CN109417622B - 使用简单本地预测器的改进的有效性标志译码的方法和装置 - Google Patents

使用简单本地预测器的改进的有效性标志译码的方法和装置 Download PDF

Info

Publication number
CN109417622B
CN109417622B CN201780040092.8A CN201780040092A CN109417622B CN 109417622 B CN109417622 B CN 109417622B CN 201780040092 A CN201780040092 A CN 201780040092A CN 109417622 B CN109417622 B CN 109417622B
Authority
CN
China
Prior art keywords
flag
validity
context
significance
flags
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.)
Active
Application number
CN201780040092.8A
Other languages
English (en)
Chinese (zh)
Other versions
CN109417622A (zh
Inventor
S.拉瑟尔
P.安德里冯
P.博尔德斯
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.)
InterDigital VC Holdings Inc
Original Assignee
InterDigital VC Holdings 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 InterDigital VC Holdings Inc filed Critical InterDigital VC Holdings Inc
Publication of CN109417622A publication Critical patent/CN109417622A/zh
Application granted granted Critical
Publication of CN109417622B publication Critical patent/CN109417622B/zh
Active 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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]
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10—Complex mathematical operations
    • G06F17/18—Complex mathematical operations for evaluating statistical data, e.g. average values, frequency distributions, probability functions, regression analysis
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/3068—Precoding preceding compression, e.g. Burrows-Wheeler transformation
    • H03M7/3071—Prediction
    • H03M7/3073—Time
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/3068—Precoding preceding compression, e.g. Burrows-Wheeler transformation
    • H03M7/3079—Context modeling
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
    • H03M7/4006—Conversion to or from arithmetic code
    • H03M7/4012—Binary arithmetic codes
    • H03M7/4018—Context adapative binary arithmetic codes [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
    • H04N19/129—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
    • H04N19/169—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
    • H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
    • H04N19/64—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by ordering of coefficients or of bits for transmission
    • H04N19/647—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by ordering of coefficients or of bits for transmission using significance based coding, e.g. Embedded Zerotrees of Wavelets [EZW] or Set Partitioning in Hierarchical Trees [SPIHT]
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Data Mining & Analysis (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Computational Mathematics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Bioinformatics & Computational Biology (AREA)
  • Operations Research (AREA)
  • Probability & Statistics with Applications (AREA)
  • Evolutionary Biology (AREA)
  • Algebra (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Databases & Information Systems (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
CN201780040092.8A 2016-06-29 2017-06-27 使用简单本地预测器的改进的有效性标志译码的方法和装置 Active CN109417622B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP16305799.5 2016-06-29
EP16305799.5A EP3264763A1 (en) 2016-06-29 2016-06-29 Method and apparatus for improved significance flag coding using simple local predictor
PCT/EP2017/065859 WO2018002052A1 (en) 2016-06-29 2017-06-27 Method and apparatus for improved significance flag coding using simple local predictor

Publications (2)

Publication Number Publication Date
CN109417622A CN109417622A (zh) 2019-03-01
CN109417622B true CN109417622B (zh) 2022-04-19

Family

ID=56409043

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201780040092.8A Active CN109417622B (zh) 2016-06-29 2017-06-27 使用简单本地预测器的改进的有效性标志译码的方法和装置

Country Status (6)

Country Link
US (1) US11490104B2 (enExample)
EP (2) EP3264763A1 (enExample)
JP (1) JP7034101B2 (enExample)
KR (1) KR102402532B1 (enExample)
CN (1) CN109417622B (enExample)
WO (1) WO2018002052A1 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11019346B2 (en) * 2018-07-02 2021-05-25 Qualcomm Incorporated Coefficient coding with grouped bypass remaining levels for dependent quantization
AU2019343079B2 (en) 2018-09-21 2023-04-27 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Image signal encoding/decoding method and apparatus therefor
CN113711600B (zh) * 2019-04-26 2024-06-21 松下电器（美国）知识产权公司 编码装置、解码装置、编码方法和解码方法
GB2585044A (en) 2019-06-25 2020-12-30 Sony Corp Image data encoding and decoding
KR20240111208A (ko) * 2023-01-09 2024-07-16 에스케이하이닉스 주식회사 버스 반전 인코더 모듈 및 버스 반전 시스템

