FR3032583B1 - Procede de codage d'une image numerique, procede de decodage, dispositifs, et programmes d'ordinateurs associes - Google Patents

Procede de codage d'une image numerique, procede de decodage, dispositifs, et programmes d'ordinateurs associes Download PDF

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Publication number
FR3032583B1
FR3032583B1 FR1550984A FR1550984A FR3032583B1 FR 3032583 B1 FR3032583 B1 FR 3032583B1 FR 1550984 A FR1550984 A FR 1550984A FR 1550984 A FR1550984 A FR 1550984A FR 3032583 B1 FR3032583 B1 FR 3032583B1
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FR
France
Prior art keywords
devices
digital image
computer programs
encoding digital
decoding method
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.)
Expired - Fee Related
Application number
FR1550984A
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English (en)
Other versions
FR3032583A1 (fr
Inventor
Pierrick Philippe
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Orange SA
B Com SAS
Original Assignee
Orange SA
B Com 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
Priority to FR1550984A priority Critical patent/FR3032583B1/fr
Application filed by Orange SA, B Com SAS filed Critical Orange SA
Priority to EP16714466.6A priority patent/EP3254467A1/fr
Priority to CN201680016832.XA priority patent/CN107409228A/zh
Priority to JP2017541692A priority patent/JP2018509070A/ja
Priority to US15/549,298 priority patent/US20180020216A1/en
Priority to PCT/FR2016/050246 priority patent/WO2016124867A1/fr
Priority to KR1020177021825A priority patent/KR20170134324A/ko
Publication of FR3032583A1 publication Critical patent/FR3032583A1/fr
Application granted granted Critical
Publication of FR3032583B1 publication Critical patent/FR3032583B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • H04N19/102—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
    • H04N19/134—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
    • H04N19/169—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
    • H04N19/18—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 set of transform coefficients
    • 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
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/96—Tree coding, e.g. quad-tree coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
FR1550984A 2015-02-06 2015-02-06 Procede de codage d'une image numerique, procede de decodage, dispositifs, et programmes d'ordinateurs associes Expired - Fee Related FR3032583B1 (fr)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FR1550984A FR3032583B1 (fr) 2015-02-06 2015-02-06 Procede de codage d'une image numerique, procede de decodage, dispositifs, et programmes d'ordinateurs associes
CN201680016832.XA CN107409228A (zh) 2015-02-06 2016-02-05 用于编码数字图像的方法及相关联的解码方法、设备和计算机程序
JP2017541692A JP2018509070A (ja) 2015-02-06 2016-02-05 デジタル画像コーディング方法、デコーディング方法、装置および付随するコンピュータプログラム
US15/549,298 US20180020216A1 (en) 2015-02-06 2016-02-05 Method for encoding a digital image, decoding method, devices, and associated computer programmes
EP16714466.6A EP3254467A1 (fr) 2015-02-06 2016-02-05 Procede de codage d'une image numerique, procede de decodage, dispositifs, et programmes d'ordinateurs associes
PCT/FR2016/050246 WO2016124867A1 (fr) 2015-02-06 2016-02-05 Procede de codage d'une image numerique, procede de decodage, dispositifs, et programmes d'ordinateurs associes
KR1020177021825A KR20170134324A (ko) 2015-02-06 2016-02-05 디지털 이미지를 인코딩하기 위한 방법 그리고 연관된 디코딩 방법, 디바이스들 및 컴퓨터 프로그램들

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1550984 2015-02-06
FR1550984A FR3032583B1 (fr) 2015-02-06 2015-02-06 Procede de codage d'une image numerique, procede de decodage, dispositifs, et programmes d'ordinateurs associes

Publications (2)

Publication Number Publication Date
FR3032583A1 FR3032583A1 (fr) 2016-08-12
FR3032583B1 true FR3032583B1 (fr) 2018-03-02

Family

ID=54065939

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1550984A Expired - Fee Related FR3032583B1 (fr) 2015-02-06 2015-02-06 Procede de codage d'une image numerique, procede de decodage, dispositifs, et programmes d'ordinateurs associes

Country Status (7)

Country Link
US (1) US20180020216A1 (fr)
EP (1) EP3254467A1 (fr)
JP (1) JP2018509070A (fr)
KR (1) KR20170134324A (fr)
CN (1) CN107409228A (fr)
FR (1) FR3032583B1 (fr)
WO (1) WO2016124867A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3044507A1 (fr) * 2015-11-30 2017-06-02 Orange Procede de codage et de decodage d'images, dispositif de codage et de decodage d'images et programmes d'ordinateur correspondants
US11095893B2 (en) * 2016-10-12 2021-08-17 Qualcomm Incorporated Primary transform and secondary transform in video coding
KR102571996B1 (ko) 2018-04-01 2023-08-28 엘지전자 주식회사 분할된 블록에 2차 변환을 적용하여 비디오 신호를 처리하는 방법 및 장치
CN113055689B (zh) * 2019-06-24 2022-11-01 杭州海康威视数字技术股份有限公司 一种编解码方法、装置及其设备
US11064194B2 (en) 2019-10-31 2021-07-13 Western Digital Technologies, Inc. Encoding digital videos using controllers of data storage devices

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4226172B2 (ja) * 1998-11-24 2009-02-18 株式会社ハイニックスセミコンダクター 適応的変換方法を用いる映像圧縮符号化装置および復号化装置ならびにその方法
JP2005167655A (ja) * 2003-12-03 2005-06-23 Matsushita Electric Ind Co Ltd 変換符号化方法および変換復号化方法
US9215470B2 (en) * 2010-07-09 2015-12-15 Qualcomm Incorporated Signaling selected directional transform for video coding
US8780981B2 (en) * 2011-06-27 2014-07-15 Panasonic Intellectual Property Corporation Of America Image coding method, image decoding method, image coding apparatus, image decoding apparatus, and image coding-decoding apparatus
EP2727355A1 (fr) * 2011-06-29 2014-05-07 Motorola Mobility LLC Procédé et système d'utilisation d'un schéma de codage à balayage pendant l'intracodage
GB2561487B (en) * 2011-10-18 2019-01-02 Kt Corp Method for encoding image, method for decoding image, image encoder, and image decoder
KR20130050149A (ko) * 2011-11-07 2013-05-15 오수미 인터 모드에서의 예측 블록 생성 방법

Also Published As

Publication number Publication date
FR3032583A1 (fr) 2016-08-12
US20180020216A1 (en) 2018-01-18
KR20170134324A (ko) 2017-12-06
JP2018509070A (ja) 2018-03-29
EP3254467A1 (fr) 2017-12-13
WO2016124867A1 (fr) 2016-08-11
CN107409228A (zh) 2017-11-28

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