JP7558965B2 - ビデオ符号化における残差の処理 - Google Patents

ビデオ符号化における残差の処理 Download PDF

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JP7558965B2
JP7558965B2 JP2021558487A JP2021558487A JP7558965B2 JP 7558965 B2 JP7558965 B2 JP 7558965B2 JP 2021558487 A JP2021558487 A JP 2021558487A JP 2021558487 A JP2021558487 A JP 2021558487A JP 7558965 B2 JP7558965 B2 JP 7558965B2
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シモーネ フェラーラ
ロレンツォ チッカレッリ
グイド メアルディ
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JP2021558487A 2019-03-20 2019-12-13 ビデオ符号化における残差の処理 Active JP7558965B2 (ja)

Applications Claiming Priority (11)

Application Number Priority Date Filing Date Title
GB1903844.7 2019-03-20
GBGB1903844.7A GB201903844D0 (en) 2019-03-20 2019-03-20 A method of encoding and decoding a video
GB1904014.6 2019-03-23
GBGB1904014.6A GB201904014D0 (en) 2019-03-23 2019-03-23 Video coding technology
GB1904492.4 2019-03-29
GBGB1904492.4A GB201904492D0 (en) 2019-03-29 2019-03-29 Video coding technology
GBGB1905325.5A GB201905325D0 (en) 2019-04-15 2019-04-15 Video coding technology
GB1905325.5 2019-04-15
GB1909701.3 2019-07-05
GBGB1909701.3A GB201909701D0 (en) 2019-07-05 2019-07-05 Video coding technology
PCT/GB2019/053547 WO2020188229A1 (en) 2019-03-20 2019-12-13 Processing of residuals in video coding

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JP2022529580A JP2022529580A (ja) 2022-06-23
JP2022529580A5 JP2022529580A5 (https=) 2022-12-20
JPWO2020188229A5 JPWO2020188229A5 (https=) 2022-12-20
JP7558965B2 true JP7558965B2 (ja) 2024-10-01

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JP2021558487A Active JP7558965B2 (ja) 2019-03-20 2019-12-13 ビデオ符号化における残差の処理
JP2021556458A Active JP7561385B2 (ja) 2019-03-20 2019-12-13 入力ビデオをハイブリッドビデオストリームとして符号化する方法およびそれを実行するエンコーダを備えるシステム

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US (3) US12273544B2 (https=)
EP (2) EP3942809A1 (https=)
JP (2) JP7558965B2 (https=)
KR (2) KR20210153060A (https=)
CN (3) CN113785580B (https=)
AU (3) AU2019435415B2 (https=)
BR (2) BR112021018466A2 (https=)
CA (1) CA3133774A1 (https=)
GB (2) GB2599508B (https=)
MX (3) MX2021011338A (https=)
WO (2) WO2020188229A1 (https=)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB201905400D0 (en) * 2019-04-16 2019-05-29 V Nova Int Ltd Video coding technology
GB2599341B (en) 2020-07-28 2024-10-09 V Nova Int Ltd Management system for multilayer encoders and decoders and method thereof
GB2601484B (en) * 2020-11-27 2024-08-07 V Nova Int Ltd Decoding a video stream on a client device
GB202103498D0 (en) 2021-03-12 2021-04-28 V Nova Int Ltd Processing of residuals in video coding
CN116567237A (zh) 2022-01-27 2023-08-08 腾讯科技(深圳)有限公司 视频编码及解码方法、装置、计算机设备和存储介质
GB2611131B (en) 2022-03-31 2023-11-22 V Nova Int Ltd Pre-analysis for video encoding
GB2611129B (en) 2022-03-31 2024-03-27 V Nova Int Ltd Signal processing with overlay regions
GB202205928D0 (en) * 2022-04-22 2022-06-08 V Nova Int Ltd Methods, bitstreams, apparatuses, computer programs and computer-readable media
GB2619096B (en) 2022-05-27 2025-09-24 V Nova Int Ltd Enhancement interlacing
WO2024010362A1 (ko) * 2022-07-06 2024-01-11 주식회사 케이티 영상 부호화/복호화 방법 및 비트스트림을 저장하는 기록 매체
GB2620994B (en) 2022-08-22 2024-07-24 V Nova Int Ltd Encoding and decoding of pre-processing renditions of input videos
US12532020B2 (en) * 2022-11-28 2026-01-20 Apple Inc. System and method for encoding and decoding spatial tiles of a still image based on applied quality levels
GB2623148B (en) * 2023-06-07 2024-11-27 V Nova Int Ltd Constant rate factor video encoding control
GB2641463A (en) * 2022-12-21 2025-12-03 V Nova Int Ltd Constant rate factor video encoding control
US12400442B2 (en) * 2023-11-22 2025-08-26 Worlds Enterprises, Inc. Systems and methods for identifying and labeling objects in images using an index
GB202318815D0 (en) 2023-12-08 2024-01-24 V Nova Int Ltd Enhancement coding improvements and integration
WO2025125816A1 (en) 2023-12-13 2025-06-19 V-Nova International Limited Enhancement layer processing of extended reality (xr) content
WO2025176989A1 (en) 2024-02-20 2025-08-28 V-Nova International Limited Video encoding pre-analysis

