GB201809236D0 - Video coding and decoding - Google Patents

Video coding and decoding

Info

Publication number
GB201809236D0
GB201809236D0 GBGB1809236.1A GB201809236A GB201809236D0 GB 201809236 D0 GB201809236 D0 GB 201809236D0 GB 201809236 A GB201809236 A GB 201809236A GB 201809236 D0 GB201809236 D0 GB 201809236D0
Authority
GB
United Kingdom
Prior art keywords
decoding
video coding
coding
video
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Withdrawn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
GBGB1809236.1A
Other versions
GB2574425A (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.)
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 GB1809236.1A priority Critical patent/GB2574425A/en
Publication of GB201809236D0 publication Critical patent/GB201809236D0/en
Priority to TW108118389A priority patent/TW202005370A/en
Priority to PCT/EP2019/064458 priority patent/WO2019234001A1/en
Publication of GB2574425A publication Critical patent/GB2574425A/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Withdrawn legal-status Critical Current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
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/10—Processing, recording or transmission of stereoscopic or multi-view image signals
    • H04N13/106—Processing image signals
    • H04N13/161—Encoding, multiplexing or demultiplexing different image signal components
    • 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
    • H04N19/169—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
    • H04N19/174—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 slice, e.g. a line of blocks or a group of 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
    • H04N19/169—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
    • H04N19/182—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 pixel
    • 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
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • H04N19/198—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters including smoothing of a sequence of encoding parameters, e.g. by averaging, by choice of the maximum, minimum or median value
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
    • 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
GB1809236.1A 2018-06-05 2018-06-05 Video coding and decoding Withdrawn GB2574425A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB1809236.1A GB2574425A (en) 2018-06-05 2018-06-05 Video coding and decoding
TW108118389A TW202005370A (en) 2018-06-05 2019-05-28 Video coding and decoding
PCT/EP2019/064458 WO2019234001A1 (en) 2018-06-05 2019-06-04 Video coding and decoding

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1809236.1A GB2574425A (en) 2018-06-05 2018-06-05 Video coding and decoding

Publications (2)

Publication Number Publication Date
GB201809236D0 true GB201809236D0 (en) 2018-07-25
GB2574425A GB2574425A (en) 2019-12-11

Family

ID=62975664

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1809236.1A Withdrawn GB2574425A (en) 2018-06-05 2018-06-05 Video coding and decoding

Country Status (3)

Country Link
GB (1) GB2574425A (en)
TW (1) TW202005370A (en)
WO (1) WO2019234001A1 (en)

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9344743B2 (en) 2011-08-24 2016-05-17 Texas Instruments Incorporated Flexible region based sample adaptive offset (SAO) and adaptive loop filter (ALF)
EP2858355A4 (en) * 2012-05-25 2016-11-16 Sun Patent Trust Image encoding method, image decoding method, image encoding device, image decoding device, and image encoding/decoding device
KR101638720B1 (en) * 2012-05-29 2016-07-20 미디어텍 인크. Method and apparatus for coding of sample adaptive offset information
TWI595776B (en) * 2012-06-27 2017-08-11 Sony Corp Image processing device and method
US9769450B2 (en) 2012-07-04 2017-09-19 Intel Corporation Inter-view filter parameters re-use for three dimensional video coding
AU2013290950B2 (en) * 2012-07-16 2016-10-20 Samsung Electronics Co., Ltd. Video encoding method and video encoding apparatus and video decoding method and video decoding apparatus for signaling SAO parameter
GB2509707B (en) * 2013-01-04 2016-03-16 Canon Kk A method, device, computer program, and information storage means for encoding or decoding a video sequence
GB2509563A (en) 2013-01-04 2014-07-09 Canon Kk Encoding or decoding a scalable video sequence using inferred SAO parameters
WO2015184309A1 (en) * 2014-05-29 2015-12-03 Apple Inc. Efficient sao signaling
KR102276854B1 (en) * 2014-07-31 2021-07-13 삼성전자주식회사 Method and apparatus for video encoding for using in-loof filter parameter prediction, method and apparatus for video decoding for using in-loof filter parameter prediction
WO2018054286A1 (en) * 2016-09-20 2018-03-29 Mediatek Inc. Methods and apparatuses of sample adaptive offset processing for video coding
US10623737B2 (en) * 2016-10-04 2020-04-14 Qualcomm Incorporated Peak sample adaptive offset
WO2018068263A1 (en) * 2016-10-13 2018-04-19 富士通株式会社 Image coding method and device, and image processing apparatus

Also Published As

Publication number Publication date
TW202005370A (en) 2020-01-16
WO2019234001A1 (en) 2019-12-12
GB2574425A (en) 2019-12-11

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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)