PL3744098T3 - Przyjazne dla sprzętu ograniczone udoskonalenie wektora ruchu - Google Patents

Przyjazne dla sprzętu ograniczone udoskonalenie wektora ruchu

Info

Publication number
PL3744098T3
PL3744098T3 PL19743410.3T PL19743410T PL3744098T3 PL 3744098 T3 PL3744098 T3 PL 3744098T3 PL 19743410 T PL19743410 T PL 19743410T PL 3744098 T3 PL3744098 T3 PL 3744098T3
Authority
PL
Poland
Prior art keywords
motion vector
vector refinement
constrained motion
hardware friendly
friendly
Prior art date
Application number
PL19743410.3T
Other languages
English (en)
Inventor
Chun-Chia Chen
Chen-Yen LAI
Chih-Wei Hsu
Tzu-Der Chuang
Ching-Yeh Chen
Original Assignee
Hfi Innovation 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 Hfi Innovation Inc. filed Critical Hfi Innovation Inc.
Publication of PL3744098T3 publication Critical patent/PL3744098T3/pl

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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
    • H04N19/10—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
    • 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
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • 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
    • H04N19/44—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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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
    • H04N19/50—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
    • H04N19/521—Processing of motion vectors for estimating the reliability of the determined motion vectors or motion vector field, e.g. for smoothing the motion vector field or for correcting 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
    • H04N19/50—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
    • H04N19/56—Motion estimation with initialisation of the vector search, e.g. estimating a good candidate to initiate a search
    • 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
    • H04N19/573—Motion compensation with multiple frame prediction using two or more reference frames in a given prediction direction
    • 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
    • H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
    • 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
    • H04N19/567—Motion estimation based on rate distortion criteria

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
PL19743410.3T 2018-01-26 2019-01-25 Przyjazne dla sprzętu ograniczone udoskonalenie wektora ruchu PL3744098T3 (pl)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201862622234P 2018-01-26 2018-01-26
US201862723014P 2018-08-27 2018-08-27
US201862740470P 2018-10-03 2018-10-03
US16/248,452 US11310526B2 (en) 2018-01-26 2019-01-15 Hardware friendly constrained motion vector refinement
PCT/CN2019/073179 WO2019144930A1 (en) 2018-01-26 2019-01-25 Hardware friendly constrained motion vector refinement

Publications (1)

Publication Number Publication Date
PL3744098T3 true PL3744098T3 (pl) 2025-09-15

Family

ID=67392580

Family Applications (1)

Application Number Title Priority Date Filing Date
PL19743410.3T PL3744098T3 (pl) 2018-01-26 2019-01-25 Przyjazne dla sprzętu ograniczone udoskonalenie wektora ruchu

Country Status (8)

Country Link
US (1) US11310526B2 (pl)
EP (1) EP3744098B1 (pl)
KR (1) KR102448218B1 (pl)
CN (2) CN111886866B (pl)
BR (1) BR112020015246A8 (pl)
PL (1) PL3744098T3 (pl)
TW (1) TWI690195B (pl)
WO (1) WO2019144930A1 (pl)

