JPWO2021117747A1 - - Google Patents

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Publication number
JPWO2021117747A1
JPWO2021117747A1 JP2021563989A JP2021563989A JPWO2021117747A1 JP WO2021117747 A1 JPWO2021117747 A1 JP WO2021117747A1 JP 2021563989 A JP2021563989 A JP 2021563989A JP 2021563989 A JP2021563989 A JP 2021563989A JP WO2021117747 A1 JPWO2021117747 A1 JP WO2021117747A1
Authority
JP
Japan
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.)
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Application number
JP2021563989A
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Japanese (ja)
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JPWO2021117747A5 (https=
JP7625537B2 (ja
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Publication of JPWO2021117747A1 publication Critical patent/JPWO2021117747A1/ja
Publication of JPWO2021117747A5 publication Critical patent/JPWO2021117747A5/ja
Priority to JP2025009177A priority Critical patent/JP7776678B2/ja
Application granted granted Critical
Publication of JP7625537B2 publication Critical patent/JP7625537B2/ja
Priority to JP2025194154A priority patent/JP2026015486A/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H04N19/70—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
    • H04N19/10—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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/16—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter for a given display mode, e.g. for interlaced or progressive display mode
    • 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
    • H04N19/184—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 bits, e.g. of the compressed video stream
    • 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)
JP2021563989A 2019-12-12 2020-12-08 符号化装置、復号装置、符号化方法、および復号方法 Active JP7625537B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2025009177A JP7776678B2 (ja) 2019-12-12 2025-01-22 符号化装置、復号装置、符号化方法、および復号方法
JP2025194154A JP2026015486A (ja) 2019-12-12 2025-11-13 符号化装置、復号装置、送信装置、符号化方法、復号方法、および送信方法

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201962947283P 2019-12-12 2019-12-12
US62/947,283 2019-12-12
PCT/JP2020/045744 WO2021117747A1 (ja) 2019-12-12 2020-12-08 符号化装置、復号装置、符号化方法、および復号方法

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2025009177A Division JP7776678B2 (ja) 2019-12-12 2025-01-22 符号化装置、復号装置、符号化方法、および復号方法

Publications (3)

Publication Number Publication Date
JPWO2021117747A1 true JPWO2021117747A1 (https=) 2021-06-17
JPWO2021117747A5 JPWO2021117747A5 (https=) 2022-08-09
JP7625537B2 JP7625537B2 (ja) 2025-02-03

Family

ID=76328891

Family Applications (3)

Application Number Title Priority Date Filing Date
JP2021563989A Active JP7625537B2 (ja) 2019-12-12 2020-12-08 符号化装置、復号装置、符号化方法、および復号方法
JP2025009177A Active JP7776678B2 (ja) 2019-12-12 2025-01-22 符号化装置、復号装置、符号化方法、および復号方法
JP2025194154A Pending JP2026015486A (ja) 2019-12-12 2025-11-13 符号化装置、復号装置、送信装置、符号化方法、復号方法、および送信方法

Family Applications After (2)

Application Number Title Priority Date Filing Date
JP2025009177A Active JP7776678B2 (ja) 2019-12-12 2025-01-22 符号化装置、復号装置、符号化方法、および復号方法
JP2025194154A Pending JP2026015486A (ja) 2019-12-12 2025-11-13 符号化装置、復号装置、送信装置、符号化方法、復号方法、および送信方法

Country Status (8)

Country Link
US (2) US12088849B2 (https=)
EP (1) EP4075807A4 (https=)
JP (3) JP7625537B2 (https=)
KR (1) KR20220106771A (https=)
CN (6) CN120769069A (https=)
BR (1) BR112022010256A2 (https=)
MX (2) MX2022006249A (https=)
WO (1) WO2021117747A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20210314567A1 (en) * 2020-04-04 2021-10-07 Qualcomm Incorporated Block partitioning for image and video coding
US12015785B2 (en) * 2020-12-04 2024-06-18 Ofinno, Llc No reference image quality assessment based decoder side inter prediction
CA3142044A1 (en) * 2020-12-14 2022-06-14 Comcast Cable Communications, Llc Methods and systems for improved content encoding
US20240129458A1 (en) * 2022-10-13 2024-04-18 Qualcomm Incorporated Techniques for subsampling for cross component prediction in video coding

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014078924A (ja) * 2012-09-21 2014-05-01 Toshiba Corp 復号装置、及び符号化装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150264404A1 (en) * 2014-03-17 2015-09-17 Nokia Technologies Oy Method and apparatus for video coding and decoding
WO2016131408A1 (en) * 2015-02-16 2016-08-25 Mediatek Inc. Method and apparatus for palette predictor initialization for palette coding in video and image compression
WO2018173498A1 (en) * 2017-03-20 2018-09-27 Sharp Kabushiki Kaisha Systems and methods for signaling scalable video in a media application format

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014078924A (ja) * 2012-09-21 2014-05-01 Toshiba Corp 復号装置、及び符号化装置

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
BOYCE, JILL ET AL.: "Video usability information and supplemental enhancement information for coded video bitstreams (Dra", JOINT VIDEO EXPERTS TEAM (JVET) OF ITU-T SG 16 WP 3 AND ISO/IEC JTC 1/SC 29/WG 11 16TH MEETING: GENE, vol. JVET-P2007 (version 3), JPN6021005618, 15 November 2019 (2019-11-15), pages 15 - 20, ISSN: 0005395335 *
BOYCE, JILL ET AL.: "Video usability information and supplemental enhancement information for coded video bitstreams (Dra", JOINT VIDEO EXPERTS TEAM (JVET) OF ITU-T SG 16 WP 3 AND ISO/IEC JTC 1/SC 29/WG 11 17TH MEETING: BRUS, vol. JVET-Q2007 (version 1), JPN6021005623, 19 January 2020 (2020-01-19), pages 15 - 19, ISSN: 0005395336 *
DRUGEON, VIRGINIE: "AHG9: On Video Usability Information", JOINT VIDEO EXPERTS TEAM (JVET) OF ITU-T SG 16 WP 3 AND ISO/IEC JTC 1/SC 29/WG 11 17TH MEETING: BRUS, vol. JVET-Q0042 (version 2), JPN6021005620, 15 January 2020 (2020-01-15), pages 1 - 4, ISSN: 0005395337 *

Also Published As

Publication number Publication date
BR112022010256A2 (pt) 2022-09-06
CN120769067A (zh) 2025-10-10
US20240397110A1 (en) 2024-11-28
WO2021117747A1 (ja) 2021-06-17
MX2025009384A (es) 2025-09-02
KR20220106771A (ko) 2022-07-29
EP4075807A4 (en) 2023-01-11
US12088849B2 (en) 2024-09-10
JP7776678B2 (ja) 2025-11-26
JP2025061593A (ja) 2025-04-10
US12581124B2 (en) 2026-03-17
EP4075807A1 (en) 2022-10-19
JP2026015486A (ja) 2026-01-29
CN114762347A (zh) 2022-07-15
JP7625537B2 (ja) 2025-02-03
US20220321920A1 (en) 2022-10-06
CN120769066A (zh) 2025-10-10
MX2022006249A (es) 2022-06-22
CN120769065A (zh) 2025-10-10
CN114762347B (zh) 2025-08-19
CN120769068A (zh) 2025-10-10
CN120769069A (zh) 2025-10-10

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