CN102158704B - 转换成中间格式的两步算术解码 - Google Patents

转换成中间格式的两步算术解码 Download PDF

Info

Publication number
CN102158704B
CN102158704B CN2011101290741A CN201110129074A CN102158704B CN 102158704 B CN102158704 B CN 102158704B CN 2011101290741 A CN2011101290741 A CN 2011101290741A CN 201110129074 A CN201110129074 A CN 201110129074A CN 102158704 B CN102158704 B CN 102158704B
Authority
CN
China
Prior art keywords
bit stream
decoding
valuedization
many
unit
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
CN2011101290741A
Other languages
English (en)
Chinese (zh)
Other versions
CN102158704A (zh
Inventor
东岛胜义
井口雅保
安倍清史
樋田博明
西孝启
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of CN102158704A publication Critical patent/CN102158704A/zh
Application granted granted Critical
Publication of CN102158704B publication Critical patent/CN102158704B/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • 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
    • 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
    • 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
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/40—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video transcoding, i.e. partial or full decoding of a coded input stream followed by re-encoding of the decoded output 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
    • H04N19/70—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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/89—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving methods or arrangements for detection of transmission errors at the decoder
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
CN2011101290741A 2004-11-09 2005-11-02 转换成中间格式的两步算术解码 Expired - Fee Related CN102158704B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2004325533 2004-11-09
JP325533/04 2004-11-09

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN2005800345260A Division CN101040535B (zh) 2004-11-09 2005-11-02 转换成中间格式的两步算术解码

Publications (2)

Publication Number Publication Date
CN102158704A CN102158704A (zh) 2011-08-17
CN102158704B true CN102158704B (zh) 2013-05-08

Family

ID=35617782

Family Applications (4)

Application Number Title Priority Date Filing Date
CN2011101290741A Expired - Fee Related CN102158704B (zh) 2004-11-09 2005-11-02 转换成中间格式的两步算术解码
CN2012101928140A Pending CN102752590A (zh) 2004-11-09 2005-11-02 转换成中间格式的两步算术解码
CN2012103825204A Pending CN102892001A (zh) 2004-11-09 2005-11-02 转换成中间格式的两步算术解码
CN2005800345260A Expired - Fee Related CN101040535B (zh) 2004-11-09 2005-11-02 转换成中间格式的两步算术解码

Family Applications After (3)

Application Number Title Priority Date Filing Date
CN2012101928140A Pending CN102752590A (zh) 2004-11-09 2005-11-02 转换成中间格式的两步算术解码
CN2012103825204A Pending CN102892001A (zh) 2004-11-09 2005-11-02 转换成中间格式的两步算术解码
CN2005800345260A Expired - Fee Related CN101040535B (zh) 2004-11-09 2005-11-02 转换成中间格式的两步算术解码

Country Status (6)

