DE3788667D1 - Codiervorrichtung zum genauen und adaptiven Codieren eines bewegten Bildes. - Google Patents
Codiervorrichtung zum genauen und adaptiven Codieren eines bewegten Bildes.Info
- Publication number
- DE3788667D1 DE3788667D1 DE87104322T DE3788667T DE3788667D1 DE 3788667 D1 DE3788667 D1 DE 3788667D1 DE 87104322 T DE87104322 T DE 87104322T DE 3788667 T DE3788667 T DE 3788667T DE 3788667 D1 DE3788667 D1 DE 3788667D1
- Authority
- DE
- Germany
- Prior art keywords
- coding
- precise
- moving picture
- adaptive
- coding device
- 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
-
- 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
-
- 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
- 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
- H04N19/169—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
- H04N19/60—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
- H04N19/124—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
- H04N19/102—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
- H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
-
- 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
- H04N19/90—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)
- Physics & Mathematics (AREA)
- Discrete Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP61066526A JPS62222783A (ja) | 1986-03-24 | 1986-03-24 | 動画像の高能率符号化方式 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3788667D1 true DE3788667D1 (de) | 1994-02-17 |
DE3788667T2 DE3788667T2 (de) | 1994-04-28 |
Family
ID=13318403
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19873788667 Expired - Fee Related DE3788667T2 (de) | 1986-03-24 | 1987-03-24 | Codiervorrichtung zum genauen und adaptiven Codieren eines bewegten Bildes. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4734767A (de) |
EP (1) | EP0239076B1 (de) |
JP (1) | JPS62222783A (de) |
CA (1) | CA1258534A (de) |
DE (1) | DE3788667T2 (de) |
Families Citing this family (95)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3735349A1 (de) * | 1986-10-18 | 1988-04-28 | Toshiba Kawasaki Kk | Bildpresservorrichtung |
CA1296430C (en) * | 1986-11-10 | 1992-02-25 | Masahide Kaneko | Encoding system capable of accomplishing a high efficiency by anterior and/or posterior processing to quantization |
DE3642492A1 (de) * | 1986-12-12 | 1988-06-23 | Bosch Gmbh Robert | Verfahren und schaltungsanordnung zur reduktion der datenrate digitalisierter bilder |
US4922273A (en) * | 1987-04-02 | 1990-05-01 | Konica Corporation | Compression method of halftone image data |
NL8701261A (nl) * | 1987-05-27 | 1988-12-16 | Philips Nv | Televisie-overdrachtsysteem met pyramidale kodeer/dekodeerschakeling. |
US5371811A (en) * | 1987-07-09 | 1994-12-06 | British Telecommunications Public Limited Company | Data encoding |
EP0306250B1 (de) * | 1987-08-28 | 1993-12-08 | BRITISH TELECOMMUNICATIONS public limited company | Kodierung von Signalen |
JP2802066B2 (ja) * | 1987-09-01 | 1998-09-21 | 松下電器産業株式会社 | 画像信号のフレーム間圧縮装置 |
GB8722394D0 (en) * | 1987-09-23 | 1987-10-28 | British Telecomm | Video coder |
USRE34824E (en) * | 1987-09-23 | 1995-01-10 | British Telecommunications Public Limited Company | Video coder |
GB8724789D0 (en) * | 1987-10-19 | 1987-11-25 | British Telecomm | Signal coding |
AU622422B2 (en) * | 1987-10-19 | 1992-04-09 | British Telecommunications Public Limited Company | Video coder |
US6563875B2 (en) * | 1987-12-30 | 2003-05-13 | Thomson Licensing S.A. | Adaptive method of encoding and decoding a series of pictures by transformation, and devices for implementing this method |
US5162923A (en) * | 1988-02-22 | 1992-11-10 | Canon Kabushiki Kaisha | Method and apparatus for encoding frequency components of image information |
