FR2948845A1 - Procede de decodage d'un flux representatif d'une sequence d'images et procede de codage d'une sequence d'images - Google Patents

Procede de decodage d'un flux representatif d'une sequence d'images et procede de codage d'une sequence d'images Download PDF

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Publication number
FR2948845A1
FR2948845A1 FR0955353A FR0955353A FR2948845A1 FR 2948845 A1 FR2948845 A1 FR 2948845A1 FR 0955353 A FR0955353 A FR 0955353A FR 0955353 A FR0955353 A FR 0955353A FR 2948845 A1 FR2948845 A1 FR 2948845A1
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FR
France
Prior art keywords
average
block
current block
prediction
calculating
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
FR0955353A
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English (en)
French (fr)
Inventor
Dominique Thoreau
Edouard Francois
Jerome Vieron
Fabien Racape
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Thomson Licensing SAS
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Thomson Licensing SAS
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 Thomson Licensing SAS filed Critical Thomson Licensing SAS
Priority to FR0955353A priority Critical patent/FR2948845A1/fr
Priority to KR1020127002427A priority patent/KR101681353B1/ko
Priority to EP10742453.3A priority patent/EP2460355B1/en
Priority to US13/388,047 priority patent/US9008178B2/en
Priority to PCT/EP2010/061013 priority patent/WO2011012669A2/en
Priority to CN201080033641.7A priority patent/CN102474608B/zh
Priority to JP2012522170A priority patent/JP5545783B2/ja
Publication of FR2948845A1 publication Critical patent/FR2948845A1/fr
Withdrawn legal-status Critical Current

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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
    • H04N19/169—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
    • H04N19/102—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
    • 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
    • H04N19/46—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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
FR0955353A 2009-07-30 2009-07-30 Procede de decodage d'un flux representatif d'une sequence d'images et procede de codage d'une sequence d'images Withdrawn FR2948845A1 (fr)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FR0955353A FR2948845A1 (fr) 2009-07-30 2009-07-30 Procede de decodage d'un flux representatif d'une sequence d'images et procede de codage d'une sequence d'images
KR1020127002427A KR101681353B1 (ko) 2009-07-30 2010-07-29 이미지 시퀀스를 나타내는 코딩된 데이터의 스트림을 디코딩하는 방법 및 이미지 시퀀스를 코딩하는 방법
EP10742453.3A EP2460355B1 (en) 2009-07-30 2010-07-29 Method for decoding a stream of coded data representative of a sequence of images and method for coding a sequence of images
US13/388,047 US9008178B2 (en) 2009-07-30 2010-07-29 Method for decoding a stream of coded data representative of a sequence of images and method for coding a sequence of images
PCT/EP2010/061013 WO2011012669A2 (en) 2009-07-30 2010-07-29 Method for decoding a stream of coded data representative of a sequence of images and method for coding a sequence of images
CN201080033641.7A CN102474608B (zh) 2009-07-30 2010-07-29 解码代表图像序列的编码数据流的方法和编码图像序列的方法
JP2012522170A JP5545783B2 (ja) 2009-07-30 2010-07-29 画像シーケンスを表す符号化されたデータのストリームを復号する方法および画像シーケンスを符号化する方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0955353A FR2948845A1 (fr) 2009-07-30 2009-07-30 Procede de decodage d'un flux representatif d'une sequence d'images et procede de codage d'une sequence d'images

Publications (1)

Publication Number Publication Date
FR2948845A1 true FR2948845A1 (fr) 2011-02-04

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
FR0955353A Withdrawn FR2948845A1 (fr) 2009-07-30 2009-07-30 Procede de decodage d'un flux representatif d'une sequence d'images et procede de codage d'une sequence d'images

Country Status (7)

Country Link
US (1) US9008178B2 (https=)
EP (1) EP2460355B1 (https=)
JP (1) JP5545783B2 (https=)
KR (1) KR101681353B1 (https=)
CN (1) CN102474608B (https=)
FR (1) FR2948845A1 (https=)
WO (1) WO2011012669A2 (https=)

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EP2587803A1 (en) 2011-10-27 2013-05-01 Thomson Licensing Methods for coding and reconstructing a pixel block and corresponding devices.
RU2510944C2 (ru) * 2012-07-03 2014-04-10 Корпорация "САМСУНГ ЭЛЕКТРОНИКС Ко., Лтд." Способ кодирования/декодирования многоракурсной видео последовательности на основе адаптивной локальной коррекции яркости опорных кадров без передачи дополнительных параметров (варианты)
EP2683165B1 (en) * 2012-07-04 2015-10-14 Thomson Licensing Method for coding and decoding a block of pixels from a motion model
JP6309010B2 (ja) * 2012-09-26 2018-04-11 トムソン ライセンシングＴｈｏｍｓｏｎ Ｌｉｃｅｎｓｉｎｇ 画像間予測の方法及びデバイス並びに対応する符号化方法及び装置
HK1218820A1 (zh) 2013-09-27 2017-03-10 高通股份有限公司 用於深度幀內預測模式的殘餘譯碼
WO2015042751A1 (en) * 2013-09-27 2015-04-02 Qualcomm Incorporated Residual coding for depth intra prediction modes
EP3084968A4 (en) * 2013-12-16 2017-11-29 McAfee, LLC Process efficient preprocessing for an encryption standard
EP3096518A1 (en) * 2015-05-20 2016-11-23 Thomson Licensing Methods, systems and apparatus for determining prediction adjustment factors
US10477231B2 (en) 2015-06-16 2019-11-12 Lg Electronics Inc. Method and device for predicting block on basis of illumination compensation in image coding system
WO2017030199A1 (ja) * 2015-08-20 2017-02-23 日本放送協会 画像符号化装置、画像復号化装置、及びこれらのプログラム
KR102601732B1 (ko) * 2016-05-31 2023-11-14 삼성디스플레이 주식회사 영상 부호화 방법 및 영상 복호화 방법
JP2018056699A (ja) * 2016-09-27 2018-04-05 株式会社ドワンゴ 符号化装置、符号化方法、復号化装置、及び復号化方法
JP6913749B2 (ja) * 2016-10-11 2021-08-04 エルジー エレクトロニクス インコーポレイティド 映像コーディングシステムにおいてイントラ予測による映像デコーディング方法及び装置
IT201700024294A1 (it) * 2017-03-03 2018-09-03 Sisvel Tech S R L Metodo e apparato per codificare e decodificare immagini o flussi video digitali
US12457321B2 (en) * 2017-03-22 2025-10-28 Electronics And Telecommunications Research Institute Prediction method and device using reference block
WO2024007165A1 (zh) * 2022-07-05 2024-01-11 Oppo广东移动通信有限公司 编解码方法、装置、编码设备、解码设备以及存储介质

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Also Published As

Publication number Publication date
EP2460355A2 (en) 2012-06-06
WO2011012669A3 (en) 2011-04-14
US20120128068A1 (en) 2012-05-24
KR101681353B1 (ko) 2016-11-30
JP5545783B2 (ja) 2014-07-09
KR20120039675A (ko) 2012-04-25
CN102474608B (zh) 2014-10-29
US9008178B2 (en) 2015-04-14
JP2013500661A (ja) 2013-01-07
CN102474608A (zh) 2012-05-23
EP2460355B1 (en) 2016-08-31
WO2011012669A2 (en) 2011-02-03

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