DE69322879D1 - Verfahren und Vorrichtung zur Ratenreduktion für Bildaufzeichnung - Google Patents
Verfahren und Vorrichtung zur Ratenreduktion für BildaufzeichnungInfo
- Publication number
- DE69322879D1 DE69322879D1 DE69322879T DE69322879T DE69322879D1 DE 69322879 D1 DE69322879 D1 DE 69322879D1 DE 69322879 T DE69322879 T DE 69322879T DE 69322879 T DE69322879 T DE 69322879T DE 69322879 D1 DE69322879 D1 DE 69322879D1
- Authority
- DE
- Germany
- Prior art keywords
- pct
- date
- sub
- image
- bands
- 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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
- H04N19/64—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by ordering of coefficients or of bits for transmission
- H04N19/645—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by ordering of coefficients or of bits for transmission by grouping of coefficients into blocks after the transform
-
- 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
- H04N19/134—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
- H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
-
- 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
- H04N19/186—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 colour or a chrominance component
-
- 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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
-
- 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
-
- 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
- H04N19/115—Selection of the code volume for a coding unit prior to 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
- H04N19/146—Data rate or code amount at the encoder output
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9213153A FR2697706B1 (fr) | 1992-11-03 | 1992-11-03 | Procédé et dispositif de réduction de débit pour l'enregistrement d'images sur magnétoscope. |
PCT/FR1993/001076 WO1994010800A1 (fr) | 1992-11-03 | 1993-10-29 | Procede et dispositif de reduction de debit pour l'enregistrement d'images sur magnetoscope |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69322879D1 true DE69322879D1 (de) | 1999-02-11 |
DE69322879T2 DE69322879T2 (de) | 1999-06-24 |
Family
ID=9435131
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69322879T Expired - Lifetime DE69322879T2 (de) | 1992-11-03 | 1993-10-29 | Verfahren und Vorrichtung zur Ratenreduktion für Bildaufzeichnung |
Country Status (6)
Country | Link |
---|---|
US (1) | US5604602A (de) |
EP (1) | EP0668004B1 (de) |
AT (1) | ATE175302T1 (de) |
DE (1) | DE69322879T2 (de) |
FR (1) | FR2697706B1 (de) |
WO (1) | WO1994010800A1 (de) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5929913A (en) * | 1993-10-28 | 1999-07-27 | Matsushita Electrical Industrial Co., Ltd | Motion vector detector and video coder |
KR0182969B1 (ko) * | 1996-02-13 | 1999-04-15 | 김광호 | 비디오 데이타 복호기 및 복호방법 |
US5682152A (en) * | 1996-03-19 | 1997-10-28 | Johnson-Grace Company | Data compression using adaptive bit allocation and hybrid lossless entropy encoding |
EP0842585A2 (de) * | 1996-06-05 | 1998-05-20 | Koninklijke Philips Electronics N.V. | Verfahren und vorrichtung zur decodierung codierter digitaler videosignale |
US5802481A (en) * | 1997-03-20 | 1998-09-01 | Motorola, Inc. | Adaptive filtering for use with data compression and signal reconstruction |
JP3588970B2 (ja) * | 1997-04-30 | 2004-11-17 | ソニー株式会社 | 信号符号化方法、信号符号化装置、信号記録媒体及び信号伝送方法 |
US6128346A (en) * | 1998-04-14 | 2000-10-03 | Motorola, Inc. | Method and apparatus for quantizing a signal in a digital system |
JP4344964B2 (ja) * | 1999-06-01 | 2009-10-14 | ソニー株式会社 | 画像処理装置および画像処理方法 |
