CN118018731A - 编码装置、解码装置和计算机可读存储介质 - Google Patents

编码装置、解码装置和计算机可读存储介质 Download PDF

Info

Publication number
CN118018731A
CN118018731A CN202410271712.0A CN202410271712A CN118018731A CN 118018731 A CN118018731 A CN 118018731A CN 202410271712 A CN202410271712 A CN 202410271712A CN 118018731 A CN118018731 A CN 118018731A
Authority
CN
China
Prior art keywords
block
blocks
transform
unit
filter
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.)
Pending
Application number
CN202410271712.0A
Other languages
English (en)
Chinese (zh)
Inventor
岩村俊辅
市谷敦郎
根本慎平
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.)
Japan Broadcasting Corp
Original Assignee
Nippon Hoso Kyokai NHK
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 Nippon Hoso Kyokai NHK filed Critical Nippon Hoso Kyokai NHK
Publication of CN118018731A publication Critical patent/CN118018731A/zh
Pending 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
    • H04N19/85—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
    • 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
    • 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
    • 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
    • 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
    • H04N19/18—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 set of transform coefficients
    • 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
    • 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
    • H04N19/80—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
    • H04N19/90—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
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Vehicle Body Suspensions (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
CN202410271712.0A 2019-06-25 2020-06-23 编码装置、解码装置和计算机可读存储介质 Pending CN118018731A (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2019117924 2019-06-25
JP2019-117924 2019-06-25
PCT/JP2020/024676 WO2020262409A1 (ja) 2019-06-25 2020-06-23 符号化装置、復号装置、及びプログラム
CN202080046459.9A CN114051727B (zh) 2019-06-25 2020-06-23 编码装置、解码装置和计算机可读存储介质

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN202080046459.9A Division CN114051727B (zh) 2019-06-25 2020-06-23 编码装置、解码装置和计算机可读存储介质

Publications (1)

Publication Number Publication Date
CN118018731A true CN118018731A (zh) 2024-05-10

Family

ID=74060609

Family Applications (2)

Application Number Title Priority Date Filing Date
CN202410271712.0A Pending CN118018731A (zh) 2019-06-25 2020-06-23 编码装置、解码装置和计算机可读存储介质
CN202080046459.9A Active CN114051727B (zh) 2019-06-25 2020-06-23 编码装置、解码装置和计算机可读存储介质

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN202080046459.9A Active CN114051727B (zh) 2019-06-25 2020-06-23 编码装置、解码装置和计算机可读存储介质

Country Status (6)

Country Link
US (2) US11647233B2 (https=)
EP (1) EP3993415A4 (https=)
JP (2) JP7069421B2 (https=)
KR (2) KR102550503B1 (https=)
CN (2) CN118018731A (https=)
WO (1) WO2020262409A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017030199A1 (ja) * 2015-08-20 2017-02-23 日本放送協会 画像符号化装置、画像復号化装置、及びこれらのプログラム
KR101716270B1 (ko) * 2015-12-03 2017-03-14 한국과학기술원 전방 지면 상태 추정 장치 및 방법
KR102550503B1 (ko) * 2019-06-25 2023-06-30 닛폰 호소 교카이 부호화 장치, 복호 장치, 및 프로그램

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20110125153A (ko) * 2010-05-12 2011-11-18 에스케이 텔레콤주식회사 영상의 필터링 방법 및 장치와 그를 이용한 부호화/복호화를 위한 방법 및 장치
KR20140005296A (ko) * 2011-06-10 2014-01-14 미디어텍 인크. 스케일러블 비디오 코딩의 방법 및 장치
WO2012167711A1 (en) * 2011-06-10 2012-12-13 Mediatek Inc. Method and apparatus of scalable video coding
TWI627857B (zh) * 2012-06-29 2018-06-21 新力股份有限公司 Image processing device and method
AU2014202921B2 (en) * 2014-05-29 2017-02-02 Canon Kabushiki Kaisha Method, apparatus and system for de-blocking a block of video samples
KR102294016B1 (ko) * 2014-12-05 2021-08-25 성균관대학교산학협력단 변환생략을 참조하는 디블록킹 필터링을 이용한 영상의 부호화/복호화 방법 및 이를 이용하는 장치
TW201642655A (zh) * 2015-04-21 2016-12-01 Ｖｉｄ衡器股份有限公司 基於藝術意向之視訊編碼
US9967577B2 (en) * 2015-08-31 2018-05-08 Microsoft Technology Licensing, Llc Acceleration interface for video decoding
US10924735B2 (en) 2016-12-28 2021-02-16 Sony Corporation Image processing apparatus and image processing method
KR20190100980A (ko) 2017-12-27 2019-08-30 캐논 톡키 가부시키가이샤 정전척, 성막장치, 기판흡착방법, 성막방법, 및 전자 디바이스의 제조방법
US11902510B2 (en) * 2019-05-30 2024-02-13 Hfi Innovation Inc. Video processing methods and apparatuses for determining deblocking filter decision in video coding systems
KR102550503B1 (ko) * 2019-06-25 2023-06-30 닛폰 호소 교카이 부호화 장치, 복호 장치, 및 프로그램

Also Published As

Publication number Publication date
US20230239514A1 (en) 2023-07-27
WO2020262409A1 (ja) 2020-12-30
CN114051727B (zh) 2024-03-29
US11647233B2 (en) 2023-05-09
JP7069421B2 (ja) 2022-05-17
EP3993415A4 (en) 2023-05-31
CN114051727A (zh) 2022-02-15
KR102550503B1 (ko) 2023-06-30
KR20230098729A (ko) 2023-07-04
EP3993415A1 (en) 2022-05-04
JP2022093657A (ja) 2022-06-23
US20220116665A1 (en) 2022-04-14
KR102845645B1 (ko) 2025-08-12
KR20220024120A (ko) 2022-03-03
JPWO2020262409A1 (https=) 2020-12-30
JP7130890B2 (ja) 2022-09-05
US12137254B2 (en) 2024-11-05

Similar Documents

Publication Publication Date Title
WO2018061588A1 (ja) 画像符号化装置、画像符号化方法、及び画像符号化プログラム、並びに、画像復号装置、画像復号方法、及び画像復号プログラム
US12137254B2 (en) Encoding device, decoding device and program
US20250097419A1 (en) Encoding device, decoding device and program
JP7796810B2 (ja) 復号装置及び復号方法
JP7357721B2 (ja) デブロッキングフィルタ制御装置及びプログラム
JP7474772B2 (ja) 符号化装置、復号装置、及びプログラム
WO2021045059A1 (ja) 符号化装置、復号装置、及びプログラム

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination