DE69321781D1 - Kodierung und Dekodierung von digitalen Daten - Google Patents
Kodierung und Dekodierung von digitalen DatenInfo
- Publication number
- DE69321781D1 DE69321781D1 DE69321781T DE69321781T DE69321781D1 DE 69321781 D1 DE69321781 D1 DE 69321781D1 DE 69321781 T DE69321781 T DE 69321781T DE 69321781 T DE69321781 T DE 69321781T DE 69321781 D1 DE69321781 D1 DE 69321781D1
- Authority
- DE
- Germany
- Prior art keywords
- encoding
- digital data
- decoding digital
- decoding
- data
- 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
-
- 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
-
- 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
-
- 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]
-
- 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
- H04N19/146—Data rate or code amount at the encoder output
- H04N19/15—Data rate or code amount at the encoder output by monitoring actual compressed data size at the memory before deciding storage at the transmission buffer
-
- 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
- H04N19/60—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
- H04N19/10—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
- H04N19/70—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
- H04N19/90—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, Expansion, Code Conversion, And Decoders (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression Of Band Width Or Redundancy In Fax (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019920013171A KR950010913B1 (ko) | 1992-07-23 | 1992-07-23 | 가변장부호화 및 복호화시스템 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69321781D1 true DE69321781D1 (de) | 1998-12-03 |
DE69321781T2 DE69321781T2 (de) | 1999-03-18 |
Family
ID=19336849
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69321781T Expired - Lifetime DE69321781T2 (de) | 1992-07-23 | 1993-07-23 | Kodierung und Dekodierung von digitalen Daten |
Country Status (6)
Country | Link |
---|---|
US (3) | US5497153A (de) |
EP (1) | EP0580454B1 (de) |
JP (4) | JP2941601B2 (de) |
KR (1) | KR950010913B1 (de) |
DE (1) | DE69321781T2 (de) |
HK (1) | HK1008711A1 (de) |
Families Citing this family (66)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5416520A (en) * | 1993-11-30 | 1995-05-16 | Intel Corporation | Multiple encoder output buffer apparatus for differential coding of video information |
KR970009408B1 (ko) * | 1994-01-18 | 1997-06-13 | 대우전자 주식회사 | 인터/인트라 테이블 선택 회로 |
FI97096C (fi) | 1994-09-13 | 1996-10-10 | Nokia Mobile Phones Ltd | Videonkompressiomenetelmä |
US5598354A (en) * | 1994-12-16 | 1997-01-28 | California Institute Of Technology | Motion video compression system with neural network having winner-take-all function |
KR0182058B1 (ko) * | 1995-05-10 | 1999-05-01 | 김광호 | 움직임 추정을 위한 다중 해상도 순환 탐색 장치 및 그 방법 |
US5825313A (en) * | 1995-08-01 | 1998-10-20 | Sony Corporation | Information signal encoding apparatus, encoding method thereof, information signal decoding method, and information signal record medium thereof |
US5694127A (en) * | 1995-10-17 | 1997-12-02 | Zapex Technologies, Inc. | Method and apparatus for efficiently generating variable length code data |
KR100219133B1 (ko) * | 1996-01-06 | 1999-09-01 | 윤종용 | 변환부호화시스템의 변환계수선택방법및그장치 |
KR100242635B1 (ko) * | 1996-01-25 | 2000-02-01 | 윤종용 | 가변장 부호화 및 가변장 복호화 시스템 |
US5818877A (en) * | 1996-03-14 | 1998-10-06 | The Regents Of The University Of California | Method for reducing storage requirements for grouped data values |