GB2351407B (en) | 1999-06-21 | 2003-06-11 | Sony Uk Ltd | Video data compression |
US6263022B1 (en) * | 1999-07-06 | 2001-07-17 | Philips Electronics North America Corp. | System and method for fine granular scalable video with selective quality enhancement |
US6661927B1 (en) | 2000-07-27 | 2003-12-09 | Motorola, Inc. | System and method for efficiently encoding an image by prioritizing groups of spatially correlated coefficients based on an activity measure |
US7433532B2 (en) * | 2002-05-01 | 2008-10-07 | Kestrel Corporation | Max entropy optimized retinal camera |
JP4991907B2 (ja) * | 2010-05-11 | 2012-08-08 | キヤノン株式会社 | 画像処理装置、および、画像処理装置の制御方法 |
CN103220506B (zh) | 2012-01-19 | 2015-11-25 | 华为技术有限公司 | 一种编解码方法和设备 |
JP2015122734A (ja) * | 2013-11-25 | 2015-07-02 | パナソニックIpマネジメント株式会社 | 撮像装置及び撮像方法 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2627337B1 (fr) * | 1988-02-17 | 1990-06-08 | Thomson Csf | Procede de codage et procede de decodage a longueur variable, dispositif de codage et dispositif de decodage pour la mise en oeuvre de ce proced |
FR2630277B1 (fr) * | 1988-04-15 | 1992-10-16 | Thomson Csf | Procede de codage et de decodage d'informations, par blocs, et dispositifs de codage et de decodage, pour la mise en oeuvre de ce procede |
US5040211A (en) * | 1988-10-13 | 1991-08-13 | Massachusetts Institute Of Technology | Reliable television transmission through analog channels |
FR2643531B1 (fr) * | 1989-02-21 | 1996-04-26 | Thomson Csf | Procede et dispositif de compression de l'information destine au decodage compatible d'une famille de signaux de television de resolutions croissantes |
US4969040A (en) * | 1989-10-26 | 1990-11-06 | Bell Communications Research, Inc. | Apparatus and method for differential sub-band coding of video signals |
DE4004857A1 (de) * | 1990-02-16 | 1991-09-12 | Bosch Gmbh Robert | Einrichtung zur bandbreitenreduzierenden codierung von videosignalen |
US5136374A (en) * | 1990-04-03 | 1992-08-04 | At&T Bell Laboratories | Geometric vector quantization |
US5128757A (en) * | 1990-06-18 | 1992-07-07 | Zenith Electronics Corporation | Video transmission system using adaptive sub-band coding |
FR2664117B1 (fr) * | 1990-06-29 | 1996-06-21 | Thomson Csf | Procede de codage a parametres ajustables d'un champ de mouvement dans une sequence d'images animees. |
SG43860A1 (en) * | 1990-09-10 | 1997-11-14 | Mitsubishi Electric Corp | Coding apparatus |
GB2252001B (en) * | 1991-01-11 | 1995-01-04 | Sony Broadcast & Communication | Storage of video signals |
US5235420A (en) * | 1991-03-22 | 1993-08-10 | Bell Communications Research, Inc. | Multilayer universal video coder |
CA2088082C (en) * | 1992-02-07 | 1999-01-19 | John Hartung | Dynamic bit allocation for three-dimensional subband video coding |
-
1992
- 1992-11-03 FR FR9213153A patent/FR2697706B1/fr not_active Expired - Fee Related
-
1993
- 1993-10-29 EP EP93924662A patent/EP0668004B1/de not_active Expired - Lifetime
- 1993-10-29 WO PCT/FR1993/001076 patent/WO1994010800A1/fr active IP Right Grant
- 1993-10-29 DE DE69322879T patent/DE69322879T2/de not_active Expired - Lifetime
- 1993-10-29 AT AT93924662T patent/ATE175302T1/de not_active IP Right Cessation
- 1993-10-29 US US08/424,465 patent/US5604602A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR2697706A1 (fr) | 1994-05-06 |
WO1994010800A1 (fr) | 1994-05-11 |
US5604602A (en) | 1997-02-18 |
FR2697706B1 (fr) | 1994-11-25 |
EP0668004B1 (de) | 1998-12-30 |
ATE175302T1 (de) | 1999-01-15 |
DE69322879T2 (de) | 1999-06-24 |
EP0668004A1 (de) | 1995-08-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8320 | Willingness to grant licences declared (paragraph 23) |