MA50939A - Procédé et appareil pour coder ou décoder des données vidéo avec une décomposition de vecteur de mouvement de sous-pixel - Google Patents

Procédé et appareil pour coder ou décoder des données vidéo avec une décomposition de vecteur de mouvement de sous-pixel

Info

Publication number
MA50939A
MA50939A MA050939A MA50939A MA50939A MA 50939 A MA50939 A MA 50939A MA 050939 A MA050939 A MA 050939A MA 50939 A MA50939 A MA 50939A MA 50939 A MA50939 A MA 50939A
Authority
MA
Morocco
Prior art keywords
encoding
sub
video data
movement vector
decoding video
Prior art date
Application number
MA050939A
Other languages
English (en)
Inventor
Christophe Gisquet
Guillaume Laroche
Patrice Onno
Jonathan Taquet
Original Assignee
Canon Kk
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 Canon Kk filed Critical Canon Kk
Publication of MA50939A publication Critical patent/MA50939A/fr

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
    • H04N19/523—Motion estimation or motion compensation with sub-pixel accuracy
    • 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
    • H04N19/50—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
    • H04N19/53—Multi-resolution motion estimation; Hierarchical motion estimation
    • 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
    • H04N19/533—Motion estimation using multistep search, e.g. 2D-log search or one-at-a-time search [OTS]
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
MA050939A 2017-07-04 2018-06-27 Procédé et appareil pour coder ou décoder des données vidéo avec une décomposition de vecteur de mouvement de sous-pixel MA50939A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1710747.5A GB2564133B (en) 2017-07-04 2017-07-04 Method and apparatus for encoding or decoding video data with sub-pixel motion vector refinement

Publications (1)

Publication Number Publication Date
MA50939A true MA50939A (fr) 2020-05-13

Family

ID=59592616

Family Applications (1)

Application Number Title Priority Date Filing Date
MA050939A MA50939A (fr) 2017-07-04 2018-06-27 Procédé et appareil pour coder ou décoder des données vidéo avec une décomposition de vecteur de mouvement de sous-pixel

Country Status (8)

Country Link
US (6) US11394997B2 (fr)
EP (2) EP3649784A1 (fr)
JP (3) JP2020523818A (fr)
KR (2) KR102459789B1 (fr)
CN (6) CN116506641A (fr)
GB (1) GB2564133B (fr)
MA (1) MA50939A (fr)
WO (1) WO2019007766A1 (fr)

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* Cited by examiner, † Cited by third party
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GB2563943B (en) 2017-06-30 2021-02-24 Canon Kk Method and apparatus for encoding or decoding video data in FRUC mode with reduced memory accesses
US11750832B2 (en) * 2017-11-02 2023-09-05 Hfi Innovation Inc. Method and apparatus for video coding
SG11202101823XA (en) * 2018-09-19 2021-04-29 Huawei Tech Co Ltd Method for skipping refinement based on patch similarity in bilinear interpolation based decoder-side motion vector refinement
WO2020182216A1 (fr) * 2019-03-14 2020-09-17 Mediatek Inc. Procédés et appareils de traitement vidéo à l'aide d'une décomposition de mouvement et d'un remplissage de base de sous-partition
GB2585017A (en) * 2019-06-24 2020-12-30 Canon Kk Video coding and decoding
CN118339832A (zh) * 2021-11-22 2024-07-12 北京达佳互联信息技术有限公司 解码器侧运动信息推导
US20240223776A1 (en) * 2023-01-03 2024-07-04 Alibaba (China) Co., Ltd. Intra template matching prediction mode for motion prediction

