CN107667531B - 解码及编码视频数据的方法、视频译码装置及视频译码设备 - Google Patents

解码及编码视频数据的方法、视频译码装置及视频译码设备 Download PDF

Info

Publication number
CN107667531B
CN107667531B CN201680030204.7A CN201680030204A CN107667531B CN 107667531 B CN107667531 B CN 107667531B CN 201680030204 A CN201680030204 A CN 201680030204A CN 107667531 B CN107667531 B CN 107667531B
Authority
CN
China
Prior art keywords
context
value
syntax element
bin
transform
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.)
Expired - Fee Related
Application number
CN201680030204.7A
Other languages
English (en)
Chinese (zh)
Other versions
CN107667531A (zh
Inventor
张莉
马尔塔·卡切维奇
陈建乐
钱威俊
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.)
Qualcomm Inc
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of CN107667531A publication Critical patent/CN107667531A/zh
Application granted granted Critical
Publication of CN107667531B publication Critical patent/CN107667531B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • H04N19/10—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
    • H04N19/12—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
    • H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • 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
    • H04N19/124—Quantisation
    • H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
    • 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
    • H04N19/136—Incoming video signal characteristics or properties
    • 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
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • 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
    • 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
    • H04N19/174—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 slice, e.g. a line of blocks or a group of 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
    • H04N19/169—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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/436—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation using parallelised computational arrangements
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
    • 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
    • H04N19/625—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using discrete cosine transform [DCT]
    • 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
    • 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
    • H04N19/172—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 picture, frame or field
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
CN201680030204.7A 2015-05-29 2016-05-27 解码及编码视频数据的方法、视频译码装置及视频译码设备 Expired - Fee Related CN107667531B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201562168571P 2015-05-29 2015-05-29
US62/168,571 2015-05-29
US15/166,153 US10574993B2 (en) 2015-05-29 2016-05-26 Coding data using an enhanced context-adaptive binary arithmetic coding (CABAC) design
US15/166,153 2016-05-26
PCT/US2016/034828 WO2016196369A1 (en) 2015-05-29 2016-05-27 Coding data using an enhanced context-adaptive binary arithmetic coding (cabac) design

Publications (2)

Publication Number Publication Date
CN107667531A CN107667531A (zh) 2018-02-06
CN107667531B true CN107667531B (zh) 2020-07-28

Family

ID=57397705

Family Applications (3)

Application Number Title Priority Date Filing Date
CN201680030204.7A Expired - Fee Related CN107667531B (zh) 2015-05-29 2016-05-27 解码及编码视频数据的方法、视频译码装置及视频译码设备
CN201680030423.5A Active CN107660339B (zh) 2015-05-29 2016-05-27 译码视频数据的方法和装置及非暂时性计算机可读存储媒体
CN201680030293.5A Active CN107690807B (zh) 2015-05-29 2016-05-27 使用增强型上下文自适应二进制算术译码设计来译码数据

Family Applications After (2)

Application Number Title Priority Date Filing Date
CN201680030423.5A Active CN107660339B (zh) 2015-05-29 2016-05-27 译码视频数据的方法和装置及非暂时性计算机可读存储媒体
CN201680030293.5A Active CN107690807B (zh) 2015-05-29 2016-05-27 使用增强型上下文自适应二进制算术译码设计来译码数据

Country Status (10)

Country Link
US (3) US11233998B2 (enExample)
EP (3) EP3304901A1 (enExample)
JP (3) JP6619028B2 (enExample)
KR (3) KR102600724B1 (enExample)
CN (3) CN107667531B (enExample)
AU (3) AU2016271130B2 (enExample)
BR (3) BR112017025484B1 (enExample)
ES (1) ES2905415T3 (enExample)
TW (3) TW201711464A (enExample)
WO (3) WO2016196369A1 (enExample)

Families Citing this family (87)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9369723B2 (en) * 2011-07-14 2016-06-14 Comcast Cable Communications, Llc Preserving image quality in temporally compressed video streams
US11233998B2 (en) 2015-05-29 2022-01-25 Qualcomm Incorporated Coding data using an enhanced context-adaptive binary arithmetic coding (CABAC) design
WO2016206590A1 (en) * 2015-06-23 2016-12-29 Mediatek Singapore Pte. Ltd. Method and apparatus for transform coefficient coding of non-square blocks
WO2017195555A1 (ja) * 2016-05-13 2017-11-16 シャープ株式会社 画像復号装置および画像符号化装置
US10616582B2 (en) 2016-09-30 2020-04-07 Qualcomm Incorporated Memory and bandwidth reduction of stored data in image/video coding
KR20180045530A (ko) * 2016-10-26 2018-05-04 디지털인사이트 주식회사 임의의 블록 분할을 사용하는 비디오 코딩 방법 및 장치
CN109997359B (zh) 2016-11-21 2023-05-09 松下电器（美国）知识产权公司 编码装置、解码装置、编码方法及解码方法
EP3528498A1 (en) 2016-11-21 2019-08-21 Panasonic Intellectual Property Corporation of America Coding device, decoding device, coding method, and decoding method
US10757412B2 (en) 2017-01-03 2020-08-25 Avago Technologies International Sales Pte. Limited Architecture flexible binary arithmetic coding system
US11265561B2 (en) * 2017-01-06 2022-03-01 Mediatek Inc. Method and apparatus for range derivation in context adaptive binary arithmetic coding
KR102625144B1 (ko) 2017-07-04 2024-01-15 삼성전자주식회사 다중 코어 변환에 의한 비디오 복호화 방법 및 장치, 다중 코어 변환에 의한 비디오 부호화 방법 및 장치
US10127913B1 (en) * 2017-07-07 2018-11-13 Sif Codec Llc Method of encoding of data stream, method of decoding of data stream, and devices for implementation of said methods
US10506258B2 (en) * 2017-07-13 2019-12-10 Google Llc Coding video syntax elements using a context tree
WO2019011292A1 (en) 2017-07-14 2019-01-17 Mediatek Inc. METHOD AND APPARATUS FOR RANGE CALCULATION IN CONTEXT-ADAPTIVE BITARY ARITHMETIC ENCODING SYSTEM
US11039143B2 (en) 2017-11-20 2021-06-15 Qualcomm Incorporated Memory reduction for context initialization with temporal prediction
US12355996B2 (en) * 2017-11-23 2025-07-08 Interdigital Vc Holdings, Inc. Encoding and decoding methods and corresponding devices
EP3490253A1 (en) * 2017-11-23 2019-05-29 Thomson Licensing Encoding and decoding methods and corresponding devices
CN111788830B (zh) * 2017-12-13 2023-04-04 三星电子株式会社 视频解码方法及其装置以及视频编码方法及其装置
US10869062B2 (en) 2017-12-21 2020-12-15 Qualcomm Incorporated Probability initialization and signaling for adaptive arithmetic coding in video coding
EP3503557A1 (en) 2017-12-22 2019-06-26 Thomson Licensing Method and apparatus for video encoding and decoding based on context switching
US10863199B2 (en) * 2018-03-26 2020-12-08 Qualcomm Incorporated Minimization of transform memory and latency via parallel factorizations
WO2019185821A1 (en) * 2018-03-29 2019-10-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Concept for enhancing parallel coding capabilities
CN112236999B (zh) 2018-03-29 2022-12-13 弗劳恩霍夫应用研究促进协会 依赖性量化
KR102636388B1 (ko) 2018-03-29 2024-02-15 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 변환 계수 블록 코딩
US20190313108A1 (en) 2018-04-05 2019-10-10 Qualcomm Incorporated Non-square blocks in video coding
EP3562156A1 (en) * 2018-04-27 2019-10-30 InterDigital VC Holdings, Inc. Method and apparatus for adaptive context modeling in video encoding and decoding