JP2692832B2 (ja) * | 1988-02-22 | 1997-12-17 | キヤノン株式会社 | 画像符号化伝送方法 |
JP2841197B2 (ja) * | 1988-04-20 | 1998-12-24 | コニカ株式会社 | 階調画像データの圧縮方法 |
EP0339589A3 (de) * | 1988-04-28 | 1992-01-02 | Sharp Kabushiki Kaisha | Orthogonales Transformationskodierungssystem für Bilddaten |
JP2570384B2 (ja) * | 1988-05-30 | 1997-01-08 | 日本電気株式会社 | 動画像信号の符号化・復号化方式 |
US5187755A (en) * | 1988-06-30 | 1993-02-16 | Dainippon Screen Mfg. Co., Ltd. | Method of and apparatus for compressing image data |
US4984076A (en) * | 1988-07-27 | 1991-01-08 | Kabushiki Kaisha Toshiba | Image compression coding system |
US4972260A (en) * | 1988-08-22 | 1990-11-20 | Matsushita Electric Industrial Co., Ltd. | Apparatus for coding a moving-picture signal |
FR2636802B1 (fr) * | 1988-09-19 | 1993-10-22 | Etat Francais Cnet | Procede de quantification a seuil variable dans un codage par transformation pour la transmission de signaux d'image |
DE3837590A1 (de) * | 1988-11-05 | 1990-05-10 | Ant Nachrichtentech | Verfahren zum reduzieren der datenrate von digitalen bilddaten |
CA1315392C (en) * | 1988-11-18 | 1993-03-30 | Taejeong Kim | Side-match and overlap-match vector quantizers for images |
FR2640840B1 (fr) * | 1988-12-16 | 1994-02-25 | Thomson Csf | Procede de codage d'une suite d'images, par une transformation et une pluralite de codes a longueur variable, et dispositifs pour la mise en oeuvre de ce procede |
JPH0797753B2 (ja) | 1989-01-24 | 1995-10-18 | 日本ビクター株式会社 | 符号化出力データ量の制御方式 |
JPH0787585B2 (ja) * | 1989-06-09 | 1995-09-20 | 松下電器産業株式会社 | 高能率符号化装置 |
US4954892A (en) * | 1989-02-14 | 1990-09-04 | Mitsubishi Denki Kabushiki Kaisha | Buffer controlled picture signal encoding and decoding system |
JP2597003B2 (ja) * | 1989-02-23 | 1997-04-02 | 富士写真フイルム株式会社 | 画像信号圧縮符号化装置 |
JPH03129987A (ja) * | 1989-10-14 | 1991-06-03 | Sony Corp | 映像信号符号化装置及び映像信号符号化方法 |
EP0789494B1 (de) * | 1989-12-25 | 2002-04-10 | Mitsubishi Denki Kabushiki Kaisha | Kodierungsgerät |
JP2560873B2 (ja) * | 1990-02-28 | 1996-12-04 | 日本ビクター株式会社 | 直交変換符号化復号化方法 |
US5128757A (en) * | 1990-06-18 | 1992-07-07 | Zenith Electronics Corporation | Video transmission system using adaptive sub-band coding |
KR950000830B1 (ko) * | 1990-06-25 | 1995-02-02 | 미쯔비시덴끼 가부시끼가이샤 | 디지탈 비디오 신호의 부호화 방법 및 이를 이용한 고능률 부호화장치 |
JP2891751B2 (ja) * | 1990-07-13 | 1999-05-17 | 日本電気株式会社 | 画像信号圧縮符号化方式及び装置 |
US5146324A (en) * | 1990-07-31 | 1992-09-08 | Ampex Corporation | Data compression using a feedforward quantization estimator |
KR930000033B1 (ko) * | 1990-10-18 | 1993-01-06 | 삼성전자 주식회사 | 에지검출을 이용한 양자화폭 조정회로 |
US5150208A (en) * | 1990-10-19 | 1992-09-22 | Matsushita Electric Industrial Co., Ltd. | Encoding apparatus |
DE69130156T2 (de) * | 1990-12-28 | 1999-02-18 | Canon Kk | Verfahren und Gerät zur Bildverarbeitung |
US5161015A (en) * | 1990-12-31 | 1992-11-03 | Zenith Electronics Corporation | System for peaking a video signal with a control signal representative of the perceptual nature of blocks of video pixels |
DE69232123T2 (de) * | 1991-02-07 | 2002-05-02 | Canon Kk | Bildkodieranlage |
JPH0575988A (ja) * | 1991-02-08 | 1993-03-26 | Canon Inc | 通信装置 |
US5285276A (en) * | 1991-03-12 | 1994-02-08 | Zenith Electronics Corp. | Bi-rate high definition television signal transmission system |
WO1992017032A1 (en) * | 1991-03-12 | 1992-10-01 | Zenith Electronics Corporation | Television signal transmission system with two sets of channel symbols |
JPH04323960A (ja) * | 1991-04-23 | 1992-11-13 | Canon Inc | 画像符号化装置 |
US5784107A (en) * | 1991-06-17 | 1998-07-21 | Matsushita Electric Industrial Co., Ltd. | Method and apparatus for picture coding and method and apparatus for picture decoding |
