AU2016271140B2 - Coding data using an enhanced context-adaptive binary arithmetic coding (CABAC) design - Google Patents

Coding data using an enhanced context-adaptive binary arithmetic coding (CABAC) design Download PDF

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AU2016271140B2
AU2016271140B2 AU2016271140A AU2016271140A AU2016271140B2 AU 2016271140 B2 AU2016271140 B2 AU 2016271140B2 AU 2016271140 A AU2016271140 A AU 2016271140A AU 2016271140 A AU2016271140 A AU 2016271140A AU 2016271140 B2 AU2016271140 B2 AU 2016271140B2
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transform
video
coding
coded
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Jianle Chen
Marta Karczewicz
Li Zhang
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Qualcomm Inc
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Qualcomm Inc
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    • HELECTRICITY
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    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • H04N19/157Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
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    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • 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
    • H04N19/12Selection 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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    • H04N19/102Methods 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
    • H04N19/13Adaptive 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
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    • H04N19/174Methods 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 slice, e.g. a line of blocks or a group of blocks
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    • H04N19/625Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using discrete cosine transform [DCT]
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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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    • H04N19/134Methods 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
    • H04N19/157Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
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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
    • H04N19/172Methods 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 picture, frame or field
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    • H04N19/169Methods 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
    • H04N19/184Methods 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 bits, e.g. of the compressed video stream

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  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
AU2016271140A 2015-05-29 2016-05-27 Coding data using an enhanced context-adaptive binary arithmetic coding (CABAC) design Active AU2016271140B2 (en)

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US201562168571P 2015-05-29 2015-05-29
US62/168,571 2015-05-29
US15/166,144 2016-05-26
US15/166,144 US11233998B2 (en) 2015-05-29 2016-05-26 Coding data using an enhanced context-adaptive binary arithmetic coding (CABAC) design
PCT/US2016/034850 WO2016196379A1 (en) 2015-05-29 2016-05-27 Coding data using an enhanced context-adaptive binary arithmetic coding (cabac) design

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EP (3) EP3304915A1 (OSRAM)
JP (3) JP6619028B2 (OSRAM)
KR (3) KR102600724B1 (OSRAM)
CN (3) CN107667531B (OSRAM)
AU (3) AU2016271140B2 (OSRAM)
BR (3) BR112017025556A2 (OSRAM)
ES (1) ES2905415T3 (OSRAM)
TW (3) TW201711464A (OSRAM)
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