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

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
    • H04N19/10—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 (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118921487A (zh) 2018-03-14 2024-11-08 Lx 半导体科技有限公司 图像编码/解码方法和发送方法
CN119052485A (zh) * 2018-03-27 2024-11-29 株式会社Kt 对图像进行解码或编码的方法以及用于传送压缩视频数据的装置
US11516490B2 (en) * 2018-07-16 2022-11-29 Lg Electronics Inc. Method and device for inter predicting on basis of DMVR
WO2020057524A1 (en) * 2018-09-19 2020-03-26 Huawei Technologies Co., Ltd. Method for skipping refinement based on patch similarity in bilinear interpolation based decoder-side motion vector refinement
WO2020084476A1 (en) * 2018-10-22 2020-04-30 Beijing Bytedance Network Technology Co., Ltd. Sub-block based prediction
CN112913241B (zh) * 2018-10-22 2024-03-26 北京字节跳动网络技术有限公司 解码器侧运动矢量推导的限制
CN111083492B (zh) 2018-10-22 2024-01-12 北京字节跳动网络技术有限公司 双向光流中的梯度计算
CN117880513A (zh) * 2018-10-22 2024-04-12 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
WO2020098648A1 (en) 2018-11-12 2020-05-22 Beijing Bytedance Network Technology Co., Ltd. Using combined inter intra prediction in video processing
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
CN113613019B (zh) 2019-01-06 2022-06-07 北京达佳互联信息技术有限公司 视频解码方法、计算设备和介质
WO2020177755A1 (en) 2019-03-06 2020-09-10 Beijing Bytedance Network Technology Co., Ltd. Usage of converted uni-prediction candidate
ES3042335T3 (en) * 2019-03-08 2025-11-20 Beijing Dajia Internet Information Tech Co Ltd Bi-directional optical flow and decoder-side motion vector refinement for video coding
RS66495B1 (sr) * 2019-03-12 2025-03-31 Lg Electronics Inc Inter predikcioni postupak i uređaj zasnovan na dmvr i bdof
JP7307192B2 (ja) 2019-04-02 2023-07-11 北京字節跳動網絡技術有限公司 デコーダ側の動きベクトルの導出
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
CN120128701B (zh) 2019-09-12 2026-02-17 阿里巴巴（中国）有限公司 计算机实现的编解码方法及非暂时性计算机可读存储介质
US11641475B2 (en) 2019-09-12 2023-05-02 Alibaba Group Holding Limited Method and apparatus for encoding or decoding video
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
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
WO2021061764A1 (en) * 2019-09-23 2021-04-01 Vid Scale, Inc. Switching logic for bi-directional optical flow
CN113596456B (zh) 2019-09-23 2022-07-01 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
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
CA3198095A1 (en) * 2020-12-22 2022-06-30 Qualcomm Incorporated Multi-pass decoder-side motion vector refinement
CN116601956A (zh) * 2020-12-22 2023-08-15 高通股份有限公司 多遍次解码器侧运动向量细化
US12113987B2 (en) * 2020-12-22 2024-10-08 Qualcomm Incorporated Multi-pass decoder-side motion vector refinement
CN116803081A (zh) * 2021-01-29 2023-09-22 高通股份有限公司 用于视频编解码的基于模型的运动矢量差导出和模板匹配预测
US20240187633A1 (en) * 2021-04-21 2024-06-06 Beijing Bytedance Network Technology Co., Ltd. Method, device, and medium for video processing
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
US20250119572A1 (en) * 2022-01-28 2025-04-10 Mediatek Inc. Multi-pass decoder-side motion vector refinement
WO2023193769A1 (en) * 2022-04-06 2023-10-12 Mediatek Inc. Implicit multi-pass decoder-side motion vector refinement
US12452406B2 (en) 2022-05-24 2025-10-21 Tencent America LLC Method and apparatus for asymmetric blending of predictions of partitioned pictures
US12267515B2 (en) * 2022-05-24 2025-04-01 Tencent America LLC Method and apparatus for temporal interpolated prediction in video bitstream
KR20250084157A (ko) * 2022-09-28 2025-06-10 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
WO2009113787A2 (en) * 2008-03-09 2009-09-17 Lg Electronics Inc. A method and an apparatus for encoding or decoding a video signal
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
SG11201703454XA (en) * 2014-11-18 2017-06-29 Mediatek Inc Method of bi-prediction video coding based on motion vectors from uni-prediction and merge candidate
US11330284B2 (en) * 2015-03-27 2022-05-10 Qualcomm Incorporated Deriving motion information for sub-blocks in video coding
US10778987B2 (en) 2016-03-24 2020-09-15 Intellectual Discovery Co., Ltd. Method and apparatus for encoding/decoding video signal
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
BR112020015246A2 (pt) 2021-01-26
EP3744098A4 (en) 2021-10-20
CN117750032A (zh) 2024-03-22
CN111886866A (zh) 2020-11-03
WO2019144930A1 (en) 2019-08-01
US20190238883A1 (en) 2019-08-01
CN111886866B (zh) 2023-12-26
TWI690195B (zh) 2020-04-01
KR102448218B1 (ko) 2022-09-28
KR20200113259A (ko) 2020-10-06
BR112020015246A8 (pt) 2023-02-07
EP3744098B1 (en) 2025-05-14
US11310526B2 (en) 2022-04-19
EP3744098A1 (en) 2020-12-02

Similar Documents

Publication Publication Date Title
SG11202104085RA (en) Decoder-side motion vector refinement
ZA202103094B (en) Improvements on history-based motion vector predictor
PL3639519T3 (pl) Predykcja wektora ruchu
IL271762A (en) Motion vector refinement for multi-attribution prediction
SG11202005204SA (en) Improved decoder-side motion vector derivation
SG11202103959QA (en) Simplification of history-based motion vector prediction
IL271770A (en) Search area for motion vector refinement
IL273933A (en) AAV vectors
GB2550008B (en) Motion vector coding using dynamic reference motion vectors
GB201800903D0 (en) Vectors
GB201715052D0 (en) Vectors
GB2548449B (en) Motion vector reference selection through reference frame buffer tracking
GB201710126D0 (en) Vectors & Methods
SG11202009452WA (en) Antibody-evading virus vectors
GB201621923D0 (en) Last frame motion vector partitioning
GB2586941B (en) Reducing judder using motion vectors
GB2548450B (en) Motion vector prediction through scaling
SG11202011223WA (en) Signaling sub-prediction unit motion vector predictor
GB201509889D0 (en) Motion estimation using collocated blocks
IL274278A (en) vectors
GB201717524D0 (en) Vectors
GB2547754B (en) Dynamic reference motion vector coding mode
GB201705927D0 (en) Vector
GB2566923B (en) Motion tracking
GB2567174B (en) Motion arrangement