DE69324743D1 - Vorrichtung und Verfahren zur Bildsignalkodierung - Google Patents
Vorrichtung und Verfahren zur BildsignalkodierungInfo
- Publication number
- DE69324743D1 DE69324743D1 DE69324743T DE69324743T DE69324743D1 DE 69324743 D1 DE69324743 D1 DE 69324743D1 DE 69324743 T DE69324743 T DE 69324743T DE 69324743 T DE69324743 T DE 69324743T DE 69324743 D1 DE69324743 D1 DE 69324743D1
- Authority
- DE
- Germany
- Prior art keywords
- image signal
- signal coding
- coding
- image
- signal
- 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
- H04N7/00—Television systems
- H04N7/24—Systems for the transmission of television signals using pulse code modulation
- H04N7/52—Systems for transmission of a pulse code modulated video signal with one or more other pulse code modulated signals, e.g. an audio signal or a synchronizing signal
- H04N7/54—Systems for transmission of a pulse code modulated video signal with one or more other pulse code modulated signals, e.g. an audio signal or a synchronizing signal the signals being synchronous
-
- 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
-
- 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
- H04N19/117—Filters, e.g. for pre-processing or post-processing
-
- 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
- H04N19/169—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
- H04N19/40—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video transcoding, i.e. partial or full decoding of a coded input stream followed by re-encoding of the decoded output stream
-
- 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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
-
- 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
- H04N19/94—Vector 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
-
- 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
- H04N19/60—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
- H04N19/90—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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP22298892A JP3196906B2 (ja) | 1992-08-21 | 1992-08-21 | 画像信号の符号化装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69324743D1 true DE69324743D1 (de) | 1999-06-10 |
DE69324743T2 DE69324743T2 (de) | 1999-09-09 |
Family
ID=16791046
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1993624743 Expired - Fee Related DE69324743T2 (de) | 1992-08-21 | 1993-08-20 | Vorrichtung und Verfahren zur Bildsignalkodierung |
Country Status (4)
Country | Link |
---|---|
US (1) | US5754698A (de) |
EP (1) | EP0584741B1 (de) |
JP (1) | JP3196906B2 (de) |
DE (1) | DE69324743T2 (de) |
Families Citing this family (39)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4859490A (en) * | 1986-07-23 | 1989-08-22 | Sumitomo Electric Industries, Ltd. | Method for synthesizing diamond |
EP0661885A1 (de) * | 1993-12-28 | 1995-07-05 | Canon Kabushiki Kaisha | Bildverarbeitungsverfahren und Vorrichtung zur Umwandlung von in verschiedenen Formaten codierten Daten |
US5715009A (en) | 1994-03-29 | 1998-02-03 | Sony Corporation | Picture signal transmitting method and apparatus |
AU743585B2 (en) * | 1994-06-17 | 2002-01-31 | British Broadcasting Corporation, The | Video compression |
EP0845908B1 (de) * | 1994-06-17 | 2003-02-05 | Snell & Wilcox Limited | Komprimieren eines aus kompressionskodierten Videosignalen nach deren Teildekodierung kombinierten Signales |
GB9413001D0 (en) * | 1994-06-28 | 1994-08-17 | Ntl | Methods for the synchronisation of successive digital video compression/decompression systems |
DE69522861T2 (de) * | 1994-06-30 | 2002-04-11 | Koninkl Philips Electronics Nv | Verfahren und Einrichtung zur Codeumwandlung von codiertem Datenstrom |
