JP6462886B2 - 大きいコーディングツリーユニットのためのコンテキスト - Google Patents

大きいコーディングツリーユニットのためのコンテキスト Download PDF

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JP6462886B2
JP6462886B2 JP2017539277A JP2017539277A JP6462886B2 JP 6462886 B2 JP6462886 B2 JP 6462886B2 JP 2017539277 A JP2017539277 A JP 2017539277A JP 2017539277 A JP2017539277 A JP 2017539277A JP 6462886 B2 JP6462886 B2 JP 6462886B2
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depth
current
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coding
video
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JP2018506912A (ja
JP2018506912A5 (enExample
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リ、シャン
ジャン、リ
チェン、ジャンレ
カークゼウィックズ、マルタ
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Qualcomm Inc
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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)
JP2017539277A 2015-01-27 2016-01-27 大きいコーディングツリーユニットのためのコンテキスト Active JP6462886B2 (ja)

Applications Claiming Priority (5)

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

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JP2018506912A JP2018506912A (ja) 2018-03-08
JP2018506912A5 JP2018506912A5 (enExample) 2018-06-07
JP6462886B2 true JP6462886B2 (ja) 2019-01-30

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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 (26)

* 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
WO2016153251A1 (ko) * 2015-03-23 2016-09-29 엘지전자 주식회사 비디오 신호의 처리 방법 및 이를 위한 장치
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
WO2018084523A1 (ko) 2016-11-01 2018-05-11 삼성전자 주식회사 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
CN114449269B (zh) * 2017-07-07 2023-03-28 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
KR102604776B1 (ko) 2017-07-19 2023-11-21 삼성전자주식회사 부호화 방법 및 그 장치, 복호화 방법 및 그 장치
CN111316642B (zh) 2017-10-27 2021-10-01 华为技术有限公司 信令图像编码和解码划分信息的方法和装置
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
HRP20230465T1 (hr) 2018-06-15 2023-09-15 Lg Electronics Inc. Postupak i uređaj za kodiranje entropije na osnovi cabac
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
WO2020084601A1 (en) * 2018-10-26 2020-04-30 Beijing Bytedance Network Technology Co., Ltd. Redundancy reduction in block partition
JP7360466B2 (ja) 2019-01-02 2023-10-12 フラウンホーファー－ゲゼルシャフト ツル フェルデルング デル アンゲヴァンテン フォルシュング エー ファウ 画像の符号化及び復号化
CN113748605A (zh) * 2019-03-18 2021-12-03 弗劳恩霍夫应用研究促进协会 用于压缩神经网络的参数的方法和装置
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
CN114615506B (zh) * 2019-06-13 2023-07-04 北京达佳互联信息技术有限公司 视频解码方法、计算设备、存储介质
US11284077B2 (en) * 2019-09-10 2022-03-22 Mediatek Inc. Signaling of subpicture structures
WO2022213920A1 (en) * 2021-04-06 2022-10-13 Beijing Bytedance Network Technology Co., Ltd. Partition signaling in video coding
WO2023236708A1 (en) * 2022-06-06 2023-12-14 Mediatek Inc. Method and apparatus for entropy coding partition splitting decisions in video coding system
US20250008159A1 (en) * 2023-06-30 2025-01-02 Nokia Technologies Oy Arithmetic coding with spatial tuning
GB2644046A (en) * 2024-09-12 2026-03-18 Canon Kk Image and video coding and decoding

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
US9479786B2 (en) 2008-09-26 2016-10-25 Dolby Laboratories Licensing Corporation Complexity allocation for video and image coding applications
CN101836454B (zh) 2008-12-03 2012-08-22 联发科技股份有限公司 对有序熵切片执行平行cabac码处理的方法及装置
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
JP5624218B2 (ja) 2010-09-30 2014-11-12 サムスン エレクトロニクスカンパニー リミテッド 階層的構造のシンボルを符号化するビデオ符号化方法及びその装置、階層的構造のシンボルを復号化するビデオ復号化方法及びその装置
HUE072362T2 (hu) * 2010-11-04 2025-11-28 Ge Video Compression Llc Blokkegyesítési és kihagyási módot támogató képkódolás
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
PL2725791T3 (pl) * 2011-06-23 2024-02-26 Sun Patent Trust Sposób dekodowania obrazów, sposób kodowania obrazów
US20140126645A1 (en) * 2011-07-01 2014-05-08 Electronics And Telecommunications Research Institute Video encoding and decoding methods and device using same
CN104980746B (zh) 2011-07-01 2018-07-31 三星电子株式会社 用于使用分层数据单元进行编码和解码的方法和设备
LT2744204T (lt) * 2011-09-14 2019-01-10 Samsung Electronics Co., Ltd. Prognozės vieneto (pu) dekodavimo būdas, pagrįstas jo dydžiu
PL3399760T3 (pl) * 2011-10-31 2021-07-19 Samsung Electronics Co., Ltd. Sposób i urządzenie do określania modelu kontekstu do entropijnego kodowania poziomu współczynnika przekształcenia
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

Also Published As

Publication number Publication date
TN2017000309A1 (en) 2019-01-16
EP3251354B1 (en) 2022-04-20
CA2971764A1 (en) 2016-08-04
JP2018506912A (ja) 2018-03-08
BR112017016159B1 (pt) 2023-11-07
KR20170108011A (ko) 2017-09-26
EP3251354A1 (en) 2017-12-06
TWI686080B (zh) 2020-02-21
EA034984B1 (ru) 2020-04-14
KR102452744B1 (ko) 2022-10-07
BR112017016159A2 (pt) 2018-04-17
US10298930B2 (en) 2019-05-21
US9936201B2 (en) 2018-04-03
WO2016123169A1 (en) 2016-08-04
EA201791429A1 (ru) 2017-11-30
TW201635798A (zh) 2016-10-01
CN107211132B (zh) 2019-10-18
CN107211132A (zh) 2017-09-26
US20180227580A1 (en) 2018-08-09
US20160219276A1 (en) 2016-07-28

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