DE69511390D1 - Quellencodierer mit voreingestellter qualität - Google Patents
Quellencodierer mit voreingestellter qualitätInfo
- Publication number
- DE69511390D1 DE69511390D1 DE69511390T DE69511390T DE69511390D1 DE 69511390 D1 DE69511390 D1 DE 69511390D1 DE 69511390 T DE69511390 T DE 69511390T DE 69511390 T DE69511390 T DE 69511390T DE 69511390 D1 DE69511390 D1 DE 69511390D1
- Authority
- DE
- Germany
- Prior art keywords
- source encoder
- preset quality
- preset
- encoder
- quality
- 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
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
- H03M7/3082—Vector coding
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T9/00—Image coding
- G06T9/008—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
- 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
- H04N19/154—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
- H04N19/90—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
- H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
-
- 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)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Error Detection And Correction (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US21860194A | 1994-03-28 | 1994-03-28 | |
US08/274,622 US5541594A (en) | 1994-03-28 | 1994-07-13 | Fixed quality source coder with fixed threshold |
PCT/US1995/003771 WO1995026591A1 (en) | 1994-03-28 | 1995-03-27 | Fixed quality source coder |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69511390D1 true DE69511390D1 (de) | 1999-09-16 |
DE69511390T2 DE69511390T2 (de) | 2000-05-11 |
Family
ID=26913076
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69511390T Expired - Fee Related DE69511390T2 (de) | 1994-03-28 | 1995-03-27 | Quellencodierer mit voreingestellter qualität |
Country Status (5)
Country | Link |
---|---|
US (1) | US5541594A (de) |
EP (1) | EP0753218B1 (de) |
CA (1) | CA2186748C (de) |
DE (1) | DE69511390T2 (de) |
WO (1) | WO1995026591A1 (de) |
Families Citing this family (35)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3302229B2 (ja) * | 1994-09-20 | 2002-07-15 | 株式会社リコー | 符号化方法、符号化/復号方法及び復号方法 |
US5748786A (en) * | 1994-09-21 | 1998-05-05 | Ricoh Company, Ltd. | Apparatus for compression using reversible embedded wavelets |
US5881176A (en) | 1994-09-21 | 1999-03-09 | Ricoh Corporation | Compression and decompression with wavelet style and binary style including quantization by device-dependent parser |
US6549666B1 (en) * | 1994-09-21 | 2003-04-15 | Ricoh Company, Ltd | Reversible embedded wavelet system implementation |
US6229927B1 (en) | 1994-09-21 | 2001-05-08 | Ricoh Company, Ltd. | Reversible embedded wavelet system implementation |
US6873734B1 (en) * | 1994-09-21 | 2005-03-29 | Ricoh Company Ltd | Method and apparatus for compression using reversible wavelet transforms and an embedded codestream |
US5694126A (en) * | 1995-03-20 | 1997-12-02 | Oki Data Corporation | Adaptive predictive data compression method and apparatus |
US6968003B1 (en) * | 1996-01-29 | 2005-11-22 | International Business Machines Corporation | Speed-memory tradeoff for MPEG decoders |
ID21087A (id) * | 1996-11-11 | 1999-04-15 | Philips Electronics Nv | Pemampatan-pengembangan data memakai alat pemberi kode-pengurai kode padi |
US6529551B1 (en) * | 1996-12-10 | 2003-03-04 | Thomson Licensing S.A. | Data efficient quantization table for a digital video signal processor |
