GB201221040D0 - Data encoding and decoding - Google Patents

Data encoding and decoding

Info

Publication number
GB201221040D0
GB201221040D0 GB201221040A GB201221040A GB201221040D0 GB 201221040 D0 GB201221040 D0 GB 201221040D0 GB 201221040 A GB201221040 A GB 201221040A GB 201221040 A GB201221040 A GB 201221040A GB 201221040 D0 GB201221040 D0 GB 201221040D0
Authority
GB
United Kingdom
Prior art keywords
decoding
data encoding
encoding
data
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Withdrawn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
GB201221040A
Other versions
GB2508339A (en
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Priority to GB201221040A priority Critical patent/GB2508339A/en
Publication of GB201221040D0 publication Critical patent/GB201221040D0/en
Publication of GB2508339A publication Critical patent/GB2508339A/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Withdrawn legal-status Critical Current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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
    • 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
    • H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • 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
    • H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
    • 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
    • H04N19/10—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
    • H04N19/50—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
    • H04N19/90—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
    • 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
GB201221040A 2012-11-22 2012-11-22 Manipulation of transform coefficient blocks in high-efficiency video coding (HEVC) Withdrawn GB2508339A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB201221040A GB2508339A (en) 2012-11-22 2012-11-22 Manipulation of transform coefficient blocks in high-efficiency video coding (HEVC)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB201221040A GB2508339A (en) 2012-11-22 2012-11-22 Manipulation of transform coefficient blocks in high-efficiency video coding (HEVC)

Publications (2)

Publication Number Publication Date
GB201221040D0 true GB201221040D0 (en) 2013-01-09
GB2508339A GB2508339A (en) 2014-06-04

Family

ID=47560507

Family Applications (1)

Application Number Title Priority Date Filing Date
GB201221040A Withdrawn GB2508339A (en) 2012-11-22 2012-11-22 Manipulation of transform coefficient blocks in high-efficiency video coding (HEVC)

Country Status (1)

Country Link
GB (1) GB2508339A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108702508A (en) * 2016-02-12 2018-10-23 汤姆逊许可公司 Include the method and apparatus of the coding unit of picture data for intraframe predictive coding/decoding, the intraframe predictive coding depends on pre- assize and transforming tree
CN109348232A (en) * 2013-03-29 2019-02-15 Jvc 建伍株式会社 Picture decoding apparatus and picture decoding method

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2562414C1 (en) * 2014-09-24 2015-09-10 Закрытое акционерное общество "Элекард наноДевайсез" Method for fast selection of spatial prediction mode in hevc coding system
US10218975B2 (en) * 2015-09-29 2019-02-26 Qualcomm Incorporated Transform precision manipulation in video coding
CN117579817A (en) * 2018-12-07 2024-02-20 夏普株式会社 Moving image decoding device and moving image encoding device
US20230379460A1 (en) * 2020-09-29 2023-11-23 Telefonaktiebolaget Lm Ericsson (Publ) Filter strength control for adaptive loop filtering

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9215470B2 (en) * 2010-07-09 2015-12-15 Qualcomm Incorporated Signaling selected directional transform for video coding

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109348232A (en) * 2013-03-29 2019-02-15 Jvc 建伍株式会社 Picture decoding apparatus and picture decoding method
CN109348232B (en) * 2013-03-29 2023-04-11 Jvc 建伍株式会社 Image decoding device and image decoding method
CN108702508A (en) * 2016-02-12 2018-10-23 汤姆逊许可公司 Include the method and apparatus of the coding unit of picture data for intraframe predictive coding/decoding, the intraframe predictive coding depends on pre- assize and transforming tree

Also Published As

Publication number Publication date
GB2508339A (en) 2014-06-04

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Legal Events

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