DE69232680D1 - Bildverarbeitungsgerät - Google Patents
BildverarbeitungsgerätInfo
- Publication number
- DE69232680D1 DE69232680D1 DE69232680T DE69232680T DE69232680D1 DE 69232680 D1 DE69232680 D1 DE 69232680D1 DE 69232680 T DE69232680 T DE 69232680T DE 69232680 T DE69232680 T DE 69232680T DE 69232680 D1 DE69232680 D1 DE 69232680D1
- Authority
- DE
- Germany
- Prior art keywords
- image processing
- processing device
- 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
- H04N11/00—Colour television systems
- H04N11/04—Colour television systems using pulse code modulation
- H04N11/042—Codec means
- H04N11/044—Codec means involving 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
- H04N19/134—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
-
- 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
- H04N19/154—Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion
-
- 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
- H04N19/162—User input
-
- 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
- H04N19/10—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
- H04N19/169—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
- H04N19/10—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
- H04N19/124—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
-
- 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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Color Television Systems (AREA)
- Image Processing (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3092288A JPH04323960A (ja) | 1991-04-23 | 1991-04-23 | 画像符号化装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69232680D1 true DE69232680D1 (de) | 2002-08-22 |
DE69232680T2 DE69232680T2 (de) | 2003-02-06 |
Family
ID=14050226
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69232680T Expired - Lifetime DE69232680T2 (de) | 1991-04-23 | 1992-04-22 | Bildverarbeitungsgerät |
DE69216898T Expired - Lifetime DE69216898T2 (de) | 1991-04-23 | 1992-04-22 | Bildverarbeitungsgerät |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69216898T Expired - Lifetime DE69216898T2 (de) | 1991-04-23 | 1992-04-22 | Bildverarbeitungsgerät |
Country Status (6)
Country | Link |
---|---|
US (1) | US5189530A (de) |
EP (2) | EP0566219B1 (de) |
JP (1) | JPH04323960A (de) |
DE (2) | DE69232680T2 (de) |
ES (1) | ES2096719T3 (de) |
SG (2) | SG80540A1 (de) |
Families Citing this family (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05167863A (ja) * | 1991-04-15 | 1993-07-02 | Canon Inc | 画像処理方法及び装置 |
US5657399A (en) * | 1991-05-17 | 1997-08-12 | Canon Kabushiki Kaisha | Encoding/decoding apparatus using quantizing steps information |
US6427025B1 (en) | 1992-08-14 | 2002-07-30 | Canon Kabushiki Kaisha | Image processing with selection between reversible and irreversible compression |
DE69329983T2 (de) * | 1992-08-21 | 2001-08-02 | Canon K.K., Tokio/Tokyo | Bildverarbeitungsverfahren und -vorrichtung |
EP0593159A3 (de) * | 1992-10-09 | 1994-11-09 | Hudson Soft Co Ltd | Bildverarbeitungsgerät. |
DE69330155T2 (de) * | 1992-11-05 | 2001-09-06 | Canon K.K., Tokio/Tokyo | Methode zur Durchführung von Bildeffekten im Empfänger eines übertragungssystems für kodierte Bewegtbinder |
US5563960A (en) * | 1993-01-22 | 1996-10-08 | David Sarnoff Research Center, Inc. | Apparatus and method for emphasizing a selected region in the compressed representation of an image |
US6486981B1 (en) | 1993-07-27 | 2002-11-26 | Canon Kabushiki Kaisha | Color image processing method and apparatus thereof |
EP0660619A1 (de) * | 1993-12-22 | 1995-06-28 | Laboratoires D'electronique Philips S.A.S. | Verfahren zur variablen Längenkodierung von Bildern und Vorrichtung zur Ausführung eines solchen Verfahrens |
US5663772A (en) * | 1994-03-29 | 1997-09-02 | Matsushita Electric Industrial Co., Ltd. | Gray-level image processing with weighting factors to reduce flicker |
US5659362A (en) * | 1994-09-07 | 1997-08-19 | University Of South Florida | VLSI circuit structure for implementing JPEG image compression standard |
US5793892A (en) * | 1995-06-27 | 1998-08-11 | Motorola, Inc. | Method and system for compressing a pixel map signal using dynamic quantization |
US5742707A (en) * | 1995-06-27 | 1998-04-21 | Motorola, Inc. | Method and system for compressing a pixel map signal using a hybrid polynomial coefficient signal |
JP3116994B2 (ja) * | 1996-08-29 | 2000-12-11 | 富士ゼロックス株式会社 | 画質予測装置および方法ならびに画質制御装置および方法 |
US6366614B1 (en) | 1996-10-11 | 2002-04-02 | Qualcomm Inc. | Adaptive rate control for digital video compression |
US6347116B1 (en) | 1997-02-14 | 2002-02-12 | At&T Corp. | Non-linear quantizer for video coding |
US7269219B1 (en) | 1997-02-14 | 2007-09-11 | At&T Corp. | Non-linear quantizer for video coding |
EP1359766A3 (de) * | 1997-02-14 | 2005-02-16 | AT&T Corp. | Verfahren zur Erzeugung eines dequantizierten DC-Luminanz oder DC-Chrominanz Koeffizienten |
DE60039689D1 (de) | 2000-07-10 | 2008-09-11 | St Microelectronics Srl | Verfahren zur Kompression digitaler Bilder |
