DE69322713D1 - Vorrichtung zur orthogonalen Transformationskodierung und -dekodierung - Google Patents
Vorrichtung zur orthogonalen Transformationskodierung und -dekodierungInfo
- Publication number
- DE69322713D1 DE69322713D1 DE69322713T DE69322713T DE69322713D1 DE 69322713 D1 DE69322713 D1 DE 69322713D1 DE 69322713 T DE69322713 T DE 69322713T DE 69322713 T DE69322713 T DE 69322713T DE 69322713 D1 DE69322713 D1 DE 69322713D1
- Authority
- DE
- Germany
- Prior art keywords
- decoding
- orthogonal transformation
- transformation coding
- coding
- orthogonal
- 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
- H04N19/48—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using compressed domain processing techniques other than decoding, e.g. modification of transform coefficients, variable length coding [VLC] data or run-length data
-
- 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
- H04N19/129—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
- H04N19/136—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
- H04N19/134—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
- H04N19/149—Data rate or code amount at the encoder output by estimating the code amount by means of a model, e.g. mathematical model or statistical model
-
- 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
-
- 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
- H04N19/10—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
-
- 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
- H04N19/152—Data rate or code amount at the encoder output by measuring the fullness of 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
- H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
-
- 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
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP25587092A JP3211989B2 (ja) | 1992-08-31 | 1992-08-31 | 直交変換符号化装置及び復号化装置 |
JP9228593A JPH06284406A (ja) | 1993-03-26 | 1993-03-26 | 直交変換符号化装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69322713D1 true DE69322713D1 (de) | 1999-02-04 |
DE69322713T2 DE69322713T2 (de) | 1999-05-06 |
Family
ID=26433735
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69322713T Expired - Lifetime DE69322713T2 (de) | 1992-08-31 | 1993-08-31 | Vorrichtung zur orthogonalen Transformationskodierung und -dekodierung |
Country Status (3)
Country | Link |
---|---|
US (3) | US5424778A (de) |
EP (1) | EP0586225B1 (de) |
DE (1) | DE69322713T2 (de) |
Families Citing this family (45)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR950010913B1 (ko) * | 1992-07-23 | 1995-09-25 | 삼성전자주식회사 | 가변장부호화 및 복호화시스템 |
US5714950A (en) * | 1992-07-23 | 1998-02-03 | Samsung Electronics Co., Ltd. | System for variable-length-coding and variable-length-decoding digitaldata |
US5592228A (en) * | 1993-03-04 | 1997-01-07 | Kabushiki Kaisha Toshiba | Video encoder using global motion estimation and polygonal patch motion estimation |
JPH0787448A (ja) * | 1993-06-30 | 1995-03-31 | Victor Co Of Japan Ltd | デジタル映像信号の符号化回路及び復号化回路 |
KR0131715B1 (ko) * | 1994-07-25 | 1998-04-16 | 조백제 | 주사방식 변환회로 |
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 |
US5978514A (en) | 1994-11-10 | 1999-11-02 | Kabushiki Kaisha Toshiba | Image data coding and decoding system for efficiently compressing information using the shape and position of the image content |
JP3279852B2 (ja) * | 1994-12-14 | 2002-04-30 | 株式会社日立製作所 | 信号復号装置 |
KR0139164B1 (ko) * | 1994-12-19 | 1998-06-01 | 김광호 | 적응적 직교변환부호화 장치 |
JPH08256266A (ja) * | 1995-03-17 | 1996-10-01 | Mitsubishi Electric Corp | 画像符号化方式 |
JP4223571B2 (ja) * | 1995-05-02 | 2009-02-12 | ソニー株式会社 | 画像符号化方法及び装置 |
US6307962B1 (en) * | 1995-09-01 | 2001-10-23 | The University Of Rochester | Document data compression system which automatically segments documents and generates compressed smart documents therefrom |
US5825422A (en) * | 1995-12-29 | 1998-10-20 | Daewoo Electronics Co. Ltd. | Method and apparatus for encoding a video signal based on inter-block redundancies |
JPH114434A (ja) * | 1997-06-13 | 1999-01-06 | Sanyo Electric Co Ltd | データ伸長方法 |
JP3198996B2 (ja) * | 1997-08-26 | 2001-08-13 | 日本電気株式会社 | 直交変換符号化画像の画像サイズ変換方法 |
