TW201722157A - 視訊寫碼中之彈性轉換樹結構 - Google Patents

視訊寫碼中之彈性轉換樹結構 Download PDF

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TW201722157A
TW201722157A TW105138732A TW105138732A TW201722157A TW 201722157 A TW201722157 A TW 201722157A TW 105138732 A TW105138732 A TW 105138732A TW 105138732 A TW105138732 A TW 105138732A TW 201722157 A TW201722157 A TW 201722157A
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tree structure
video
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章立
趙邦
金國辛
陳建樂
錢威俊
趙欣
李想
馬塔 卡茲維克茲
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高通公司
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/649Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding the transform being applied to non rectangular image segments
    • GPHYSICS
    • G06COMPUTING OR CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10Complex mathematical operations
    • G06F17/14Fourier, Walsh or analogous domain transformations, e.g. Laplace, Hilbert, Karhunen-Loeve, transforms
    • G06F17/147Discrete orthonormal transforms, e.g. discrete cosine transform, discrete sine transform, and variations therefrom, e.g. modified discrete cosine transform, integer transforms approximating the discrete cosine transform
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    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
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    • H04N19/102Methods 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
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    • H04N19/12Selection 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
    • H04N19/122Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
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    • H04N19/13Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
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    • H04N19/17Methods 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
    • H04N19/176Methods 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
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    • H04N19/186Methods 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 colour or a chrominance component
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    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
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    • H04N19/90Methods 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
    • H04N19/91Entropy coding, e.g. variable length coding [VLC] or arithmetic coding
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    • H04N19/90Methods 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
    • H04N19/96Tree coding, e.g. quad-tree coding

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Mathematical Optimization (AREA)
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  • Data Mining & Analysis (AREA)
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  • Databases & Information Systems (AREA)
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  • General Engineering & Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
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TW105138732A 2015-11-25 2016-11-24 視訊寫碼中之彈性轉換樹結構 TW201722157A (zh)

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Application Number Priority Date Filing Date Title
US201562260103P 2015-11-25 2015-11-25
US201662310271P 2016-03-18 2016-03-18
US15/359,577 US20170150186A1 (en) 2015-11-25 2016-11-22 Flexible transform tree structure in video coding

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TW105138732A TW201722157A (zh) 2015-11-25 2016-11-24 視訊寫碼中之彈性轉換樹結構
TW105138729A TWI705701B (zh) 2015-11-25 2016-11-24 於視訊寫碼中用於非正方形轉換單元之轉換係數之修改
TW105138733A TW201729593A (zh) 2015-11-25 2016-11-24 視訊寫碼中具有非正方形預測區塊之照明補償
TW105138730A TW201729592A (zh) 2015-11-25 2016-11-24 視訊寫碼中具有非正方形預測單元之線性模型預測

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TW105138729A TWI705701B (zh) 2015-11-25 2016-11-24 於視訊寫碼中用於非正方形轉換單元之轉換係數之修改
TW105138733A TW201729593A (zh) 2015-11-25 2016-11-24 視訊寫碼中具有非正方形預測區塊之照明補償
TW105138730A TW201729592A (zh) 2015-11-25 2016-11-24 視訊寫碼中具有非正方形預測單元之線性模型預測

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US (4) US20170150176A1 (enExample)
EP (4) EP3381186B1 (enExample)
JP (4) JP2019500779A (enExample)
KR (4) KR20180084816A (enExample)
CN (4) CN108293119B (enExample)
AU (4) AU2016359165A1 (enExample)
BR (4) BR112018010664A8 (enExample)
TW (4) TW201722157A (enExample)
WO (4) WO2017091773A1 (enExample)

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