US5251028A (en) * | 1991-08-08 | 1993-10-05 | Matsushita Electric Corporation Of America | Apparatus for reducing quantization artifacts in an interframe hybrid coding system with motion compensation |
US6091884A (en) * | 1991-08-19 | 2000-07-18 | Index Systems, Inc. | Enhancing operations of video tape cassette players |
US6487362B1 (en) | 1991-08-19 | 2002-11-26 | Index Systems, Inc. | Enhancing operations of video tape cassette players |
JPH0563989A (ja) * | 1991-08-30 | 1993-03-12 | Fuji Xerox Co Ltd | 画像信号の符号化装置 |
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KR0128244B1 (ko) * | 1992-09-23 | 1998-04-02 | 배순훈 | 병렬 구조를 갖는 부호 화상 데이타의 복호 장치 |
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JPH06284402A (ja) * | 1993-03-26 | 1994-10-07 | Kodo Eizo Gijutsu Kenkyusho:Kk | 高品位画像符号化方法 |
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JP3210996B2 (ja) * | 1993-07-30 | 2001-09-25 | 三菱電機株式会社 | 高能率符号化装置及び高能率復号化装置 |
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JPH07322252A (ja) | 1994-05-23 | 1995-12-08 | Canon Inc | 画像符号化装置 |
JP3050047B2 (ja) * | 1994-06-24 | 2000-06-05 | 日本ビクター株式会社 | 動画像符号化装置及び動画像符号化方法 |
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FR2791211B1 (fr) * | 1999-03-18 | 2001-10-19 | Cit Alcatel | Dispositif de regulation en debit ou en qualite d'un compresseur de donnees numeriques, notamment d'images |
JPWO2003079692A1 (ja) | 2002-03-19 | 2005-07-21 | 富士通株式会社 | 階層符号化装置および復号装置 |
US7054497B2 (en) * | 2002-06-14 | 2006-05-30 | Koninklijke Philips Electronics N.V. | Method and system for optimizing image sharpness during coding and image enhancement |
ES2309379T3 (es) * | 2002-11-15 | 2008-12-16 | Qualcomm Incorporated | Aparato y procedimiento para codificacion por multiples descripciones. |
US7995849B2 (en) * | 2003-03-17 | 2011-08-09 | Qualcomm, Incorporated | Method and apparatus for improving video quality of low bit-rate video |
EP1639801B1 (de) * | 2003-06-26 | 2018-05-09 | Thomson Licensing DTV | Videoratensteuerung mit mehreren durchgängen zur anpassung an sliding-window-kanalnebenbedingungen |
EP2131594B1 (de) | 2008-06-06 | 2013-08-14 | Max-Planck-Gesellschaft zur Förderung der Wissenschaften e.V. | Verfahren und Vorrichtung zur Bildkomprimierung |
US8600181B2 (en) | 2008-07-08 | 2013-12-03 | Mobile Imaging In Sweden Ab | Method for compressing images and a format for compressed images |
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---|---|---|---|---|
US3984626A (en) * | 1975-08-01 | 1976-10-05 | Bell Telephone Laboratories, Incorporated | Picture signal coder |
US4281344A (en) * | 1980-05-02 | 1981-07-28 | Bell Telephone Laboratories, Incorporated | Video interframe transform coding technique |
IT1155557B (it) * | 1982-07-19 | 1987-01-28 | Cselt Centro Studi Lab Telecom | Metdodo e dispositivo per la codifica del segnale d immagine con riduzione di ridondanza a distorsione localmente uniforme |
DE3462572D1 (en) * | 1983-04-20 | 1987-04-09 | Nippon Telegraph & Telephone | Interframe coding method and apparatus therefor |
-
1986
- 1986-03-24 JP JP61066526A patent/JPS62222783A/ja active Pending
-
1987
- 1987-03-24 US US07/029,565 patent/US4734767A/en not_active Expired - Lifetime
- 1987-03-24 CA CA000532815A patent/CA1258534A/en not_active Expired
- 1987-03-24 EP EP19870104322 patent/EP0239076B1/de not_active Expired - Lifetime
- 1987-03-24 DE DE19873788667 patent/DE3788667T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CA1258534A (en) | 1989-08-15 |
EP0239076B1 (de) | 1994-01-05 |
US4734767A (en) | 1988-03-29 |
DE3788667T2 (de) | 1994-04-28 |
JPS62222783A (ja) | 1987-09-30 |
EP0239076A2 (de) | 1987-09-30 |
EP0239076A3 (en) | 1988-06-22 |
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