CN119941881A (zh) * 2018-06-06 2025-05-06 松下电器（美国）知识产权公司 三维数据编码方法、三维数据解码方法、三维数据编码装置、以及三维数据解码装置
US10992937B2 (en) * 2018-06-18 2021-04-27 Qualcomm Incorporated Coefficient coding with grouped bypass bins
US10750171B2 (en) * 2018-06-25 2020-08-18 Google Llc Deblocking filtering
CN110650343B (zh) 2018-06-27 2024-06-07 中兴通讯股份有限公司 图像的编码、解码方法及装置、电子设备及系统
WO2020004277A1 (ja) * 2018-06-28 2020-01-02 シャープ株式会社 画像復号装置、および画像符号化装置
US10666981B2 (en) 2018-06-29 2020-05-26 Tencent America LLC Method, apparatus and medium for decoding or encoding
US10687081B2 (en) * 2018-06-29 2020-06-16 Tencent America LLC Method, apparatus and medium for decoding or encoding
US12301818B2 (en) * 2018-07-02 2025-05-13 Interdigital Vc Holdings, Inc. Context-based binary arithmetic encoding and decoding
TWI816858B (zh) * 2018-08-16 2023-10-01 大陸商北京字節跳動網絡技術有限公司 用於變換矩陣選擇的隱式編碼
TWI734178B (zh) * 2018-08-24 2021-07-21 聯發科技股份有限公司 具有產出限制的編碼轉換係數
US11483575B2 (en) * 2018-08-24 2022-10-25 Hfi Innovation Inc. Coding transform coefficients with throughput constraints
US11113846B2 (en) * 2018-08-31 2021-09-07 Hulu, LLC Coefficient context modeling in video coding
US11336918B2 (en) * 2018-09-05 2022-05-17 Qualcomm Incorporated Regular coded bin reduction for coefficient coding
CN117201786A (zh) 2018-09-11 2023-12-08 Lg电子株式会社 图像解码方法、图像编码方法和数据发送方法
CN119211563A (zh) * 2018-09-21 2024-12-27 交互数字Vc控股公司 用于依赖性标量量化的标量量化器决策方案
CN113170132B (zh) 2018-09-24 2024-07-26 弗劳恩霍夫应用研究促进协会 使用或适用于与依赖标量量化的组合的变换系数的有效编码
WO2020067440A1 (ja) * 2018-09-27 2020-04-02 シャープ株式会社 動画像符号化装置および動画像復号装置
KR102568801B1 (ko) * 2018-09-28 2023-08-21 파나소닉 인텔렉츄얼 프로퍼티 코포레이션 오브 아메리카 부호화 장치, 복호 장치, 부호화 방법, 및 복호 방법
WO2020076028A1 (ko) 2018-10-11 2020-04-16 엘지전자 주식회사 변환 계수 코딩 방법 및 장치
CN120050432A (zh) * 2018-11-05 2025-05-27 交互数字Vc控股公司 基于相邻样本相关参数模型的译码模式的简化
CN116170591A (zh) * 2018-11-12 2023-05-26 三星电子株式会社 用于对系数等级进行熵编码/熵解码的方法和装置
EP3886438A4 (en) * 2018-12-24 2022-01-19 Huawei Technologies Co., Ltd. FLAG BIT CONTEXT MODELING METHOD AND APPARATUS
US11470329B2 (en) * 2018-12-26 2022-10-11 Tencent America LLC Method and apparatus for video coding
MY209825A (en) * 2018-12-31 2025-08-06 Panasonic Ip Corp America Encoder, decoder, encoding method, and decoding method
US11671598B2 (en) * 2019-01-02 2023-06-06 Lg Electronics Inc. Image decoding method and device using residual information in image coding system
US11523136B2 (en) 2019-01-28 2022-12-06 Hfi Innovation Inc. Methods and apparatuses for coding transform blocks
US11134273B2 (en) * 2019-02-14 2021-09-28 Qualcomm Incorporated Regular coded bin reduction for coefficient coding
US11202100B2 (en) * 2019-03-11 2021-12-14 Qualcomm Incorporated Coefficient coding for transform skip mode
CN113678461B (zh) 2019-03-11 2025-01-28 瑞典爱立信有限公司 包括矩形图块组信令的视频编码
AU2019201653A1 (en) * 2019-03-11 2020-10-01 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding a tree of blocks of video samples
WO2020185005A1 (ko) 2019-03-12 2020-09-17 엘지전자 주식회사 변환에 기반한 영상 코딩 방법 및 그 장치
US11178399B2 (en) 2019-03-12 2021-11-16 Qualcomm Incorporated Probability initialization for video coding
US11218735B2 (en) * 2019-04-02 2022-01-04 Qualcomm Incorporated Context derivation for last position coding for video coding
TWI866967B (zh) * 2019-04-24 2024-12-21 美商松下電器（美國）知識產權公司 編碼裝置