US5999656A (en) * | 1997-01-17 | 1999-12-07 | Ricoh Co., Ltd. | Overlapped reversible transforms for unified lossless/lossy compression |
US5940585A (en) * | 1997-06-17 | 1999-08-17 | Hewlett-Packard Company | Data merge unit |
US6044172A (en) * | 1997-12-22 | 2000-03-28 | Ricoh Company Ltd. | Method and apparatus for reversible color conversion |
JP4267084B2 (ja) | 1998-04-09 | 2009-05-27 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 伝送システムの損失のない符号化/復号化 |
EP0969656B1 (de) | 1998-06-29 | 2007-01-24 | Xerox Corporation | Kompression von Grenzen zwischen Bildern |
EP0973340A3 (de) * | 1998-06-29 | 2001-03-28 | Xerox Corporation | HVQ Kompression mit einem Fehlerglied |
US6499060B1 (en) * | 1999-03-12 | 2002-12-24 | Microsoft Corporation | Media coding for loss recovery with remotely predicted data units |
US20020016161A1 (en) * | 2000-02-10 | 2002-02-07 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for compression of speech encoded parameters |
US6898323B2 (en) * | 2001-02-15 | 2005-05-24 | Ricoh Company, Ltd. | Memory usage scheme for performing wavelet processing |
US6895120B2 (en) * | 2001-03-30 | 2005-05-17 | Ricoh Co., Ltd. | 5,3 wavelet filter having three high pair and low pair filter elements with two pairs of cascaded delays |
US7062101B2 (en) | 2001-03-30 | 2006-06-13 | Ricoh Co., Ltd. | Method and apparatus for storing bitplanes of coefficients in a reduced size memory |
US6950558B2 (en) * | 2001-03-30 | 2005-09-27 | Ricoh Co., Ltd. | Method and apparatus for block sequential processing |
US7006697B1 (en) | 2001-03-30 | 2006-02-28 | Ricoh Co., Ltd. | Parallel block MQ arithmetic image compression of wavelet transform coefficients |
US6859563B2 (en) | 2001-03-30 | 2005-02-22 | Ricoh Co., Ltd. | Method and apparatus for decoding information using late contexts |
JP4129812B2 (ja) * | 2001-05-24 | 2008-08-06 | 株式会社リコー | 画像処理方法,装置および画像形成装置 |
US7581027B2 (en) * | 2001-06-27 | 2009-08-25 | Ricoh Co., Ltd. | JPEG 2000 for efficent imaging in a client/server environment |
US7630563B2 (en) * | 2001-07-19 | 2009-12-08 | Qualcomm Incorporated | System and method for decoding digital image and audio data in a lossless manner |
US7280252B1 (en) | 2001-12-19 | 2007-10-09 | Ricoh Co., Ltd. | Error diffusion of multiresolutional representations |
US7095907B1 (en) | 2002-01-10 | 2006-08-22 | Ricoh Co., Ltd. | Content and display device dependent creation of smaller representation of images |
US7120305B2 (en) * | 2002-04-16 | 2006-10-10 | Ricoh, Co., Ltd. | Adaptive nonlinear image enlargement using wavelet transform coefficients |
US6798360B1 (en) * | 2003-06-27 | 2004-09-28 | Canadian Space Agency | Method and system for compressing a continuous data flow in real-time using recursive hierarchical self-organizing cluster vector quantization (HSOCVQ) |
US8085844B2 (en) * | 2003-09-07 | 2011-12-27 | Microsoft Corporation | Signaling reference frame distances |
US8634413B2 (en) | 2004-12-30 | 2014-01-21 | Microsoft Corporation | Use of frame caching to improve packet loss recovery |
US8290057B2 (en) * | 2005-02-18 | 2012-10-16 | Mediatek Incorporation | Method of decoding a digital video sequence and related apparatus |
US20100223061A1 (en) * | 2009-02-27 | 2010-09-02 | Nokia Corporation | Method and Apparatus for Audio Coding |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5851471B2 (ja) * | 1975-04-09 | 1983-11-16 | 日本電気株式会社 | テレビシンゴウフゴウカソウチ |
