PH12014501006B1 - Context reduction for context adaptive binary arithmetic coding - Google Patents
Context reduction for context adaptive binary arithmetic codingInfo
- Publication number
- PH12014501006B1 PH12014501006B1 PH1/2014/501006A PH12014501006A PH12014501006B1 PH 12014501006 B1 PH12014501006 B1 PH 12014501006B1 PH 12014501006 A PH12014501006 A PH 12014501006A PH 12014501006 B1 PH12014501006 B1 PH 12014501006B1
- Authority
- PH
- Philippines
- Prior art keywords
- context
- binary arithmetic
- arithmetic coding
- adaptive binary
- reduction
- Prior art date
Links
- 230000003044 adaptive effect Effects 0.000 title abstract 2
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
- 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
- H04N19/10—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
- 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 | |
| US13/645,296 US9237358B2 (en) | 2011-11-08 | 2012-10-04 | Context reduction for context adaptive binary arithmetic coding |
| PCT/US2012/059092 WO2013070353A1 (en) | 2011-11-08 | 2012-10-05 | Context reduction for context adaptive binary arithmetic coding |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| PH12014501006A1 PH12014501006A1 (en) | 2017-06-16 |
| PH12014501006B1 true PH12014501006B1 (en) | 2017-11-10 |
Family
ID=48223670
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PH1/2014/501035A PH12014501035A1 (en) | 2011-11-08 | 2012-10-05 | Number of contexts reduction for context adaptive binary arithmetic coding |
| PH1/2014/501005A PH12014501005B1 (en) | 2011-11-08 | 2012-10-05 | Context reduction for context adaptive binary arithmetic coding |
| PH1/2014/501006A PH12014501006B1 (en) | 2011-11-08 | 2012-10-05 | Context reduction for context adaptive binary arithmetic coding |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PH1/2014/501035A PH12014501035A1 (en) | 2011-11-08 | 2012-10-05 | Number of contexts reduction for context adaptive binary arithmetic coding |
| PH1/2014/501005A PH12014501005B1 (en) | 2011-11-08 | 2012-10-05 | Context reduction for context adaptive binary arithmetic coding |
Country Status (21)
| Country | Link |
|---|---|
| US (5) | US9451287B2 (enExample) |
| EP (4) | EP2777162B1 (enExample) |
| JP (3) | JP5847957B2 (enExample) |
| KR (3) | KR101633199B1 (enExample) |
| CN (3) | CN103988437B (enExample) |
| AU (3) | AU2012336323B2 (enExample) |
| BR (3) | BR112014011063B1 (enExample) |
| CA (3) | CA2854830C (enExample) |
| DK (2) | DK2777160T5 (enExample) |
| ES (4) | ES2698552T3 (enExample) |
| HU (2) | HUE026070T2 (enExample) |
| IL (7) | IL232287A (enExample) |
| IN (3) | IN2014CN03460A (enExample) |
| MY (4) | MY166487A (enExample) |
| PH (3) | PH12014501035A1 (enExample) |
| PL (3) | PL2777160T3 (enExample) |
| PT (2) | PT2777160E (enExample) |
| RU (1) | RU2602380C2 (enExample) |
| SG (3) | SG11201401687XA (enExample) |
| WO (3) | WO2013070353A1 (enExample) |
| ZA (2) | ZA201404184B (enExample) |
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