KR102452744B1 - 큰 코딩 트리 유닛들을 위한 콘텍스트들 - Google Patents

큰 코딩 트리 유닛들을 위한 콘텍스트들 Download PDF

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KR102452744B1
KR102452744B1 KR1020177020569A KR20177020569A KR102452744B1 KR 102452744 B1 KR102452744 B1 KR 102452744B1 KR 1020177020569 A KR1020177020569 A KR 1020177020569A KR 20177020569 A KR20177020569 A KR 20177020569A KR 102452744 B1 KR102452744 B1 KR 102452744B1
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KR20170108011A (ko
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샹 리
리 장
지안레 천
마르타 카르체비츠
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퀄컴 인코포레이티드
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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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding 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
    • H04N19/102—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
    • H04N19/189—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
    • 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
    • H04N19/90—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
    • H04N19/96—Tree coding, e.g. quad-tree coding

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
KR1020177020569A 2015-01-27 2016-01-27 큰 코딩 트리 유닛들을 위한 콘텍스트들 Active KR102452744B1 (ko)

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US201562108465P 2015-01-27 2015-01-27
US62/108,465 2015-01-27
US15/007,060 2016-01-26
US15/007,060 US9936201B2 (en) 2015-01-27 2016-01-26 Contexts for large coding tree units
PCT/US2016/015034 WO2016123169A1 (en) 2015-01-27 2016-01-27 Contexts for large coding tree units

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KR102452744B1 true KR102452744B1 (ko) 2022-10-07

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US (2) US9936201B2 (enExample)
EP (1) EP3251354B1 (enExample)
JP (1) JP6462886B2 (enExample)
KR (1) KR102452744B1 (enExample)
CN (1) CN107211132B (enExample)
BR (1) BR112017016159B1 (enExample)
EA (1) EA034984B1 (enExample)
TN (1) TN2017000309A1 (enExample)
TW (1) TWI686080B (enExample)
WO (1) WO2016123169A1 (enExample)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9936201B2 (en) 2015-01-27 2018-04-03 Qualcomm Incorporated Contexts for large coding tree units
US20180091810A1 (en) * 2015-03-23 2018-03-29 Lg Electronics Inc. Method for processing video signal and device therefor
US9942548B2 (en) * 2016-02-16 2018-04-10 Google Llc Entropy coding transform partitioning information
US10880548B2 (en) * 2016-06-01 2020-12-29 Samsung Electronics Co., Ltd. Methods and apparatuses for encoding and decoding video according to coding order
KR20190052128A (ko) 2016-10-04 2019-05-15 김기백 영상 데이터 부호화/복호화 방법 및 장치
EP3306927A1 (en) * 2016-10-05 2018-04-11 Thomson Licensing Encoding and decoding methods and corresponding devices
KR102824981B1 (ko) 2016-11-01 2025-06-26 삼성전자주식회사 부호화 방법 및 그 장치, 복호화 방법 및 그 장치
KR102354628B1 (ko) * 2017-03-31 2022-01-25 한국전자통신연구원 부호화 트리 유닛 및 부호화 유닛의 처리를 수행하는 영상 처리 방법, 그를 이용한 영상 복호화, 부호화 방법 및 그 장치
JP6680260B2 (ja) 2017-04-28 2020-04-15 株式会社Ｊｖｃケンウッド 画像符号化装置、画像符号化方法及び画像符号化プログラム、並びに画像復号化装置、画像復号化方法及び画像復号化プログラム
CN110832857B (zh) * 2017-07-07 2022-04-15 三星电子株式会社 视频编码方法及装置、视频解码方法及装置
KR102484387B1 (ko) 2017-07-19 2023-01-03 삼성전자주식회사 부호화 방법 및 그 장치, 복호화 방법 및 그 장치
WO2019083393A1 (en) 2017-10-27 2019-05-02 Huawei Technologies Co., Ltd. METHODS AND APPARATUSES FOR SIGNALING PARTITIONING INFORMATION FOR IMAGE ENCODING AND DECODING
US11445187B2 (en) * 2018-02-28 2022-09-13 Sharp Kabushiki Kaisha Systems and methods for partitioning regions of a picture for video coding using different coding unit sizes
FI3809702T3 (fi) * 2018-06-15 2023-05-11 Lg Electronics Inc Menetelmä ja laite CABAC-pohjaista entropiakoodausta varten
AU2018204786B2 (en) 2018-06-29 2025-05-29 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding a transformed block of video samples
WO2020084603A1 (en) * 2018-10-26 2020-04-30 Beijing Bytedance Network Technology Co., Ltd. Block partitioning method and apparatus
BR112021013107A2 (pt) * 2019-01-02 2021-09-21 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Codificação e decodificação de uma figuração e fluxo de dados
KR20250117728A (ko) * 2019-03-18 2025-08-05 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 신경망의 매개변수를 압축하기 위한 방법 및 장치
US11218735B2 (en) * 2019-04-02 2022-01-04 Qualcomm Incorporated Context derivation for last position coding for video coding
CN113853785B (zh) 2019-05-14 2024-04-16 北京字节跳动网络技术有限公司 用于残差编解码的上下文建模
CN114080815A (zh) * 2019-06-13 2022-02-22 北京达佳互联信息技术有限公司 用于视频编解码的子块变换的方法和系统
US11284077B2 (en) * 2019-09-10 2022-03-22 Mediatek Inc. Signaling of subpicture structures
US20250008159A1 (en) * 2023-06-30 2025-01-02 Nokia Technologies Oy Arithmetic coding with spatial tuning