Country Link
US (4) US7724830B2 (enExample)
EP (1) EP1810521A1 (enExample)
JP (2) JP4299357B2 (enExample)
KR (1) KR101208233B1 (enExample)
CN (4) CN102158704B (enExample)
WO (1) WO2006051796A1 (enExample)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8034526B2 (en) 2006-09-07 2011-10-11 Ricoh Company Limited Method for manufacturing toner and toner
JP4902854B2 (ja) * 2006-09-12 2012-03-21 パナソニック株式会社 動画像復号化装置、動画像復号化方法、動画像復号化プログラム、動画像符号化装置、動画像符号化方法、動画像符号化プログラム、及び動画像符号化復号化装置
JP4865509B2 (ja) * 2006-11-01 2012-02-01 キヤノン株式会社 復号装置及び復号方法
WO2008129855A1 (ja) * 2007-04-11 2008-10-30 Panasonic Corporation 画像データ復号化装置、画像データ復号化方法
US7839311B2 (en) * 2007-08-31 2010-11-23 Qualcomm Incorporated Architecture for multi-stage decoding of a CABAC bitstream
JP4894793B2 (ja) * 2008-03-17 2012-03-14 富士通株式会社 デコード方法、デコーダ及びデコード装置
US8542748B2 (en) 2008-03-28 2013-09-24 Sharp Laboratories Of America, Inc. Methods and systems for parallel video encoding and decoding
JP5361577B2 (ja) * 2009-07-06 2013-12-04 キヤノン株式会社 映像復号化装置及び映像復号化方法
US9537967B2 (en) 2009-08-17 2017-01-03 Akamai Technologies, Inc. Method and system for HTTP-based stream delivery
WO2011129052A1 (ja) * 2010-04-13 2011-10-20 パナソニック株式会社 画像復号装置、画像符号化装置、画像復号方法および画像符号化方法
US8344917B2 (en) 2010-09-30 2013-01-01 Sharp Laboratories Of America, Inc. Methods and systems for context initialization in video coding and decoding
US9313514B2 (en) 2010-10-01 2016-04-12 Sharp Kabushiki Kaisha Methods and systems for entropy coder initialization
US20120265853A1 (en) * 2010-12-17 2012-10-18 Akamai Technologies, Inc. Format-agnostic streaming architecture using an http network for streaming
US8880633B2 (en) 2010-12-17 2014-11-04 Akamai Technologies, Inc. Proxy server with byte-based include interpreter
US20140023137A1 (en) * 2011-03-31 2014-01-23 Thomson Licensing Techniques for context-adaptive binary data arithmetic coding (cabac) decoding
CN104350747B (zh) * 2012-06-22 2017-11-21 威勒斯媒体国际有限公司 图像解码方法、图像解码装置及图像编解码装置
WO2014107029A1 (ko) * 2013-01-02 2014-07-10 엘지전자 주식회사 비디오 신호 처리 방법 및 장치
JP6212345B2 (ja) * 2013-10-02 2017-10-11 ルネサスエレクトロニクス株式会社 動画像符号化装置およびその動作方法
WO2017041271A1 (en) * 2015-09-10 2017-03-16 Mediatek Singapore Pte. Ltd. Efficient context modeling for coding a block of data
EP3461131B1 (en) * 2016-05-20 2025-10-29 Panasonic Intellectual Property Corporation of America Coding device, decoding device, coding method and decoding method

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1162872A (zh) * 1996-01-25 1997-10-22 三星电子株式会社 可变长编码及可变长译码方法和装置
CN1290068A (zh) * 1996-01-25 2001-04-04 三星电子株式会社 对图像内的对象进行算术编码及译码的方法

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE256951T1 (de) * 1990-03-05 2004-01-15 Canon Kk Bildverarbeitungsgerät
US5654702A (en) * 1994-12-16 1997-08-05 National Semiconductor Corp. Syntax-based arithmetic coding for low bit rate videophone
JP2003319391A (ja) * 2002-04-26 2003-11-07 Sony Corp 符号化装置および方法、復号装置および方法、記録媒体、並びにプログラム
US7305036B2 (en) * 2002-05-14 2007-12-04 Broadcom Corporation System and method for entropy code preprocessing
US7469012B2 (en) 2002-05-14 2008-12-23 Broadcom Corporation System and method for transcoding entropy-coded bitstreams
JP4240283B2 (ja) 2002-10-10 2009-03-18 ソニー株式会社 復号装置及び復号方法
JP2004136261A (ja) 2002-10-16 2004-05-13 Masaaki Takarada 単極電磁場
US6927710B2 (en) 2002-10-30 2005-08-09 Lsi Logic Corporation Context based adaptive binary arithmetic CODEC architecture for high quality video compression and decompression
US7769088B2 (en) * 2003-05-28 2010-08-03 Broadcom Corporation Context adaptive binary arithmetic code decoding engine
US7472151B2 (en) * 2003-06-20 2008-12-30 Broadcom Corporation System and method for accelerating arithmetic decoding of video data
US6894628B2 (en) * 2003-07-17 2005-05-17 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Apparatus and methods for entropy-encoding or entropy-decoding using an initialization of context variables
US6900748B2 (en) * 2003-07-17 2005-05-31 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Method and apparatus for binarization and arithmetic coding of a data value
US7688895B2 (en) * 2003-07-22 2010-03-30 Lsi Corporation Method and/or circuit for binary arithmetic decoding decisions before termination
JP4699685B2 (ja) * 2003-08-21 2011-06-15 パナソニック株式会社 信号処理装置及びそれを用いた電子機器
KR100801364B1 (ko) 2003-10-29 2008-02-05 닛본 덴끼 가부시끼가이샤 산술부호의 복호기 또는 부호화기와 역2치화 변환기 또는2치화 변환기의 사이에 중간 버퍼가 삽입된 복호장치 또는부호화 장치
JP2005184232A (ja) * 2003-12-17 2005-07-07 Sony Corp 符号化装置、プログラム、およびデータ処理方法
US20050201629A1 (en) * 2004-03-09 2005-09-15 Nokia Corporation Method and system for scalable binarization of video data
US7480335B2 (en) * 2004-05-21 2009-01-20 Broadcom Corporation Video decoder for decoding macroblock adaptive field/frame coded video data with spatial prediction
US20060126744A1 (en) * 2004-12-10 2006-06-15 Liang Peng Two pass architecture for H.264 CABAC decoding process
US7518536B2 (en) * 2007-03-30 2009-04-14 Hong Kong Applied Science And Technology Research Institute Co. Ltd. Method and apparatus for debinarization of digital video data during decoding
US7443318B2 (en) * 2007-03-30 2008-10-28 Hong Kong Applied Science And Technology Research Institute Co. Ltd. High speed context memory implementation for H.264

