CA2812313C - Entropy coding coefficients using a joint context model - Google Patents
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- CA2812313C CA2812313C CA2812313A CA2812313A CA2812313C CA 2812313 C CA2812313 C CA 2812313C CA 2812313 A CA2812313 A CA 2812313A CA 2812313 A CA2812313 A CA 2812313A CA 2812313 C CA2812313 C CA 2812313C
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Classifications
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- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
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- 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]
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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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- 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
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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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- H04N19/90—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
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Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US38917010P | 2010-10-01 | 2010-10-01 | |
| US61/389,170 | 2010-10-01 | ||
| US13/249,079 | 2011-09-29 | ||
| US13/249,020 US8902988B2 (en) | 2010-10-01 | 2011-09-29 | Zero-out of high frequency coefficients and entropy coding retained coefficients using a joint context model |
| US13/249,079 US8913666B2 (en) | 2010-10-01 | 2011-09-29 | Entropy coding coefficients using a joint context model |
| US13/249,020 | 2011-09-29 | ||
| PCT/US2011/054425 WO2012045041A1 (en) | 2010-10-01 | 2011-09-30 | Entropy coding coefficients using a joint context model |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2812313A1 CA2812313A1 (en) | 2012-04-05 |
| CA2812313C true CA2812313C (en) | 2016-05-24 |
Family
ID=44789642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2812313A Active CA2812313C (en) | 2010-10-01 | 2011-09-30 | Entropy coding coefficients using a joint context model |
Country Status (21)
| Country | Link |
|---|---|
| US (2) | US8902988B2 (https=) |
| EP (1) | EP2622861B1 (https=) |
| JP (1) | JP5788517B2 (https=) |
| KR (1) | KR101528085B1 (https=) |
| CN (1) | CN103181169B (https=) |
| AU (1) | AU2011308538B2 (https=) |
| BR (1) | BR112013007302B1 (https=) |
| CA (1) | CA2812313C (https=) |
| DK (1) | DK2622861T3 (https=) |
| ES (1) | ES2761301T3 (https=) |
| HU (1) | HUE046649T2 (https=) |
| IL (1) | IL225401A (https=) |
| MY (1) | MY168311A (https=) |
| PH (1) | PH12013500611A1 (https=) |
| PL (1) | PL2622861T3 (https=) |
| PT (1) | PT2622861T (https=) |
| RU (1) | RU2556465C2 (https=) |
| SG (1) | SG189037A1 (https=) |
| SI (1) | SI2622861T1 (https=) |
| UA (1) | UA106937C2 (https=) |
| WO (2) | WO2012045037A2 (https=) |
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