NO20074463A - Metode for entropikoding av transformasjonskoeffisienter i videokomprimeringssystemer - Google Patents
Metode for entropikoding av transformasjonskoeffisienter i videokomprimeringssystemerInfo
- Publication number
- NO20074463A NO20074463A NO20074463A NO20074463A NO20074463A NO 20074463 A NO20074463 A NO 20074463A NO 20074463 A NO20074463 A NO 20074463A NO 20074463 A NO20074463 A NO 20074463A NO 20074463 A NO20074463 A NO 20074463A
- Authority
- NO
- Norway
- Prior art keywords
- transform coefficients
- entropy coding
- video compression
- compression systems
- systems
- Prior art date
Links
- 230000006835 compression Effects 0.000 title 1
- 238000007906 compression Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
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
- 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
- H04N19/102—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
- H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
-
- 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
- H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
- H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
-
- 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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
-
- 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
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NO20074463A NO326724B1 (no) | 2007-09-03 | 2007-09-03 | Metode for entropikoding av transformasjonskoeffisienter i videokomprimeringssystemer |
US12/202,568 US20090116550A1 (en) | 2007-09-03 | 2008-09-02 | Video compression system, method and computer program product using entropy prediction values |
PCT/NO2008/000313 WO2009031904A2 (en) | 2007-09-03 | 2008-09-03 | Method for alternating entropy coding |
EP08829573.8A EP2196031B1 (en) | 2007-09-03 | 2008-09-03 | Method for alternating entropy coding |
CN200880112350XA CN101836453B (zh) | 2007-09-03 | 2008-09-03 | 用于交替熵编码的方法 |
JP2010523975A JP5145421B2 (ja) | 2007-09-03 | 2008-09-03 | 代替え的エントロピー符号化方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NO20074463A NO326724B1 (no) | 2007-09-03 | 2007-09-03 | Metode for entropikoding av transformasjonskoeffisienter i videokomprimeringssystemer |
Publications (2)
Publication Number | Publication Date |
---|---|
NO20074463A true NO20074463A (no) | 2009-02-02 |
NO326724B1 NO326724B1 (no) | 2009-02-02 |
Family
ID=40404439
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO20074463A NO326724B1 (no) | 2007-09-03 | 2007-09-03 | Metode for entropikoding av transformasjonskoeffisienter i videokomprimeringssystemer |
Country Status (6)
Country | Link |
---|---|
US (1) | US20090116550A1 (no) |
EP (1) | EP2196031B1 (no) |
JP (1) | JP5145421B2 (no) |
CN (1) | CN101836453B (no) |
NO (1) | NO326724B1 (no) |
WO (1) | WO2009031904A2 (no) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9183181B2 (en) | 2011-01-10 | 2015-11-10 | Cisco Technology, Inc. | Integer matrix transform video compression system, method and computer program product |
PL2768145T3 (pl) * | 2011-01-14 | 2016-07-29 | Ge Video Compression Llc | Schemat kodowania i dekodowania entropijnego |
WO2013066267A1 (en) | 2011-10-31 | 2013-05-10 | Nanyang Technological University | Lossless image and video compression |
US9978156B2 (en) * | 2012-10-03 | 2018-05-22 | Avago Technologies General Ip (Singapore) Pte. Ltd. | High-throughput image and video compression |
SG10201703488RA (en) | 2012-10-31 | 2017-05-30 | Univ Nanyang Tech | Multi-screen media delivery systems and methods |
NO336215B1 (no) * | 2012-12-27 | 2015-06-15 | Pexip AS | Simultan og sløyfefri vektorberegning av alle run-level par i videokomprimering. |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20070058715A1 (en) * | 2005-09-09 | 2007-03-15 | Samsung Electronics Co., Ltd. | Apparatus and method for image encoding and decoding and recording medium having recorded thereon a program for performing the method |
