JP7668748B2 - アフィン及びｓｂｔｍｖｐ動きベクトル予測モードのためのｈｍｖｃ - Google Patents

アフィン及びｓｂｔｍｖｐ動きベクトル予測モードのためのｈｍｖｃ Download PDF

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JP7668748B2
JP7668748B2 JP2021573789A JP2021573789A JP7668748B2 JP 7668748 B2 JP7668748 B2 JP 7668748B2 JP 2021573789 A JP2021573789 A JP 2021573789A JP 2021573789 A JP2021573789 A JP 2021573789A JP 7668748 B2 JP7668748 B2 JP 7668748B2
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JP2022541723A5 (https=
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ロバート，アントワーヌ
ルリアネック，ファブリス
ポワリエ，タンギ
ギャルピン，フランク
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インターディジタル・シーイー・パテント・ホールディングス・ソシエテ・パ・アクシオンス・シンプリフィエ
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    • 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
    • H04N19/58—Motion compensation with long-term prediction, i.e. the reference frame for a current frame not being the temporally closest one
    • 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
    • H04N19/124—Quantisation
    • 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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • 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
    • H04N19/517—Processing of motion vectors by encoding
    • H04N19/52—Processing of motion vectors by encoding by predictive encoding
    • 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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2021573789A 2019-06-25 2020-06-18 アフィン及びｓｂｔｍｖｐ動きベクトル予測モードのためのｈｍｖｃ Active JP7668748B2 (ja)

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JP2025015260A JP2025076447A (ja) 2019-06-25 2025-01-31 アフィン及びｓｂｔｍｖｐ動きベクトル予測モードのためのｈｍｖｃ

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EP19305843.5 2019-06-25
EP19305843 2019-06-25
PCT/EP2020/066850 WO2020260110A1 (en) 2019-06-25 2020-06-18 Hmvc for affine and sbtmvp motion vector prediciton modes

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JP2025015260A Division JP2025076447A (ja) 2019-06-25 2025-01-31 アフィン及びｓｂｔｍｖｐ動きベクトル予測モードのためのｈｍｖｃ

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JP2022541723A JP2022541723A (ja) 2022-09-27
JP2022541723A5 JP2022541723A5 (https=) 2023-06-23
JP7668748B2 true JP7668748B2 (ja) 2025-04-25

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JP2025015260A Withdrawn JP2025076447A (ja) 2019-06-25 2025-01-31 アフィン及びｓｂｔｍｖｐ動きベクトル予測モードのためのｈｍｖｃ

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US (1) US20220264147A1 (https=)
EP (1) EP3991428A1 (https=)
JP (2) JP7668748B2 (https=)
CN (1) CN114097235B (https=)
WO (1) WO2020260110A1 (https=)

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US12063355B2 (en) * 2022-05-26 2024-08-13 Tencent America LLC Subblock based motion vector predictor displacement vector reordering using template matching

Citations (1)

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US20190028731A1 (en) 2016-01-07 2019-01-24 Mediatek Inc. Method and apparatus for affine inter prediction for video coding system

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AU1412100A (en) * 1999-11-29 2001-06-12 Sony Corporation Video/audio signal processing method and video/audio signal processing apparatus
KR100809354B1 (ko) * 2007-02-02 2008-03-05 삼성전자주식회사 복원된 프레임의 프레임율을 업컨버팅하는 장치 및 방법
BR112014011123B1 (pt) * 2011-11-08 2022-07-12 Kt Corporation Método de decodificação de vídeo realizado por um aparelho de decodificação
PL400344A1 (pl) * 2012-08-13 2014-02-17 Politechnika Poznanska Sposób wyznaczania predyktora wektora ruchu
US9693060B2 (en) * 2012-11-16 2017-06-27 Qualcomm Incorporated Device and method for scalable coding of video information
US9930363B2 (en) * 2013-04-12 2018-03-27 Nokia Technologies Oy Harmonized inter-view and view synthesis prediction for 3D video coding
US10200711B2 (en) * 2015-03-27 2019-02-05 Qualcomm Incorporated Motion vector derivation in video coding
US10271064B2 (en) * 2015-06-11 2019-04-23 Qualcomm Incorporated Sub-prediction unit motion vector prediction using spatial and/or temporal motion information
US11889100B2 (en) * 2017-11-14 2024-01-30 Qualcomm Incorporated Affine motion vector prediction in video coding
US11212550B2 (en) * 2018-09-21 2021-12-28 Qualcomm Incorporated History-based motion vector prediction for affine mode
US11166015B2 (en) * 2019-03-06 2021-11-02 Tencent America LLC Method and apparatus for video coding

Patent Citations (1)

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Publication number Priority date Publication date Assignee Title
US20190028731A1 (en) 2016-01-07 2019-01-24 Mediatek Inc. Method and apparatus for affine inter prediction for video coding system

Non-Patent Citations (1)

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Title
Jianle Chen, et.al.，Algorithm description for Versatile Video Coding and Test Model 5 (VTM 5)，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 14th Meeting: Geneva, CH, 19-27 Mar. 2019，JVET-N1002-v2，2019年06月11日，pp.1, 34-37

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WO2020260110A8 (en) 2022-01-27
CN114097235B (zh) 2025-07-11
JP2022541723A (ja) 2022-09-27
EP3991428A1 (en) 2022-05-04
US20220264147A1 (en) 2022-08-18
JP2025076447A (ja) 2025-05-15
WO2020260110A1 (en) 2020-12-30
CN114097235A (zh) 2022-02-25

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