US20030112863A1 (en) | 2001-07-12 | 2003-06-19 | Demos Gary A. | Method and system for improving compressed image chroma information |
US20040005003A1 (en) * | 2002-07-02 | 2004-01-08 | Koninklijke Philips Electronics N.V. | Quality improvement for FGS BL coding with U/V coarse quantization |
US7889792B2 (en) | 2003-12-24 | 2011-02-15 | Apple Inc. | Method and system for video encoding using a variable number of B frames |
US7869503B2 (en) | 2004-02-06 | 2011-01-11 | Apple Inc. | Rate and quality controller for H.264/AVC video coder and scene analyzer therefor |
US7986731B2 (en) | 2004-02-06 | 2011-07-26 | Apple Inc. | H.264/AVC coder incorporating rate and quality controller |
US7453938B2 (en) | 2004-02-06 | 2008-11-18 | Apple Inc. | Target bitrate estimator, picture activity and buffer management in rate control for video coder |
US7492820B2 (en) | 2004-02-06 | 2009-02-17 | Apple Inc. | Rate control for video coder employing adaptive linear regression bits modeling |
US7376277B2 (en) * | 2004-06-15 | 2008-05-20 | Pegasus Imaging Corporation | Data transform for improved compression of multicomponent images |
JP4882926B2 (ja) * | 2007-08-31 | 2012-02-22 | セイコーエプソン株式会社 | 画像データ処理装置および画像データ処理方法 |
JP5502336B2 (ja) * | 2009-02-06 | 2014-05-28 | パナソニック株式会社 | 映像信号符号化装置及び、映像信号符号化方法 |
EP3843396B1 (de) | 2011-09-28 | 2023-01-25 | Sun Patent Trust | Bilddecodierungsverfahren und bildcodierungs und -decodierungsverfahren |
EP3011372B1 (de) | 2013-06-19 | 2021-12-08 | Bright View Technologies Corporation | Auf einer mikrostruktur basierende optische verteiler zur erzeugung von fledermausflügelmustern und verfahren zur deren herstellung |
US10302275B2 (en) | 2013-06-19 | 2019-05-28 | Bright View Technologies Corporation | Microstructure-based diffusers for creating batwing lighting patterns |
CN104023236B (zh) * | 2014-06-13 | 2019-07-23 | 深圳市梦网百科信息技术有限公司 | 一种色度均衡量化参数调整方法及*** |
US10964739B2 (en) * | 2017-09-20 | 2021-03-30 | Canon Kabushiki Kaisha | Imaging apparatus and control method thereof |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4797945A (en) * | 1985-12-13 | 1989-01-10 | Canon Kabushiki Kaisha | Image data coding apparatus |
JPS62222783A (ja) * | 1986-03-24 | 1987-09-30 | Kokusai Denshin Denwa Co Ltd <Kdd> | 動画像の高能率符号化方式 |
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 |
FR2625638B1 (fr) * | 1987-12-30 | 1994-06-17 | Thomson Grand Public | Procede de synchronisation pour la transmission, sur un canal asynchrone, d'une suite d'images codees au moyen d'un code a longueur variable, et dispositif pour la mise en oeuvre de ce procede |
US4984076A (en) * | 1988-07-27 | 1991-01-08 | Kabushiki Kaisha Toshiba | Image compression coding system |
US5060285A (en) * | 1989-05-19 | 1991-10-22 | Gte Laboratories Incorporated | Hierarchical variable block size address-vector quantization using inter-block correlation |
US5128758A (en) * | 1989-06-02 | 1992-07-07 | North American Philips Corporation | Method and apparatus for digitally processing a high definition television augmentation signal |
DE69031198T2 (de) * | 1989-06-09 | 1998-03-19 | Matsushita Electric Ind Co Ltd | Einrichtung zur orthogonalen Transformationskodierung |
US5053861A (en) * | 1989-07-24 | 1991-10-01 | Eastman Kodak Company | Compression method and apparatus for single-sensor color imaging systems |
US4964370A (en) * | 1989-07-31 | 1990-10-23 | Peterson Edwin R | Leash retractor |
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 |
US5146324A (en) * | 1990-07-31 | 1992-09-08 | Ampex Corporation | Data compression using a feedforward quantization estimator |
SG43860A1 (en) * | 1990-09-10 | 1997-11-14 | Mitsubishi Electric Corp | Coding apparatus |
US5150208A (en) * | 1990-10-19 | 1992-09-22 | Matsushita Electric Industrial Co., Ltd. | Encoding apparatus |
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 JP3092288A patent/JPH04323960A/ja active Pending
-
1992
- 1992-04-22 DE DE69232680T patent/DE69232680T2/de not_active Expired - Lifetime
- 1992-04-22 ES ES92303572T patent/ES2096719T3/es not_active Expired - Lifetime
- 1992-04-22 SG SG9606828A patent/SG80540A1/en unknown
- 1992-04-22 SG SG9606741A patent/SG79909A1/en unknown
- 1992-04-22 EP EP19930201962 patent/EP0566219B1/de not_active Expired - Lifetime
- 1992-04-22 DE DE69216898T patent/DE69216898T2/de not_active Expired - Lifetime
- 1992-04-22 US US07/872,050 patent/US5189530A/en not_active Expired - Lifetime
- 1992-04-22 EP EP19920303572 patent/EP0510921B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE69216898T2 (de) | 1997-05-28 |
EP0566219A3 (de) | 1994-02-16 |
EP0566219B1 (de) | 2002-07-17 |
US5189530A (en) | 1993-02-23 |
SG80540A1 (en) | 2001-05-22 |
EP0510921A3 (en) | 1993-06-09 |
EP0510921B1 (de) | 1997-01-22 |
SG79909A1 (en) | 2001-04-17 |
EP0510921A2 (de) | 1992-10-28 |
ES2096719T3 (es) | 1997-03-16 |
DE69216898D1 (de) | 1997-03-06 |
DE69232680T2 (de) | 2003-02-06 |
EP0566219A2 (de) | 1993-10-20 |
JPH04323960A (ja) | 1992-11-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |