KR101721302B1 - 비디오 코딩에서 변환 계수 데이터를 코딩하기 위한 콘텍스트들의 결정 - Google Patents

비디오 코딩에서 변환 계수 데이터를 코딩하기 위한 콘텍스트들의 결정 Download PDF

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KR101721302B1
KR101721302B1 KR1020147022371A KR20147022371A KR101721302B1 KR 101721302 B1 KR101721302 B1 KR 101721302B1 KR 1020147022371 A KR1020147022371 A KR 1020147022371A KR 20147022371 A KR20147022371 A KR 20147022371A KR 101721302 B1 KR101721302 B1 KR 101721302B1
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transform coefficient
context
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video block
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KR20140120908A (ko
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바딤 세레긴
로할스 호엘 솔레
마르타 카르체비츠
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퀄컴 인코포레이티드
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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
    • H04N19/10—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
    • H04N19/102—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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • 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
    • 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
    • H04N19/90—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
    • 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]

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  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Image Processing (AREA)
KR1020147022371A 2012-01-13 2013-01-11 비디오 코딩에서 변환 계수 데이터를 코딩하기 위한 콘텍스트들의 결정 Active KR101721302B1 (ko)

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US201261586668P 2012-01-13 2012-01-13
US61/586,668 2012-01-13
US201261588595P 2012-01-19 2012-01-19
US61/588,595 2012-01-19
US201261597097P 2012-02-09 2012-02-09
US61/597,097 2012-02-09
US13/738,574 US9253481B2 (en) 2012-01-13 2013-01-10 Determining contexts for coding transform coefficient data in video coding
US13/738,574 2013-01-10
PCT/US2013/021261 WO2013106729A2 (en) 2012-01-13 2013-01-11 Determining contexts for coding transform coefficient data in video coding

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KR101721302B1 true KR101721302B1 (ko) 2017-03-29

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KR1020147022372A Active KR102187013B1 (ko) 2012-01-13 2013-01-11 비디오 코딩에서 변환 계수 데이터를 코딩하기 위한 콘텍스트들의 결정
KR1020147022371A Active KR101721302B1 (ko) 2012-01-13 2013-01-11 비디오 코딩에서 변환 계수 데이터를 코딩하기 위한 콘텍스트들의 결정

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KR1020147022372A Active KR102187013B1 (ko) 2012-01-13 2013-01-11 비디오 코딩에서 변환 계수 데이터를 코딩하기 위한 콘텍스트들의 결정

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KR (3) KR20140116194A (enExample)
CN (3) CN104041029B (enExample)
AU (3) AU2013207752B2 (enExample)
BR (3) BR112014017121B1 (enExample)
CA (3) CA2863011C (enExample)
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IL (3) IL233161A0 (enExample)
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PH (3) PH12014501467A1 (enExample)
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SG (4) SG11201403342YA (enExample)
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