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007514359A (ja) 2003-12-08 2007-05-31 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ デッドゾーンによる空間スケーラブル圧縮スキーム
JP2009071389A (ja) 2007-09-10 2009-04-02 Fujifilm Corp 画像処理装置、画像処理方法、およびプログラム
US20150341675A1 (en) 2013-01-02 2015-11-26 Dolby Laboratories Licensing Corporation Backward-Compatible Coding for Ultra High Definition Video Signals with Enhanced Dynamic Range

Family Cites Families (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5734677A (en) * 1995-03-15 1998-03-31 The Chinese University Of Hong Kong Method for compression of loss-tolerant video image data from multiple sources
JPH11289542A (ja) 1998-02-09 1999-10-19 Matsushita Electric Ind Co Ltd 画像符号化装置、画像符号化方法、および画像符号化プログラムを記録した記録媒体
US6480547B1 (en) * 1999-10-15 2002-11-12 Koninklijke Philips Electronics N.V. System and method for encoding and decoding the residual signal for fine granular scalable video
US7751473B2 (en) 2000-05-15 2010-07-06 Nokia Corporation Video coding
EP1442602A1 (en) * 2001-10-26 2004-08-04 Koninklijke Philips Electronics N.V. Spatial scalable compression scheme using adaptive content filtering
US7072394B2 (en) 2002-08-27 2006-07-04 National Chiao Tung University Architecture and method for fine granularity scalable video coding
US8315308B2 (en) 2006-01-11 2012-11-20 Qualcomm Incorporated Video coding with fine granularity spatial scalability
EP1933564A1 (en) 2006-12-14 2008-06-18 Thomson Licensing Method and apparatus for encoding and/or decoding video data using adaptive prediction order for spatial and bit depth prediction
CN101810007B (zh) * 2007-09-28 2013-03-06 杜比实验室特许公司 具有附加信息容量的多媒体编码和解码
US20090141809A1 (en) * 2007-12-04 2009-06-04 Sony Corporation And Sony Electronics Inc. Extension to the AVC standard to support the encoding and storage of high resolution digital still pictures in parallel with video
US8711948B2 (en) 2008-03-21 2014-04-29 Microsoft Corporation Motion-compensated prediction of inter-layer residuals
US9571856B2 (en) 2008-08-25 2017-02-14 Microsoft Technology Licensing, Llc Conversion operations in scalable video encoding and decoding
US9338466B2 (en) 2008-10-15 2016-05-10 France Telecom Method and device for coding an image sequence implementing blocks of different size, signal, data medium, decoding method and device, and computer programs corresponding thereto
EP2249569A1 (en) * 2009-05-08 2010-11-10 Imec Cross-layer optimization for transmission of video codec over wireless networks
US8908758B2 (en) * 2010-01-06 2014-12-09 Dolby Laboratories Licensing Corporation High performance rate control for multi-layered video coding applications
JP2011199396A (ja) 2010-03-17 2011-10-06 Ntt Docomo Inc 動画像予測符号化装置、動画像予測符号化方法、動画像予測符号化プログラム、動画像予測復号装置、動画像予測復号方法、及び動画像予測復号プログラム
JP5368631B2 (ja) * 2010-04-08 2013-12-18 株式会社東芝 画像符号化方法、装置、及びプログラム
JP5752268B2 (ja) 2011-01-14 2015-07-22 ヴィディオ・インコーポレーテッド 時間スケーラビリティのための高いレイヤのシンタックス
EP2479994B1 (en) * 2011-01-19 2017-03-15 BlackBerry Limited Method and device for improved multi-layer data compression
EP2774121A4 (en) * 2011-10-30 2015-09-16 Hd2 Technologies Pty Ltd PERCEPTION-RELATED LOSS-FREE AND IMPROVED IMAGE COMPRESSION SYSTEM AND METHOD
