EP2918078A4 - Method, apparatus and system for encoding and decoding the transform units of a coding unit - Google Patents

Method, apparatus and system for encoding and decoding the transform units of a coding unit

Info

Publication number
EP2918078A4
EP2918078A4 EP13853085.2A EP13853085A EP2918078A4 EP 2918078 A4 EP2918078 A4 EP 2918078A4 EP 13853085 A EP13853085 A EP 13853085A EP 2918078 A4 EP2918078 A4 EP 2918078A4
Authority
EP
European Patent Office
Prior art keywords
decoding
encoding
coding unit
transform units
transform
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Withdrawn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
EP13853085.2A
Other languages
German (de)
French (fr)
Other versions
EP2918078A1 (en
Inventor
Christopher James Rosewarne
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
Priority claimed from AU2012247040A external-priority patent/AU2012247040A1/en
Application filed by Canon Inc filed Critical Canon Inc
Publication of EP2918078A1 publication Critical patent/EP2918078A1/en
Publication of EP2918078A4 publication Critical patent/EP2918078A4/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Withdrawn legal-status Critical Current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
    • H04N19/10—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
    • 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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • H04N19/169—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
    • 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
    • H04N19/90—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)
EP13853085.2A 2012-11-08 2013-09-27 Method, apparatus and system for encoding and decoding the transform units of a coding unit Withdrawn EP2918078A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AU2012247040A AU2012247040A1 (en) 2012-09-28 2012-11-08 Method, apparatus and system for encoding and decoding the transform units of a coding unit
PCT/AU2013/001117 WO2014071439A1 (en) 2012-11-08 2013-09-27 Method, apparatus and system for encoding and decoding the transform units of a coding unit

Publications (2)

Publication Number Publication Date
EP2918078A1 EP2918078A1 (en) 2015-09-16
EP2918078A4 true EP2918078A4 (en) 2016-10-19

Family

ID=50685344

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13853085.2A Withdrawn EP2918078A4 (en) 2012-11-08 2013-09-27 Method, apparatus and system for encoding and decoding the transform units of a coding unit

Country Status (7)

Country Link
EP (1) EP2918078A4 (en)
JP (1) JP6270861B2 (en)
KR (1) KR20150048804A (en)
CN (1) CN104782125B (en)
AU (2) AU2013344305A1 (en)
RU (1) RU2641223C2 (en)
WO (1) WO2014071439A1 (en)

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WO2020184913A1 (en) * 2019-03-08 2020-09-17 엘지전자 주식회사 Method and apparatus for processing video signal
CN118433425A (en) 2019-03-12 2024-08-02 腾讯美国有限责任公司 Method and apparatus for encoding or decoding video
CN114727105B (en) 2019-03-22 2023-03-24 华为技术有限公司 Transform unit partitioning method for video coding
KR20210139272A (en) * 2019-03-23 2021-11-22 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 Restrictions on Adaptive Loop Filtering Parameter Sets
WO2020216177A1 (en) * 2019-04-20 2020-10-29 Beijing Bytedance Network Technology Co., Ltd. Signaling of chroma and luma syntax elements in video coding
CN114026865A (en) * 2019-06-21 2022-02-08 北京字节跳动网络技术有限公司 Coding and decoding tool for chrominance component
WO2020256510A1 (en) 2019-06-21 2020-12-24 현대자동차주식회사 Method and device for controlling coding tools
CN118450150A (en) * 2019-06-21 2024-08-06 现代自动车株式会社 Method for controlling coding tool
EP3973707A4 (en) * 2019-06-22 2022-08-31 Beijing Bytedance Network Technology Co., Ltd. Syntax element for chroma residual scaling
WO2021023261A1 (en) 2019-08-06 2021-02-11 Beijing Bytedance Network Technology Co., Ltd. Size restriction based on color format
JP7381722B2 (en) * 2019-09-02 2023-11-15 北京字節跳動網絡技術有限公司 Coding mode determination based on color format
CN118714309A (en) * 2019-09-19 2024-09-27 数码士有限公司 Video signal processing method and apparatus using scaling processing
CN118055248A (en) 2019-09-21 2024-05-17 北京字节跳动网络技术有限公司 Method, apparatus and computer readable recording medium for processing video data
CN114731440A (en) * 2019-09-23 2022-07-08 阿里巴巴集团控股有限公司 Lossless encoding of video data
KR20210042841A (en) * 2019-10-10 2021-04-20 한국전자통신연구원 Method and apparatus for encoding/decoding image, recording medium for stroing bitstream
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CN116156167A (en) * 2022-03-04 2023-05-23 杭州海康威视数字技术股份有限公司 Residual error skip coding and decoding method and device

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Also Published As

Publication number Publication date
JP2015537448A (en) 2015-12-24
KR20150048804A (en) 2015-05-07
AU2013344305A1 (en) 2015-03-26
EP2918078A1 (en) 2015-09-16
WO2014071439A1 (en) 2014-05-15
AU2017201209A1 (en) 2017-03-16
CN104782125B (en) 2019-03-15
AU2017201209B2 (en) 2019-01-31
CN104782125A (en) 2015-07-15
RU2015117258A (en) 2016-12-27
RU2641223C2 (en) 2018-01-16
JP6270861B2 (en) 2018-01-31

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