JP4540585B2 - 符号化装置及び復号化装置 - Google Patents

符号化装置及び復号化装置 Download PDF

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Publication number
JP4540585B2
JP4540585B2 JP2005305786A JP2005305786A JP4540585B2 JP 4540585 B2 JP4540585 B2 JP 4540585B2 JP 2005305786 A JP2005305786 A JP 2005305786A JP 2005305786 A JP2005305786 A JP 2005305786A JP 4540585 B2 JP4540585 B2 JP 4540585B2
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Japan
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data
encoding
bit
binary data
binary
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JP2005305786A
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English (en)
Japanese (ja)
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JP2007116436A (ja
JP2007116436A5 (enExample
Inventor
琢麻 千葉
浩昭 島崎
貴司 増野
啓 田坂
賢治郎 津田
達郎 重里
賀津雄 西郷
景一 石田
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 Corp
Panasonic Holdings Corp
Original Assignee
Panasonic Corp
Matsushita Electric Industrial Co Ltd
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Priority to JP2005305786A priority Critical patent/JP4540585B2/ja
Priority to US11/582,440 priority patent/US7817864B2/en
Priority to CNA2006101528208A priority patent/CN1953552A/zh
Publication of JP2007116436A publication Critical patent/JP2007116436A/ja
Publication of JP2007116436A5 publication Critical patent/JP2007116436A5/ja
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    • 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
    • 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
    • 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
    • H04N19/513—Processing of motion vectors
    • H04N19/517—Processing of motion vectors by encoding
    • 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
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive 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
    • H04N19/90—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

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  • 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)
JP2005305786A 2005-10-20 2005-10-20 符号化装置及び復号化装置 Expired - Fee Related JP4540585B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2005305786A JP4540585B2 (ja) 2005-10-20 2005-10-20 符号化装置及び復号化装置
US11/582,440 US7817864B2 (en) 2005-10-20 2006-10-18 Coding apparatus and decoding apparatus
CNA2006101528208A CN1953552A (zh) 2005-10-20 2006-10-20 编码装置及解码装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005305786A JP4540585B2 (ja) 2005-10-20 2005-10-20 符号化装置及び復号化装置

Publications (3)

Publication Number Publication Date
JP2007116436A JP2007116436A (ja) 2007-05-10
JP2007116436A5 JP2007116436A5 (enExample) 2008-09-18
JP4540585B2 true JP4540585B2 (ja) 2010-09-08

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JP2005305786A Expired - Fee Related JP4540585B2 (ja) 2005-10-20 2005-10-20 符号化装置及び復号化装置