US8625665B2 (en) | 1996-09-20 | 2014-01-07 | At&T Intellectual Property Ii, L.P. | Video coder providing implicit coefficient prediction and scan adaptation for image coding and intra coding of video |
JP4166305B2 (ja) * | 1996-09-20 | 2008-10-15 | エイ・ティ・アンド・ティ・コーポレーション | ビデオの画像コーディング及びイントラコーディングのための暗黙の係数予測及び走査適合化を提供するビデオコーダー |
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 |
JP4157929B2 (ja) * | 1996-09-30 | 2008-10-01 | 株式会社ハイニックスセミコンダクター | 映像情報符号化/復号化装置 |
EP0869680A3 (de) * | 1997-04-04 | 2000-07-26 | Samsung Electronics Co., Ltd. | Verfahren und Vorrichtung zur Symboldecodierung |
US6426975B1 (en) | 1997-07-25 | 2002-07-30 | Matsushita Electric Industrial Co., Ltd. | Image processing method, image processing apparatus and data recording medium |
WO1999044368A1 (en) * | 1998-02-27 | 1999-09-02 | Kanebo Limited | Image data processing device and processing method |
US7263127B1 (en) | 1998-04-02 | 2007-08-28 | Intel Corporation | Method and apparatus for simplifying frame-based motion estimation |
US6904174B1 (en) * | 1998-12-11 | 2005-06-07 | Intel Corporation | Simplified predictive video encoder |
US7046734B2 (en) * | 1998-04-02 | 2006-05-16 | Intel Corporation | Method and apparatus for performing real-time data encoding |
US7424058B1 (en) | 2000-09-28 | 2008-09-09 | Autodesk, Inc. | Variable bit-rate encoding |
JP2002112268A (ja) * | 2000-09-29 | 2002-04-12 | Toshiba Corp | 圧縮画像データ復号装置 |
EP1391121B1 (de) | 2001-03-23 | 2012-08-15 | Nokia Corporation | Codierung variabler länge |
KR100992246B1 (ko) | 2001-11-22 | 2010-11-05 | 파나소닉 주식회사 | 부호화 방법 및 부호화 장치 |
CN1946186B (zh) * | 2001-11-22 | 2012-02-22 | 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 |
FR2835665B1 (fr) | 2002-02-04 | 2004-04-02 | Canon Kk | Codage et decodage de signal numerique |
US7016547B1 (en) * | 2002-06-28 | 2006-03-21 | Microsoft Corporation | Adaptive entropy encoding/decoding for screen capture content |
JP3707456B2 (ja) | 2002-08-12 | 2005-10-19 | ヤマハ株式会社 | 画像データ圧縮方法および画像データ伸張装置並びに伸張プログラム |
ES2297083T3 (es) | 2002-09-04 | 2008-05-01 | Microsoft Corporation | Codificacion entropica por adaptacion de la codificacion entre modos por longitud de ejecucion y por nivel. |
US7433824B2 (en) * | 2002-09-04 | 2008-10-07 | Microsoft Corporation | Entropy coding by adapting coding between level and run-length/level modes |
DE10261665B3 (de) * | 2002-12-20 | 2004-03-25 | Smiths Heimann Biometrics Gmbh | Einrichtung und Verfahren zur störungsarmen Aufnahme von hochaufgelösten zweidimensionalen Bildern |
US7724827B2 (en) * | 2003-09-07 | 2010-05-25 | Microsoft Corporation | Multi-layer run level encoding and decoding |
US7782954B2 (en) * | 2003-09-07 | 2010-08-24 | Microsoft Corporation | Scan patterns for progressive video content |
US7688894B2 (en) * | 2003-09-07 | 2010-03-30 | Microsoft Corporation | Scan patterns for interlaced video content |
US7450775B2 (en) * | 2004-03-12 | 2008-11-11 | Kabushiki Kaisha Toshiba | Image processing apparatus for efficient storage of variable block length data |
JP4442891B2 (ja) * | 2004-11-30 | 2010-03-31 | キヤノン株式会社 | 可変長符号化装置及び可変長符号化方法 |
US7693709B2 (en) | 2005-07-15 | 2010-04-06 | Microsoft Corporation | Reordering coefficients for waveform coding or decoding |
US7599840B2 (en) * | 2005-07-15 | 2009-10-06 | Microsoft Corporation | Selectively using multiple entropy models in adaptive coding and decoding |
US7684981B2 (en) * | 2005-07-15 | 2010-03-23 | Microsoft Corporation | Prediction of spectral coefficients in waveform coding and decoding |
US7933337B2 (en) * | 2005-08-12 | 2011-04-26 | Microsoft Corporation | Prediction of transform coefficients for image compression |
