JPWO2021132404A1 - - Google Patents

Info

Publication number
JPWO2021132404A1
JPWO2021132404A1 JP2021567581A JP2021567581A JPWO2021132404A1 JP WO2021132404 A1 JPWO2021132404 A1 JP WO2021132404A1 JP 2021567581 A JP2021567581 A JP 2021567581A JP 2021567581 A JP2021567581 A JP 2021567581A JP WO2021132404 A1 JPWO2021132404 A1 JP WO2021132404A1
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.)
Granted
Application number
JP2021567581A
Other languages
Japanese (ja)
Other versions
JP7621975B2 (ja
JPWO2021132404A5 (https=
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 filed Critical
Publication of JPWO2021132404A1 publication Critical patent/JPWO2021132404A1/ja
Publication of JPWO2021132404A5 publication Critical patent/JPWO2021132404A5/ja
Application granted granted Critical
Publication of JP7621975B2 publication Critical patent/JP7621975B2/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
    • H04N19/60—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
    • H04N19/10—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
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process

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)
JP2021567581A 2019-12-26 2020-12-23 符号化装置、復号装置、及びプログラム Active JP7621975B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019235621 2019-12-26
JP2019235621 2019-12-26
PCT/JP2020/048304 WO2021132404A1 (ja) 2019-12-26 2020-12-23 符号化装置、復号装置、及びプログラム

Publications (3)

Publication Number Publication Date
JPWO2021132404A1 true JPWO2021132404A1 (https=) 2021-07-01
JPWO2021132404A5 JPWO2021132404A5 (https=) 2022-08-25
JP7621975B2 JP7621975B2 (ja) 2025-01-27

Family

ID=76574305

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021567581A Active JP7621975B2 (ja) 2019-12-26 2020-12-23 符号化装置、復号装置、及びプログラム

Country Status (4)

Country Link
US (1) US12081799B2 (https=)
JP (1) JP7621975B2 (https=)
CN (1) CN114982232B (https=)
WO (1) WO2021132404A1 (https=)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018123644A1 (ja) * 2016-12-28 2018-07-05 ソニー株式会社 画像処理装置および方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4617644B2 (ja) * 2003-07-18 2011-01-26 ソニー株式会社 符号化装置及び方法
KR101791078B1 (ko) * 2010-04-16 2017-10-30 에스케이텔레콤 주식회사 영상 부호화/복호화 장치 및 방법
CN105791835A (zh) * 2011-06-23 2016-07-20 Jvc建伍株式会社 图像编码装置和图像编码方法
WO2014163200A1 (ja) * 2013-04-05 2014-10-09 三菱電機株式会社 カラー画像符号化装置、カラー画像復号装置、カラー画像符号化方法及びカラー画像復号方法
WO2017135759A1 (ko) * 2016-02-04 2017-08-10 삼성전자 주식회사 크로마 다중 변환에 의한 비디오 복호화 방법 및 장치, 크로마 다중 변환에 의한 비디오 부호화 방법 및 장치
KR20180001485A (ko) * 2016-06-24 2018-01-04 한국전자통신연구원 변환 기반의 영상 부호화/복호화 방법 및 장치
US10893286B2 (en) * 2018-10-09 2021-01-12 Tencent America LLC Methods and apparatus for low-complexity MTS

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018123644A1 (ja) * 2016-12-28 2018-07-05 ソニー株式会社 画像処理装置および方法

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
LING LI ET AL.: "Non-CE6: Maximum TU size for chroma format 4:2:2 and 4:4:4", JOINT VIDEO EXPERTS TEAM (JVET) OF ITU-T SG 16 WP 3 AND ISO/IEC JTC 1/SC 29/WG 11, vol. JVET-O0357-v3, JPN6021008684, July 2019 (2019-07-01), pages 1 - 4, ISSN: 0005416404 *
TAKESHI TSUKUBA ET AL.: "On Adaptive Multiple Core Transform for Chroma", JOINT VIDEO EXPLORATION TEAM (JVET) OF ITU-T SG 16 WP 3 AND ISO/IEC JTC 1/SC 29/WG 11, vol. JVET-E0036, JPN6021008686, January 2017 (2017-01-01), pages 1 - 4, ISSN: 0005416405 *
TAKESHI TSUKUBA, MASARU IKEDA AND TERUHIKO SUZUKI: "CE6: Chroma AMT (CE6.1.7.1)", JOINT VIDEO EXPERTS TEAM (JVET) OF ITU-T SG 16 WP 3 AND ISO/IEC JTC 1/SC 29/WG 11, vol. JVET-K00121-v1, JPN6021008687, July 2018 (2018-07-01), pages 1 - 9, ISSN: 0005416406 *

Also Published As

Publication number Publication date
CN114982232B (zh) 2025-09-16
JP7621975B2 (ja) 2025-01-27
CN114982232A (zh) 2022-08-30
WO2021132404A1 (ja) 2021-07-01
US20220329863A1 (en) 2022-10-13
US12081799B2 (en) 2024-09-03

Similar Documents

Publication Publication Date Title
BR112019017762A2 (https=)
BR112021017339A2 (https=)
BR112021018450A2 (https=)
BR112021017637A2 (https=)
BR112021017892A2 (https=)
BR112021017782A2 (https=)
BR112021016821A2 (https=)
BR112021017939A2 (https=)
BR112021017738A2 (https=)
BR112021016996A2 (https=)
BR112021008711A2 (https=)
BR112019016141A2 (https=)
BR112021017728A2 (https=)
AU2020104490A5 (https=)
BR112021013944A2 (https=)
BR112021018452A2 (https=)
BR112021017703A2 (https=)
BR112021018102A2 (https=)
BR112019016142A2 (https=)
BR112019016138A2 (https=)
BR112021017732A2 (https=)
BR112021017234A2 (https=)
BR112021017355A2 (https=)
BR112021018168A2 (https=)
BR112021018093A2 (https=)

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20220623

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20231121

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20240917

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20241118

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20241217

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20250115

R150 Certificate of patent or registration of utility model

Ref document number: 7621975

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150