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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    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/31—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the temporal domain
    • 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
    • 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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • H04N19/184—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 bits, e.g. of the compressed video stream
    • 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
    • H04N19/187—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 scalable video layer
    • 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
    • H04N19/188—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 video data packet, e.g. a network abstraction layer [NAL] unit
    • 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
    • H04N19/189—Methods 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
    • H04N19/196—Methods 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
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • 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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/59—Methods 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
    • 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
    • H04N19/70—Methods 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 2015-06-17
US14/742,435 US9930340B2 (en) 2014-06-20 2015-06-17 Systems and methods for selectively performing a bitstream conformance check
PCT/US2015/036366 WO2015195874A1 (en) 2014-06-20 2015-06-18 Systems and methods for selectively performing a bitstream conformance check

Publications (2)

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

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

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US (4) US9918091B2 (enExample)
EP (2) EP3158767B1 (enExample)
JP (2) JP6768526B2 (enExample)
KR (2) KR102385772B1 (enExample)
CN (2) CN106664427B (enExample)
BR (1) BR112016029555B1 (enExample)
CA (2) CA2950182C (enExample)
WO (3) WO2015195874A1 (enExample)

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Also Published As

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

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