Family Cites Families (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101356733B1 (ko) * 2007-03-07 2014-02-05 삼성전자주식회사 컨텍스트 기반 적응적 이진 산술 부호화, 복호화 방법 및장치
US9648325B2 (en) * 2007-06-30 2017-05-09 Microsoft Technology Licensing, Llc Video decoding implementations for a graphics processing unit
BRPI1007100A2 (pt) * 2009-04-29 2016-03-01 Koninkl Philips Electronics Nv método cirúrgico endoscópico e sistema cirúrgico minimamente invasivo
US9135502B2 (en) * 2009-05-11 2015-09-15 Universitat Zu Lubeck Method for the real-time-capable, computer-assisted analysis of an image sequence containing a variable pose
EP2312854A1 (de) * 2009-10-15 2011-04-20 Siemens Aktiengesellschaft Verfahren zur Codierung von Symbolen aus einer Folge digitalisierter Bilder
US8378862B2 (en) * 2010-07-28 2013-02-19 Reserch In Motion Limited Method and device for compression of binary sequences by grouping multiple symbols
US9313514B2 (en) 2010-10-01 2016-04-12 Sharp Kabushiki Kaisha Methods and systems for entropy coder initialization
US8976861B2 (en) * 2010-12-03 2015-03-10 Qualcomm Incorporated Separately coding the position of a last significant coefficient of a video block 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
US9106913B2 (en) 2011-03-08 2015-08-11 Qualcomm Incorporated Coding of transform coefficients for video coding
US9379736B2 (en) * 2011-06-03 2016-06-28 Qualcomm Incorporated Context-adaptive coding video data
KR101625548B1 (ko) * 2011-07-15 2016-05-30 구글 테크놀로지 홀딩스 엘엘씨 변환 계수 레벨 코딩을 위한 컨텍스트 모델링 기술들
AU2011236109B2 (en) 2011-10-18 2015-02-19 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding the significance map for residual coefficients of a transform unit
KR20130049524A (ko) 2011-11-04 2013-05-14 오수미 인트라 예측 블록 생성 방법
US9641835B2 (en) * 2011-11-08 2017-05-02 Google Technology Holdings LLC Method of determining binary codewords for transform coefficients
BR112014011150B1 (pt) * 2011-11-08 2022-08-09 Google Technology Holdings LLC Método de determinação de palavras de código binárias para coeficientes de transformada
EP2595380B1 (en) * 2011-11-19 2015-10-21 BlackBerry Limited Multi-level significance map scanning
CN104012092A (zh) * 2011-12-20 2014-08-27 摩托罗拉移动有限责任公司 高效变换单元编码的方法和设备
US9635358B2 (en) * 2012-01-21 2017-04-25 Google Technology Holdings LLC Method of determining binary codewords for transform coefficients
WO2013109997A1 (en) * 2012-01-21 2013-07-25 General Instrument Corporation Method of determining binary codewords for transform coefficients
US20130195200A1 (en) * 2012-01-28 2013-08-01 Research In Motion Limited Methods and devices for context modeling to enable modular processing
US9479780B2 (en) * 2012-02-01 2016-10-25 Google Technology Holdings LLC Simplification of significance map coding
CN104995919B (zh) * 2012-02-04 2019-08-09 谷歌技术控股有限责任公司 用于最末重要系数位置编码中的上下文减少的设备和方法
US9167245B2 (en) * 2012-02-05 2015-10-20 Google Technology Holdings LLC Method of determining binary codewords for transform coefficients
JP2013192118A (ja) 2012-03-14 2013-09-26 Sharp Corp 算術復号装置、画像復号装置、算術符号化装置、および画像符号化装置
US9264706B2 (en) * 2012-04-11 2016-02-16 Qualcomm Incorporated Bypass bins for reference index coding in video coding
US9621921B2 (en) * 2012-04-16 2017-04-11 Qualcomm Incorporated Coefficient groups and coefficient coding for coefficient scans
US9350998B2 (en) * 2012-06-29 2016-05-24 Qualcomm Incorporated Coding of significance flags
CN104272735B (zh) * 2013-01-16 2018-04-13 黑莓有限公司 针对视频的上下文自适应二进制熵编码的变换系数编码
US9275078B2 (en) * 2013-09-05 2016-03-01 Ebay Inc. Estimating depth from a single image
AU2013407879B2 (en) * 2013-12-19 2017-08-10 Apple Inc. Slam on a mobile device
GB2521828A (en) 2013-12-23 2015-07-08 Sony Corp Data encoding and decoding
US9305219B2 (en) * 2014-01-23 2016-04-05 Mitsubishi Electric Research Laboratories, Inc. Method for estimating free space using a camera system
US10390471B2 (en) * 2014-07-07 2019-08-27 Douglas G. Bruce Agricultural drill/planter/coulter/disc blade with sine wave edge
US9781424B2 (en) * 2015-01-19 2017-10-03 Google Inc. Efficient context handling in arithmetic coding
US10019657B2 (en) * 2015-05-28 2018-07-10 Adobe Systems Incorporated Joint depth estimation and semantic segmentation from a single image
US10148961B2 (en) * 2015-05-29 2018-12-04 Qualcomm Incorporated Arithmetic coder with multiple window sizes
US20170140240A1 (en) * 2015-07-27 2017-05-18 Salesforce.Com, Inc. Neural network combined image and text evaluator and classifier
US10466714B2 (en) * 2016-09-01 2019-11-05 Ford Global Technologies, Llc Depth map estimation with stereo images
US9990728B2 (en) * 2016-09-09 2018-06-05 Adobe Systems Incorporated Planar region guided 3D geometry estimation from a single image
US10244261B2 (en) * 2017-01-26 2019-03-26 Google Llc Transform coefficient coding using level maps
US10992937B2 (en) * 2018-06-18 2021-04-27 Qualcomm Incorporated Coefficient coding with grouped bypass bins

