CN115379223B - 影像编码/解码方法及装置 - Google Patents

影像编码/解码方法及装置

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Publication number
CN115379223B
CN115379223B CN202210973319.7A CN202210973319A CN115379223B CN 115379223 B CN115379223 B CN 115379223B CN 202210973319 A CN202210973319 A CN 202210973319A CN 115379223 B CN115379223 B CN 115379223B
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CN115379223A (zh
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文柱禧
河在玟
元栋载
任星元
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Industry Academy Cooperation Foundation of Sejong University
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Industry Academy Cooperation Foundation of Sejong University
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    • 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
    • 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
    • H04N19/129—Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
    • 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
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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
    • H04N19/167—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
    • H04N19/169—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
    • H04N19/10—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
    • H04N19/60—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
    • H04N19/70—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
    • H04N19/90—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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN202210973319.7A 2017-01-31 2018-01-31 影像编码/解码方法及装置 Active CN115379223B (zh)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
KR20170013637 2017-01-31
KR10-2017-0013637 2017-01-31
KR1020180007285A KR20180089290A (ko) 2017-01-31 2018-01-19 영상의 부호화/복호화 방법 및 장치
KR10-2018-0007285 2018-01-19
CN201880009395.8A CN110235445B (zh) 2017-01-31 2018-01-31 影像编码/解码方法及装置
PCT/KR2018/001341 WO2018143670A1 (ko) 2017-01-31 2018-01-31 영상의 부호화/복호화 방법 및 장치

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CN115379223B true CN115379223B (zh) 2026-04-24

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CN202210973259.9A Active CN115379222B (zh) 2017-01-31 2018-01-31 影像编码/解码方法及装置
CN202210973907.0A Pending CN115379224A (zh) 2017-01-31 2018-01-31 影像编码/解码方法及装置
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CN202210973907.0A Pending CN115379224A (zh) 2017-01-31 2018-01-31 影像编码/解码方法及装置
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US (4) US11425426B2 (https=)
EP (2) EP4270956A3 (https=)
JP (3) JP2020505870A (https=)
KR (2) KR20180089290A (https=)
CN (5) CN115379223B (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102636388B1 (ko) * 2018-03-29 2024-02-15 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 변환 계수 블록 코딩
EP4340356A3 (en) * 2018-09-21 2024-05-29 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Image signal encoding/decoding method and apparatus therefor