US10818083B1 (en) * 2019-04-30 2020-10-27 International Business Machines Corporation Pyramid generation via depth-first walk
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
WO2020243295A1 (en) 2019-05-31 2020-12-03 Bytedance Inc. Palette mode with intra block copy prediction
WO2020244662A1 (en) 2019-06-06 2020-12-10 Beijing Bytedance Network Technology Co., Ltd. Simplified transform coding tools
WO2020244661A1 (en) 2019-06-06 2020-12-10 Beijing Bytedance Network Technology Co., Ltd. Implicit selection of transform candidates
WO2020244663A1 (en) 2019-06-06 2020-12-10 Beijing Bytedance Network Technology Co., Ltd. Applicability of implicit transform selection
US11368511B2 (en) * 2019-06-20 2022-06-21 Tencent America LLC Unification of rice parameter lookup table
CN112118456B (zh) 2019-06-20 2022-03-25 腾讯美国有限责任公司 莱斯参数选择方法、装置、计算机设备及存储介质
CN113994679B (zh) * 2019-06-21 2024-07-12 北京字节跳动网络技术有限公司 关于上下文编解码二进制位的数量的限制
CN114026873A (zh) * 2019-06-22 2022-02-08 北京达佳互联信息技术有限公司 用于视频编解码中预测简化的方法和装置
WO2020264456A1 (en) 2019-06-28 2020-12-30 Bytedance Inc. Chroma intra mode derivation in screen content coding
CN114026859B (zh) * 2019-06-28 2024-06-14 字节跳动有限公司 在变换跳过模式中修改量化参数的技术
JP7260711B2 (ja) * 2019-07-10 2023-04-18 エルジー エレクトロニクス インコーポレイティド 映像コーディングシステムにおいてレジデュアルコーディング方法に対するフラグを使用する映像デコード方法及びその装置
CA3148299C (en) * 2019-07-26 2024-06-04 Beijing Bytedance Network Technology Co., Ltd. Determination of picture partition mode based on block size
CN120390083A (zh) * 2019-08-31 2025-07-29 Lg 电子株式会社 用于残差编译的解码视频的方法及其设备
US11146829B2 (en) * 2019-09-20 2021-10-12 Alibaba Group Holding Limited Quantization parameter signaling in video processing
CN114391257B (zh) * 2019-09-25 2024-08-23 松下电器（美国）知识产权公司 编码装置
JP7448349B2 (ja) * 2019-12-17 2024-03-12 シャープ株式会社 動画像復号装置
AU2019284053A1 (en) * 2019-12-23 2021-07-08 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding a block of video samples
US11863789B2 (en) * 2020-03-31 2024-01-02 Tencent America LLC Method for signaling rectangular slice partitioning in coded video stream
US11785219B2 (en) 2020-04-13 2023-10-10 Qualcomm Incorporated Coefficient coding for support of different color formats in video coding
CN117121488A (zh) * 2021-04-15 2023-11-24 Lg电子株式会社 点云数据发送装置、点云数据发送方法、点云数据接收装置和点云数据接收方法
US11765370B2 (en) * 2021-07-27 2023-09-19 Mediatek Inc. Video residual decoding apparatus using neighbor storage device with smaller storage size to store neighbor data for context selection and associated method
WO2023172705A1 (en) * 2022-03-09 2023-09-14 Innopeak Technology, Inc. Attribute level coding for geometry point cloud coding
WO2023182673A1 (ko) * 2022-03-21 2023-09-28 현대자동차주식회사 컨텍스트 모델 초기화를 사용하는 비디오 코딩을 위한 방법 및 장치
WO2023193724A1 (en) * 2022-04-05 2023-10-12 Beijing Bytedance Network Technology Co., Ltd. Method, apparatus, and medium for video processing
CN114928747B (zh) * 2022-07-20 2022-12-16 阿里巴巴（中国）有限公司 基于av1熵编码的上下文概率处理电路、方法及相关装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102231830A (zh) * 2010-11-23 2011-11-02 浙江大学 用于上下文算术编解码的运算单元
CN103141098A (zh) * 2010-09-30 2013-06-05 夏普株式会社 视频编码和解码中上下文初始化的方法和系统
CN103918260A (zh) * 2011-11-15 2014-07-09 英特尔公司 每时钟cabac编码采用2个bin的视频编码器
CN103931188A (zh) * 2012-01-16 2014-07-16 联发科技（新加坡）私人有限公司 语法元素的上下文自适应二进制算术编码装置及方法
CN104205830A (zh) * 2012-04-11 2014-12-10 高通股份有限公司 用于在视频译码中的参考索引译码的旁路二进制位