US8994882B2 (en) * 2011-12-09 2015-03-31 Intel Corporation Control of video processing algorithms based on measured perceptual quality characteristics
WO2013154673A1 (en) 2012-04-11 2013-10-17 Motorola Mobility Llc Signaling of temporal motion vector predictor (mvp) flag for temporal prediction
HK1203261A1 (en) * 2012-05-14 2015-10-23 Luca Rossato Encoding and reconstruction of residual data based on support information
KR102001415B1 (ko) * 2012-06-01 2019-07-18 삼성전자주식회사 다계층 비디오 코딩을 위한 레이트 제어 방법, 이를 이용한 비디오 인코딩 장치 및 비디오 신호 처리 시스템
JP2015167267A (ja) 2012-07-03 2015-09-24 シャープ株式会社 画像復号装置、および画像符号化装置
US9843801B2 (en) * 2012-07-10 2017-12-12 Qualcomm Incorporated Generalized residual prediction for scalable video coding and 3D video coding
US10448032B2 (en) 2012-09-04 2019-10-15 Qualcomm Incorporated Signaling of down-sampling location information in scalable video coding
US9357211B2 (en) * 2012-12-28 2016-05-31 Qualcomm Incorporated Device and method for scalable and multiview/3D coding of video information
JP6290924B2 (ja) 2013-01-07 2018-03-07 ノキア テクノロジーズ オサケユイチア ビデオ・コーディングおよびデコーディングのための方法と装置
MX354337B (es) 2013-04-15 2018-02-27 Rossato Luca Codificación y decodificación de señal compatible con versiones anteriores híbrida.
EP2816805B1 (en) * 2013-05-29 2020-12-30 BlackBerry Limited Lossy data compression with conditional reconstruction reinfinement
JP5753595B2 (ja) 2014-01-30 2015-07-22 株式会社Nttドコモ 動画像予測符号化装置、動画像予測符号化方法、動画像予測符号化プログラム、動画像予測復号装置、動画像予測復号方法、及び動画像予測復号プログラム
US9591316B2 (en) 2014-03-27 2017-03-07 Intel IP Corporation Scalable video encoding rate adaptation based on perceived quality
US9628803B2 (en) * 2014-11-25 2017-04-18 Blackberry Limited Perceptual image and video coding
GB2544800A (en) 2015-11-27 2017-05-31 V-Nova Ltd Adaptive bit rate ratio control
GB2547934B (en) 2016-03-03 2021-07-07 V Nova Int Ltd Adaptive video quality
US10440401B2 (en) 2016-04-07 2019-10-08 Dolby Laboratories Licensing Corporation Backward-compatible HDR codecs with temporal scalability
GB2599566B (en) * 2016-09-08 2022-10-05 V Nova Int Ltd Data processing apparatuses, methods, computer programs and computer-readable media
GB2553556B (en) 2016-09-08 2022-06-29 V Nova Int Ltd Data processing apparatuses, methods, computer programs and computer-readable media
KR102492286B1 (ko) 2016-11-24 2023-01-27 한국전자통신연구원 스케일러블 비디오를 처리하기 위한 방법 및 장치

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007514359A (ja) 2003-12-08 2007-05-31 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ デッドゾーンによる空間スケーラブル圧縮スキーム
US20070160300A1 (en) 2003-12-08 2007-07-12 Koninklijke Philips Electronic, N.V. Spatial scalable compression scheme with a dead zone
JP2009071389A (ja) 2007-09-10 2009-04-02 Fujifilm Corp 画像処理装置、画像処理方法、およびプログラム
US20150341675A1 (en) 2013-01-02 2015-11-26 Dolby Laboratories Licensing Corporation Backward-Compatible Coding for Ultra High Definition Video Signals with Enhanced Dynamic Range
JP2015233297A (ja) 2013-01-02 2015-12-24 ドルビー ラボラトリーズ ライセンシング コーポレイション 向上ダイナミックレンジをもつ超高精細度ビデオ信号のための後方互換な符号化

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