CA2088082A1 - Affectation dynamique de bits pour le codage de signaux video tridimensionnels de sous-bande - Google Patents
Affectation dynamique de bits pour le codage de signaux video tridimensionnels de sous-bandeInfo
- Publication number
- CA2088082A1 CA2088082A1 CA2088082A CA2088082A CA2088082A1 CA 2088082 A1 CA2088082 A1 CA 2088082A1 CA 2088082 A CA2088082 A CA 2088082A CA 2088082 A CA2088082 A CA 2088082A CA 2088082 A1 CA2088082 A1 CA 2088082A1
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- coding
- bits
- band signals
- signals
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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
- H04N19/507—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction using conditional replenishment
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- 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
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- 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
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- 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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- 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
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- H04N19/186—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 colour or a chrominance component
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- 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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- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
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- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- 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
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- H—ELECTRICITY
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- H04N19/115—Selection of the code volume for a coding unit prior to coding
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- 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
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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
- H04N19/134—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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression Of Band Width Or Redundancy In Fax (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Image Processing (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US83225692A | 1992-02-07 | 1992-02-07 | |
US832,256 | 1992-02-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2088082A1 true CA2088082A1 (fr) | 1993-08-08 |
CA2088082C CA2088082C (fr) | 1999-01-19 |
Family
ID=25261130
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002088082A Expired - Fee Related CA2088082C (fr) | 1992-02-07 | 1993-01-26 | Affectation dynamique de bits pour le codage de signaux video tridimensionnels de sous-bande |
Country Status (5)
Country | Link |
---|---|
US (2) | US5309232A (fr) |
EP (1) | EP0555016B1 (fr) |
JP (1) | JP2915238B2 (fr) |
CA (1) | CA2088082C (fr) |
DE (1) | DE69322531T2 (fr) |
Families Citing this family (125)
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- 1993-01-28 DE DE69322531T patent/DE69322531T2/de not_active Expired - Lifetime
- 1993-01-28 EP EP93300630A patent/EP0555016B1/fr not_active Expired - Lifetime
- 1993-02-05 JP JP5040651A patent/JP2915238B2/ja not_active Expired - Lifetime
- 1993-07-16 US US08/092,768 patent/US5309232A/en not_active Expired - Lifetime
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1995
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US5481308A (en) | 1996-01-02 |
US5309232A (en) | 1994-05-03 |
JPH0646403A (ja) | 1994-02-18 |
JP2915238B2 (ja) | 1999-07-05 |
EP0555016A3 (en) | 1994-08-17 |
DE69322531T2 (de) | 1999-06-24 |
EP0555016A2 (fr) | 1993-08-11 |
CA2088082C (fr) | 1999-01-19 |
DE69322531D1 (de) | 1999-01-28 |
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