Family Cites Families (50)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040122693A1 (en) 2002-12-23 2004-06-24 Michael Hatscher Community builder
KR100703773B1 (ko) 2005-04-13 2007-04-06 삼성전자주식회사 향상된 코딩 효율을 갖는 엔트로피 코딩 및 디코딩 방법과이를 위한 장치, 이를 포함하는 비디오 코딩 및 디코딩방법과 이를 위한 장치
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
US7983343B2 (en) 2006-01-12 2011-07-19 Lsi Corporation Context adaptive binary arithmetic decoding for high definition video
JP4660433B2 (ja) 2006-06-29 2011-03-30 株式会社東芝 符号化回路、復号回路、エンコーダ回路、デコーダ回路、ｃａｂａｃ処理方法
CA2629482A1 (en) * 2007-04-21 2008-10-21 Avid Technology, Inc. Using user context information to select media files for a user in a distributed multi-user digital media system
US8516505B2 (en) * 2008-03-14 2013-08-20 Microsoft Corporation Cross-platform compatibility framework for computer applications
PL2346029T3 (pl) * 2008-07-11 2013-11-29 Fraunhofer Ges Forschung Koder sygnału audio, sposób kodowania sygnału audio i odpowiadający mu program komputerowy
JP2012506699A (ja) * 2008-10-24 2012-03-22 メリアル リミテッド アフリカウマ病ウイルスに対するワクチン
US8873626B2 (en) 2009-07-02 2014-10-28 Qualcomm Incorporated Template matching for video coding
TWI403170B (zh) 2010-05-21 2013-07-21 Univ Nat Chiao Tung 背景調適性二進制算術解碼裝置及其解碼方法
US9497472B2 (en) 2010-11-16 2016-11-15 Qualcomm Incorporated Parallel context calculation in video coding
US9215473B2 (en) 2011-01-26 2015-12-15 Qualcomm Incorporated Sub-slices in video coding
US10397577B2 (en) * 2011-03-08 2019-08-27 Velos Media, Llc Inverse scan order for significance map coding of transform coefficients in video coding
WO2012134246A2 (ko) 2011-04-01 2012-10-04 엘지전자 주식회사 엔트로피 디코딩 방법 및 이를 이용하는 디코딩 장치
FR2977111A1 (fr) 2011-06-24 2012-12-28 France Telecom Procede de codage et decodage d'images, dispositif de codage et decodage et programmes d'ordinateur correspondants
US20130083856A1 (en) * 2011-06-29 2013-04-04 Qualcomm Incorporated Contexts for coefficient level coding in video compression
WO2013003791A1 (en) 2011-06-29 2013-01-03 General Instrument Corporation Methods and system for using a scan coding pattern during inter coding
US9060173B2 (en) 2011-06-30 2015-06-16 Sharp Kabushiki Kaisha Context initialization based on decoder picture buffer
US8693401B2 (en) 2011-07-20 2014-04-08 Connectem Inc. Method and system for optimized handling of context using hierarchical grouping (for machine type communications)
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
US20130114691A1 (en) * 2011-11-03 2013-05-09 Qualcomm Incorporated Adaptive initialization for context adaptive entropy coding
EP2595380B1 (en) * 2011-11-19 2015-10-21 BlackBerry Limited Multi-level significance map scanning
KR101802334B1 (ko) 2011-12-02 2017-12-29 삼성전자주식회사 적응적 탬플릿을 이용한 이진 영상의 부호화 방법 및 장치, 그 복호화 방법 및 장치
WO2013106987A1 (en) 2012-01-16 2013-07-25 Mediatek Singapore Pte. Ltd. Methods and apparatuses of bypass coding and reducing contexts for some syntax elements
US9191670B2 (en) * 2012-01-17 2015-11-17 Qualcomm Incorporated Throughput improvement for CABAC coefficient level coding
