DE69031198D1 - Einrichtung zur orthogonalen Transformationskodierung - Google Patents
Einrichtung zur orthogonalen TransformationskodierungInfo
- Publication number
- DE69031198D1 DE69031198D1 DE69031198T DE69031198T DE69031198D1 DE 69031198 D1 DE69031198 D1 DE 69031198D1 DE 69031198 T DE69031198 T DE 69031198T DE 69031198 T DE69031198 T DE 69031198T DE 69031198 D1 DE69031198 D1 DE 69031198D1
- Authority
- DE
- Germany
- Prior art keywords
- orthogonal transformation
- transformation coding
- coding
- orthogonal
- transformation
- 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
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
- H04N5/926—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation
- H04N5/9261—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation involving data reduction
- H04N5/9264—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation involving data reduction 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
- H04N19/10—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
- H04N19/132—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
- H04N19/149—Data rate or code amount at the encoder output by estimating the code amount by means of a model, e.g. mathematical model or statistical model
-
- 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
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- 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
- H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
- H04N19/192—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding the adaptation method, adaptation tool or adaptation type being iterative or recursive
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- 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
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/527—Global motion vector estimation
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- 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
- H04N19/60—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
- H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
-
- 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
- H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
- H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
-
- 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
- H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
- H04N19/88—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving rearrangement of data among different coding units, e.g. shuffling, interleaving, scrambling or permutation of pixel data or permutation of transform coefficient data among different blocks
-
- 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
- H04N19/134—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
- H04N19/30—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
- H04N19/90—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)
- Algebra (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14789189A JPH0787585B2 (ja) | 1989-06-09 | 1989-06-09 | 高能率符号化装置 |
JP1203285A JPH0366228A (ja) | 1989-08-04 | 1989-08-04 | ブロック符号化装置と復号化装置 |
JP2004152A JPH03209919A (ja) | 1990-01-11 | 1990-01-11 | ブロック符号化装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69031198D1 true DE69031198D1 (de) | 1997-09-11 |
DE69031198T2 DE69031198T2 (de) | 1998-03-19 |
Family
ID=27276142
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1990631198 Expired - Lifetime DE69031198T2 (de) | 1989-06-09 | 1990-06-08 | Einrichtung zur orthogonalen Transformationskodierung |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0401854B1 (de) |
DE (1) | DE69031198T2 (de) |
HK (1) | HK1001940A1 (de) |
Families Citing this family (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5146324A (en) * | 1990-07-31 | 1992-09-08 | Ampex Corporation | Data compression using a feedforward quantization estimator |
JP2839339B2 (ja) * | 1990-08-06 | 1998-12-16 | 松下電器産業株式会社 | 直交変換符号化装置および直交変換符号化方法 |
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 |
EP0482888B1 (de) * | 1990-10-25 | 1997-06-04 | Matsushita Electric Industrial Co., Ltd. | Aufzeichnungs- und Wiedergabegerät für Videosignale |
DE69122595T2 (de) * | 1990-12-27 | 1997-03-20 | Toshiba Kawasaki Kk | Aufzeichnungs- und Abspielgerät |
