CN108307195B - 最后有效系数的位置的渐进式译码 - Google Patents

最后有效系数的位置的渐进式译码 Download PDF

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CN108307195B
CN108307195B CN201810438564.1A CN201810438564A CN108307195B CN 108307195 B CN108307195 B CN 108307195B CN 201810438564 A CN201810438564 A CN 201810438564A CN 108307195 B CN108307195 B CN 108307195B
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binary string
binary
significant coefficient
last significant
encoding
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CN108307195A (zh
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钱威俊
霍埃尔·索赖·罗哈斯
马尔塔·卡切维奇
瑞珍·雷克斯曼·乔许
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Qualcomm Inc
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Velos Media International Ltd
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    • 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/88—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving rearrangement of data among different coding units, e.g. shuffling, interleaving, scrambling or permutation of pixel data or permutation of transform coefficient data among different blocks
    • 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
    • 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
    • H04N19/18—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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • 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
    • H04N19/70—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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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN201810438564.1A 2011-11-08 2012-11-06 最后有效系数的位置的渐进式译码 Active CN108307195B (zh)

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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
US13/669,032 2012-11-05
US13/669,032 US9154792B2 (en) 2011-11-08 2012-11-05 Progressive coding of position of last significant coefficient
CN201280054978.5A CN104025603B (zh) 2011-11-08 2012-11-06 最后有效系数的位置的渐进式译码

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CN (2) CN108307195B (https=)
AU (1) AU2012336017B2 (https=)
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CA (1) CA2854509C (https=)
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IL (1) IL232332A (https=)
IN (1) IN2014CN03426A (https=)
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Publication number Publication date
HK1251107A1 (zh) 2019-01-18
CN104025603A (zh) 2014-09-03
US9154792B2 (en) 2015-10-06
KR101650640B1 (ko) 2016-08-23
BR112014011058A8 (pt) 2017-06-20
IN2014CN03426A (https=) 2015-10-09
IL232332A (en) 2017-08-31
RU2014123378A (ru) 2015-12-20
JP5855759B2 (ja) 2016-02-09
PH12014501036B1 (en) 2017-09-29
KR20140098121A (ko) 2014-08-07
EP2777261A1 (en) 2014-09-17
CA2854509A1 (en) 2013-05-16
RU2595892C2 (ru) 2016-08-27
EP3514970B1 (en) 2020-09-09
EP3514970A1 (en) 2019-07-24
JP2015502079A (ja) 2015-01-19
CN108307195A (zh) 2018-07-20
WO2013070604A1 (en) 2013-05-16
SG11201401612XA (en) 2014-06-27
MY176686A (en) 2020-08-19
BR112014011058A2 (pt) 2017-06-13
BR112014011058B1 (pt) 2022-05-10
CA2854509C (en) 2017-08-29
ES2717679T3 (es) 2019-06-24
PH12014501036A1 (en) 2014-08-04
US20130114738A1 (en) 2013-05-09
AU2012336017B2 (en) 2016-05-12
CN104025603B (zh) 2018-06-01
AU2012336017A1 (en) 2014-05-22
IL232332A0 (en) 2014-06-30
EP2777261B1 (en) 2019-01-09

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