DE69232245T2 - Anlage und Verfahren zur Bildbearbeitung mit Quantisierung - Google Patents
Anlage und Verfahren zur Bildbearbeitung mit QuantisierungInfo
- Publication number
- DE69232245T2 DE69232245T2 DE1992632245 DE69232245T DE69232245T2 DE 69232245 T2 DE69232245 T2 DE 69232245T2 DE 1992632245 DE1992632245 DE 1992632245 DE 69232245 T DE69232245 T DE 69232245T DE 69232245 T2 DE69232245 T2 DE 69232245T2
- Authority
- DE
- Germany
- Prior art keywords
- quantization
- image processing
- image
- processing
- 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
- H04N19/10—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
- H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
-
- 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
-
- 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
- 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
- H04N19/90—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)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Image Input (AREA)
- Image Processing (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9230191A JP3109854B2 (ja) | 1991-04-23 | 1991-04-23 | 画像符号化方法及び装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69232245D1 DE69232245D1 (de) | 2002-01-10 |
DE69232245T2 true DE69232245T2 (de) | 2002-06-27 |
Family
ID=14050589
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1992632245 Expired - Lifetime DE69232245T2 (de) | 1991-04-23 | 1992-04-22 | Anlage und Verfahren zur Bildbearbeitung mit Quantisierung |
DE1992627398 Expired - Lifetime DE69227398T2 (de) | 1991-04-23 | 1992-04-22 | Verfahren und Gerät zur Bildverarbeitung |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1992627398 Expired - Lifetime DE69227398T2 (de) | 1991-04-23 | 1992-04-22 | Verfahren und Gerät zur Bildverarbeitung |
Country Status (5)
Country | Link |
---|---|
US (2) | US5301040A (de) |
EP (2) | EP0510929B1 (de) |
JP (1) | JP3109854B2 (de) |
DE (2) | DE69232245T2 (de) |
SG (1) | SG93188A1 (de) |
Families Citing this family (48)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9405914D0 (en) | 1994-03-24 | 1994-05-11 | Discovision Ass | Video decompression |
JP3109854B2 (ja) * | 1991-04-23 | 2000-11-20 | キヤノン株式会社 | 画像符号化方法及び装置 |
JPH04323960A (ja) * | 1991-04-23 | 1992-11-13 | Canon Inc | 画像符号化装置 |
US5657399A (en) * | 1991-05-17 | 1997-08-12 | Canon Kabushiki Kaisha | Encoding/decoding apparatus using quantizing steps information |
US5838834A (en) * | 1991-11-07 | 1998-11-17 | Canon Kabushiki Kaisha | Image processing apparatus and method for quantizing image data and quantization errors using single quantizing unit and pluralities of quantization tables |
US6435737B1 (en) | 1992-06-30 | 2002-08-20 | Discovision Associates | Data pipeline system and data encoding method |
US5809270A (en) | 1992-06-30 | 1998-09-15 | Discovision Associates | Inverse quantizer |
DE69229338T2 (de) | 1992-06-30 | 1999-12-16 | Discovision Ass | Datenpipelinesystem |
US6079009A (en) | 1992-06-30 | 2000-06-20 | Discovision Associates | Coding standard token in a system compromising a plurality of pipeline stages |
US5842033A (en) * | 1992-06-30 | 1998-11-24 | Discovision Associates | Padding apparatus for passing an arbitrary number of bits through a buffer in a pipeline system |
US6047112A (en) | 1992-06-30 | 2000-04-04 | Discovision Associates | Technique for initiating processing of a data stream of encoded video information |
US6067417A (en) | 1992-06-30 | 2000-05-23 | Discovision Associates | Picture start token |
US6112017A (en) | 1992-06-30 | 2000-08-29 | Discovision Associates | Pipeline processing machine having a plurality of reconfigurable processing stages interconnected by a two-wire interface bus |
US6330665B1 (en) | 1992-06-30 | 2001-12-11 | Discovision Associates | Video parser |