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2003279015A1 (en) 2002-09-27 2004-04-19 Videosoft, Inc. Real-time video coding/decoding
JP2004328498A (ja) 2003-04-25 2004-11-18 Mitsubishi Electric Corp 基地局、端末、通信システム、及び通信方法
US8107535B2 (en) 2003-06-10 2012-01-31 Rensselaer Polytechnic Institute (Rpi) Method and apparatus for scalable motion vector coding
KR100703776B1 (ko) * 2005-04-19 2007-04-06 삼성전자주식회사 향상된 코딩 효율을 갖는 컨텍스트 기반 적응적 산술 코딩및 디코딩 방법과 이를 위한 장치, 이를 포함하는 비디오코딩 및 디코딩 방법과 이를 위한 장치
JP2008167149A (ja) 2006-12-28 2008-07-17 Matsushita Electric Ind Co Ltd 通信方法及び通信装置
KR101356733B1 (ko) 2007-03-07 2014-02-05 삼성전자주식회사 컨텍스트 기반 적응적 이진 산술 부호화, 복호화 방법 및장치
US7941178B2 (en) 2007-04-06 2011-05-10 Intel Corporation Systems and methods for scheduling transmissions for coexistence of differing wireless radio protocols
US8483282B2 (en) 2007-10-12 2013-07-09 Qualcomm, Incorporated Entropy coding of interleaved sub-blocks of a video block
US8542748B2 (en) 2008-03-28 2013-09-24 Sharp Laboratories Of America, Inc. Methods and systems for parallel video encoding and decoding
WO2010036772A2 (en) 2008-09-26 2010-04-01 Dolby Laboratories Licensing Corporation Complexity allocation for video and image coding applications
WO2010063184A1 (en) 2008-12-03 2010-06-10 Mediatek Inc. Method for performing parallel cabac processing with ordered entropy slices, and associated apparatus
US8787468B2 (en) 2009-06-19 2014-07-22 Motorola Mobility Llc Method and apparatus for multi-radio coexistence
US8626067B2 (en) 2009-10-26 2014-01-07 Mediatek Inc. System and methods for enhancing coexistence efficiency for multi-radio terminals
KR101700358B1 (ko) 2009-12-09 2017-01-26 삼성전자주식회사 영상의 부호화 방법 및 장치, 그 복호화 방법 및 장치
WO2011126277A2 (en) 2010-04-05 2011-10-13 Samsung Electronics Co., Ltd. Low complexity entropy-encoding/decoding method and apparatus
MY177645A (en) 2010-09-30 2020-09-23 Samsung Electronics Co Ltd Video encoding method for encoding hierarchical-structure symbols and a device thereof, and video decoding method for decoding hierarchical-structure symbols and a device thereof
SI3962088T1 (sl) * 2010-11-04 2023-10-30 Ge Video Compression, Llc Kodiranje slike, ki podpira združevanje blokov in preskakovalni način
US9497472B2 (en) 2010-11-16 2016-11-15 Qualcomm Incorporated Parallel context calculation in video coding
WO2012134246A2 (ko) 2011-04-01 2012-10-04 엘지전자 주식회사 엔트로피 디코딩 방법 및 이를 이용하는 디코딩 장치
US8995523B2 (en) 2011-06-03 2015-03-31 Qualcomm Incorporated Memory efficient context modeling
SG195163A1 (en) 2011-06-23 2013-12-30 Panasonic Corp Image decoding method, image coding method, image decoding apparatus, image coding apparatus, and image coding and decoding apparatus
US20140126645A1 (en) * 2011-07-01 2014-05-08 Electronics And Telecommunications Research Institute Video encoding and decoding methods and device using same
AU2012278484B2 (en) 2011-07-01 2016-05-05 Samsung Electronics Co., Ltd. Method and apparatus for entropy encoding using hierarchical data unit, and method and apparatus for decoding
TR201819237T4 (tr) * 2011-09-14 2019-01-21 Samsung Electronics Co Ltd Boyutuna Bağlı Olarak Bir Tahmin Birimi (TB) Kod Çözme Usulü
ES2868087T3 (es) * 2011-10-31 2021-10-21 Samsung Electronics Co Ltd Procedimiento y aparato para determinar un modelo de contexto para codificación por entropía de nivel de coeficiente de transformación
WO2015006951A1 (en) * 2013-07-18 2015-01-22 Mediatek Singapore Pte. Ltd. Methods for fast encoder decision
US9936201B2 (en) 2015-01-27 2018-04-03 Qualcomm Incorporated Contexts for large coding tree units

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Wei-Jung Chien, et al. Context modeling of split flag for CABAC, JCT-VC of ITU-T and ISO/IEC. JCTVC-G829, 2011-11-21, pp. 1-2*

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EP3251354A1 (en) 2017-12-06
TW201635798A (zh) 2016-10-01
BR112017016159B1 (pt) 2023-11-07
CN107211132B (zh) 2019-10-18
US9936201B2 (en) 2018-04-03
EA034984B1 (ru) 2020-04-14
WO2016123169A1 (en) 2016-08-04
CA2971764A1 (en) 2016-08-04
JP2018506912A (ja) 2018-03-08
EP3251354B1 (en) 2022-04-20
US10298930B2 (en) 2019-05-21
CN107211132A (zh) 2017-09-26
US20180227580A1 (en) 2018-08-09
TWI686080B (zh) 2020-02-21
JP6462886B2 (ja) 2019-01-30
TN2017000309A1 (en) 2019-01-16
US20160219276A1 (en) 2016-07-28
KR20170108011A (ko) 2017-09-26
BR112017016159A2 (pt) 2018-04-17
EA201791429A1 (ru) 2017-11-30

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