GB2573798A - A filter - Google Patents

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Publication number
GB2573798A
GB2573798A GB1808067.1A GB201808067A GB2573798A GB 2573798 A GB2573798 A GB 2573798A GB 201808067 A GB201808067 A GB 201808067A GB 2573798 A GB2573798 A GB 2573798A
Authority
GB
United Kingdom
Prior art keywords
chroma
luma
samples
boundary
image
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Withdrawn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
GB1808067.1A
Other languages
English (en)
Other versions
GB201808067D0 (en
Inventor
Gisquet Christophe
Onno Patrice
Taquet Jonathan
Laroche Guillaume
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to GB1808067.1A priority Critical patent/GB2573798A/en
Publication of GB201808067D0 publication Critical patent/GB201808067D0/en
Priority to TW108115545A priority patent/TW201947932A/zh
Priority to PCT/EP2019/062739 priority patent/WO2019219878A1/fr
Publication of GB2573798A publication Critical patent/GB2573798A/en
Withdrawn legal-status Critical Current

Links

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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
    • 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
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • 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
    • H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
    • 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
    • H04N19/17—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
    • H04N19/186—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 colour or a chrominance component

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
GB1808067.1A 2018-05-17 2018-05-17 A filter Withdrawn GB2573798A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB1808067.1A GB2573798A (en) 2018-05-17 2018-05-17 A filter
TW108115545A TW201947932A (zh) 2018-05-17 2019-05-06 濾波器
PCT/EP2019/062739 WO2019219878A1 (fr) 2018-05-17 2019-05-16 Filtre

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1808067.1A GB2573798A (en) 2018-05-17 2018-05-17 A filter

Publications (2)

Publication Number Publication Date
GB201808067D0 GB201808067D0 (en) 2018-07-04
GB2573798A true GB2573798A (en) 2019-11-20

Family

ID=62723229

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1808067.1A Withdrawn GB2573798A (en) 2018-05-17 2018-05-17 A filter

Country Status (3)

Country Link
GB (1) GB2573798A (fr)
TW (1) TW201947932A (fr)
WO (1) WO2019219878A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7531606B2 (ja) * 2020-04-16 2024-08-09 フラウンホーファー－ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン カラーフィルタアレイパターン画像の無相関化変換

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030053708A1 (en) * 2001-07-02 2003-03-20 Jasc Software Removal of block encoding artifacts
US20130101024A1 (en) * 2011-10-25 2013-04-25 Qualcomm Incorporated Determining boundary strength values for deblocking filtering for video coding

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10412419B2 (en) * 2013-07-12 2019-09-10 Qualcomm Incorporated Adaptive filtering in video coding

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030053708A1 (en) * 2001-07-02 2003-03-20 Jasc Software Removal of block encoding artifacts
US20130101024A1 (en) * 2011-10-25 2013-04-25 Qualcomm Incorporated Determining boundary strength values for deblocking filtering for video coding

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
Gao W. and Ma S., An Overview of AVS2 Standard. In: Advanced Video Coding Systems. Springer, 2014. *
Raja G. and Mirza M.J. In-loop deblocking filter for H.264/AVC video Proc ISCCSP, 2006. *

Also Published As

Publication number Publication date
TW201947932A (zh) 2019-12-16
WO2019219878A1 (fr) 2019-11-21
GB201808067D0 (en) 2018-07-04

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)