US7565018B2 (en) * | 2005-08-12 | 2009-07-21 | Microsoft Corporation | Adaptive coding and decoding of wide-range coefficients |
US8599925B2 (en) * | 2005-08-12 | 2013-12-03 | Microsoft Corporation | Efficient coding and decoding of transform blocks |
US8199819B2 (en) | 2005-10-21 | 2012-06-12 | Electronics And Telecommunications Research Institute | Apparatus and method for encoding and decoding moving picture using adaptive scanning |
US20070116117A1 (en) * | 2005-11-18 | 2007-05-24 | Apple Computer, Inc. | Controlling buffer states in video compression coding to enable editing and distributed encoding |
US8780997B2 (en) * | 2005-11-18 | 2014-07-15 | Apple Inc. | Regulation of decode-side processing based on perceptual masking |
US8233535B2 (en) * | 2005-11-18 | 2012-07-31 | Apple Inc. | Region-based processing of predicted pixels |
US8295343B2 (en) | 2005-11-18 | 2012-10-23 | Apple Inc. | Video bit rate control method |
US8031777B2 (en) * | 2005-11-18 | 2011-10-04 | Apple Inc. | Multipass video encoding and rate control using subsampling of frames |
WO2007063612A1 (ja) * | 2005-11-30 | 2007-06-07 | Sharp Kabushiki Kaisha | 動画像符号化装置、動画像復号装置 |
US8161207B1 (en) * | 2006-06-22 | 2012-04-17 | Marvell International Ltd. | Common block interface for data and control with handshake protocol |
KR101305319B1 (ko) * | 2006-08-22 | 2013-09-06 | 세종대학교산학협력단 | 공간임의접근을 지원하는 영상 코덱 시스템, 영상 부호화방법 및 복호화 방법 |
US8184710B2 (en) * | 2007-02-21 | 2012-05-22 | Microsoft Corporation | Adaptive truncation of transform coefficient data in a transform-based digital media codec |
EP2076049A4 (de) * | 2007-03-28 | 2011-09-14 | Panasonic Corp | Dekodierungsschaltkreis, dekodierungsverfahren, kodierungsschaltkreis und kodierungsverfahren |
US8447123B2 (en) | 2007-04-20 | 2013-05-21 | Thomson Licensing | Method and apparatus for selecting a scan path for the elements of a block in spatial domain picture encoding and decoding |
JP5039425B2 (ja) * | 2007-04-26 | 2012-10-03 | キヤノン株式会社 | 画像符号化装置及びその制御方法 |
US8031954B2 (en) | 2007-04-26 | 2011-10-04 | Canon Kabushiki Kaisha | Image encoding apparatus and control method thereof using prediction encoding and pixel classification |
US7774205B2 (en) * | 2007-06-15 | 2010-08-10 | Microsoft Corporation | Coding of sparse digital media spectral data |
KR20090097013A (ko) * | 2008-03-10 | 2009-09-15 | 삼성전자주식회사 | 영상 부호화장치 및 영상 복호화장치 |
US8179974B2 (en) | 2008-05-02 | 2012-05-15 | Microsoft Corporation | Multi-level representation of reordered transform coefficients |
US8406307B2 (en) | 2008-08-22 | 2013-03-26 | Microsoft Corporation | Entropy coding/decoding of hierarchically organized data |
GB2496194A (en) * | 2011-11-07 | 2013-05-08 | Sony Corp | Entropy encoding video data using reordering patterns |
GB2496195A (en) * | 2011-11-07 | 2013-05-08 | Sony Corp | Entropy encoding video data using reordering patterns |
KR101440731B1 (ko) * | 2013-07-23 | 2014-09-18 | 세종대학교산학협력단 | 공간임의접근을 지원하는 영상 코덱 시스템, 영상 부호화 방법 및 복호화 방법 |
US10171810B2 (en) | 2015-06-22 | 2019-01-01 | Cisco Technology, Inc. | Transform coefficient coding using level-mode and run-mode |
KR102159252B1 (ko) | 2016-02-12 | 2020-10-14 | 후아웨이 테크놀러지 컴퍼니 리미티드 | 스캔 순서 선택을 위한 방법 및 장치 |
RU2707719C1 (ru) | 2016-02-12 | 2019-11-28 | Хуавей Текнолоджиз Ко., Лтд. | Способ и устройство выбора порядка сканирования |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
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FR2589020B1 (fr) * | 1985-10-22 | 1987-11-20 | Eude Gerard | Procede de codage hybride par transformation pour la transmission de signaux d'image |