FR2722052A1 (fr) * | 1994-06-30 | 1996-01-05 | Philips Electronics Nv | Dispositif de transcodage d'une sequence de signaux numeriques |
JPH08294119A (ja) * | 1995-04-21 | 1996-11-05 | Toshiba Corp | 画像符号化/復号化装置 |
US5978514A (en) | 1994-11-10 | 1999-11-02 | Kabushiki Kaisha Toshiba | Image data coding and decoding system for efficiently compressing information using the shape and position of the image content |
GB9626359D0 (en) * | 1996-12-19 | 1997-02-05 | Olivetti Telemedia Spa | Method for encoding digital information |
US6389175B1 (en) | 1996-12-19 | 2002-05-14 | At&T Laboratories, Limited | Method for encoding digital information |
JP3432392B2 (ja) * | 1997-04-07 | 2003-08-04 | 三菱電機株式会社 | 画像符号化装置、画像符号化方法および画像蓄積/伝送装置 |
US7305040B1 (en) | 1998-01-19 | 2007-12-04 | Sony Corporation | Edit system, edit control device, and edit control method |
US6574274B2 (en) * | 1998-02-27 | 2003-06-03 | Sony Corporation | Picture signal processing system, decoder, picture signal processing method, and decoding method |
CA2265089C (en) | 1998-03-10 | 2007-07-10 | Sony Corporation | Transcoding system using encoding history information |
US6483947B1 (en) | 1998-03-17 | 2002-11-19 | Matsushita Electric Industrial Co., Ltd. | Video signal processing apparatus |
EP1069774A4 (de) | 1999-02-05 | 2008-09-17 | Sony Corp | Einrichtung zur kodierung und dekodierung sowie entsprechnde verfahren, kodierungssystem und kodierungsverfahren |
EP1069777A4 (de) | 1999-02-05 | 2009-03-04 | Sony Corp | System zur kodierung, verfahren zur kodierung, system zur dekodierung, verfahren zur dekodierung, vorrichtung zurmultiplexierung, verfahren zur multiplexierung,anzeigesystem und ynzeigeverfahren |
KR100571307B1 (ko) | 1999-02-09 | 2006-04-17 | 소니 가부시끼 가이샤 | 코딩 시스템 및 방법, 부호화 장치 및 방법, 복호화 장치및 방법, 기록 장치 및 방법, 및 재생 장치 및 방법 |
JP3694888B2 (ja) | 1999-12-03 | 2005-09-14 | ソニー株式会社 | 復号装置および方法、符号化装置および方法、情報処理装置および方法、並びに記録媒体 |
GB2358539A (en) * | 2000-01-21 | 2001-07-25 | Sony Uk Ltd | Data processing method which separates parameter data from coded data |
JP3603000B2 (ja) * | 2000-02-01 | 2004-12-15 | カネボウ株式会社 | ハフマン符号化装置、ハフマン符号化方法およびハフマン符号化処理プログラムを記録した記録媒体 |
US6687410B1 (en) * | 2000-02-07 | 2004-02-03 | Sun Microsystems, Inc. | Method and apparatus for compression and decompression of data |
JP3873139B2 (ja) * | 2000-06-09 | 2007-01-24 | 株式会社日立製作所 | 表示装置 |
FR2812505B1 (fr) * | 2000-07-28 | 2003-01-24 | Sagem | Procede de sauvegarde d'un message dans un decodeur de television et son decodeur associe |
US7190723B2 (en) * | 2002-03-27 | 2007-03-13 | Scientific-Atlanta, Inc. | Digital stream transcoder with a hybrid-rate controller |
FI114071B (fi) * | 2003-01-13 | 2004-07-30 | Nokia Corp | Kuvien käsitteleminen rajoitetulla bittimäärällä |
SG140441A1 (en) * | 2003-03-17 | 2008-03-28 | St Microelectronics Asia | Decoder and method of decoding using pseudo two pass decoding and one pass encoding |
JP4196726B2 (ja) | 2003-05-14 | 2008-12-17 | ソニー株式会社 | 画像処理装置および画像処理方法、記録媒体、並びに、プログラム |
JP4339675B2 (ja) * | 2003-12-24 | 2009-10-07 | オリンパス株式会社 | グラデーション画像作成装置及びグラデーション画像作成方法 |
US7555171B2 (en) * | 2004-03-15 | 2009-06-30 | Sharp Laboratories Of America, Inc. | Systems and methods for down scaling a bitmap |
EP2046046A1 (de) * | 2007-10-02 | 2009-04-08 | Thomson Licensing | Verfahren zur Kodierung und Rekonstruktion von Bilddaten und Vorrichtungen zur Anwendung dieser Verfahren |
US8755444B2 (en) | 2010-08-06 | 2014-06-17 | Qualcomm Incorporated | Two-stage entropy decoding |
JP6423163B2 (ja) * | 2014-03-12 | 2018-11-14 | 株式会社メガチップス | 画像処理装置及び画像処理方法 |
CN107211131B (zh) | 2014-11-14 | 2020-07-21 | 华为技术有限公司 | 对数字图像块进行基于掩码的处理的系统和方法 |
EP3207699B1 (de) * | 2014-11-14 | 2021-06-09 | Huawei Technologies Co., Ltd. | Systeme und verfahren zur verarbeitung eines blocks eines digitalbildes |
