CA2950182C - Systems and methods for selectively performing a bitstream conformance check - Google Patents

Systems and methods for selectively performing a bitstream conformance check Download PDF

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Publication number
CA2950182C
CA2950182C CA2950182A CA2950182A CA2950182C CA 2950182 C CA2950182 C CA 2950182C CA 2950182 A CA2950182 A CA 2950182A CA 2950182 A CA2950182 A CA 2950182A CA 2950182 C CA2950182 C CA 2950182C
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bitstream
sub
layer
layers
video
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French (fr)
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CA2950182A1 (en
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Ye-Kui Wang
Fnu HENDRY
Adarsh Krishnan RAMASUBRAMONIAN
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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
    • H04N19/30Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/31Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the temporal domain
    • 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
    • H04N19/136Incoming video signal characteristics or properties
    • 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
    • H04N19/119Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • H04N19/184Methods 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
    • 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
    • H04N19/187Methods 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 scalable video layer
    • 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
    • H04N19/188Methods 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 video data packet, e.g. a network abstraction layer [NAL] unit
    • 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
    • H04N19/189Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/196Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/30Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/44Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/59Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
CA2950182A 2014-06-20 2015-06-18 Systems and methods for selectively performing a bitstream conformance check Active CA2950182C (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201462015380P 2014-06-20 2014-06-20
US62/015,380 2014-06-20
US14/742,435 US9930340B2 (en) 2014-06-20 2015-06-17 Systems and methods for selectively performing a bitstream conformance check
US14/742,435 2015-06-17
PCT/US2015/036366 WO2015195874A1 (en) 2014-06-20 2015-06-18 Systems and methods for selectively performing a bitstream conformance check

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CA2950182A1 CA2950182A1 (en) 2015-12-23
CA2950182C true CA2950182C (en) 2023-03-28

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CA2951517A Active CA2951517C (en) 2014-06-20 2015-06-18 Systems and methods for constraining representation format parameters for a parameter set
CA2950182A Active CA2950182C (en) 2014-06-20 2015-06-18 Systems and methods for selectively performing a bitstream conformance check

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US (4) US10356415B2 (OSRAM)
EP (2) EP3158767B1 (OSRAM)
JP (2) JP6768526B2 (OSRAM)
KR (2) KR102385772B1 (OSRAM)
CN (2) CN106664427B (OSRAM)
BR (1) BR112016029555B1 (OSRAM)
CA (2) CA2951517C (OSRAM)
WO (3) WO2015195908A1 (OSRAM)

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Publication number Publication date
EP3158767B1 (en) 2023-07-12
BR112016029871A2 (pt) 2017-08-22
US20180184091A1 (en) 2018-06-28
KR20170022994A (ko) 2017-03-02
CA2950182A1 (en) 2015-12-23
US10542261B2 (en) 2020-01-21
BR112016029555A2 (pt) 2017-08-22
CA2951517A1 (en) 2015-12-23
WO2015195908A1 (en) 2015-12-23
US9918091B2 (en) 2018-03-13
CN106664427B (zh) 2019-08-13
KR101970869B1 (ko) 2019-04-19
US20150373348A1 (en) 2015-12-24
US20150373333A1 (en) 2015-12-24
CA2951517C (en) 2023-01-24
JP2017523676A (ja) 2017-08-17
CN106537920A (zh) 2017-03-22
WO2015195910A1 (en) 2015-12-23
CN106537920B (zh) 2020-01-10
BR112016029555B1 (pt) 2024-01-02
US20150373344A1 (en) 2015-12-24
JP6479860B2 (ja) 2019-03-06
KR102385772B1 (ko) 2022-04-11
EP3158767C0 (en) 2023-07-12
US10356415B2 (en) 2019-07-16
CN106664427A (zh) 2017-05-10
US9930340B2 (en) 2018-03-27
JP6768526B2 (ja) 2020-10-14
EP3158767A1 (en) 2017-04-26
EP3158762A1 (en) 2017-04-26
KR20170021787A (ko) 2017-02-28
WO2015195874A1 (en) 2015-12-23
JP2017523678A (ja) 2017-08-17

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