ES2637490T3 - Grupos de coeficientes y codificación de coeficientes para barridos de coeficientes - Google Patents
Grupos de coeficientes y codificación de coeficientes para barridos de coeficientes Download PDFInfo
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- ES2637490T3 ES2637490T3 ES13718475.0T ES13718475T ES2637490T3 ES 2637490 T3 ES2637490 T3 ES 2637490T3 ES 13718475 T ES13718475 T ES 13718475T ES 2637490 T3 ES2637490 T3 ES 2637490T3
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- 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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Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
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| US201261625039P | 2012-04-16 | 2012-04-16 | |
| US201261625039P | 2012-04-16 | ||
| US201261667382P | 2012-07-02 | 2012-07-02 | |
| US201261667382P | 2012-07-02 | ||
| US13/834,006 US9621921B2 (en) | 2012-04-16 | 2013-03-15 | Coefficient groups and coefficient coding for coefficient scans |
| US201313834006 | 2013-03-15 | ||
| PCT/US2013/036646 WO2013158566A1 (en) | 2012-04-16 | 2013-04-15 | Coefficient groups and coefficient coding for coefficient scans |
Publications (1)
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| ES2637490T3 true ES2637490T3 (es) | 2017-10-13 |
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| ES13718475.0T Active ES2637490T3 (es) | 2012-04-16 | 2013-04-15 | Grupos de coeficientes y codificación de coeficientes para barridos de coeficientes |
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| AU2012200319B2 (en) * | 2012-01-19 | 2015-11-26 | Canon Kabushiki Kaisha | Method, apparatus and system for encoding and decoding the significance map for residual coefficients of a transform unit |
| US9621921B2 (en) | 2012-04-16 | 2017-04-11 | Qualcomm Incorporated | Coefficient groups and coefficient coding for coefficient scans |
| EP2858353B1 (en) * | 2012-06-01 | 2019-03-20 | Velos Media International Limited | Arithmetic decoding device, image decoding device, arithmetic encoding device, and image encoding device |
| US10382789B2 (en) * | 2013-03-08 | 2019-08-13 | Board Of Regents Of The University Of Texas System | Systems and methods for digital media compression and recompression |
| US9813737B2 (en) * | 2013-09-19 | 2017-11-07 | Blackberry Limited | Transposing a block of transform coefficients, based upon an intra-prediction mode |
| KR102333000B1 (ko) * | 2015-01-15 | 2021-12-01 | 한국전자통신연구원 | 고속 변환 계수 부호화 방법 및 장치 |
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| US10123044B2 (en) * | 2015-07-16 | 2018-11-06 | Mediatek Inc. | Partial decoding circuit of video encoder/decoder for dealing with inverse second transform and partial encoding circuit of video encoder for dealing with second transform |
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