US6041079A (en) * | 1998-06-30 | 2000-03-21 | Thomson Consumer Electronics, Inc, | Field/frame conversion of DCT domain mixed field/frame mode macroblocks using 1-dimensional DCT/IDCT |
US6404915B1 (en) * | 1998-07-21 | 2002-06-11 | Silitek Corporation | Image acquiring apparatus |
US6697427B1 (en) * | 1998-11-03 | 2004-02-24 | Pts Corporation | Methods and apparatus for improved motion estimation for video encoding |
DE69940506D1 (de) | 1999-09-08 | 2009-04-16 | St Microelectronics Srl | Messung der Videobildaktivität im DCT-Bereich |
EP1655970A2 (de) * | 2000-09-19 | 2006-05-10 | Matsushita Electric Industrial Co., Ltd. | Bildsignalüberträger |
US20030099294A1 (en) * | 2001-11-27 | 2003-05-29 | Limin Wang | Picture level adaptive frame/field coding for digital video content |
US7162094B2 (en) * | 2001-11-27 | 2007-01-09 | General Instrument Corporation | Frequency coefficient scanning paths for coding digital video content |
US7505900B2 (en) * | 2001-12-25 | 2009-03-17 | Ntt Docomo, Inc. | Signal encoding apparatus, signal encoding method, and program |
US7136010B2 (en) * | 2002-06-28 | 2006-11-14 | Science Applications International Corporation | Measurement and signature intelligence analysis and reduction technique |
US8108429B2 (en) | 2004-05-07 | 2012-01-31 | Quest Software, Inc. | System for moving real-time data events across a plurality of devices in a network for simultaneous data protection, replication, and access services |
US7565661B2 (en) | 2004-05-10 | 2009-07-21 | Siew Yong Sim-Tang | Method and system for real-time event journaling to provide enterprise data services |
US7680834B1 (en) | 2004-06-08 | 2010-03-16 | Bakbone Software, Inc. | Method and system for no downtime resychronization for real-time, continuous data protection |
US7979404B2 (en) | 2004-09-17 | 2011-07-12 | Quest Software, Inc. | Extracting data changes and storing data history to allow for instantaneous access to and reconstruction of any point-in-time data |
US7904913B2 (en) | 2004-11-02 | 2011-03-08 | Bakbone Software, Inc. | Management interface for a system that provides automated, real-time, continuous data protection |
US7620252B2 (en) * | 2005-04-22 | 2009-11-17 | Hewlett-Packard Development Company, L.P. | System and method for compressing an image |
US7788521B1 (en) | 2005-07-20 | 2010-08-31 | Bakbone Software, Inc. | Method and system for virtual on-demand recovery for real-time, continuous data protection |
US7689602B1 (en) | 2005-07-20 | 2010-03-30 | Bakbone Software, Inc. | Method of creating hierarchical indices for a distributed object system |
JP2007243399A (ja) * | 2006-03-07 | 2007-09-20 | Matsushita Electric Ind Co Ltd | データ圧縮方式およびその関連技術 |
JP4772607B2 (ja) * | 2006-07-10 | 2011-09-14 | パナソニック株式会社 | 2次元直交変換装置、2次元直交変換方法および撮像システム |
US8131723B2 (en) | 2007-03-30 | 2012-03-06 | Quest Software, Inc. | Recovering a file system to any point-in-time in the past with guaranteed structure, content consistency and integrity |
US8364648B1 (en) | 2007-04-09 | 2013-01-29 | Quest Software, Inc. | Recovering a database to any point-in-time in the past with guaranteed data consistency |
JP2010528555A (ja) * | 2007-05-29 | 2010-08-19 | エルジー エレクトロニクス インコーポレイティド | ビデオ信号の処理方法および装置 |
US8488668B2 (en) * | 2007-06-15 | 2013-07-16 | Qualcomm Incorporated | Adaptive coefficient scanning for video coding |
US8571104B2 (en) * | 2007-06-15 | 2013-10-29 | Qualcomm, Incorporated | Adaptive coefficient scanning in video coding |
JP2013038768A (ja) * | 2011-07-13 | 2013-02-21 | Canon Inc | 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム |
GB2496197A (en) * | 2011-11-07 | 2013-05-08 | Sony Corp | Frequency Domain Video Data Reordering for Encoding |
JP2013172323A (ja) * | 2012-02-21 | 2013-09-02 | Toshiba Corp | 動き検出装置、画像処理装置および画像処理システム |
US10306229B2 (en) | 2015-01-26 | 2019-05-28 | Qualcomm Incorporated | Enhanced multiple transforms for prediction residual |
US10623774B2 (en) | 2016-03-22 | 2020-04-14 | Qualcomm Incorporated | Constrained block-level optimization and signaling for video coding tools |
