DE60323171D1 - Kodierungsverfahren mit variabler Länge - Google Patents
Kodierungsverfahren mit variabler LängeInfo
- Publication number
- DE60323171D1 DE60323171D1 DE60323171T DE60323171T DE60323171D1 DE 60323171 D1 DE60323171 D1 DE 60323171D1 DE 60323171 T DE60323171 T DE 60323171T DE 60323171 T DE60323171 T DE 60323171T DE 60323171 D1 DE60323171 D1 DE 60323171D1
- Authority
- DE
- Germany
- Prior art keywords
- coding
- variable length
- coefficients
- block
- coding method
- 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 - Lifetime
Links
Classifications
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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
- H04N19/136—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
- H04N19/90—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
- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/10—Flow control; Congestion control
- H04L47/29—Flow control; Congestion control using a combination of thresholds
-
- 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
- H04N19/13—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
- H04N19/134—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
-
- 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
- H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
-
- 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
- H04N19/10—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
- H04N19/10—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
-
- 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
- H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
-
- 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
-
- 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
- H04N19/93—Run-length 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
- H04N19/169—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
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002118483 | 2002-04-19 | ||
JP2002126029 | 2002-04-26 | ||
JP2002363106A JP4368575B2 (ja) | 2002-04-19 | 2002-12-13 | 可変長復号化方法、可変長復号化装置およびプログラム |
Publications (1)
Publication Number | Publication Date |
---|---|
DE60323171D1 true DE60323171D1 (de) | 2008-10-02 |
Family
ID=29255105
Family Applications (5)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE2003618918 Expired - Lifetime DE60318918T2 (de) | 2002-04-19 | 2003-04-16 | Decodierungsverfahren mit variabler Länge |
DE60321406T Expired - Lifetime DE60321406D1 (de) | 2002-04-19 | 2003-04-16 | Decodierungsverfahren mit variabler Länge |
DE60323171T Expired - Lifetime DE60323171D1 (de) | 2002-04-19 | 2003-04-16 | Kodierungsverfahren mit variabler Länge |
DE60311734T Expired - Lifetime DE60311734T2 (de) | 2002-04-19 | 2003-04-16 | Codierungsverfahren mit variabler länge und decodierungsverfahren mit variabler länge |
DE60329873T Expired - Lifetime DE60329873D1 (de) | 2002-04-19 | 2003-04-16 | Kodierungs- und Dekodierungsverfahren mit variabler Länge |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE2003618918 Expired - Lifetime DE60318918T2 (de) | 2002-04-19 | 2003-04-16 | Decodierungsverfahren mit variabler Länge |
DE60321406T Expired - Lifetime DE60321406D1 (de) | 2002-04-19 | 2003-04-16 | Decodierungsverfahren mit variabler Länge |
Family Applications After (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60311734T Expired - Lifetime DE60311734T2 (de) | 2002-04-19 | 2003-04-16 | Codierungsverfahren mit variabler länge und decodierungsverfahren mit variabler länge |
DE60329873T Expired - Lifetime DE60329873D1 (de) | 2002-04-19 | 2003-04-16 | Kodierungs- und Dekodierungsverfahren mit variabler Länge |
Country Status (17)
Country | Link |
---|---|
US (12) | US7305035B2 (de) |
