GB201717686D0 - Image data encoding and decoding - Google Patents

Image data encoding and decoding

Info

Publication number
GB201717686D0
GB201717686D0 GBGB1717686.8A GB201717686A GB201717686D0 GB 201717686 D0 GB201717686 D0 GB 201717686D0 GB 201717686 A GB201717686 A GB 201717686A GB 201717686 D0 GB201717686 D0 GB 201717686D0
Authority
GB
United Kingdom
Prior art keywords
decoding
image data
data encoding
encoding
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Withdrawn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
GBGB1717686.8A
Other versions
GB2567863A (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 GB1717686.8A priority Critical patent/GB2567863A/en
Publication of GB201717686D0 publication Critical patent/GB201717686D0/en
Priority to PCT/GB2018/053080 priority patent/WO2019081930A1/en
Publication of GB2567863A publication Critical patent/GB2567863A/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Withdrawn legal-status Critical Current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
    • H04N19/102—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
    • H04N19/134—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
    • H04N19/167—Position within a video image, e.g. region of interest [ROI]
    • 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
    • H04N19/134—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
    • H04N19/50—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
GB1717686.8A 2017-10-27 2017-10-27 Image data encoding and decoding Withdrawn GB2567863A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB1717686.8A GB2567863A (en) 2017-10-27 2017-10-27 Image data encoding and decoding
PCT/GB2018/053080 WO2019081930A1 (en) 2017-10-27 2018-10-24 Image data encoding and decoding

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1717686.8A GB2567863A (en) 2017-10-27 2017-10-27 Image data encoding and decoding

Publications (2)

Publication Number Publication Date
GB201717686D0 true GB201717686D0 (en) 2017-12-13
GB2567863A GB2567863A (en) 2019-05-01

Family

ID=60580146

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1717686.8A Withdrawn GB2567863A (en) 2017-10-27 2017-10-27 Image data encoding and decoding

Country Status (2)

Country Link
GB (1) GB2567863A (en)
WO (1) WO2019081930A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109862371A (en) * 2019-03-12 2019-06-07 北京大学深圳研究生院 A kind of decoding method based on intra prediction, device and filter

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101379255B1 (en) * 2007-04-06 2014-03-28 삼성전자주식회사 Method and apparatus for encoding and decoding based on intra prediction using differential equation
WO2011136896A1 (en) * 2010-04-27 2011-11-03 Sony Corporation Boundary adaptive intra prediction for improving subjective video quality
KR102030136B1 (en) * 2010-12-08 2019-10-08 엘지전자 주식회사 Intra prediction method and encoding apparatus and decoding apparatus using same
CN107071411B (en) * 2011-04-25 2020-08-28 Lg电子株式会社 Intra-frame prediction method executed by decoding device and encoding device
US10200719B2 (en) * 2015-11-25 2019-02-05 Qualcomm Incorporated Modification of transform coefficients for non-square transform units in video coding
EP3396951A4 (en) * 2016-02-16 2019-04-17 Samsung Electronics Co., Ltd. Video decoding method and device for same and video encoding method and device for same

Also Published As

Publication number Publication date
WO2019081930A1 (en) 2019-05-02
GB2567863A (en) 2019-05-01

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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)