Family Cites Families (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5351085A (en) * 1993-06-16 1994-09-27 Intel Corporation Method and system for generating compressed image signals
EP2222084A2 (en) * 2001-11-16 2010-08-25 NTT DoCoMo, Inc. Image coding and decoding method
US7596279B2 (en) * 2002-04-26 2009-09-29 Ntt Docomo, Inc. Image encoding device, image decoding device, image encoding method, image decoding method, image encoding program, and image decoding program
US7379608B2 (en) * 2003-12-04 2008-05-27 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung, E.V. Arithmetic coding for transforming video and picture data units
KR101356733B1 (ko) 2007-03-07 2014-02-05 삼성전자주식회사 컨텍스트 기반 적응적 이진 산술 부호화, 복호화 방법 및장치
US8144784B2 (en) * 2007-07-09 2012-03-27 Cisco Technology, Inc. Position coding for context-based adaptive variable length coding
KR101375668B1 (ko) * 2008-03-17 2014-03-18 삼성전자주식회사 변환 계수의 부호화, 복호화 방법 및 장치
EP2182732A1 (en) 2008-10-28 2010-05-05 Panasonic Corporation Switching between scans in image coding
CN104661033B (zh) * 2009-12-10 2018-02-06 Sk电信有限公司 使用树形结构的解码装置
KR102699111B1 (ko) 2010-04-13 2024-08-27 지이 비디오 컴프레션, 엘엘씨 이미지들의 멀티-트리 서브-디비젼을 이용한 비디오 코딩
KR101739808B1 (ko) 2010-04-13 2017-05-25 지이 비디오 컴프레션, 엘엘씨 유효성 맵 및 변환 계수 블록의 코딩
KR101955142B1 (ko) * 2011-01-14 2019-03-06 지이 비디오 컴프레션, 엘엘씨 엔트로피 인코딩 및 디코딩 방식
US20120207400A1 (en) 2011-02-10 2012-08-16 Hisao Sasai Image coding method, image coding apparatus, image decoding method, image decoding apparatus, and image coding and decoding apparatus
US9106913B2 (en) 2011-03-08 2015-08-11 Qualcomm Incorporated Coding of transform coefficients for video coding
CN102186087B (zh) * 2011-06-24 2013-06-12 哈尔滨工业大学 用于二进制算术编码可并行的非零系数上下文建模方法
US20130003858A1 (en) * 2011-06-30 2013-01-03 Vivienne Sze Simplified Context Selection For Entropy Coding of Transform Coefficient Syntax Elements
EP2765005B1 (en) 2011-10-07 2017-12-06 Fujitsu Component Limited Printer device
MY167316A (en) 2011-11-04 2018-08-16 Sharp Kk Arithmetic decoding device, image decoding device, arithmetic coding device, image coding device, and arithmetic decoding method
US10390046B2 (en) * 2011-11-07 2019-08-20 Qualcomm Incorporated Coding significant coefficient information in transform skip mode
US20130188698A1 (en) * 2012-01-19 2013-07-25 Qualcomm Incorporated Coefficient level coding
JP2013168913A (ja) * 2012-01-19 2013-08-29 Mitsubishi Electric Corp 動画像符号化装置、動画像復号装置、動画像符号化方法及び動画像復号方法
JP2015080004A (ja) * 2012-01-30 2015-04-23 三菱電機株式会社 カラー動画像符号化装置、カラー動画像復号装置、カラー動画像符号化方法及びカラー動画像復号方法
JP5884761B2 (ja) * 2012-03-26 2016-03-15 株式会社Ｊｖｃケンウッド 画像符号化装置、画像符号化方法、画像符号化プログラム、送信装置、送信方法、及び送信プログラム
KR20130116754A (ko) * 2012-04-16 2013-10-24 주식회사 팬택 엔트로피 부복호화 방법 및 이러한 방법을 사용하는 장치
AU2013268588B2 (en) * 2012-06-01 2017-03-02 Sharp Kabushiki Kaisha Arithmetic decoding device, image decoding device, arithmetic encoding device, and image encoding device
CN104380737B (zh) * 2012-06-22 2018-10-26 夏普株式会社 算术解码装置
CA2807908A1 (en) 2012-06-30 2013-12-30 Research In Motion Limited Position-based context selection for greater-than-one flag decoding and encoding
MY181285A (en) 2012-07-02 2020-12-21 Samsung Electronics Co Ltd Method and apparatus for entropy coding video and method and apparatus for entropy decoding video
US9538175B2 (en) * 2012-09-26 2017-01-03 Qualcomm Incorporated Context derivation for context-adaptive, multi-level significance coding
GB2518823A (en) * 2013-09-25 2015-04-08 Sony Corp Data encoding and decoding
US9392288B2 (en) * 2013-10-17 2016-07-12 Google Inc. Video coding using scatter-based scan tables
US9179151B2 (en) * 2013-10-18 2015-11-03 Google Inc. Spatial proximity context entropy coding

Also Published As

Publication number Publication date
CN115379226A (zh) 2022-11-22
EP3579557A1 (en) 2019-12-11
EP4270956A3 (en) 2023-11-29
KR20180089290A (ko) 2018-08-08
JP2022106982A (ja) 2022-07-20
US11425426B2 (en) 2022-08-23
JP2024125421A (ja) 2024-09-18
CN115379222B (zh) 2026-04-24
CN115379224A (zh) 2022-11-22
CN110235445A (zh) 2019-09-13
EP4270956A2 (en) 2023-11-01
US20250175653A1 (en) 2025-05-29
US12238345B2 (en) 2025-02-25
US20240314365A1 (en) 2024-09-19
KR20230118538A (ko) 2023-08-11
CN115379225A (zh) 2022-11-22
CN110235445B (zh) 2022-09-02
US11882315B2 (en) 2024-01-23
US20220400294A1 (en) 2022-12-15
JP2020505870A (ja) 2020-02-20
EP3579557A4 (en) 2020-08-05
US20200045345A1 (en) 2020-02-06
CN115379222A (zh) 2022-11-22
CN115379223A (zh) 2022-11-22

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