JPS62145988A (ja) * | 1985-12-20 | 1987-06-30 | Fujitsu Ltd | 適応的走査線変換画像伝送方式 |
CA1296430C (en) * | 1986-11-10 | 1992-02-25 | Masahide Kaneko | Encoding system capable of accomplishing a high efficiency by anterior and/or posterior processing to quantization |
GB8716195D0 (en) * | 1987-07-09 | 1987-08-12 | British Telecomm | Data encoding |
US4821119A (en) * | 1988-05-04 | 1989-04-11 | Bell Communications Research, Inc. | Method and apparatus for low bit-rate interframe video coding |
US4972260A (en) * | 1988-08-22 | 1990-11-20 | Matsushita Electric Industrial Co., Ltd. | Apparatus for coding a moving-picture signal |
FR2644962A1 (fr) * | 1989-03-24 | 1990-09-28 | Labo Electronique Physique | Dispositif de codage de signaux video numeriques |
FR2646575A1 (fr) * | 1989-04-26 | 1990-11-02 | Labo Electronique Physique | Procede et structure pour la compression de donnees |
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US5136371A (en) * | 1990-03-15 | 1992-08-04 | Thomson Consumer Electronics, Inc. | Digital image coding using random scanning |
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JP2959831B2 (ja) * | 1990-10-31 | 1999-10-06 | オリンパス光学工業株式会社 | 画像データの符号化装置 |
JPH04189092A (ja) * | 1990-11-22 | 1992-07-07 | Victor Co Of Japan Ltd | 直交変換符号化装置及び復号化装置 |
JPH04247770A (ja) * | 1991-02-04 | 1992-09-03 | Fujitsu Ltd | 画像データ圧縮方法および画像データ圧縮装置ならびに画像データ復元装置 |
JPH04360469A (ja) * | 1991-06-07 | 1992-12-14 | Sanyo Electric Co Ltd | 適応スキャン符号化装置 |
US5227878A (en) * | 1991-11-15 | 1993-07-13 | At&T Bell Laboratories | Adaptive coding and decoding of frames and fields of video |
EP0586225B1 (de) * | 1992-08-31 | 1998-12-23 | Victor Company Of Japan, Ltd. | Vorrichtung zur orthogonalen Transformationskodierung und -dekodierung |
US5367629A (en) * | 1992-12-18 | 1994-11-22 | Sharevision Technology, Inc. | Digital video compression system utilizing vector adaptive transform |
-
1992
- 1992-07-23 KR KR1019920013171A patent/KR950010913B1/ko not_active IP Right Cessation
-
1993
- 1993-06-22 JP JP5150277A patent/JP2941601B2/ja not_active Expired - Lifetime
- 1993-07-23 US US08/095,468 patent/US5497153A/en not_active Expired - Lifetime
- 1993-07-23 DE DE69321781T patent/DE69321781T2/de not_active Expired - Lifetime
- 1993-07-23 EP EP19930305979 patent/EP0580454B1/de not_active Expired - Lifetime
-
1995
- 1995-09-22 US US08/532,987 patent/US5602549A/en not_active Expired - Lifetime
-
1996
- 1996-12-18 US US08/768,468 patent/US5654706A/en not_active Expired - Lifetime
-
1997
- 1997-01-16 JP JP00559297A patent/JP3369422B2/ja not_active Expired - Lifetime
-
1998
- 1998-12-11 HK HK98113215A patent/HK1008711A1/xx not_active IP Right Cessation
-
2000
- 2000-04-26 JP JP2000126145A patent/JP3442028B2/ja not_active Expired - Lifetime
-
2003
- 2003-04-14 JP JP2003109245A patent/JP2003289543A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP0580454A2 (de) | 1994-01-26 |
DE69321781T2 (de) | 1999-03-18 |
JPH06125278A (ja) | 1994-05-06 |
HK1008711A1 (en) | 1999-05-07 |
KR950010913B1 (ko) | 1995-09-25 |
US5654706A (en) | 1997-08-05 |
US5602549A (en) | 1997-02-11 |
KR940003197A (ko) | 1994-02-21 |
JP2941601B2 (ja) | 1999-08-25 |
JP2003289543A (ja) | 2003-10-10 |
JPH09261078A (ja) | 1997-10-03 |
EP0580454A3 (de) | 1995-01-18 |
JP3442028B2 (ja) | 2003-09-02 |
EP0580454B1 (de) | 1998-10-28 |
US5497153A (en) | 1996-03-05 |
JP3369422B2 (ja) | 2003-01-20 |
JP2000341694A (ja) | 2000-12-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8363 | Opposition against the patent |