US9332259B2 (en) 2012-01-18 2016-05-03 Qualcomm Incorporated Indication of use of wavefront parallel processing in video coding
US9654772B2 (en) * 2012-01-19 2017-05-16 Qualcomm Incorporated Context adaptive entropy coding with a reduced initialization value set
AU2012200319B2 (en) 2012-01-19 2015-11-26 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding the significance map for residual coefficients of a transform unit
US9106918B2 (en) 2012-01-20 2015-08-11 Sony Corporation Coefficient coding harmonization in HEVC
AU2012200345B2 (en) 2012-01-20 2014-05-01 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding the significance map residual coefficients of a transform unit
US9866829B2 (en) 2012-01-22 2018-01-09 Qualcomm Incorporated Coding of syntax elements that correspond to coefficients of a coefficient block in video coding
US9363510B2 (en) 2012-03-02 2016-06-07 Qualcomm Incorporated Scan-based sliding window in context derivation for transform coefficient coding
US9036710B2 (en) * 2012-03-08 2015-05-19 Blackberry Limited Unified transform coefficient encoding and decoding
US9237344B2 (en) 2012-03-22 2016-01-12 Qualcomm Incorporated Deriving context for last position coding for video coding
CN103327316B (zh) 2012-03-22 2016-08-10 上海算芯微电子有限公司 视频宏块的上下文信息存取方法和系统
PL3793200T3 (pl) 2012-04-13 2023-06-12 Ge Video Compression, Llc Kodowanie obrazu z małym opóźnieniem
US9491463B2 (en) * 2012-04-14 2016-11-08 Qualcomm Incorporated Group flag in transform coefficient coding for video coding
US9621921B2 (en) 2012-04-16 2017-04-11 Qualcomm Incorporated Coefficient groups and coefficient coding for coefficient scans
CA2807382A1 (en) * 2012-04-16 2013-10-16 Research In Motion Limited Modified contexts for level coding of video data
US9294779B2 (en) * 2012-06-15 2016-03-22 Blackberry Limited Multi-bit information hiding using overlapping subsets
US9088769B2 (en) * 2012-06-28 2015-07-21 Blackberry Limited Reduced worst-case context-coded bins in video compression with parity hiding
PL4221217T3 (pl) 2012-09-26 2024-11-25 Sun Patent Trust Sposób dekodowania obrazów i aparat dekodujący obrazy
JP2014090326A (ja) 2012-10-30 2014-05-15 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
EP2986006B1 (en) 2013-01-04 2019-06-19 Samsung Electronics Co., Ltd Method for entropy-decoding slice segments
KR102218196B1 (ko) 2013-10-28 2021-02-23 삼성전자주식회사 인코더, 이의 동작 방법과, 상기 인코더를 포함하는 장치들
US20150334425A1 (en) 2014-05-14 2015-11-19 Blackberry Limited Adaptive context initialization
US9425822B2 (en) 2014-08-05 2016-08-23 Broadcom Corporation Simplified range and context update for multimedia context-adaptive binary arithmetic coding design
US10104011B2 (en) * 2014-09-25 2018-10-16 Oracle International Corporation System and method for determination of partition identifiers in a multitenant application server environment
US11233998B2 (en) 2015-05-29 2022-01-25 Qualcomm Incorporated Coding data using an enhanced context-adaptive binary arithmetic coding (CABAC) design

