RU2586002C2 - Контекстная оптимизация для кодирования положения последнего значимого коэффициента - Google Patents

Контекстная оптимизация для кодирования положения последнего значимого коэффициента Download PDF

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RU2586002C2
RU2586002C2 RU2014123383/08A RU2014123383A RU2586002C2 RU 2586002 C2 RU2586002 C2 RU 2586002C2 RU 2014123383/08 A RU2014123383/08 A RU 2014123383/08A RU 2014123383 A RU2014123383 A RU 2014123383A RU 2586002 C2 RU2586002 C2 RU 2586002C2
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RU2014123383A (ru
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Ливэй ГО
Вэй-Цзюн ЧИЭНЬ
Марта КАРЧЕВИЧ
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Квэлкомм Инкорпорейтед
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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
    • 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
    • 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
    • H03M7/4031—Fixed length to variable length coding
    • H03M7/4037—Prefix 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
    • 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
    • H04N19/169—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
    • H04N19/10—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

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  • 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)
RU2014123383/08A 2011-11-08 2012-11-06 Контекстная оптимизация для кодирования положения последнего значимого коэффициента RU2586002C2 (ru)

Applications Claiming Priority (11)

Application Number Priority Date Filing Date Title
US201161557317P 2011-11-08 2011-11-08
US61/557,317 2011-11-08
US201161561909P 2011-11-20 2011-11-20
US61/561,909 2011-11-20
US201261588579P 2012-01-19 2012-01-19
US61/588,579 2012-01-19
US201261596049P 2012-02-07 2012-02-07
US61/596,049 2012-02-07
US13/669,096 US9357185B2 (en) 2011-11-08 2012-11-05 Context optimization for last significant coefficient position coding
US13/669,096 2012-11-05
PCT/US2012/063717 WO2013070610A1 (en) 2011-11-08 2012-11-06 Context optimization for last significant coefficient position coding

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RU2014123383A RU2014123383A (ru) 2015-12-20
RU2586002C2 true RU2586002C2 (ru) 2016-06-10

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US (1) US9357185B2 (https=)
EP (3) EP3637768B1 (https=)
JP (1) JP5955974B2 (https=)
KR (1) KR101677356B1 (https=)
CN (1) CN104025457B (https=)
AU (1) AU2012336023B2 (https=)
BR (2) BR112014011062B1 (https=)
CA (1) CA2854816C (https=)
ES (1) ES2700523T3 (https=)
IL (1) IL232331A (https=)
IN (1) IN2014CN03431A (https=)
MY (1) MY168322A (https=)
PH (1) PH12014500948A1 (https=)
RU (1) RU2586002C2 (https=)
SG (1) SG11201401614TA (https=)
WO (1) WO2013070610A1 (https=)

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ES2700523T3 (es) 2019-02-18
CA2854816C (en) 2017-06-06
EP3439305B1 (en) 2020-03-11
PH12014500948A1 (en) 2017-07-19
BR112014011062B1 (pt) 2021-06-29
EP2777163B1 (en) 2018-10-10
JP2015502080A (ja) 2015-01-19
BR112014011062A2 (pt) 2017-06-13
JP5955974B2 (ja) 2016-07-20
US20130114676A1 (en) 2013-05-09
SG11201401614TA (en) 2014-07-30
CN104025457A (zh) 2014-09-03
IN2014CN03431A (https=) 2015-09-04
BR112014011062A8 (pt) 2017-06-20
EP3637768B1 (en) 2021-04-21
EP3637768A1 (en) 2020-04-15
AU2012336023B2 (en) 2016-01-07
KR20140098120A (ko) 2014-08-07
CN104025457B (zh) 2017-06-30
IL232331A0 (en) 2014-06-30
MY168322A (en) 2018-10-30
IL232331A (en) 2017-05-29
US9357185B2 (en) 2016-05-31
WO2013070610A1 (en) 2013-05-16
BR122020003135B1 (pt) 2021-07-06
KR101677356B1 (ko) 2016-11-17
CA2854816A1 (en) 2013-05-16
AU2012336023A1 (en) 2014-05-22
RU2014123383A (ru) 2015-12-20
EP2777163A1 (en) 2014-09-17
EP3439305A1 (en) 2019-02-06

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