KR102828464B1 - 적어도 하나의 이미지를 대표하는 데이터 스트림을 코딩 및 디코딩하기 위한 방법들 및 디바이스들 - Google Patents

적어도 하나의 이미지를 대표하는 데이터 스트림을 코딩 및 디코딩하기 위한 방법들 및 디바이스들 Download PDF

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KR102828464B1
KR102828464B1 KR1020207036787A KR20207036787A KR102828464B1 KR 102828464 B1 KR102828464 B1 KR 102828464B1 KR 1020207036787 A KR1020207036787 A KR 1020207036787A KR 20207036787 A KR20207036787 A KR 20207036787A KR 102828464 B1 KR102828464 B1 KR 102828464B1
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펠릭스 헨리
모센 압돌리
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오렌지
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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
    • H04N19/134—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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • 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
    • H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • 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
    • H04N19/10—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
    • H04N19/10—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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame 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
    • H04N19/169—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
    • H04N19/10—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
    • H04N19/182—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 a pixel
    • 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
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/19—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding using optimisation based on Lagrange multipliers
    • 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
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding

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  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020207036787A 2018-06-27 2019-06-18 적어도 하나의 이미지를 대표하는 데이터 스트림을 코딩 및 디코딩하기 위한 방법들 및 디바이스들 Active KR102828464B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR1855791 2018-06-27
FR1855791A FR3081656A1 (fr) 2018-06-27 2018-06-27 Procedes et dispositifs de codage et de decodage d'un flux de donnees representatif d'au moins une image.
PCT/FR2019/051478 WO2020002795A1 (fr) 2018-06-27 2019-06-18 Procédés et dispositifs de codage et de décodage d'un flux de données représentatif d'au moins une image

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KR20210023869A KR20210023869A (ko) 2021-03-04
KR102828464B1 true KR102828464B1 (ko) 2025-07-01

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US (3) US11457213B2 (enExample)
EP (1) EP3815366B1 (enExample)
JP (2) JP7466469B2 (enExample)
KR (1) KR102828464B1 (enExample)
CN (2) CN112292858B (enExample)
BR (1) BR112020024456A2 (enExample)
FR (1) FR3081656A1 (enExample)
WO (1) WO2020002795A1 (enExample)
ZA (1) ZA202007453B (enExample)

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US20250030873A1 (en) * 2023-07-17 2025-01-23 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Coded video transmission concept

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007079964A1 (en) 2006-01-09 2007-07-19 Matthias Narroschke Adaptive coding of a prediction error in hybrid video coding
WO2015049491A1 (en) 2013-10-01 2015-04-09 Sony Corporation Video data encoding and decoding
US20150172661A1 (en) 2012-01-19 2015-06-18 Vid Scale, Inc. System and method of video coding quantization and dynamic range control

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8149909B1 (en) * 2005-10-13 2012-04-03 Maxim Integrated Products, Inc. Video encoding control using non-exclusive content categories
FR2972588A1 (fr) * 2011-03-07 2012-09-14 France Telecom Procede de codage et decodage d'images, dispositif de codage et decodage et programmes d'ordinateur correspondants
WO2012134046A2 (ko) * 2011-04-01 2012-10-04 주식회사 아이벡스피티홀딩스 동영상의 부호화 방법
US11184623B2 (en) * 2011-09-26 2021-11-23 Texas Instruments Incorporated Method and system for lossless coding mode in video coding
KR101620620B1 (ko) * 2011-10-26 2016-05-13 주식회사 케이티 인트라 예측 모드를 기초로 양자화 계수를 예측하는 방법 및 이를 이용하는 장치
EP2774360B1 (en) 2011-11-04 2017-08-02 Huawei Technologies Co., Ltd. Differential pulse code modulation intra prediction for high efficiency video coding
WO2013128010A2 (en) * 2012-03-02 2013-09-06 Canon Kabushiki Kaisha Method and devices for encoding a sequence of images into a scalable video bit-stream, and decoding a corresponding scalable video bit-stream
US9118918B2 (en) * 2012-03-06 2015-08-25 National Taiwan University Method for rate-distortion optimized transform and quantization through a closed-form operation
US9270986B2 (en) * 2012-04-13 2016-02-23 Qualcomm Incorporated Level decision in rate distortion optimized quantization
FR3012714A1 (fr) * 2013-10-25 2015-05-01 Orange Procede de codage et de decodage d'images, dispositif de codage et de decodage d'images et programmes d'ordinateur correspondants
US9877035B2 (en) * 2014-03-17 2018-01-23 Qualcomm Incorporated Quantization processes for residue differential pulse code modulation
WO2016167538A1 (ko) * 2015-04-12 2016-10-20 엘지전자(주) 비디오 신호의 인코딩, 디코딩 방법 및 그 장치
JP2017073602A (ja) * 2015-10-05 2017-04-13 富士通株式会社 動画像符号化装置、動画像符号化方法及び動画像符号化用コンピュータプログラム
EP3410723A1 (en) * 2017-05-31 2018-12-05 Thomson Licensing A method and a device for picture encoding and decoding
US20210337202A1 (en) * 2017-06-21 2021-10-28 Vid Scale, Inc. Adaptive quantization method for 360-degree video coding
CN115967800A (zh) * 2018-03-29 2023-04-14 弗劳恩霍夫应用研究促进协会 依赖性量化
MX2022008794A (es) * 2020-03-25 2022-08-11 Panasonic Ip Corp America Codificador, decodificador, metodo de codificacion y metodo de decodificacion.

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007079964A1 (en) 2006-01-09 2007-07-19 Matthias Narroschke Adaptive coding of a prediction error in hybrid video coding
US20150172661A1 (en) 2012-01-19 2015-06-18 Vid Scale, Inc. System and method of video coding quantization and dynamic range control
WO2015049491A1 (en) 2013-10-01 2015-04-09 Sony Corporation Video data encoding and decoding

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Publication number Publication date
US20220400264A1 (en) 2022-12-15
US11863751B2 (en) 2024-01-02
WO2020002795A1 (fr) 2020-01-02
FR3081656A1 (fr) 2019-11-29
JP7749716B2 (ja) 2025-10-06
ZA202007453B (en) 2024-06-26
EP3815366A1 (fr) 2021-05-05
BR112020024456A2 (pt) 2021-03-16
CN118945331A (zh) 2024-11-12
US20210274178A1 (en) 2021-09-02
KR20210023869A (ko) 2021-03-04
EP3815366B1 (fr) 2025-10-15
US11457213B2 (en) 2022-09-27
JP2024050770A (ja) 2024-04-10
JP7466469B2 (ja) 2024-04-12
JP2021530140A (ja) 2021-11-04
EP3815366C0 (fr) 2025-10-15
CN112292858B (zh) 2024-07-26
US11889081B2 (en) 2024-01-30
US20220400263A1 (en) 2022-12-15
CN112292858A (zh) 2021-01-29

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