US5768561A (en) | 1992-06-30 | 1998-06-16 | Discovision Associates | Tokens-based adaptive video processing arrangement |
EP0586074B1 (de) * | 1992-07-31 | 2001-11-14 | Canon Kabushiki Kaisha | Bildverarbeitungsgerät und Verfahren zur mehrstufigen Kompression |
US6028961A (en) * | 1992-07-31 | 2000-02-22 | Canon Kabushiki Kaisha | Image processing method and apparatus |
US6427025B1 (en) | 1992-08-14 | 2002-07-30 | Canon Kabushiki Kaisha | Image processing with selection between reversible and irreversible compression |
JP3196906B2 (ja) * | 1992-08-21 | 2001-08-06 | 富士ゼロックス株式会社 | 画像信号の符号化装置 |
KR100287624B1 (ko) * | 1992-09-28 | 2001-04-16 | 야스카와 히데아키 | 화상데이타의압축,해제방법및그장치 |
US5663763A (en) * | 1992-10-29 | 1997-09-02 | Sony Corp. | Picture signal encoding method and apparatus and picture signal decoding method and apparatus |
CN1092446C (zh) * | 1993-05-31 | 2002-10-09 | 佳能株式会社 | 图象处理方法和装置 |
US5861894A (en) | 1993-06-24 | 1999-01-19 | Discovision Associates | Buffer manager |
US5805914A (en) | 1993-06-24 | 1998-09-08 | Discovision Associates | Data pipeline system and data encoding method |
US5699544A (en) | 1993-06-24 | 1997-12-16 | Discovision Associates | Method and apparatus for using a fixed width word for addressing variable width data |
TW323029U (en) * | 1993-06-30 | 1997-12-11 | Victor Company Of Japan Co Ltd | Processing system for digital video signal |
US6486981B1 (en) | 1993-07-27 | 2002-11-26 | Canon Kabushiki Kaisha | Color image processing method and apparatus thereof |
KR0183688B1 (ko) * | 1994-01-12 | 1999-05-01 | 김광호 | 영상부호화방법 및 장치 |
CA2145379C (en) | 1994-03-24 | 1999-06-08 | William P. Robbins | Method and apparatus for addressing memory |
CA2145363C (en) | 1994-03-24 | 1999-07-13 | Anthony Mark Jones | Ram interface |
CA2145365C (en) | 1994-03-24 | 1999-04-27 | Anthony M. Jones | Method for accessing banks of dram |
TW374283B (en) * | 1994-05-25 | 1999-11-11 | Sony Corp | A multiple coding device |
US5984512A (en) | 1994-07-29 | 1999-11-16 | Discovision Associates | Method for storing video information |
GB9417138D0 (en) | 1994-08-23 | 1994-10-12 | Discovision Ass | Data rate conversion |
US5659362A (en) * | 1994-09-07 | 1997-08-19 | University Of South Florida | VLSI circuit structure for implementing JPEG image compression standard |
JPH08102943A (ja) * | 1994-09-30 | 1996-04-16 | Fuji Xerox Co Ltd | 画像符号化装置 |
JPH08116448A (ja) * | 1994-10-13 | 1996-05-07 | Fuji Xerox Co Ltd | 画像信号の符号化装置及び復号装置 |
WO1996028937A1 (en) * | 1995-03-09 | 1996-09-19 | Sony Corporation | Method and device for encoding picture signal |
JPH08317219A (ja) * | 1995-05-18 | 1996-11-29 | Mitsubishi Electric Corp | 画像圧縮伸長装置 |
EP0757490A3 (de) | 1995-08-02 | 1999-01-13 | Matsushita Electric Industrial Co., Ltd. | Videokodierungsvorrichtung und ihre Anwendung in ein Videoübertragungssystem, Quantisierungskontrollverfahren und zugehöriges Verfahren zur Rechnung des durchschnittlichen Datenflusses |
US6167085A (en) * | 1997-07-31 | 2000-12-26 | Sony Corporation | Image data compression |
US6738561B1 (en) * | 1997-11-21 | 2004-05-18 | Victor Company Of Japan, Ltd. | Recording medium and signal processing apparatus |
JP2003032677A (ja) * | 2001-07-18 | 2003-01-31 | Hitachi Ltd | 動画像圧縮符号化装置 |
GB2387059A (en) * | 2002-03-28 | 2003-10-01 | Sony Uk Ltd | Data compression using trial quantisations to determine final quantiser |
GB0215028D0 (en) * | 2002-06-28 | 2002-08-07 | Critical Blue Ltd | Microarchitecture description |
JP3913726B2 (ja) * | 2003-10-30 | 2007-05-09 | 株式会社リコー | 多地点テレビ会議制御装置及び多地点テレビ会議システム |
US20090320678A1 (en) * | 2006-11-03 | 2009-12-31 | Electric Power Research Institute, Inc. | Sorbent Filter for the Removal of Vapor Phase Contaminants |
