CA2081233A1 - Codage de signaux d'imagerie avec correction des effets dus aux mouvements pour obtenir un signal d'imagerie de debit binaire predetermine - Google Patents
Codage de signaux d'imagerie avec correction des effets dus aux mouvements pour obtenir un signal d'imagerie de debit binaire predetermineInfo
- Publication number
- CA2081233A1 CA2081233A1 CA2081233A CA2081233A CA2081233A1 CA 2081233 A1 CA2081233 A1 CA 2081233A1 CA 2081233 A CA2081233 A CA 2081233A CA 2081233 A CA2081233 A CA 2081233A CA 2081233 A1 CA2081233 A1 CA 2081233A1
- Authority
- CA
- Canada
- Prior art keywords
- signal
- quantizer
- picture
- zero
- error 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.)
- Granted
Links
- 239000013598 vector Substances 0.000 abstract 5
- 230000002596 correlated effect Effects 0.000 abstract 1
- 230000000875 corresponding effect Effects 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/144—Movement detection
- H04N5/145—Movement 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
- H04N19/102—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
- H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
-
- 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
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
- H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
-
- 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
- H04N19/172—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 picture, frame or field
-
- 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
- H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
-
- 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
- H04N19/46—Embedding additional information in the video signal during the compression process
-
- 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
-
- 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
-
- 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
- H04N19/134—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
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)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Applications Claiming Priority (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP279541/1991 | 1991-10-25 | ||
JP27954191 | 1991-10-25 | ||
JP285060/1991 | 1991-10-30 | ||
JP28506091 | 1991-10-30 | ||
JP115992 | 1992-01-08 | ||
JP1159/1992 | 1992-01-08 | ||
JP9133/1992 | 1992-01-22 | ||
JP913392 | 1992-01-22 |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2081233A1 true CA2081233A1 (fr) | 1993-04-26 |
CA2081233C CA2081233C (fr) | 1998-09-29 |
Family
ID=27453336
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA 2081233 Expired - Fee Related CA2081233C (fr) | 1991-10-25 | 1992-10-23 | Codage de signaux d'imagerie avec correction des effets dus aux mouvements pour obtenir un signal d'imagerie de debit binaire predetermine |
Country Status (3)
Country | Link |
---|---|
US (1) | US5453791A (fr) |
JP (1) | JP2868045B2 (fr) |
CA (1) | CA2081233C (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3700195B2 (ja) * | 1995-01-10 | 2005-09-28 | ソニー株式会社 | 復号化装置、再生装置、記録再生装置、画像処理システム、復号化方法、再生方法、記録再生方法及び画像処理方法 |
KR100225690B1 (ko) * | 1995-04-18 | 1999-10-15 | 모리시다 요이치 | 상관도 연산장치, 병렬상관도 연산장치 및 상관도연산방법 |
JPH08294125A (ja) * | 1995-04-20 | 1996-11-05 | Toshiba Corp | 動画像符号化装置および動画像復号化装置 |
US5781238A (en) * | 1995-07-28 | 1998-07-14 | Sony Corporation | Information signal encoding apparatus, encoding method thereof, information signal decoding method, and information signal record medium thereof |
RU2093968C1 (ru) * | 1995-08-02 | 1997-10-20 | Закрытое акционерное общество "Техно-ТМ" | Способ кодирования-декодирования изображений и устройство для его осуществления |
US9395905B2 (en) * | 2006-04-05 | 2016-07-19 | Synaptics Incorporated | Graphical scroll wheel |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2909600A (en) * | 1956-07-26 | 1959-10-20 | Bell Telephone Labor Inc | Two-way television over telephone lines |
CA935915A (en) * | 1964-08-01 | 1973-10-23 | Sony Corporation | Video magnetic recording and reproducing system |
JPS4929718A (fr) * | 1972-07-19 | 1974-03-16 | ||
JPS55158784A (en) * | 1979-05-28 | 1980-12-10 | Nec Corp | Inter-frame coding device |
JPS58197984A (ja) * | 1982-05-14 | 1983-11-17 | Nec Corp | テレビジヨン信号の適応予測符号化装置 |
EP0330455A3 (fr) * | 1988-02-22 | 1990-07-04 | Kabushiki Kaisha Toshiba | Dispositif de codage d'images |
JP2520306B2 (ja) * | 1989-05-24 | 1996-07-31 | 三菱電機株式会社 | 変換符号化装置 |
-
1992
- 1992-10-20 JP JP28173592A patent/JP2868045B2/ja not_active Expired - Lifetime
- 1992-10-23 US US07/965,692 patent/US5453791A/en not_active Expired - Fee Related
- 1992-10-23 CA CA 2081233 patent/CA2081233C/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2868045B2 (ja) | 1999-03-10 |
CA2081233C (fr) | 1998-09-29 |
JPH05268595A (ja) | 1993-10-15 |
US5453791A (en) | 1995-09-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKLA | Lapsed |