CA2950168C - Determining quantization parameter (qp) values and delta qp values for palette coded blocks in video coding - Google Patents

Determining quantization parameter (qp) values and delta qp values for palette coded blocks in video coding Download PDF

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CA2950168C
CA2950168C CA2950168A CA2950168A CA2950168C CA 2950168 C CA2950168 C CA 2950168C CA 2950168 A CA2950168 A CA 2950168A CA 2950168 A CA2950168 A CA 2950168A CA 2950168 C CA2950168 C CA 2950168C
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palette
value
block
video
pixel
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French (fr)
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CA2950168A1 (en
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Wei PU
Joel Sole Rojals
Rajan Laxman Joshi
Marta Karczewicz
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Qualcomm Inc
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Qualcomm Inc
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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
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • 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
    • H04N19/186Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • 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
    • H04N19/102Methods 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
    • H04N19/124Quantisation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • 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
    • H04N19/102Methods 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
    • H04N19/117Filters, e.g. for pre-processing or post-processing
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • 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
    • H04N19/169Methods 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
    • H04N19/17Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • 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
    • H04N19/169Methods 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
    • H04N19/182Methods 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 pixel
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46Embedding additional information in the video signal during the compression process
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/85Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Color Television Systems (AREA)
  • Image Processing (AREA)
CA2950168A 2014-06-11 2015-06-11 Determining quantization parameter (qp) values and delta qp values for palette coded blocks in video coding Active CA2950168C (en)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
US201462010979P 2014-06-11 2014-06-11
US62/010,979 2014-06-11
US201462066851P 2014-10-21 2014-10-21
US201462066797P 2014-10-21 2014-10-21
US62/066,851 2014-10-21
US62/066,797 2014-10-21
US14/736,111 US10136141B2 (en) 2014-06-11 2015-06-10 Determining quantization parameter (QP) values and delta QP values for palette coded blocks in video coding
US14/736,111 2015-06-10
PCT/US2015/035301 WO2015191838A1 (en) 2014-06-11 2015-06-11 Determining quantization parameter (qp) values and delta qp values for palette coded blocks in video coding

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CA2950168A1 CA2950168A1 (en) 2015-12-17
CA2950168C true CA2950168C (en) 2023-08-29

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EP (1) EP3155815B1 (enExample)
JP (1) JP6542268B2 (enExample)
KR (1) KR102384090B1 (enExample)
CN (1) CN106416249B (enExample)
CA (1) CA2950168C (enExample)
ES (1) ES2767103T3 (enExample)
HU (1) HUE046926T2 (enExample)
WO (1) WO2015191838A1 (enExample)

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EP3155815B1 (en) 2019-10-16
CN106416249A (zh) 2017-02-15
CA2950168A1 (en) 2015-12-17
US20150365671A1 (en) 2015-12-17
KR102384090B1 (ko) 2022-04-06
JP6542268B2 (ja) 2019-07-10
US10136141B2 (en) 2018-11-20
CN106416249B (zh) 2019-08-30
HUE046926T2 (hu) 2020-03-30
ES2767103T3 (es) 2020-06-16
BR112016028722A2 (pt) 2017-08-22
EP3155815A1 (en) 2017-04-19

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