ES2143137T3 (es) * | 1990-12-28 | 2000-05-01 | Canon Kk | Codificacion de imagenes con optimizacion de la cantidad de codigo generada. |
SG94708A1 (en) * | 1991-02-07 | 2003-03-18 | Canon Kk | Image encoding apparatus |
JP2630085B2 (ja) * | 1991-02-26 | 1997-07-16 | 松下電器産業株式会社 | 記録装置と再生装置 |
JP3141139B2 (ja) * | 1991-03-13 | 2001-03-05 | 三菱電機株式会社 | 映像音声デジタル記録/再生装置 |
JPH04323960A (ja) * | 1991-04-23 | 1992-11-13 | Canon Inc | 画像符号化装置 |
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 |
JPH0583696A (ja) * | 1991-06-07 | 1993-04-02 | Sony Corp | 画像符号化装置 |
JP3227674B2 (ja) * | 1991-06-27 | 2001-11-12 | ソニー株式会社 | 動画像符号化装置および方法 |
WO1993002527A1 (fr) * | 1991-07-19 | 1993-02-04 | Laboratoire De Traitement Des Signaux | Procede de regulation statistique de debit pour la transmission d'images numeriques |
JP3141896B2 (ja) * | 1991-08-09 | 2001-03-07 | ソニー株式会社 | ディジタルビデオ信号の記録装置 |
DE69223234T2 (de) * | 1991-08-21 | 1998-06-18 | Toshiba Kawasaki Shi Kk | Bilddatenkompressionsvorrichtung |
GB2259421B (en) * | 1991-09-04 | 1995-01-18 | Sony Broadcast & Communication | Image data recording and transmission |
US5144424A (en) * | 1991-10-15 | 1992-09-01 | Thomson Consumer Electronics, Inc. | Apparatus for video data quantization control |
US5231484A (en) * | 1991-11-08 | 1993-07-27 | International Business Machines Corporation | Motion video compression system with adaptive bit allocation and quantization |
MY109399A (en) * | 1992-01-07 | 1997-01-31 | Koninklijke Philips Electronics Nv | Device for processing digital data, and digital video system comprising the device |
US5349384A (en) * | 1992-01-14 | 1994-09-20 | Sony Corporation | Apparatus and methods for transmitting compressed digital image signals |
JPH05236427A (ja) * | 1992-02-25 | 1993-09-10 | Sony Corp | 画像信号の符号化装置及び符号化方法 |
JP3166291B2 (ja) * | 1992-04-03 | 2001-05-14 | ソニー株式会社 | 量子化コントロール回路 |
US5587806A (en) * | 1993-03-26 | 1996-12-24 | Matsushita Electric Industrial Co., Ltd. | Apparatus for separately recording input coded video signal and important data generated therefrom |
JP3336754B2 (ja) * | 1994-08-19 | 2002-10-21 | ソニー株式会社 | デジタルビデオ信号の記録方法及び記録装置 |
WO1996025801A1 (en) * | 1995-02-17 | 1996-08-22 | Trustus Pty. Ltd. | Method for partitioning a block of data into subblocks and for storing and communicating such subblocks |
KR100188934B1 (ko) * | 1995-08-28 | 1999-06-01 | 윤종용 | 영상 신호 부호화 장치 및 방법 |
US6266375B1 (en) * | 1997-11-13 | 2001-07-24 | Sony Corporation | Method and apparatus for selecting a quantization table for encoding a digital image |
US6983073B1 (en) | 1999-01-13 | 2006-01-03 | Gidel Imaging Ltd. | Enhancement of compressed images |
WO2000042774A1 (en) * | 1999-01-14 | 2000-07-20 | Gidel Imaging Ltd. | Enhancement of compressed images |
EP1768416A1 (de) * | 2005-09-27 | 2007-03-28 | Matsushita Electric Industrial Co., Ltd. | Frequenzselektive Videocomprimierung und -quantisierung |
EP1768415A1 (de) * | 2005-09-27 | 2007-03-28 | Matsushita Electric Industrial Co., Ltd. | Adaptive Scanreihenfolge der DCT-Koeffizienten und Übertragung dieser Reihenfolge |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0207774B1 (de) * | 1985-07-02 | 1992-03-04 | Matsushita Electric Industrial Co., Ltd. | Vorrichtung zur Blockkodierung |
GB8621994D0 (en) * | 1986-09-12 | 1986-10-22 | Crosfield Electronics Ltd | Image processing |
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 |
US4920426A (en) * | 1986-11-10 | 1990-04-24 | Kokusai Denshin Denwa Co., Ltd. | Image coding system coding digital image signals by forming a histogram of a coefficient signal sequence to estimate an amount of information |
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. |
US4821119A (en) * | 1988-05-04 | 1989-04-11 | Bell Communications Research, Inc. | Method and apparatus for low bit-rate interframe video coding |
-
1990
- 1990-06-08 DE DE1990631198 patent/DE69031198T2/de not_active Expired - Lifetime
- 1990-06-08 EP EP19900110889 patent/EP0401854B1/de not_active Expired - Lifetime
-
1998
- 1998-02-06 HK HK98100920A patent/HK1001940A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0401854A3 (de) | 1992-07-29 |
EP0401854A2 (de) | 1990-12-12 |
HK1001940A1 (en) | 1998-07-17 |
DE69031198T2 (de) | 1998-03-19 |
EP0401854B1 (de) | 1997-08-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: PANASONIC CORP., KADOMA, OSAKA, JP |