UA114418C2 - Визначення контекстів для кодування даних коефіцієнтів перетворення при кодуванні відео - Google Patents
Визначення контекстів для кодування даних коефіцієнтів перетворення при кодуванні відеоInfo
- Publication number
- UA114418C2 UA114418C2 UAA201409067A UAA201409067A UA114418C2 UA 114418 C2 UA114418 C2 UA 114418C2 UA A201409067 A UAA201409067 A UA A201409067A UA A201409067 A UAA201409067 A UA A201409067A UA 114418 C2 UA114418 C2 UA 114418C2
- Authority
- UA
- Ukraine
- Prior art keywords
- encoding
- conversion data
- sub
- block
- determining contexts
- Prior art date
Links
- 238000006243 chemical reaction Methods 0.000 title 1
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 (4)
| 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 | |
| PCT/US2013/021278 WO2013106739A2 (en) | 2012-01-13 | 2013-01-11 | Determining contexts for coding transform coefficient data in video coding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| UA114418C2 true UA114418C2 (uk) | 2017-06-12 |
Family
ID=48779949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| UAA201409067A UA114418C2 (uk) | 2012-01-13 | 2013-01-11 | Визначення контекстів для кодування даних коефіцієнтів перетворення при кодуванні відео |
Country Status (18)
| Country | Link |
|---|---|
| US (3) | US20130182772A1 (enExample) |
| EP (3) | EP2803195B1 (enExample) |
| JP (3) | JP6266535B2 (enExample) |
| KR (3) | KR101721302B1 (enExample) |
| CN (3) | CN104054340A (enExample) |
| AU (3) | AU2013207823B2 (enExample) |
| BR (3) | BR112014017121B1 (enExample) |
| CA (3) | CA2863019C (enExample) |
| HK (1) | HK1198404A1 (enExample) |
| IL (3) | IL233160A (enExample) |
| MY (2) | MY172757A (enExample) |
| PH (3) | PH12014501465A1 (enExample) |
| RU (3) | RU2603537C2 (enExample) |
| SG (4) | SG10201605387XA (enExample) |
| TW (3) | TWI559736B (enExample) |
| UA (1) | UA114418C2 (enExample) |
| WO (3) | WO2013106710A2 (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 US13/738,602 patent/US9621894B2/en active Active
- 2013-01-10 US US13/738,574 patent/US9253481B2/en active Active
- 2013-01-11 TW TW102101279A patent/TWI559736B/zh active
- 2013-01-11 CA CA2863019A patent/CA2863019C/en active Active
- 2013-01-11 RU RU2014133162/08A patent/RU2603537C2/ru active
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