CA2868533A1 - Coefficient groups and coefficient coding for coefficient scans - Google Patents
Coefficient groups and coefficient coding for coefficient scans Download PDFInfo
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- CA2868533A1 CA2868533A1 CA2868533A CA2868533A CA2868533A1 CA 2868533 A1 CA2868533 A1 CA 2868533A1 CA 2868533 A CA2868533 A CA 2868533A CA 2868533 A CA2868533 A CA 2868533A CA 2868533 A1 CA2868533 A1 CA 2868533A1
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Classifications
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- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
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- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
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- 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
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- 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
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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
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- 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
- H04N19/129—Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
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- 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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- H04N19/167—Position within a video image, e.g. region of interest [ROI]
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- 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
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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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- 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
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- Engineering & Computer Science (AREA)
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- Signal Processing (AREA)
- Theoretical Computer Science (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression Of Band Width Or Redundancy In Fax (AREA)
Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201261625039P | 2012-04-16 | 2012-04-16 | |
| US61/625,039 | 2012-04-16 | ||
| US201261667382P | 2012-07-02 | 2012-07-02 | |
| US61/667,382 | 2012-07-02 | ||
| US13/832,909 US9124872B2 (en) | 2012-04-16 | 2013-03-15 | Coefficient groups and coefficient coding for coefficient scans |
| US13/832,909 | 2013-03-15 | ||
| PCT/US2013/036640 WO2013158563A1 (en) | 2012-04-16 | 2013-04-15 | Coefficient groups and coefficient coding for coefficient scans |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2868533A1 true CA2868533A1 (en) | 2013-10-24 |
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Family Applications (2)
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| CA2868533A Abandoned CA2868533A1 (en) | 2012-04-16 | 2013-04-15 | Coefficient groups and coefficient coding for coefficient scans |
| CA2869305A Abandoned CA2869305A1 (en) | 2012-04-16 | 2013-04-16 | Transform coefficient coding |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
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| CA2869305A Abandoned CA2869305A1 (en) | 2012-04-16 | 2013-04-16 | Transform coefficient coding |
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