CN100542296C - 可变长度解码方法及装置 - Google Patents
可变长度解码方法及装置 Download PDFInfo
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- CN100542296C CN100542296C CNB2007100970578A CN200710097057A CN100542296C CN 100542296 C CN100542296 C CN 100542296C CN B2007100970578 A CNB2007100970578 A CN B2007100970578A CN 200710097057 A CN200710097057 A CN 200710097057A CN 100542296 C CN100542296 C CN 100542296C
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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
- H04N19/134—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
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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
- H04N19/129—Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
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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
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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
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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
- H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
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- H—ELECTRICITY
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- 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
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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
- H04N19/134—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
- H04N19/167—Position within a video image, e.g. region of interest [ROI]
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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
- H04N19/169—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
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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
- H04N19/169—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
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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
- H04N19/169—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
- H04N19/182—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 pixel
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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
- H04N19/189—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
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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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
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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
- H04N19/60—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
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- Theoretical Computer Science (AREA)
- Computing Systems (AREA)
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- Compression, Expansion, Code Conversion, And Decoders (AREA)
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Abstract
Description
Claims (2)
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
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JP118483/2002 | 2002-04-19 | ||
JP126029/2002 | 2002-04-26 | ||
JP2002126029 | 2002-04-26 | ||
JP2002363107A JP4090862B2 (ja) | 2002-04-26 | 2002-12-13 | 可変長符号化方法および可変長復号化方法 |
JP363106/2002 | 2002-12-13 | ||
PCT/JP2003/004804 WO2003092298A1 (en) | 2002-04-26 | 2003-04-16 | Variable length encoding method and variable length decoding method |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB038005948A Division CN1319385C (zh) | 2002-04-19 | 2003-04-16 | 可变长度编码方法 |
Publications (2)
Publication Number | Publication Date |
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CN101035288A CN101035288A (zh) | 2007-09-12 |
CN100542296C true CN100542296C (zh) | 2009-09-16 |
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ID=29272364
Family Applications (5)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2007100970563A Expired - Lifetime CN100542295C (zh) | 2002-04-19 | 2003-04-16 | 可变长度编码方法及装置 |
CNB2007100970578A Expired - Lifetime CN100542296C (zh) | 2002-04-19 | 2003-04-16 | 可变长度解码方法及装置 |
CNB2007100970582A Expired - Lifetime CN100542297C (zh) | 2002-04-19 | 2003-04-16 | 可变长度解码方法及装置 |
CN2008100834099A Expired - Lifetime CN101242537B (zh) | 2002-04-26 | 2003-04-16 | 编码方法 |
CNB038005182A Expired - Lifetime CN100380979C (zh) | 2002-04-26 | 2003-04-16 | 可变长解码方法 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2007100970563A Expired - Lifetime CN100542295C (zh) | 2002-04-19 | 2003-04-16 | 可变长度编码方法及装置 |
Family Applications After (3)
Application Number | Title | Priority Date | Filing Date |
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CNB2007100970582A Expired - Lifetime CN100542297C (zh) | 2002-04-19 | 2003-04-16 | 可变长度解码方法及装置 |
CN2008100834099A Expired - Lifetime CN101242537B (zh) | 2002-04-26 | 2003-04-16 | 编码方法 |
CNB038005182A Expired - Lifetime CN100380979C (zh) | 2002-04-26 | 2003-04-16 | 可变长解码方法 |
Country Status (13)
Country | Link |
---|---|
US (12) | US7742528B2 (zh) |
EP (3) | EP1843596B1 (zh) |
JP (1) | JP4090862B2 (zh) |
KR (2) | KR101019358B1 (zh) |
CN (5) | CN100542295C (zh) |
AT (3) | ATE357816T1 (zh) |
AU (1) | AU2003235172B2 (zh) |
BR (2) | BRPI0304558B1 (zh) |
CA (1) | CA2452175C (zh) |
DE (3) | DE60323698D1 (zh) |
ES (2) | ES2281640T3 (zh) |
MX (1) | MXPA03011335A (zh) |
WO (1) | WO2003092298A1 (zh) |
Families Citing this family (33)
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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 |
KR20070056059A (ko) * | 2004-08-31 | 2007-05-31 | 마쯔시다덴기산교 가부시키가이샤 | 동화상 부호화 방법 및 장치 |
JP4540585B2 (ja) | 2005-10-20 | 2010-09-08 | パナソニック株式会社 | 符号化装置及び復号化装置 |
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 |
KR101260285B1 (ko) | 2006-11-27 | 2013-05-03 | 한국과학기술원 | 다원화된 확률 모형에 기반한 비.에스.에이.씨 산술 복호화방법 |
CN101500159B (zh) * | 2008-01-31 | 2012-01-11 | 华为技术有限公司 | 一种图像熵编码、熵解码的方法及装置 |
JP5258664B2 (ja) * | 2009-04-14 | 2013-08-07 | 株式会社エヌ・ティ・ティ・ドコモ | 画像符号化装置、方法およびプログラム、並びに、画像復号装置、方法およびプログラム |
MX2012004569A (es) * | 2009-10-20 | 2012-06-08 | Fraunhofer Ges Forschung | Codificador de audio, decodificador de audio, metodo para codificar informacion de audio, metodo para decodificar informacion de audio y programa de computacion que usa la deteccion de un grupo de valores espectrales previamente decodificados. |
CN104639941B (zh) * | 2009-10-29 | 2018-03-27 | 太阳专利托管公司 | 图像解码方法及图像解码装置 |
CN102598661B (zh) * | 2009-11-02 | 2015-04-15 | 松下电器(美国)知识产权公司 | 图像编码方法、图像解码方法、图像编码装置及图像解码装置 |
KR101339058B1 (ko) | 2010-01-12 | 2013-12-10 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 오디오 인코더, 오디오 디코더, 오디오 정보 인코딩 방법, 오디오 정보 디코딩 방법, 및 유효 상태 값들과 구간 경계들을 모두 기술하는 해시 테이블을 이용하는 컴퓨터 프로그램 |
KR20150013776A (ko) | 2010-04-09 | 2015-02-05 | 미쓰비시덴키 가부시키가이샤 | 동화상 부호화 장치 및 동화상 복호 장치 |
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US9042440B2 (en) | 2010-12-03 | 2015-05-26 | Qualcomm Incorporated | Coding the position of a last significant coefficient within a video block based on a scanning order for the block in video coding |
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US8755620B2 (en) | 2011-01-12 | 2014-06-17 | Panasonic Corporation | Image coding method, image decoding method, image coding apparatus, image decoding apparatus, and image coding and decoding apparatus for performing arithmetic coding and/or arithmetic decoding |
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US9106913B2 (en) | 2011-03-08 | 2015-08-11 | Qualcomm Incorporated | Coding of transform coefficients for video coding |
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JP5787135B2 (ja) * | 2011-04-06 | 2015-09-30 | ソニー株式会社 | 画像処理装置および方法、プログラム、並びに、記録媒体 |
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WO2013069246A1 (ja) | 2011-11-07 | 2013-05-16 | パナソニック株式会社 | 画像符号化方法、画像復号方法、画像符号化装置、画像復号装置、および画像符号化復号装置 |
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