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US6091460A (en) * 1994-03-31 2000-07-18 Mitsubishi Denki Kabushiki Kaisha Video signal encoding method and system
US6992725B2 (en) * 2001-10-22 2006-01-31 Nec Electronics America, Inc. Video data de-interlacing using perceptually-tuned interpolation scheme
EP1578137A2 (fr) * 2004-03-17 2005-09-21 Matsushita Electric Industrial Co., Ltd. Appareil de codage vidéo avec une méthode d' interpolation à multiples étapes
US8761258B2 (en) * 2005-06-17 2014-06-24 The Hong Kong University Of Science And Technology Enhanced block-based motion estimation algorithms for video compression
US8005308B2 (en) * 2005-09-16 2011-08-23 Sony Corporation Adaptive motion estimation for temporal prediction filter over irregular motion vector samples
US8385419B2 (en) * 2006-04-26 2013-02-26 Altera Corporation Methods and apparatus for motion search refinement in a SIMD array processor
US8036428B2 (en) * 2006-04-28 2011-10-11 Pixart Imaging Inc. Method and apparatus for detecting motion of image in optical navigator
US20080002772A1 (en) * 2006-06-28 2008-01-03 Hong Kong Applied Science and Technology Research Institute Company Limited Motion vector estimation method
US8355440B2 (en) * 2006-08-07 2013-01-15 Vixs Systems, Inc. Motion search module with horizontal compression preprocessing and methods for use therewith
US8428118B2 (en) * 2006-08-17 2013-04-23 Ittiam Systems (P) Ltd. Technique for transcoding MPEG-2/MPEG-4 bitstream to H.264 bitstream
US8265136B2 (en) * 2007-02-20 2012-09-11 Vixs Systems, Inc. Motion refinement engine for use in video encoding in accordance with a plurality of sub-pixel resolutions and methods for use therewith
US8184704B2 (en) * 2007-12-05 2012-05-22 Advanced Micro Devices, Inc. Spatial filtering of differential motion vectors
CN101686393B (zh) * 2008-09-28 2012-10-17 华为技术有限公司 应用于模板匹配的快速运动搜索方法及装置
US20110176611A1 (en) * 2010-01-15 2011-07-21 Yu-Wen Huang Methods for decoder-side motion vector derivation
US9438925B2 (en) * 2013-12-31 2016-09-06 Vixs Systems, Inc. Video encoder with block merging and methods for use therewith
JPWO2015166639A1 (ja) * 2014-04-28 2017-04-20 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカＰａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ 符号化方法、復号方法、符号化装置および復号装置
US11330284B2 (en) * 2015-03-27 2022-05-10 Qualcomm Incorporated Deriving motion information for sub-blocks in video coding
WO2017156669A1 (fr) * 2016-03-14 2017-09-21 Mediatek Singapore Pte. Ltd. Procédés de stockage de vecteurs mouvement dans un codage vidéo
EP3435673A4 (fr) * 2016-03-24 2019-12-25 Intellectual Discovery Co., Ltd. Procédé et appareil de codage/décodage de signal vidéo
US10621731B1 (en) * 2016-05-31 2020-04-14 NGCodec Inc. Apparatus and method for efficient motion estimation for different block sizes
US10631002B2 (en) * 2016-09-30 2020-04-21 Qualcomm Incorporated Frame rate up-conversion coding mode
EP3343925A1 (fr) * 2017-01-03 2018-07-04 Thomson Licensing Procédé et appareil de codage et de décodage d'informations de mouvement
GB2563943B (en) * 2017-06-30 2021-02-24 Canon Kk Method and apparatus for encoding or decoding video data in FRUC mode with reduced memory accesses
US20190215518A1 (en) * 2018-01-10 2019-07-11 Qualcomm Incorporated Histogram of gradient based optical flow
KR20220066045A (ko) * 2019-09-19 2022-05-23 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 코딩의 스케일링 윈도우

Also Published As

Publication number Publication date
CN116506639A (zh) 2023-07-28
GB2564133A (en) 2019-01-09
EP4152752A1 (fr) 2023-03-22
US11394997B2 (en) 2022-07-19
KR102314547B1 (ko) 2021-10-19
US20240089497A1 (en) 2024-03-14
CN110710212A (zh) 2020-01-17
JP7542118B2 (ja) 2024-08-29
CN116506641A (zh) 2023-07-28
JP2022008472A (ja) 2022-01-13
GB2564133B (en) 2021-03-17
US20240089498A1 (en) 2024-03-14
JP2023139206A (ja) 2023-10-03
CN110710212B (zh) 2023-06-30
US20220368941A1 (en) 2022-11-17
CN116506642A (zh) 2023-07-28
JP2020523818A (ja) 2020-08-06
CN116506640A (zh) 2023-07-28
GB201710747D0 (en) 2017-08-16
KR102459789B1 (ko) 2022-10-28
US20200221121A1 (en) 2020-07-09
WO2019007766A1 (fr) 2019-01-10
CN116506638A (zh) 2023-07-28
JP7330243B2 (ja) 2023-08-21
US20240089495A1 (en) 2024-03-14
US20240089496A1 (en) 2024-03-14
KR20200015499A (ko) 2020-02-12
US11849142B2 (en) 2023-12-19
EP3649784A1 (fr) 2020-05-13
KR20210126162A (ko) 2021-10-19

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