ZA201404184B - Number of context reduction for context adaptive binary arithmetic coding - Google Patents
Number of context reduction for context adaptive binary arithmetic codingInfo
- Publication number
- ZA201404184B ZA201404184B ZA2014/04184A ZA201404184A ZA201404184B ZA 201404184 B ZA201404184 B ZA 201404184B ZA 2014/04184 A ZA2014/04184 A ZA 2014/04184A ZA 201404184 A ZA201404184 A ZA 201404184A ZA 201404184 B ZA201404184 B ZA 201404184B
- Authority
- ZA
- South Africa
- Prior art keywords
- context
- arithmetic coding
- binary arithmetic
- adaptive binary
- reduction
- Prior art date
Links
- 230000003044 adaptive effect Effects 0.000 title 1
Classifications
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- 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
-
- 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
- H04N19/136—Incoming video signal characteristics or properties
-
- 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
- H04N19/174—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 slice, e.g. a line of blocks or a group of 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
- H04N19/169—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
-
- 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
-
- 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
- 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
- H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
- H03M7/4006—Conversion to or from arithmetic code
- H03M7/4012—Binary arithmetic codes
- H03M7/4018—Context adapative binary arithmetic codes [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
- H04N19/102—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
-
- 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)
- Theoretical Computer Science (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201161557325P | 2011-11-08 | 2011-11-08 | |
| US201161561911P | 2011-11-20 | 2011-11-20 | |
| US13/645,330 US9288508B2 (en) | 2011-11-08 | 2012-10-04 | Context reduction for context adaptive binary arithmetic coding |
| PCT/US2012/059100 WO2013070355A1 (en) | 2011-11-08 | 2012-10-05 | Number of context reduction for context adaptive binary arithmetic coding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA201404184B true ZA201404184B (en) | 2022-11-30 |
Family
ID=48223670
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA2014/04184A ZA201404184B (en) | 2011-11-08 | 2014-06-06 | Number of context reduction for context adaptive binary arithmetic coding |
| ZA2014/04182A ZA201404182B (en) | 2011-11-08 | 2014-06-06 | Context reduction for context adaptive binary arithmetic coding |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA2014/04182A ZA201404182B (en) | 2011-11-08 | 2014-06-06 | Context reduction for context adaptive binary arithmetic coding |
Country Status (21)
| Country | Link |
|---|---|
| US (5) | US9288508B2 (enExample) |
| EP (4) | EP2777160B9 (enExample) |
| JP (3) | JP5847957B2 (enExample) |
| KR (3) | KR101633201B1 (enExample) |
| CN (3) | CN103988437B (enExample) |
| AU (3) | AU2012336324B2 (enExample) |
| BR (3) | BR112014011065B1 (enExample) |
| CA (3) | CA2854814C (enExample) |
| DK (2) | DK2777160T5 (enExample) |
| ES (4) | ES2549145T3 (enExample) |
| HU (2) | HUE027592T2 (enExample) |
| IL (7) | IL232287A (enExample) |
| IN (3) | IN2014CN03430A (enExample) |
| MY (4) | MY168697A (enExample) |
| PH (3) | PH12014501035A1 (enExample) |
| PL (3) | PL2777162T3 (enExample) |
| PT (2) | PT2777160E (enExample) |
| RU (1) | RU2602380C2 (enExample) |
| SG (3) | SG11201401687XA (enExample) |
| WO (3) | WO2013070355A1 (enExample) |
| ZA (2) | ZA201404184B (enExample) |
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| PL3754982T3 (pl) | 2011-09-29 | 2024-09-02 | Sharp Kabushiki Kaisha | Urządzenie do dekodowania obrazu, sposób dekodowania obrazu, sposób kodowania obrazu i urządzenie kodowania obrazu do realizowania konwersji bipredykcyjnej na unipredykcyjną |
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