US4652905A (en) * | 1978-04-19 | 1987-03-24 | Quanticon Inc. | Instantaneous neutral colors in dither-quantized color television |
US4560977A (en) * | 1982-06-11 | 1985-12-24 | Mitsubishi Denki Kabushiki Kaisha | Vector quantizer |
JPS6029090A (ja) * | 1983-07-28 | 1985-02-14 | Kokusai Denshin Denwa Co Ltd <Kdd> | ベクトル信号の繰込み量子化方式 |
US4670851A (en) * | 1984-01-09 | 1987-06-02 | Mitsubishi Denki Kabushiki Kaisha | Vector quantizer |
DE3685238D1 (de) * | 1985-02-28 | 1992-06-17 | Mitsubishi Electric Corp | Adaptive zwischenbild-vektorquantisier-kodiereinrichtung. |
DE3670746D1 (de) * | 1985-12-04 | 1990-05-31 | Siemens Ag | Verfahren zur datenreduktion digitaler bildsignale durch vektorquantisierung. |
US4903317A (en) * | 1986-06-24 | 1990-02-20 | Kabushiki Kaisha Toshiba | Image processing apparatus |
GB2210236B (en) * | 1987-09-24 | 1991-12-18 | Newbridge Networks Corp | Speech processing system |
FR2625060B1 (fr) * | 1987-12-16 | 1990-10-05 | Guichard Jacques | Procede et dispositifs de codage et de decodage pour la transmission d'images a travers un reseau a debit variable |
CA1333420C (en) * | 1988-02-29 | 1994-12-06 | Tokumichi Murakami | Vector quantizer |
US4943855A (en) * | 1988-07-22 | 1990-07-24 | At&T Bell Laboratories | Progressive sub-band image coding system |
US5031037A (en) * | 1989-04-06 | 1991-07-09 | Utah State University Foundation | Method and apparatus for vector quantizer parallel processing |
US5124791A (en) * | 1989-05-31 | 1992-06-23 | Utah State University Foundation | Frame-to-frame compression of vector quantized signals and other post-processing |
US4958225A (en) * | 1989-06-09 | 1990-09-18 | Utah State University Foundation | Full-search-equivalent method for matching data and a vector quantizer utilizing such method |
WO1992009142A1 (en) * | 1989-06-13 | 1992-05-29 | Utah State University Foundation | Method and apparatus for data compression with reduced distortion |
GB9013217D0 (en) * | 1990-06-13 | 1990-08-01 | Indep Broadcasting Authority | Evaluation of detail in video images,and applications thereof |
US5204899A (en) * | 1991-11-19 | 1993-04-20 | Scientific-Atlanta, Inc. | Vector quantization method employing mirrored input vectors to search codebook |
US5172228A (en) * | 1991-11-19 | 1992-12-15 | Utah State University Foundation | Image compression method and apparatus employing distortion adaptive tree search vector quantization |
US5235418A (en) * | 1991-11-19 | 1993-08-10 | Scientific-Atlanta, Inc. | Method and apparatus for low frequency removal in vector quantization |
US5371544A (en) * | 1992-02-07 | 1994-12-06 | At&T Corp. | Geometric vector quantization |
-
1994
- 1994-07-13 US US08/274,622 patent/US5541594A/en not_active Expired - Lifetime
-
1995
- 1995-03-27 WO PCT/US1995/003771 patent/WO1995026591A1/en active IP Right Grant
- 1995-03-27 CA CA002186748A patent/CA2186748C/en not_active Expired - Fee Related
- 1995-03-27 DE DE69511390T patent/DE69511390T2/de not_active Expired - Fee Related
- 1995-03-27 EP EP95914888A patent/EP0753218B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
WO1995026591A1 (en) | 1995-10-05 |
US5541594A (en) | 1996-07-30 |
CA2186748C (en) | 2000-06-27 |
EP0753218A4 (de) | 1997-06-11 |
EP0753218B1 (de) | 1999-08-11 |
EP0753218A1 (de) | 1997-01-15 |
DE69511390T2 (de) | 2000-05-11 |
CA2186748A1 (en) | 1995-10-05 |
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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 |