TW201119407A - Method for coding and method for reconstruction of a block of an image - Google Patents

Method for coding and method for reconstruction of a block of an image Download PDF

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Publication number
TW201119407A
TW201119407A TW099136012A TW99136012A TW201119407A TW 201119407 A TW201119407 A TW 201119407A TW 099136012 A TW099136012 A TW 099136012A TW 99136012 A TW99136012 A TW 99136012A TW 201119407 A TW201119407 A TW 201119407A
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Taiwan
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block
current
code
adjacent
writing
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TW099136012A
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English (en)
Chinese (zh)
Inventor
Philippe Bordes
Edouard Francois
Dominique Thoreau
Jerome Vieron
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Thomson Licensing
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Publication of TW201119407A publication Critical patent/TW201119407A/zh

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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
    • H04N19/105—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
    • H04N19/102—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
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • 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
    • H04N19/102—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
    • H04N19/129—Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
    • 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
    • H04N19/189—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
    • H04N19/196—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 being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • 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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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
TW099136012A 2009-11-19 2010-10-22 Method for coding and method for reconstruction of a block of an image TW201119407A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0958188 2009-11-19

Publications (1)

Publication Number Publication Date
TW201119407A true TW201119407A (en) 2011-06-01

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
TW099136012A TW201119407A (en) 2009-11-19 2010-10-22 Method for coding and method for reconstruction of a block of an image

Country Status (8)

Country Link
US (1) US20120269263A1 (enExample)
EP (1) EP2502420A1 (enExample)
JP (1) JP5646641B2 (enExample)
KR (1) KR20120116936A (enExample)
CN (1) CN102714721A (enExample)
BR (1) BR112012011256A2 (enExample)
TW (1) TW201119407A (enExample)
WO (1) WO2011061089A1 (enExample)

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TWI558214B (zh) * 2011-11-22 2016-11-11 湯姆生特許公司 視訊寫碼方法及其裝置和視訊解碼方法及其裝置

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US8976861B2 (en) 2010-12-03 2015-03-10 Qualcomm Incorporated Separately coding the position of a last significant coefficient of a video block in video coding
US9042440B2 (en) 2010-12-03 2015-05-26 Qualcomm Incorporated Coding the position of a last significant coefficient within a video block based on a scanning order for the block in video coding
US20120163456A1 (en) 2010-12-22 2012-06-28 Qualcomm Incorporated Using a most probable scanning order to efficiently code scanning order information for a video block in video coding
US20120163472A1 (en) * 2010-12-22 2012-06-28 Qualcomm Incorporated Efficiently coding scanning order information for a video block in video coding
US9635382B2 (en) * 2011-01-07 2017-04-25 Texas Instruments Incorporated Method, system and computer program product for determining a motion vector
CN102625095B (zh) * 2011-01-27 2014-12-10 联合信源数字音视频技术（北京）有限公司 一种基于avs的帧间预测方法
US10397577B2 (en) 2011-03-08 2019-08-27 Velos Media, Llc Inverse scan order for significance map coding of transform coefficients in video coding
US9106913B2 (en) 2011-03-08 2015-08-11 Qualcomm Incorporated Coding of transform coefficients for video coding
FR2975856A1 (fr) * 2011-05-26 2012-11-30 France Telecom Procede de codage et de decodage d'images, dispositif de codage et de decodage d'images et programmes d'ordinateur correspondants
US9167253B2 (en) 2011-06-28 2015-10-20 Qualcomm Incorporated Derivation of the position in scan order of the last significant transform coefficient in video coding
FR2992815A1 (fr) * 2012-06-27 2014-01-03 France Telecom Procede de codage d'un bloc courant d'une premiere composante d'image par rapport a un bloc de reference d'au moins une deuxieme composante d'image, dispositif de codage et programme d'ordinateur correspondant
FR2993084A1 (fr) * 2012-07-09 2014-01-10 France Telecom Procede de codage video par prediction du partitionnement d'un bloc courant, procede de decodage, dispositifs de codage et de decodage et programmes d'ordinateur correspondants
WO2016070808A1 (en) * 2014-11-05 2016-05-12 Mediatek Singapore Pte. Ltd. Method and apparatus of video coding with prediction offset
JP6635751B2 (ja) * 2015-10-26 2020-01-29 キヤノン株式会社 画像符号化装置及びその制御方法、並びにプログラム及び記憶媒体
KR102345475B1 (ko) * 2016-01-05 2022-01-03 한국전자통신연구원 잔차 신호에 대한 예측 방법 및 장치
US10681354B2 (en) * 2016-12-05 2020-06-09 Lg Electronics Inc. Image encoding/decoding method and apparatus therefor
FR3073112B1 (fr) * 2017-11-02 2021-04-02 Ateme Procede et systeme de traitement d'un contenu multimedia dans un reseau de zone metropolitaine
EP3629579A1 (en) 2018-09-27 2020-04-01 Ateme Method for image processing and apparatus for implementing the same
EP3709644A1 (en) 2019-03-12 2020-09-16 Ateme Method for image processing and apparatus for implementing the same
CN111836043B (zh) * 2019-04-15 2025-10-17 中兴通讯股份有限公司 码块的预测、解码方法及装置
KR102932756B1 (ko) * 2020-03-05 2026-03-05 삼성전자주식회사 이미징 장치 및 이를 포함하는 전자 기기
EP4304177A1 (en) * 2022-07-05 2024-01-10 Beijing Xiaomi Mobile Software Co., Ltd. Encoding/decoding video picture data

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KR100468844B1 (ko) * 2002-01-07 2005-01-29 삼성전자주식회사 정지영상 및 동영상을 부호화/복호화하기 위한변환계수들의 최적주사방법
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CN101159875B (zh) * 2007-10-15 2011-10-05 浙江大学 二重预测视频编解码方法和装置
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI558214B (zh) * 2011-11-22 2016-11-11 湯姆生特許公司 視訊寫碼方法及其裝置和視訊解碼方法及其裝置

Also Published As

Publication number Publication date
EP2502420A1 (en) 2012-09-26
CN102714721A (zh) 2012-10-03
BR112012011256A2 (pt) 2016-04-19
KR20120116936A (ko) 2012-10-23
JP5646641B2 (ja) 2014-12-24
WO2011061089A1 (en) 2011-05-26
JP2013511874A (ja) 2013-04-04
US20120269263A1 (en) 2012-10-25

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