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US (1) US7817864B2 (enExample)
JP (1) JP4540585B2 (enExample)
CN (1) CN1953552A (enExample)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4368575B2 (ja) 2002-04-19 2009-11-18 パナソニック株式会社 可変長復号化方法、可変長復号化装置およびプログラム
US8098735B2 (en) * 2006-12-21 2012-01-17 Lsi Corporation Efficient 8×8 CABAC residual block decode
US8259793B2 (en) * 2007-03-19 2012-09-04 Sony Corporation System and method of fast MPEG-4/AVC quantization
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
KR101539240B1 (ko) 2007-06-14 2015-07-30 삼성전자주식회사 영상 데이터의 엔트로피 부호화, 복호화 방법 및 장치
WO2009011558A2 (en) * 2007-07-18 2009-01-22 Humax Co., Ltd. Method and apparatus for coding and decoding using bit-precision
JP4915350B2 (ja) 2008-01-16 2012-04-11 日本電気株式会社 エントロピ符号化器、映像符号化装置、映像符号化方法および映像符号化プログラム
JP2010278668A (ja) * 2009-05-27 2010-12-09 Sony Corp 符号化装置及び符号化方法、並びに復号装置及び復号方法
US8736467B2 (en) * 2010-04-09 2014-05-27 Ntt Docomo, Inc. Adaptive binarization for arithmetic coding
JP5706771B2 (ja) * 2010-07-30 2015-04-22 キヤノン株式会社 動画像の予測符号化装置及びその制御方法、コンピュータプログラム
CN103220509B (zh) * 2012-01-21 2017-12-15 中兴通讯股份有限公司 自适应控制算术编码bin数量的方法、编码器和解码器
TWI508462B (zh) * 2012-06-11 2015-11-11 Mstar Semiconductor Inc 一元／ｋ階指數哥倫布碼之解碼方法及解碼器
US9912968B2 (en) 2014-01-24 2018-03-06 Mediatek Inc. Decoding apparatus capable of controlling repetition number of scan procedure based on at least one syntax element decoding result and related method
US10264285B2 (en) * 2014-05-22 2019-04-16 Qualcomm Incorporated Coding runs in palette-based video coding
US10750198B2 (en) 2014-05-22 2020-08-18 Qualcomm Incorporated Maximum palette parameters in palette-based video coding
KR101573334B1 (ko) 2014-08-07 2015-12-01 삼성전자주식회사 영상 데이터의 엔트로피 부호화, 복호화 방법 및 장치
KR101540563B1 (ko) 2014-12-01 2015-08-06 삼성전자주식회사 영상 데이터의 엔트로피 부호화, 복호화 방법 및 장치
KR101573684B1 (ko) 2015-03-16 2015-12-11 삼성전자주식회사 영상 데이터의 엔트로피 부호화, 복호화 방법 및 장치
CN106303519A (zh) * 2015-05-26 2017-01-04 北京君正集成电路股份有限公司 一种视频编码方法及装置
KR101573340B1 (ko) 2015-06-24 2015-12-11 삼성전자주식회사 영상 데이터의 엔트로피 부호화, 복호화 방법 및 장치
KR101731431B1 (ko) 2015-11-25 2017-04-28 삼성전자주식회사 영상 데이터의 엔트로피 부호화, 복호화 방법 및 장치
CN118887251B (zh) * 2024-10-08 2024-12-20 山东征途信息科技股份有限公司 一种基于大数据的智慧医疗交互方法及系统

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4090862B2 (ja) 2002-04-26 2008-05-28 松下電器産業株式会社 可変長符号化方法および可変長復号化方法
JP4368575B2 (ja) * 2002-04-19 2009-11-18 パナソニック株式会社 可変長復号化方法、可変長復号化装置およびプログラム
JP2003318740A (ja) * 2002-04-23 2003-11-07 Matsushita Electric Ind Co Ltd 可変長符号化方法および可変長復号化方法
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
US7609762B2 (en) * 2003-09-07 2009-10-27 Microsoft Corporation Signaling for entry point frames with predicted first field
US7286710B2 (en) * 2003-10-01 2007-10-23 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Coding of a syntax element contained in a pre-coded video signal
EP1684435A4 (en) * 2003-10-29 2007-01-10 Nec Corp DECODING DEVICE OR CODING DEVICE WHICH IS INSERTED BETWEEN AN ARITHMETIC SIGNATURE DECODER OR CODIER AND DEBINARIZER OR BINARIZER AN INTERMEDIATE BUFFER
US7379608B2 (en) * 2003-12-04 2008-05-27 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung, E.V. Arithmetic coding for transforming video and picture data units
US7660355B2 (en) * 2003-12-18 2010-02-09 Lsi Corporation Low complexity transcoding between video streams using different entropy coding
US7599435B2 (en) * 2004-01-30 2009-10-06 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Video frame encoding and decoding
US7501964B2 (en) * 2007-04-16 2009-03-10 Texas Instruments Incorporated Entropy coding for digital codecs

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Publication number Publication date
US7817864B2 (en) 2010-10-19
US20070092150A1 (en) 2007-04-26
CN1953552A (zh) 2007-04-25
JP2007116436A (ja) 2007-05-10

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