ZA201405688B - Determining contexts for coding transform coefficient data in video coding - Google Patents
Determining contexts for coding transform coefficient data in video codingInfo
- Publication number
- ZA201405688B ZA201405688B ZA2014/05688A ZA201405688A ZA201405688B ZA 201405688 B ZA201405688 B ZA 201405688B ZA 2014/05688 A ZA2014/05688 A ZA 2014/05688A ZA 201405688 A ZA201405688 A ZA 201405688A ZA 201405688 B ZA201405688 B ZA 201405688B
- Authority
- ZA
- South Africa
- Prior art keywords
- coding
- transform coefficient
- coefficient data
- determining contexts
- video coding
- Prior art date
Links
Classifications
-
- 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
- H04N19/102—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
- H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding 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
- H04N19/102—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
- H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
- H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
-
- 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
-
- 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
- H04N19/18—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
-
- 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
-
- 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]
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Discrete Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Image Processing (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201261586668P | 2012-01-13 | 2012-01-13 | |
| US201261588595P | 2012-01-19 | 2012-01-19 | |
| US201261597097P | 2012-02-09 | 2012-02-09 | |
| US13/738,574 US9253481B2 (en) | 2012-01-13 | 2013-01-10 | Determining contexts for coding transform coefficient data in video coding |
| PCT/US2013/021261 WO2013106729A2 (en) | 2012-01-13 | 2013-01-11 | Determining contexts for coding transform coefficient data in video coding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA201405688B true ZA201405688B (en) | 2017-08-30 |
Family
ID=48779949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA2014/05688A ZA201405688B (en) | 2012-01-13 | 2014-07-31 | Determining contexts for coding transform coefficient data in video coding |
Country Status (18)
| Country | Link |
|---|---|
| US (3) | US20130182772A1 (enExample) |
| EP (3) | EP2803195B1 (enExample) |
| JP (3) | JP2015507429A (enExample) |
| KR (3) | KR20140116194A (enExample) |
| CN (3) | CN104041029B (enExample) |
| AU (3) | AU2013207823B2 (enExample) |
| BR (3) | BR112014017121B1 (enExample) |
| CA (3) | CA2863011C (enExample) |
| HK (1) | HK1198404A1 (enExample) |
| IL (3) | IL233161A0 (enExample) |
| MY (2) | MY172757A (enExample) |
| PH (3) | PH12014501467B1 (enExample) |
| RU (3) | RU2014133158A (enExample) |
| SG (4) | SG11201403342YA (enExample) |
| TW (3) | TWI559736B (enExample) |
| UA (1) | UA114418C2 (enExample) |
| WO (3) | WO2013106739A2 (enExample) |
| ZA (1) | ZA201405688B (enExample) |
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2013
- 2013-01-10 US US13/738,534 patent/US20130182772A1/en not_active Abandoned
- 2013-01-10 US US13/738,574 patent/US9253481B2/en active Active
- 2013-01-10 US US13/738,602 patent/US9621894B2/en active Active
- 2013-01-11 EP EP13701192.0A patent/EP2803195B1/en active Active
- 2013-01-11 BR BR112014017121-1A patent/BR112014017121B1/pt active IP Right Grant
- 2013-01-11 CN CN201380005235.3A patent/CN104041029B/zh active Active
- 2013-01-11 SG SG11201403342YA patent/SG11201403342YA/en unknown
- 2013-01-11 JP JP2014552329A patent/JP2015507429A/ja active Pending
- 2013-01-11 CN CN201380005233.4A patent/CN104054340A/zh active Pending
- 2013-01-11 SG SG11201403343RA patent/SG11201403343RA/en unknown
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