US11323748B2 (en) | 2018-12-19 | 2022-05-03 | Qualcomm Incorporated | Tree-based transform unit (TU) partition for video coding |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0207774B1 (de) * | 1985-07-02 | 1992-03-04 | Matsushita Electric Industrial Co., Ltd. | Vorrichtung zur Blockkodierung |
JPH0832039B2 (ja) * | 1989-08-19 | 1996-03-27 | 日本ビクター株式会社 | 可変長符号化方法及びその装置 |
JP2501358B2 (ja) * | 1989-11-17 | 1996-05-29 | 富士通株式会社 | 一次元/二次元直交変換回路 |
FR2660139B1 (fr) * | 1990-03-23 | 1995-08-25 | France Etat | Procede de codage et de transmission a au moins deux niveaux de qualite d'images numeriques appartenant a une sequence d'images, et dispositifs correspondants. |
US4999705A (en) * | 1990-05-03 | 1991-03-12 | At&T Bell Laboratories | Three dimensional motion compensated video coding |
US5196930A (en) * | 1990-07-20 | 1993-03-23 | Matsushita Electric Industrial Co., Ltd. | High efficienccy coding and decoding apparatus for lowering transmission or recording rate of transmitted or recorded video signal without reducing picture quality |
EP0542261B1 (de) * | 1991-11-12 | 1998-10-21 | Nippon Hoso Kyokai | Verfahren und System für die Ausführung einer hochwirksamen Bildsignalkodierung |
US5351086A (en) * | 1991-12-31 | 1994-09-27 | Daewoo Electronics Co., Ltd. | Low-bit rate interframe video encoder with adaptive transformation block selection |
-
1993
- 1993-08-31 US US08/113,676 patent/US5424778A/en not_active Expired - Lifetime
- 1993-08-31 DE DE69322713T patent/DE69322713T2/de not_active Expired - Lifetime
- 1993-08-31 EP EP93306868A patent/EP0586225B1/de not_active Expired - Lifetime
-
1995
- 1995-03-02 US US08/397,752 patent/US5502491A/en not_active Expired - Lifetime
- 1995-12-08 US US08/569,428 patent/US5684536A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US5502491A (en) | 1996-03-26 |
EP0586225A2 (de) | 1994-03-09 |
DE69322713T2 (de) | 1999-05-06 |
US5684536A (en) | 1997-11-04 |
EP0586225B1 (de) | 1998-12-23 |
EP0586225A3 (de) | 1994-11-02 |
US5424778A (en) | 1995-06-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE69322713D1 (de) | Vorrichtung zur orthogonalen Transformationskodierung und -dekodierung | |
DE69128006D1 (de) | Vorrichtung zur orthogonalen Transformationskodierung | |
DE69330234D1 (de) | Hocheffiziente Vorrichtung zur Kodierung und/oder Dekodierung | |
DE69313540D1 (de) | Verbesserte Vorrichtung zur variablen Längendekodierung | |
DE69031198T2 (de) | Einrichtung zur orthogonalen Transformationskodierung | |
DE59301231D1 (de) | Vorrichtung zur Verriegelung | |
DE69316439T2 (de) | Methode und Vorrichtung zur Kodierung und Dekodierung von Videodaten | |
DE69818850D1 (de) | Vorrichtung zur videokodierung und -dekodierung | |
DE69333394D1 (de) | Hochwirksames Kodierverfahren und -gerät | |
DE69327928T2 (de) | Vorrichtung zur Kodierung von unbeweglichen Bildern | |
DE69425179T2 (de) | Kodierungsvorrichtung und -verfahren | |
DE69005010D1 (de) | Einrichtung zur Sprachkodierung und -Dekodierung. | |
DE69527584T2 (de) | Vorrichtung zur Videokodierung | |
DE69720855D1 (de) | Vorrichtung zur Kodierung und Dekodierung von Sprache | |
DE69125424D1 (de) | Vorrichtung zur variablen Längenkodierung und Vorrichtung zur variablen Längendekodierung | |
DE59406023D1 (de) | Vorrichtung zur Verriegelung | |
DE69521191D1 (de) | Kodier- und Dekodiervorrichtung und -verfahren | |
DE69329478D1 (de) | Vorrichtung zur Bildkodierung | |
DE69329439T2 (de) | Verfahren und Einrichtung zur Kodierung | |
DE69322815T2 (de) | Hierarchische Vorrichtung zur Kodierung/Dekodierung | |
DE69230609D1 (de) | Vorrichtung zur Datenübertragung und System zur Codeübertragung | |
DE69331260T2 (de) | Vorrichtung zur Kodierung von umbeweglichen Bildern und entsprechende Dekodiervorrichtung | |
DE69319505D1 (de) | Einrichtung und Verfahren zur Bildkodierung | |
DE69320147D1 (de) | Vorrichtung zur Bildkodierung | |
DE69415702D1 (de) | Verfahren und Vorrichtungen zur Kodierung und Dekodierung von Bewegtbildern |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8328 | Change in the person/name/address of the agent |
Representative=s name: 2K PATENTANWAELTE BLASBERG KEWITZ & REICHEL, PARTN |
|
R082 | Change of representative |
Ref document number: 586225 Country of ref document: EP Representative=s name: 2K PATENTANWAELTE BLASBERG KEWITZ & REICHEL, PARTN |