BR112017010160B1 (pt) * | 2014-11-14 | 2023-05-02 | Huawei Technologies Co., Ltd | Aparelho e método para gerar uma pluralidade de coeficientes de transformada, método para codificar um quadro, aparelho e método para decodificar um quadro e meio legível por computador |
US10057577B2 (en) * | 2015-06-11 | 2018-08-21 | Sony Corporation | Pre-charge phase data compression |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5162923A (en) * | 1988-02-22 | 1992-11-10 | Canon Kabushiki Kaisha | Method and apparatus for encoding frequency components of image information |
US5187755A (en) * | 1988-06-30 | 1993-02-16 | Dainippon Screen Mfg. Co., Ltd. | Method of and apparatus for compressing image data |
US5249066A (en) * | 1989-02-14 | 1993-09-28 | Fujitsu Limited | Method and system for writing and reading coded data |
JP3005007B2 (ja) * | 1989-12-21 | 2000-01-31 | キヤノン株式会社 | 画像符号化装置 |
US5101438A (en) * | 1990-02-02 | 1992-03-31 | Ricoh Company, Ltd. | Method of discriminating different kinds of image areas, involving two-dimensional orthogonal transforms |
US5144688A (en) * | 1990-03-23 | 1992-09-01 | Board Of Regents, The University Of Texas System | Method and apparatus for visual pattern image coding |
US5229864A (en) * | 1990-04-16 | 1993-07-20 | Fuji Photo Film Co., Ltd. | Device for regenerating a picture signal by decoding |
KR950000830B1 (ko) * | 1990-06-25 | 1995-02-02 | 미쯔비시덴끼 가부시끼가이샤 | 디지탈 비디오 신호의 부호화 방법 및 이를 이용한 고능률 부호화장치 |
US5227875A (en) * | 1990-08-20 | 1993-07-13 | Kabushiki Kaisha Toshiba | System for transmitting encoded image data with quick image expansion and contraction |
JP3117091B2 (ja) * | 1990-08-23 | 2000-12-11 | 富士ゼロックス株式会社 | 画像符号化装置 |
KR960010392B1 (ko) * | 1990-09-29 | 1996-07-31 | 니뽕 빅터 가부시끼가이샤 | 적응 양자화를 이용한 화상 신호 부호화 복호화 장치 |
US5235420A (en) * | 1991-03-22 | 1993-08-10 | Bell Communications Research, Inc. | Multilayer universal video coder |
US5276525A (en) * | 1991-03-22 | 1994-01-04 | Bell Communications Research, Inc. | Two-dimensional block scanning for subband image and video coding |
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 |
JP3144824B2 (ja) * | 1991-05-08 | 2001-03-12 | 株式会社リコー | 画像再生装置 |
JPH0563989A (ja) * | 1991-08-30 | 1993-03-12 | Fuji Xerox Co Ltd | 画像信号の符号化装置 |
US5345317A (en) * | 1991-12-19 | 1994-09-06 | Kokusai Denshin Denwa Kabushiki Kaisha | High efficiency coding method for still natural images mingled with bi-level images |
JPH05236450A (ja) * | 1992-02-21 | 1993-09-10 | Mitsubishi Electric Corp | 映像情報圧縮符号化装置 |
JP3093458B2 (ja) * | 1992-07-23 | 2000-10-03 | 株式会社東芝 | 可変レート符・復号化装置 |
US5379122A (en) * | 1992-10-02 | 1995-01-03 | Xerox Corporation | Decompression of standard ADCT-compressed images |
US5412429A (en) * | 1993-03-11 | 1995-05-02 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Picture data compression coder using subband/transform coding with a Lempel-Ziv-based coder |
US5426673A (en) * | 1994-02-09 | 1995-06-20 | The Regents Of The University Of California | Discrete cosine transform-based image coding and decoding method |
-
1992
- 1992-08-21 JP JP22298892A patent/JP3196906B2/ja not_active Expired - Fee Related
-
1993
- 1993-08-20 EP EP19930113351 patent/EP0584741B1/de not_active Expired - Lifetime
- 1993-08-20 DE DE1993624743 patent/DE69324743T2/de not_active Expired - Fee Related
-
1996
- 1996-12-09 US US08/760,877 patent/US5754698A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0584741B1 (de) | 1999-05-06 |
EP0584741A3 (en) | 1994-05-25 |
JP3196906B2 (ja) | 2001-08-06 |
JPH0670178A (ja) | 1994-03-11 |
DE69324743T2 (de) | 1999-09-09 |
EP0584741A2 (de) | 1994-03-02 |
US5754698A (en) | 1998-05-19 |
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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 |