EP (13) | EP1744560B1 (de) |
JP (1) | JP4368575B2 (de) |
KR (8) | KR101001478B1 (de) |
CN (1) | CN1319385C (de) |
AT (5) | ATE354258T1 (de) |
AU (1) | AU2003235171C1 (de) |
BR (2) | BR0304543A (de) |
CA (2) | CA2625292C (de) |
DE (5) | DE60318918T2 (de) |
DK (5) | DK2765707T3 (de) |
ES (11) | ES2332159T3 (de) |
HU (1) | HUE044271T2 (de) |
MX (1) | MXPA03011198A (de) |
PT (7) | PT2919390T (de) |
SI (2) | SI1742484T1 (de) |
WO (1) | WO2003090472A1 (de) |
Families Citing this family (29)
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CN101448162B (zh) | 2001-12-17 | 2013-01-02 | 微软公司 | 处理视频图像的方法 |
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 |
JP2005004718A (ja) * | 2003-05-16 | 2005-01-06 | Canon Inc | 信号処理装置及び制御方法 |
US10554985B2 (en) | 2003-07-18 | 2020-02-04 | Microsoft Technology Licensing, Llc | DC coefficient signaling at small quantization step sizes |
US20070230805A1 (en) * | 2004-07-27 | 2007-10-04 | Yoshihisa Yamada | Coded Data Recording Apparatus, Decoding Apparatus and Program |
KR101455578B1 (ko) * | 2005-09-26 | 2014-10-29 | 미쓰비시덴키 가부시키가이샤 | 동화상 부호화 장치 및 동화상 복호 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 |
US7903973B1 (en) * | 2005-12-23 | 2011-03-08 | Lockheed Martin Corporation | Dynamic temporal duration optical transmission privacy |
JP4863840B2 (ja) * | 2006-10-27 | 2012-01-25 | 株式会社リコー | 画素形成装置、光走査装置、光走査方法、画像形成装置、カラー画像形成装置 |
KR100987028B1 (ko) * | 2008-08-20 | 2010-10-11 | 연세대학교 산학협력단 | 무작위 데이터가 가지는 정렬 구조의 불확실성을 산출하는 장치 및 그 방법, 상기 방법을 구현하는 프로그램이 기록된기록매체 |
TR201001101A2 (tr) * | 2010-02-12 | 2011-09-21 | Vestel Elektroni̇k Sanayi̇ Ve Ti̇caret A.Ş. | Bir veri sıkıştırma metodu. |
EP2555524A4 (de) * | 2010-04-01 | 2016-01-06 | Sony Corp | Bildverarbeitungsvorrichtung und -verfahren |
US8410959B2 (en) | 2010-04-09 | 2013-04-02 | Qualcomm, Incorporated | Variable length codes for coding of video data |
US20120082230A1 (en) * | 2010-10-01 | 2012-04-05 | Qualcomm Incorporated | Variable length coding of video block coefficients |
US9490839B2 (en) | 2011-01-03 | 2016-11-08 | Qualcomm Incorporated | Variable length coding of video block coefficients |
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 |
US8687904B2 (en) | 2011-01-14 | 2014-04-01 | Panasonic Corporation | Image coding method, image coding apparatus, image decoding method, image decoding apparatus, and image coding and decoding apparatus which include arithmetic coding or arithmetic decoding |
US9516316B2 (en) * | 2011-06-29 | 2016-12-06 | Qualcomm Incorporated | VLC coefficient coding for large chroma block |
US9338456B2 (en) | 2011-07-11 | 2016-05-10 | Qualcomm Incorporated | Coding syntax elements using VLC codewords |
KR101710633B1 (ko) * | 2011-08-05 | 2017-02-27 | 삼성전자주식회사 | 자동 초점 조절 방법, 자동 초점 조절 장치, 및 이를 포함하는 디지털 촬영장치 |
WO2013065262A1 (ja) * | 2011-11-04 | 2013-05-10 | 日本電気株式会社 | 映像符号化装置、映像復号装置、映像符号化方法、映像復号方法およびプログラム |
CN105940676B (zh) * | 2014-01-24 | 2019-06-21 | 联发科技股份有限公司 | 解码装置与相关的解码方法 |
US10171810B2 (en) | 2015-06-22 | 2019-01-01 | Cisco Technology, Inc. | Transform coefficient coding using level-mode and run-mode |
CN109691043B (zh) * | 2016-09-06 | 2021-02-23 | 联发科技股份有限公司 | 无线通信系统中有效编码切换方法、用户设备及相关存储器 |
JP2018085008A (ja) * | 2016-11-25 | 2018-05-31 | 株式会社ジャパンディスプレイ | 画像処理装置および画像処理装置の画像処理方法 |
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US10728555B1 (en) * | 2019-02-06 | 2020-07-28 | Sony Corporation | Embedded codec (EBC) circuitry for position dependent entropy coding of residual level data |
CN112399181B (zh) | 2019-08-19 | 2022-08-26 | 华为技术有限公司 | 图像编解码的方法、装置和存储介质 |
CN113889046B (zh) * | 2020-07-02 | 2022-12-09 | 京东方科技集团股份有限公司 | 显示面板及其驱动方法、以及显示装置 |
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