Families Citing this family (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118972614A (zh) 2018-03-14 2024-11-15 Lx 半导体科技有限公司 图像编码/解码设备和发送图像数据的设备
CN112204966B (zh) * 2018-03-27 2024-10-18 株式会社Kt 对图像进行解码、编码的方法和用于传送比特流的装置
US11516490B2 (en) * 2018-07-16 2022-11-29 Lg Electronics Inc. Method and device for inter predicting on basis of DMVR
AU2019341277B2 (en) * 2018-09-19 2023-01-12 Huawei Technologies Co., Ltd. Method for skipping refinement based on patch similarity in bilinear interpolation based decoder-side motion vector refinement
CN112956197B (zh) * 2018-10-22 2025-04-25 北京字节跳动网络技术有限公司 基于编解码信息的解码器侧运动矢量推导的限制
CN112913240B (zh) * 2018-10-22 2024-08-06 北京字节跳动网络技术有限公司 解码器侧运动矢量推导和其他编解码工具之间的并置
CN111083484B (zh) * 2018-10-22 2024-06-28 北京字节跳动网络技术有限公司 基于子块的预测
WO2020084473A1 (en) 2018-10-22 2020-04-30 Beijing Bytedance Network Technology Co., Ltd. Multi- iteration motion vector refinement
CN117528075A (zh) 2018-11-12 2024-02-06 北京字节跳动网络技术有限公司 在视频处理中使用组合帧间-帧内预测
WO2020103877A1 (en) 2018-11-20 2020-05-28 Beijing Bytedance Network Technology Co., Ltd. Coding and decoding of video coding modes
CN113056914B (zh) 2018-11-20 2024-03-01 北京字节跳动网络技术有限公司 基于部分位置的差计算
US11146810B2 (en) 2018-11-27 2021-10-12 Qualcomm Incorporated Decoder-side motion vector refinement
JP7005480B2 (ja) * 2018-12-27 2022-01-21 Kddi株式会社 画像復号装置、画像符号化装置、プログラム及び画像処理システム
CN119815033A (zh) * 2018-12-29 2025-04-11 华为技术有限公司 帧间预测方法、装置以及相应的编码器和解码器
CN113261296A (zh) 2019-01-06 2021-08-13 北京达佳互联信息技术有限公司 双向光流的比特宽度控制
WO2020177756A1 (en) 2019-03-06 2020-09-10 Beijing Bytedance Network Technology Co., Ltd. Size dependent inter coding
CN113545086A (zh) * 2019-03-08 2021-10-22 北京达佳互联信息技术有限公司 用于视频编解码的双向光流和解码器侧运动矢量细化
HUE071472T2 (hu) * 2019-03-12 2025-08-28 Lg Electronics Inc DMVR és BDOF alapú interpredikciós eljárás és eszköz
WO2020200269A1 (en) 2019-04-02 2020-10-08 Beijing Bytedance Network Technology Co., Ltd. Decoder side motion vector derivation
JP6835337B2 (ja) * 2019-06-20 2021-02-24 Kddi株式会社 画像復号装置、画像復号方法及びプログラム
US11223840B2 (en) * 2019-08-19 2022-01-11 Tencent America LLC Method and apparatus for video coding
JP7771048B2 (ja) 2019-09-12 2025-11-17 アリババ グループ ホウルディング リミテッド 映像符号化情報をシグナリングするための方法及び装置
US11641475B2 (en) 2019-09-12 2023-05-02 Alibaba Group Holding Limited Method and apparatus for encoding or decoding video
CN110719489B (zh) * 2019-09-18 2022-02-18 浙江大华技术股份有限公司 运动矢量修正、预测、编码方法、编码器及存储装置
CN110740317B (zh) * 2019-09-18 2021-10-15 浙江大华技术股份有限公司 子块运动预测、编码方法、编码器及存储装置
CN113596455A (zh) 2019-09-23 2021-11-02 杭州海康威视数字技术股份有限公司 编解码方法、装置及设备
WO2021061764A1 (en) 2019-09-23 2021-04-01 Vid Scale, Inc. Switching logic for bi-directional optical flow
CN110740322A (zh) * 2019-10-23 2020-01-31 李思恒 视频编码方法及装置、存储介质、视频编码设备
US11792423B2 (en) * 2019-11-22 2023-10-17 Qualcomm Incorporated Early termination of motion vector refinement process in video coding
US11683517B2 (en) * 2020-11-23 2023-06-20 Qualcomm Incorporated Block-adaptive search range and cost factors for decoder-side motion vector (MV) derivation techniques
MX2023007161A (es) * 2020-12-22 2023-06-29 Qualcomm Inc Refinamiento del vector de movimiento del lado del decodificador multipaso.
US12113987B2 (en) * 2020-12-22 2024-10-08 Qualcomm Incorporated Multi-pass decoder-side motion vector refinement
CN117356095A (zh) * 2021-04-21 2024-01-05 抖音视界有限公司 用于视频处理的方法、设备和介质
US12309433B2 (en) * 2021-05-20 2025-05-20 Lemon Inc. On padding methods for neural network-based in-loop filter
US12212776B2 (en) * 2021-09-24 2025-01-28 Apple Inc. Systems and methods for low resolution motion estimation searches
US11917176B2 (en) * 2021-09-28 2024-02-27 Avago Technologies International Sales Pte. Limited Low-latency and high-throughput motion vector refinement with template matching
WO2023143173A1 (en) * 2022-01-28 2023-08-03 Mediatek Inc. Multi-pass decoder-side motion vector refinement
TW202408242A (zh) * 2022-04-06 2024-02-16 聯發科技股份有限公司 隱式多通道解碼器端運動向量細化
US12267515B2 (en) * 2022-05-24 2025-04-01 Tencent America LLC Method and apparatus for temporal interpolated prediction in video bitstream
US12452406B2 (en) 2022-05-24 2025-10-21 Tencent America LLC Method and apparatus for asymmetric blending of predictions of partitioned pictures
WO2024072162A1 (ko) * 2022-09-28 2024-04-04 엘지전자 주식회사 영상 인코딩/디코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체
WO2024080747A1 (ko) * 2022-10-11 2024-04-18 한국전자통신연구원 영상 부호화/복호화를 위한 방법, 장치 및 기록 매체
US20250168395A1 (en) * 2023-11-21 2025-05-22 Tencent America LLC Systems and methods for decoder-side motion vector refinement