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1162872A (zh) * 1996-01-25 1997-10-22 三星电子株式会社 可变长编码及可变长译码方法和装置
CN1290068A (zh) * 1996-01-25 2001-04-04 三星电子株式会社 对图像内的对象进行算术编码及译码的方法
CN1290067A (zh) * 1996-01-25 2001-04-04 三星电子株式会社 对图像内的对象按段数据进行编码及译码方法

Also Published As

Publication number Publication date
WO2006051796A1 (en) 2006-05-18
KR20070084128A (ko) 2007-08-24
US8081683B2 (en) 2011-12-20
US20090225865A1 (en) 2009-09-10
CN102892001A (zh) 2013-01-23
CN102158704A (zh) 2011-08-17
JP2008182700A (ja) 2008-08-07
US20140064358A1 (en) 2014-03-06
US20100232496A1 (en) 2010-09-16
US20100232516A1 (en) 2010-09-16
EP1810521A1 (en) 2007-07-25
US8406308B2 (en) 2013-03-26
CN101040535A (zh) 2007-09-19
CN102752590A (zh) 2012-10-24
JP2008523644A (ja) 2008-07-03
US7724830B2 (en) 2010-05-25
JP4299357B2 (ja) 2009-07-22
CN101040535B (zh) 2011-07-06
KR101208233B1 (ko) 2012-12-04
US8867612B2 (en) 2014-10-21
JP5069571B2 (ja) 2012-11-07

Similar Documents

Publication Publication Date Title
CN102158704B (zh) 转换成中间格式的两步算术解码
US10489426B2 (en) Category-prefixed data batching of coded media data in multiple categories
TW392391B (en) Variable length code detection in a signal processing system
US7061410B1 (en) Method and/or apparatus for transcoding between H.264 CABAC and CAVLC entropy coding modes
US20020163965A1 (en) Video frame compression/decompression hardware system
TW200421878A (en) Picture buffering for prediction references and display
US7936938B2 (en) Methods and devices for encoding a digital image signal and associated decoding methods and devices
JPH05211616A (ja) マルチモード・データ・ストリーム・ジェネレータ
US6185339B1 (en) Bit stream analyzing method and apparatus
TW201228247A (en) Image encoding device, and image encoding method
KR950017981A (ko) 데이터의 병렬 부호화와 해독화 방법 및 장치
TWI273779B (en) Method and apparatus for optimized lossless compression using a plurality of coders
KR20110025444A (ko) 구문 요소에 기초한 비트스트림 생성 방법 및 장치
JP4825644B2 (ja) 画像復号装置、画像符号化装置、およびシステムｌｓｉ
JP2005065168A (ja) 画像圧縮装置及び画像圧縮方法
CN1787641B (zh) 图像信息解码方法和图像信息编码方法
US8625677B2 (en) Apparatus processing video stream
US10805623B2 (en) Method for encoding and decoding data, device for encoding and decoding data, and corresponding computer programs
CN110191341B (zh) 一种深度数据的编码方法和解码方法
CN118354076A (zh) 基于fpga的png图像编码架构
CN101268697B (zh) 编码器和解码器
US8675734B2 (en) Method and apparatus for coding and decoding using bit-precision
EP4224852A1 (en) Video encoding and decoding methods, encoder, decoder, and storage medium
KR100686354B1 (ko) 가변 트리를 이용한 허프만 복호화 방법 및 장치
JP2002290742A (ja) 画像エラーストリーム補正方法及び復号化装置

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130508

Termination date: 20181102