CL2014001887A1 - Aparato y metodo para decodificar una pluralidad de coeficientes de transformada teniendo niveles de coeficiente de transformada desde una corriente de datos, donde el aparato comprende un decodificador, un desimbolizador, un extractor y ademas un determinador de parametros de simbolizaciondor; aparato y metodo para codificar una pluralidad de coeficientes de transformada teniendo niveles de coeficiente de transformada dentro de una corriente de datos. - Google Patents

Aparato y metodo para decodificar una pluralidad de coeficientes de transformada teniendo niveles de coeficiente de transformada desde una corriente de datos, donde el aparato comprende un decodificador, un desimbolizador, un extractor y ademas un determinador de parametros de simbolizaciondor; aparato y metodo para codificar una pluralidad de coeficientes de transformada teniendo niveles de coeficiente de transformada dentro de una corriente de datos.

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Publication number
CL2014001887A1
CL2014001887A1 CL2014001887A CL2014001887A CL2014001887A1 CL 2014001887 A1 CL2014001887 A1 CL 2014001887A1 CL 2014001887 A CL2014001887 A CL 2014001887A CL 2014001887 A CL2014001887 A CL 2014001887A CL 2014001887 A1 CL2014001887 A1 CL 2014001887A1
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CL
Chile
Prior art keywords
data stream
coefficient levels
transform
transform coefficients
transform coefficient
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CL2014001887A
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English (en)
Spanish (es)
Inventor
Heiner Kirchhoffer
Detlev Marpe
Tung Nguyen
Original Assignee
Fraunhofer Ges Forschung
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Publication of CL2014001887A1 publication Critical patent/CL2014001887A1/es

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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
    • H03M7/4043—Adaptive prefix coding
    • H03M7/4068—Parameterized codes
    • H03M7/4075—Golomb codes
    • 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
    • H04N19/129—Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
    • 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
    • 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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding

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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)
CL2014001887A 2012-01-20 2014-07-17 Aparato y metodo para decodificar una pluralidad de coeficientes de transformada teniendo niveles de coeficiente de transformada desde una corriente de datos, donde el aparato comprende un decodificador, un desimbolizador, un extractor y ademas un determinador de parametros de simbolizaciondor; aparato y metodo para codificar una pluralidad de coeficientes de transformada teniendo niveles de coeficiente de transformada dentro de una corriente de datos. CL2014001887A1 (es)

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US201261588846P 2012-01-20 2012-01-20

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CL2014001887A1 true CL2014001887A1 (es) 2014-11-21

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CN (11) CN104205646B (enExample)
AU (7) AU2013211004B2 (enExample)
BR (2) BR112014017916B1 (enExample)
CA (1) CA2861953C (enExample)
CL (1) CL2014001887A1 (enExample)
DK (1) DK2805419T3 (enExample)
ES (1) ES2638093T3 (enExample)
HU (1) HUE035958T2 (enExample)
IL (9) IL309374A (enExample)
IN (1) IN2014KN01712A (enExample)
MX (3) MX379029B (enExample)
MY (3) MY188788A (enExample)
PH (7) PH12019501221A1 (enExample)
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UA (3) UA124087C2 (enExample)
WO (1) WO2013107908A1 (enExample)
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