BR112014011058B1 - Métodos para codificar e decodificar dados de vídeo, dispositivos compreendendo um codificador e um decodificador de vídeo e meio de armazenamento - Google Patents

Métodos para codificar e decodificar dados de vídeo, dispositivos compreendendo um codificador e um decodificador de vídeo e meio de armazenamento Download PDF

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BR112014011058B1
BR112014011058B1 BR112014011058-1A BR112014011058A BR112014011058B1 BR 112014011058 B1 BR112014011058 B1 BR 112014011058B1 BR 112014011058 A BR112014011058 A BR 112014011058A BR 112014011058 B1 BR112014011058 B1 BR 112014011058B1
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binary
video
encoding
binary sequence
significant coefficient
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BR112014011058-1A
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Portuguese (pt)
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BR112014011058A8 (pt
BR112014011058A2 (pt
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Marta Karczewicz
Wei-Jung Chien
Joel Sole Rojals
Rajan Laxman Joshi
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Velos Media International Limited
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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
    • H04N19/46—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
    • 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
    • H04N19/85—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

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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)
BR112014011058-1A 2011-11-08 2012-11-06 Métodos para codificar e decodificar dados de vídeo, dispositivos compreendendo um codificador e um decodificador de vídeo e meio de armazenamento BR112014011058B1 (pt)

Applications Claiming Priority (7)

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
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
PCT/US2012/063707 WO2013070604A1 (en) 2011-11-08 2012-11-06 Progressive coding of position of last significant coefficient

Publications (3)

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BR112014011058A2 BR112014011058A2 (pt) 2017-06-13
BR112014011058A8 BR112014011058A8 (pt) 2017-06-20
BR112014011058B1 true BR112014011058B1 (pt) 2022-05-10

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US (1) US9154792B2 (https=)
EP (2) EP3514970B1 (https=)
JP (1) JP5855759B2 (https=)
KR (1) KR101650640B1 (https=)
CN (2) CN108307195B (https=)
AU (1) AU2012336017B2 (https=)
BR (1) BR112014011058B1 (https=)
CA (1) CA2854509C (https=)
ES (1) ES2717679T3 (https=)
IL (1) IL232332A (https=)
IN (1) IN2014CN03426A (https=)
MY (1) MY176686A (https=)
PH (1) PH12014501036B1 (https=)
RU (1) RU2595892C2 (https=)
SG (1) SG11201401612XA (https=)
WO (1) WO2013070604A1 (https=)

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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
CA2854509C (en) 2017-08-29
ES2717679T3 (es) 2019-06-24
PH12014501036A1 (en) 2014-08-04
CN108307195B (zh) 2020-09-29
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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Ipc: H04N 19/88 (2014.01), H03M 7/40 (2006.01), H04N 19

B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
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B09A Decision: intention to grant [chapter 9.1 patent gazette]
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