JP5875236B2 (ja) | 2011-03-09 | 2016-03-02 | キヤノン株式会社 | 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 |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3992697A (en) * | 1974-12-27 | 1976-11-16 | Scan-Data Corporation | Character recognition system utilizing feature extraction |
US4371895A (en) * | 1980-01-18 | 1983-02-01 | Nippon Electric Co., Ltd. | Coded video signal transmitting and receiving system |
US4797945A (en) * | 1985-12-13 | 1989-01-10 | Canon Kabushiki Kaisha | Image data coding apparatus |
US4887151A (en) * | 1986-06-30 | 1989-12-12 | Canon Kabushiki Kaisha | Encoding apparatus for color image data with block-by-block individual quantizing or individual encoding of luminosity, structure, and color information |
JP2589298B2 (ja) * | 1987-01-28 | 1997-03-12 | キヤノン株式会社 | 符号化画像データの復号化装置 |
US4974071A (en) * | 1987-04-28 | 1990-11-27 | Canon Kabushiki Kaisha | Color image data encoding apparatus having improved resolution/efficiency characteristics |
US5162923A (en) * | 1988-02-22 | 1992-11-10 | Canon Kabushiki Kaisha | Method and apparatus for encoding frequency components of image information |
US4903124A (en) * | 1988-03-17 | 1990-02-20 | Canon Kabushiki Kaisha | Image information signal transmission apparatus |
US4984076A (en) * | 1988-07-27 | 1991-01-08 | Kabushiki Kaisha Toshiba | Image compression coding system |
US5086439A (en) * | 1989-04-18 | 1992-02-04 | Mitsubishi Denki Kabushiki Kaisha | Encoding/decoding system utilizing local properties |
US5128758A (en) * | 1989-06-02 | 1992-07-07 | North American Philips Corporation | Method and apparatus for digitally processing a high definition television augmentation signal |
EP0401854B1 (de) * | 1989-06-09 | 1997-08-06 | Matsushita Electric Industrial Co., Ltd. | Einrichtung zur orthogonalen Transformationskodierung |
US5121216A (en) * | 1989-07-19 | 1992-06-09 | Bell Communications Research | Adaptive transform coding of still images |
JP3085465B2 (ja) * | 1989-10-31 | 2000-09-11 | オリンパス光学工業株式会社 | 画像データの符号化装置および符号化方法 |
JPH0714209B2 (ja) * | 1989-12-20 | 1995-02-15 | 松下電器産業株式会社 | 動画像符号化装置 |
US5216516A (en) * | 1990-04-27 | 1993-06-01 | Ricoh Company, Inc. | Orthogonal transformation arithmetic unit |
US5146324A (en) * | 1990-07-31 | 1992-09-08 | Ampex Corporation | Data compression using a feedforward quantization estimator |
DE69125329T2 (de) * | 1990-09-10 | 1997-10-09 | Mitsubishi Electric Corp | Kodiervorrichtung für digitale Bilddaten |
US5303058A (en) * | 1990-10-22 | 1994-04-12 | Fujitsu Limited | Data processing apparatus for compressing and reconstructing image data |
US5173694A (en) * | 1990-10-29 | 1992-12-22 | International Business Machines Corporation | Binary data encoding and decoding using a rate 2/5 (2,18,2) code |
JP3109854B2 (ja) * | 1991-04-23 | 2000-11-20 | キヤノン株式会社 | 画像符号化方法及び装置 |
-
1991
- 1991-04-23 JP JP9230191A patent/JP3109854B2/ja not_active Expired - Fee Related
-
1992
- 1992-04-22 DE DE1992632245 patent/DE69232245T2/de not_active Expired - Lifetime
- 1992-04-22 SG SG9803885A patent/SG93188A1/en unknown
- 1992-04-22 EP EP19920303584 patent/EP0510929B1/de not_active Expired - Lifetime
- 1992-04-22 US US07/872,144 patent/US5301040A/en not_active Expired - Lifetime
- 1992-04-22 EP EP19980200862 patent/EP0859516B1/de not_active Expired - Lifetime
- 1992-04-22 DE DE1992627398 patent/DE69227398T2/de not_active Expired - Lifetime
-
1994
- 1994-01-07 US US08/178,842 patent/US5444542A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
SG93188A1 (en) | 2002-12-17 |
EP0510929A2 (de) | 1992-10-28 |
EP0510929A3 (en) | 1993-06-09 |
EP0859516B1 (de) | 2001-11-28 |
DE69227398T2 (de) | 1999-04-29 |
DE69227398D1 (de) | 1998-12-03 |
US5301040A (en) | 1994-04-05 |
US5444542A (en) | 1995-08-22 |
JPH04323961A (ja) | 1992-11-13 |
JP3109854B2 (ja) | 2000-11-20 |
EP0510929B1 (de) | 1998-10-28 |
EP0859516A1 (de) | 1998-08-19 |
DE69232245D1 (de) | 2002-01-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |