JP6133899B2 - 変換係数符号化 - Google Patents

変換係数符号化 Download PDF

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Publication number
JP6133899B2
JP6133899B2 JP2014552652A JP2014552652A JP6133899B2 JP 6133899 B2 JP6133899 B2 JP 6133899B2 JP 2014552652 A JP2014552652 A JP 2014552652A JP 2014552652 A JP2014552652 A JP 2014552652A JP 6133899 B2 JP6133899 B2 JP 6133899B2
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transform coefficient
level
symbols
transform
data stream
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JP2015510319A (ja
Inventor
トゥン グエン
トゥン グエン
ハイナー キルヒホッファー
ハイナー キルヒホッファー
デトレフ マルペ
デトレフ マルペ
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Dolby Video Compression, LLC
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Dolby Video Compression, LLC
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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)
JP2014552652A 2012-01-20 2013-01-21 変換係数符号化 Active JP6133899B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201261588846P 2012-01-20 2012-01-20
US61/588,846 2012-01-20
PCT/EP2013/051053 WO2013107908A1 (en) 2012-01-20 2013-01-21 Transform coefficient coding

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JP2017083843A Division JP6542831B2 (ja) 2012-01-20 2017-04-20 変換係数符号化

Publications (2)

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JP2015510319A JP2015510319A (ja) 2015-04-02
JP6133899B2 true JP6133899B2 (ja) 2017-05-24

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JP2017083843A Active JP6542831B2 (ja) 2012-01-20 2017-04-20 変換係数符号化
JP2019110162A Active JP6826157B2 (ja) 2012-01-20 2019-06-13 変換係数符号化
JP2021004254A Active JP7227283B2 (ja) 2012-01-20 2021-01-14 変換係数符号化
JP2023018049A Pending JP2023053086A (ja) 2012-01-20 2023-02-09 変換係数符号化
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JP2021004254A Active JP7227283B2 (ja) 2012-01-20 2021-01-14 変換係数符号化
JP2023018049A Pending JP2023053086A (ja) 2012-01-20 2023-02-09 変換係数符号化
JP2025045301A Pending JP2025090840A (ja) 2012-01-20 2025-03-19 変換係数符号化

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US (10) US9712844B2 (enExample)
EP (3) EP2999123A1 (enExample)
JP (6) JP6133899B2 (enExample)
KR (12) KR102626883B1 (enExample)
CN (11) CN107302368B (enExample)
AU (7) AU2013211004B2 (enExample)
BR (2) BR122020007580B1 (enExample)
CA (1) CA2861953C (enExample)
CL (1) CL2014001887A1 (enExample)
DK (1) DK2805419T3 (enExample)
ES (1) ES2638093T3 (enExample)
HU (1) HUE035958T2 (enExample)
IL (9) IL308621A (enExample)
IN (1) IN2014KN01712A (enExample)
MX (3) MX379029B (enExample)
MY (3) MY210111A (enExample)
PH (7) PH12019501221A1 (enExample)
PL (1) PL2805419T3 (enExample)
PT (1) PT2805419T (enExample)
RU (4) RU2708967C2 (enExample)
SG (3) SG10201609263YA (enExample)
UA (3) UA124087C2 (enExample)
WO (1) WO2013107908A1 (enExample)
ZA (1) ZA201406039B (enExample)

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