DK2622861T3 - Entropikodningskoefficienter under anvendelse af en fælles kontekstmodel - Google Patents

Entropikodningskoefficienter under anvendelse af en fælles kontekstmodel Download PDF

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DK2622861T3
DK2622861T3 DK11768258T DK11768258T DK2622861T3 DK 2622861 T3 DK2622861 T3 DK 2622861T3 DK 11768258 T DK11768258 T DK 11768258T DK 11768258 T DK11768258 T DK 11768258T DK 2622861 T3 DK2622861 T3 DK 2622861T3
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context model
coding coefficients
common context
entropic coding
entropic
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DK11768258T
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Rojals Joel Sole
Marta Karczewicz
Rajan L Joshi
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Qualcomm Incorporated 1/3
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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
    • 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
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/146—Data rate or code amount at the encoder output
    • 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
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/149—Data rate or code amount at the encoder output by estimating the code amount by means of a model, e.g. mathematical model or statistical model
    • 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
    • H04N19/60—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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
    • H04N19/64—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by ordering of coefficients or of bits for 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
    • H04N19/90—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
    • 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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
    • 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
    • H04N19/625—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using discrete cosine transform [DCT]

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  • Signal Processing (AREA)
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  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
DK11768258T 2010-10-01 2011-09-30 Entropikodningskoefficienter under anvendelse af en fælles kontekstmodel DK2622861T3 (da)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US38917010P 2010-10-01 2010-10-01
US13/249,079 US8913666B2 (en) 2010-10-01 2011-09-29 Entropy coding coefficients using a joint context model
US13/249,020 US8902988B2 (en) 2010-10-01 2011-09-29 Zero-out of high frequency coefficients and entropy coding retained coefficients using a joint context model
PCT/US2011/054425 WO2012045041A1 (en) 2010-10-01 2011-09-30 Entropy coding coefficients using a joint context model

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EP (1) EP2622861B1 (da)
JP (1) JP5788517B2 (da)
KR (1) KR101528085B1 (da)
CN (1) CN103181169B (da)
AU (1) AU2011308538B2 (da)
BR (1) BR112013007302B1 (da)
CA (1) CA2812313C (da)
DK (1) DK2622861T3 (da)
ES (1) ES2761301T3 (da)
HU (1) HUE046649T2 (da)
IL (1) IL225401A (da)
MY (1) MY168311A (da)
PL (1) PL2622861T3 (da)
PT (1) PT2622861T (da)
RU (1) RU2556465C2 (da)
SG (1) SG189037A1 (da)
SI (1) SI2622861T1 (da)
UA (1) UA106937C2 (da)
WO (2) WO2012045041A1 (da)

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EP2622861A1 (en) 2013-08-07
MY168311A (en) 2018-10-30
ES2761301T3 (es) 2020-05-19
RU2556465C2 (ru) 2015-07-10
CA2812313C (en) 2016-05-24
KR101528085B1 (ko) 2015-06-10
IL225401A (en) 2017-02-28
CA2812313A1 (en) 2012-04-05
SI2622861T1 (sl) 2020-01-31
US8913666B2 (en) 2014-12-16
WO2012045041A1 (en) 2012-04-05
US20120082231A1 (en) 2012-04-05
PT2622861T (pt) 2019-12-17
UA106937C2 (uk) 2014-10-27
US20120082232A1 (en) 2012-04-05
WO2012045037A3 (en) 2012-05-18
WO2012045037A2 (en) 2012-04-05
SG189037A1 (en) 2013-05-31
JP2013543317A (ja) 2013-11-28
PL2622861T3 (pl) 2020-04-30
JP5788517B2 (ja) 2015-09-30
KR20130095289A (ko) 2013-08-27
CN103181169A (zh) 2013-06-26
IL225401A0 (en) 2013-06-27
BR112013007302A2 (pt) 2016-07-05
AU2011308538A1 (en) 2013-05-02
BR112013007302B1 (pt) 2022-02-15
EP2622861B1 (en) 2019-09-11
HUE046649T2 (hu) 2020-03-30
US8902988B2 (en) 2014-12-02
CN103181169B (zh) 2017-05-24
AU2011308538B2 (en) 2015-06-18
RU2013119914A (ru) 2014-11-20

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