and Apparatus of Candidate Skipping for Predictor Refinement in Video Coding
US10523964B2 (en) * 2017-03-13 2019-12-31 Qualcomm Incorporated Inter prediction refinement based on bi-directional optical flow (BIO)
US10595035B2 (en) * 2017-03-22 2020-03-17 Qualcomm Incorporated Constraining motion vector information derived by decoder-side motion vector derivation
US10477237B2 (en) * 2017-06-28 2019-11-12 Futurewei Technologies, Inc. Decoder side motion vector refinement in video coding
WO2019001737A1 (en) * 2017-06-30 2019-01-03 Huawei Technologies Co., Ltd. RESEARCH AREA FOR MOVEMENT VECTOR ENHANCEMENT
US11750832B2 (en) * 2017-11-02 2023-09-05 Hfi Innovation Inc. Method and apparatus for video coding
CN112715030B (zh) * 2018-09-21 2024-04-23 Vid拓展公司 用于双向光流的复杂度降低和位宽控制
US11146810B2 (en) * 2018-11-27 2021-10-12 Qualcomm Incorporated Decoder-side motion vector refinement
CN118337991A (zh) 2018-12-28 2024-07-12 索尼集团公司 图像编码装置和图像编码方法
WO2020141993A1 (en) 2019-01-02 2020-07-09 Telefonaktiebolaget Lm Ericsson (Publ) Side motion refinement in video encoding/decoding systems
US11153590B2 (en) * 2019-01-11 2021-10-19 Tencent America LLC Method and apparatus for video coding
CN116828185B (zh) * 2019-02-08 2024-08-16 北京达佳互联信息技术有限公司 一种用于视频解码的方法、计算设备、程序产品和介质

Also Published As

Publication number Publication date
US20240388695A1 (en) 2024-11-21
EP4333436A3 (en) 2024-05-01
WO2020163837A1 (en) 2020-08-13
CN114286101B (zh) 2022-10-04
CN113424537A (zh) 2021-09-21
JP2024114809A (ja) 2024-08-23
KR20210132247A (ko) 2021-11-03
EP3909247B1 (en) 2024-04-10
JP2023099145A (ja) 2023-07-11
CN115209159B (zh) 2023-08-29
EP3909247A4 (en) 2022-06-29
JP2024012627A (ja) 2024-01-30
KR102384240B1 (ko) 2022-04-08
US20240297985A1 (en) 2024-09-05
JP7339395B2 (ja) 2023-09-05
US20250047835A1 (en) 2025-02-06
EP4333436A2 (en) 2024-03-06
KR20220046005A (ko) 2022-04-13
CN115209159A (zh) 2022-10-18
JP7232345B2 (ja) 2023-03-02
JP2022122911A (ja) 2022-08-23
EP4333435A2 (en) 2024-03-06
CN116828185B (zh) 2024-08-16
FI3909247T3 (fi) 2024-06-20
CN116886925B (zh) 2024-11-08
CN114286101A (zh) 2022-04-05
CN111294598B (zh) 2022-01-21
KR102409275B1 (ko) 2022-06-14
KR20210102483A (ko) 2021-08-19
CN111294598A (zh) 2020-06-16
US12108030B2 (en) 2024-10-01
US20210368200A1 (en) 2021-11-25
EP4333435A3 (en) 2024-05-08
CN116886925A (zh) 2023-10-13
KR20220083862A (ko) 2022-06-20
MX2021009529A (es) 2021-09-23
JP2022517134A (ja) 2022-03-04
PT3909247T (pt) 2024-05-13
HUE067106T2 (hu) 2024-09-28
EP3909247A1 (en) 2021-11-17
ES2981908T3 (es) 2024-10-11
CN113965746B (zh) 2022-08-12
DK3909247T3 (da) 2024-04-15
US12155818B2 (en) 2024-11-26
CN113965746A (zh) 2022-01-21
JP2024099849A (ja) 2024-07-25
CN116828185A (zh) 2023-09-29
JP7546721B2 (ja) 2024-09-06
US20210368166A1 (en) 2021-11-25

Similar Documents

Publication Publication Date Title
PL3909247T3 (pl) Sposób i urządzenie do selektywnego stosowania udoskonalania wektora ruchu po stronie dekodera dla kodowania wideo
EP3753251A4 (en) METHOD AND DEVICE FOR HISTORY-BASED MOTION VECTOR PREDICTION
ZA202100252B (en) Methods and apparatus of video coding using history-based motion vector prediction
EP3618441A4 (en) MOTION VECTOR PREDICTION METHOD AND DEVICE
SG11202102569QA (en) Apparatus and method for conditional decoder-side motion vector refinement in video coding
EP3556096A4 (en) METHOD AND DEVICE FOR REFINING MOTION FOR VIDEO CODING
SG11202006258VA (en) Picture prediction method and apparatus, and codec
SG11202101799WA (en) Apparatus and method for inverse quantization
EP3357245A4 (en) METHOD AND DEVICE OF INTERPRESSATION USING AN AVERAGE MOTION VECTOR FOR VIDEO CODING
GB2561507B (en) Method and apparatus for affine merge mode prediction for video coding system
EP3266211A4 (en) Method and apparatus for deriving temporal motion vector prediction
EP3509304A4 (en) METHOD AND DEVICE FOR BILDCODING AND DECODING INTER-FRAME PREDICTION
SG11202013202YA (en) Motion vector prediction method and related apparatus
EP3568988A4 (en) METHOD AND DEVICES FOR CODING MOTION VECTORS IN VIDEO COMPRESSION
ZA202102152B (en) Video picture prediction method and apparatus
SG11202012701XA (en) Motion vector prediction method and apparatus, encoder, and decoder
PL3720131T3 (pl) Sposób predykcji klatki międzyobrazowej i urządzenie do danych wideo
SG11202101977QA (en) Video picture prediction method and apparatus
SG11202012078PA (en) Motion vector obtaining method and apparatus
SG11202010578WA (en) Video coding method and apparatus
GB201710747D0 (en) Method and apparatus for encoding or decoding video data with sub-pixel motion vector refinement
ZA202101242B (en) Methods and apparatus of video coding using subblock-based temporal motion vector prediction
ZA202101890B (en) Decoding method and decoding apparatus for predicting motion information
EP3818697A4 (en) METHOD AND DEVICE FOR PREDICTING MOTION VECTORS
EP3975560A4 (en) METHOD AND DEVICE FOR IMAGE/VIDEO CODING BASED ON MOTION VECTOR PREDICTION