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103141098A (zh) * 2010-09-30 2013-06-05 夏普株式会社 视频编码和解码中上下文初始化的方法和系统
CN102231830A (zh) * 2010-11-23 2011-11-02 浙江大学 用于上下文算术编解码的运算单元
CN103918260A (zh) * 2011-11-15 2014-07-09 英特尔公司 每时钟cabac编码采用2个bin的视频编码器
CN103931188A (zh) * 2012-01-16 2014-07-16 联发科技（新加坡）私人有限公司 语法元素的上下文自适应二进制算术编码装置及方法
CN104205830A (zh) * 2012-04-11 2014-12-10 高通股份有限公司 用于在视频译码中的参考索引译码的旁路二进制位

Also Published As

Publication number Publication date
BR112017025484A2 (pt) 2018-08-07
AU2016271137B2 (en) 2020-09-03
CN107690807B (zh) 2020-09-15
US20160353113A1 (en) 2016-12-01
KR102706023B1 (ko) 2024-09-11
KR20180013909A (ko) 2018-02-07
CN107690807A (zh) 2018-02-13
US10574993B2 (en) 2020-02-25
TW201711468A (zh) 2017-03-16
CN107660339B (zh) 2020-03-24
EP3304915A1 (en) 2018-04-11
EP3304901A1 (en) 2018-04-11
CN107667531A (zh) 2018-02-06
AU2016271130B2 (en) 2020-11-26
WO2016196379A1 (en) 2016-12-08
AU2016271130A1 (en) 2017-11-09
JP2018521553A (ja) 2018-08-02
JP2018521552A (ja) 2018-08-02
US11233998B2 (en) 2022-01-25
ES2905415T3 (es) 2022-04-08
KR20180013911A (ko) 2018-02-07
KR20180013910A (ko) 2018-02-07
KR102600724B1 (ko) 2023-11-09
TW201711467A (zh) 2017-03-16
BR112017025556A2 (pt) 2018-08-07
US10334248B2 (en) 2019-06-25
WO2016196369A1 (en) 2016-12-08
TW201711464A (zh) 2017-03-16
JP2018521554A (ja) 2018-08-02
WO2016196376A1 (en) 2016-12-08
JP6873051B2 (ja) 2021-05-19
AU2016271140A1 (en) 2017-11-16
CN107660339A (zh) 2018-02-02
US20160353112A1 (en) 2016-12-01
BR112017025484B1 (pt) 2023-10-31
AU2016271140B2 (en) 2020-12-03
US20160353111A1 (en) 2016-12-01
EP3304916A1 (en) 2018-04-11
TWI699110B (zh) 2020-07-11
BR112017025521A2 (pt) 2018-08-07
AU2016271137A1 (en) 2017-11-16
EP3304916B1 (en) 2022-01-05
JP6619028B2 (ja) 2019-12-11

Similar Documents

Publication Publication Date Title
CN107667531B (zh) 解码及编码视频数据的方法、视频译码装置及视频译码设备
CN107667533B (zh) 高级算术译码器
CN111357287B (zh) 针对通过时间预测进行的上下文初始化的存储器减小

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
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20200728

Termination date: 20210527

CF01 Termination of patent right due to non-payment of annual fee