EP1773071A2 (en) * | 2005-09-16 | 2007-04-11 | Samsung Electronics Co., Ltd. | Method of and apparatus for lossless video encoding and decoding |
US20070098067A1 (en) * | 2005-11-02 | 2007-05-03 | Samsung Electronics Co., Ltd. | Method and apparatus for video encoding/decoding |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2885322B2 (ja) * | 1990-03-27 | 1999-04-19 | 日本ビクター株式会社 | フィールド間予測符号化装置及び復号化装置 |
JP3348310B2 (ja) * | 1992-09-28 | 2002-11-20 | ソニー株式会社 | 動画像符号化方法および動画像符号化装置 |
KR0155784B1 (ko) * | 1993-12-16 | 1998-12-15 | 김광호 | 영상데이타의 적응형 가변장 부호화/복호화방법 |
US6222881B1 (en) * | 1994-10-18 | 2001-04-24 | Intel Corporation | Using numbers of non-zero quantized transform signals and signal differences to determine when to encode video signals using inter-frame or intra-frame encoding |
KR0139162B1 (ko) * | 1994-11-30 | 1998-05-15 | 김광호 | 부호어재배정을 이용한 가변장부호화장치 및 복호화장치 |
US6341144B1 (en) * | 1996-09-20 | 2002-01-22 | At&T Corp. | Video coder providing implicit coefficient prediction and scan adaptation for image coding and intra coding of video |
US6393060B1 (en) * | 1997-12-31 | 2002-05-21 | Lg Electronics Inc. | Video coding and decoding method and its apparatus |
AU3573099A (en) * | 1998-04-24 | 1999-11-16 | Rockwell Science Center, Llc | N-bit video coder and method of extending an 8-bit mpeg video coder |
US6563953B2 (en) * | 1998-11-30 | 2003-05-13 | Microsoft Corporation | Predictive image compression using a single variable length code for both the luminance and chrominance blocks for each macroblock |
CN1301014C (zh) * | 2001-11-22 | 2007-02-14 | 松下电器产业株式会社 | 可变长度编码方法以及可变长度解码方法 |
JP2003319395A (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 |
US6784811B1 (en) * | 2003-03-31 | 2004-08-31 | Scopus Network Technologies Ltd. | System and a method for an ultra-low delay MPEG-syntax video codec |
CN1658673A (zh) * | 2005-03-23 | 2005-08-24 | 南京大学 | 视频压缩编解码方法 |
JP4114885B2 (ja) * | 2005-10-31 | 2008-07-09 | 松下電器産業株式会社 | 画像符号化装置、方法、及びプログラム |
US7796825B2 (en) * | 2007-02-16 | 2010-09-14 | Cisco Technology, Inc. | Losslessly improving compression of compressed image data |
-
2007
- 2007-09-03 NO NO20074463A patent/NO326724B1/no not_active IP Right Cessation
-
2008
- 2008-09-02 US US12/202,568 patent/US20090116550A1/en not_active Abandoned
- 2008-09-03 JP JP2010523975A patent/JP5145421B2/ja not_active Expired - Fee Related
- 2008-09-03 EP EP08829573.8A patent/EP2196031B1/en active Active
- 2008-09-03 CN CN200880112350XA patent/CN101836453B/zh active Active
- 2008-09-03 WO PCT/NO2008/000313 patent/WO2009031904A2/en active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20070058715A1 (en) * | 2005-09-09 | 2007-03-15 | Samsung Electronics Co., Ltd. | Apparatus and method for image encoding and decoding and recording medium having recorded thereon a program for performing the method |
EP1773071A2 (en) * | 2005-09-16 | 2007-04-11 | Samsung Electronics Co., Ltd. | Method of and apparatus for lossless video encoding and decoding |
US20070098067A1 (en) * | 2005-11-02 | 2007-05-03 | Samsung Electronics Co., Ltd. | Method and apparatus for video encoding/decoding |
Also Published As
Publication number | Publication date |
---|---|
EP2196031B1 (en) | 2013-05-01 |
CN101836453B (zh) | 2012-09-26 |
WO2009031904A3 (en) | 2009-05-14 |
US20090116550A1 (en) | 2009-05-07 |
NO326724B1 (no) | 2009-02-02 |
JP2010538575A (ja) | 2010-12-09 |
JP5145421B2 (ja) | 2013-02-20 |
CN101836453A (zh) | 2010-09-15 |
EP2196031A2 (en) | 2010-06-16 |
WO2009031904A2 (en) | 2009-03-12 |
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Legal Events
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MM1K | Lapsed by not paying the annual fees |