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7145950B2 (en) * 2003-07-14 2006-12-05 Primax Electronics Ltd. Method of motion vector determination in digital video compression
US8218636B2 (en) 2006-11-21 2012-07-10 Vixs Systems, Inc. Motion refinement engine with a plurality of cost calculation methods for use in video encoding and methods for use therewith
US20090167775A1 (en) * 2007-12-30 2009-07-02 Ning Lu Motion estimation compatible with multiple standards
CN101965733B (zh) * 2008-03-09 2013-08-07 Lg电子株式会社 用于编码或解码视频信号的方法和设备
CN102131091B (zh) * 2010-01-15 2013-01-23 联发科技股份有限公司 解码端运动向量导出方法
CN102685504B (zh) 2011-03-10 2015-08-19 华为技术有限公司 视频图像的编解码方法、编码装置、解码装置及其系统
US9544592B2 (en) * 2012-02-10 2017-01-10 Texas Instruments Incorporated Methods and systems for encoding pictures associated with video data
EP3202143B8 (en) * 2014-11-18 2019-09-25 MediaTek Inc. Method of bi-prediction video coding based on motion vectors from uni-prediction and merge candidate
US10958927B2 (en) 2015-03-27 2021-03-23 Qualcomm Incorporated Motion information derivation mode determination in video coding
CN119996660A (zh) 2016-03-24 2025-05-13 皇家飞利浦有限公司 视频解码方法、视频编码方法和可读记录介质
EP3264769A1 (en) 2016-06-30 2018-01-03 Thomson Licensing Method and apparatus for video coding with automatic motion information refinement
US10602180B2 (en) * 2017-06-13 2020-03-24 Qualcomm Incorporated Motion vector prediction
US10904565B2 (en) * 2017-06-23 2021-01-26 Qualcomm Incorporated Memory-bandwidth-efficient design for bi-directional optical flow (BIO)

Also Published As

Publication number Publication date
TW201935928A (zh) 2019-09-01
KR20200113259A (ko) 2020-10-06
EP3744098B1 (en) 2025-05-14
CN111886866A (zh) 2020-11-03
CN117750032A (zh) 2024-03-22
TWI690195B (zh) 2020-04-01
US20190238883A1 (en) 2019-08-01
KR102448218B1 (ko) 2022-09-28
EP3744098A4 (en) 2021-10-20
CN111886866B (zh) 2023-12-26
WO2019144930A1 (en) 2019-08-01
US11310526B2 (en) 2022-04-19
BR112020015246A2 (pt) 2021-01-26
BR112020015246A8 (pt) 2023-02-07
EP3744098A1 (en) 2020-12-02

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