Also Published As

Publication number Publication date
US20200267403A1 (en) 2020-08-20
EP3479573B1 (en) 2023-04-05
JP2019520001A (ja) 2019-07-11
KR102402532B1 (ko) 2022-05-27
KR20190032297A (ko) 2019-03-27
CN109417622A (zh) 2019-03-01
EP3264763A1 (en) 2018-01-03
WO2018002052A1 (en) 2018-01-04
EP3479573A1 (en) 2019-05-08
JP7034101B2 (ja) 2022-03-11
US11490104B2 (en) 2022-11-01

Similar Documents

Publication Publication Date Title
US11177826B2 (en) Methods and apparatus for unified significance map coding
US8401321B2 (en) Method and apparatus for context adaptive binary arithmetic coding and decoding
CN104185990B (zh) 视频译码中的系数的译码
CN104796712B (zh) 视频的解码方法
EP3087739B1 (en) Data encoding and decoding
CN104869424B (zh) 一种对视频进行解码的方法
WO2020253828A1 (zh) 一种编解码方法、装置及存储介质
CN109417622B (zh) 使用简单本地预测器的改进的有效性标志译码的方法和装置
CN104041040A (zh) 用于无损视频编码的预测残差编码
EP3603062B1 (en) Binary arithmetic coding with parameterized probability estimation finite state machines
JP2015508617A5 (enExample)
EP3306924A1 (en) Method and device for context-adaptive binary arithmetic coding a sequence of binary symbols representing a syntax element related to picture data
KR20100027385A (ko) 적응적 이진화를 이용한 영상 부호화, 복호화 방법 및 장치
WO2015194185A1 (en) Efficient palette coding for screen content codings
CN115623212B (zh) 对比特流进行子划分区间的方法和电子装置
KR20200025171A (ko) 다중 변환 선택을 사용하는 비디오 신호 처리 방법 및 장치

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