DE69231286D1 - Orthogonaltransformationskodierer - Google Patents
OrthogonaltransformationskodiererInfo
- Publication number
- DE69231286D1 DE69231286D1 DE69231286T DE69231286T DE69231286D1 DE 69231286 D1 DE69231286 D1 DE 69231286D1 DE 69231286 T DE69231286 T DE 69231286T DE 69231286 T DE69231286 T DE 69231286T DE 69231286 D1 DE69231286 D1 DE 69231286D1
- Authority
- DE
- Germany
- Prior art keywords
- orthogonal transform
- transform encoder
- encoder
- orthogonal
- transform
- 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 - Fee Related
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/02—Analogue recording or reproducing
- G11B20/08—Pulse-modulation recording or reproducing
-
- 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
- H04N19/102—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
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/112—Selection of coding mode or of prediction mode according to a given display mode, e.g. for interlaced or progressive display mode
-
- 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
- H04N19/136—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
- H04N19/169—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
- H04N19/102—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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3027284A JP2734215B2 (ja) | 1991-02-21 | 1991-02-21 | 直交変換装置 |
JP3030562A JP2833235B2 (ja) | 1991-02-26 | 1991-02-26 | 直交変換符号化装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69231286D1 true DE69231286D1 (de) | 2000-08-31 |
DE69231286T2 DE69231286T2 (de) | 2000-12-21 |
Family
ID=26365187
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69231286T Expired - Fee Related DE69231286T2 (de) | 1991-02-21 | 1992-02-18 | Orthogonaltransformationskodierer |
Country Status (4)
Country | Link |
---|---|
US (1) | US5268755A (de) |
EP (1) | EP0500306B1 (de) |
KR (1) | KR960001483B1 (de) |
DE (1) | DE69231286T2 (de) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69225365T2 (de) * | 1991-08-30 | 1998-11-19 | Fuji Xerox Co Ltd | Bildsignalkodierungsvorrichtung |
DE69225859T2 (de) * | 1991-10-02 | 1998-12-03 | Matsushita Electric Ind Co Ltd | Orthogonaltransformationskodierer |
JPH06141301A (ja) * | 1992-10-27 | 1994-05-20 | Victor Co Of Japan Ltd | 画像情報圧縮装置、伸長装置及び圧縮伸長装置 |
JPH0828876B2 (ja) * | 1993-02-25 | 1996-03-21 | 日本電気株式会社 | 動画像信号のリフレッシュ方法 |
US5915040A (en) * | 1993-03-29 | 1999-06-22 | Canon Kabushiki Kaisha | Image processing apparatus |
JPH06311496A (ja) * | 1993-04-26 | 1994-11-04 | Sony Corp | 画像信号伝送方法及び画像信号伝送装置 |
KR970057947A (ko) * | 1995-12-28 | 1997-07-31 | 배순훈 | 영상 부호화기에서의 타입 결정 및 버퍼 제어 장치 |
JP3168922B2 (ja) * | 1996-08-27 | 2001-05-21 | 日本ビクター株式会社 | デジタル画像情報の記録再生装置 |
US6697430B1 (en) * | 1999-05-19 | 2004-02-24 | Matsushita Electric Industrial Co., Ltd. | MPEG encoder |
KR100468844B1 (ko) * | 2002-01-07 | 2005-01-29 | 삼성전자주식회사 | 정지영상 및 동영상을 부호화/복호화하기 위한변환계수들의 최적주사방법 |
EP1816870A4 (de) | 2004-11-19 | 2009-07-29 | Panasonic Corp | Videokodierungsverfahren und videodekodierungsverfahren |
JP2015015595A (ja) * | 2013-07-04 | 2015-01-22 | 富士通株式会社 | 動画像符号化装置、符号化モード判定方法及び符号化プログラム |
RU2645290C1 (ru) * | 2017-03-27 | 2018-02-19 | федеральное государственное казенное военное образовательное учреждение высшего образования "Военная академия связи имени Маршала Советского Союза С.М. Буденного" Министерства обороны Российской Федерации | Способ кодирования оцифрованных изображений с использованием адаптивного ортогонального преобразования |
KR102657248B1 (ko) * | 2019-01-12 | 2024-04-25 | (주)휴맥스 | 다중 변환 커널을 사용하는 비디오 신호 처리 방법 및 장치 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL8700565A (nl) * | 1987-03-10 | 1988-10-03 | Philips Nv | Televisiesysteem waarin aan een transformatiekodering onderworpen gedigitaliseerde beeldsignalen worden overgebracht van een kodeerstation naar een dekodeerstation. |
DE68928886T2 (de) * | 1988-10-27 | 1999-06-02 | Matsushita Electric Ind Co Ltd | Gerät für die direkte oder umgekehrte orthogonale Transformation |
DE69025364T2 (de) * | 1989-08-05 | 1996-09-05 | Matsushita Electric Ind Co Ltd | Verfahren zur Bildkodierung |
US5091782A (en) * | 1990-04-09 | 1992-02-25 | General Instrument Corporation | Apparatus and method for adaptively compressing successive blocks of digital video |
-
1992
- 1992-02-14 US US07/835,600 patent/US5268755A/en not_active Expired - Lifetime
- 1992-02-18 EP EP92301298A patent/EP0500306B1/de not_active Expired - Lifetime
- 1992-02-18 DE DE69231286T patent/DE69231286T2/de not_active Expired - Fee Related
- 1992-02-21 KR KR1019920002612A patent/KR960001483B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR920017075A (ko) | 1992-09-26 |
KR960001483B1 (ko) | 1996-01-31 |
EP0500306A3 (en) | 1993-12-15 |
EP0500306B1 (de) | 2000-07-26 |
EP0500306A2 (de) | 1992-08-26 |
US5268755A (en) | 1993-12-07 |
DE69231286T2 (de) | 2000-12-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |