PH12022553382A1 - Sub-bitstream extraction of multi-layer video bitstreams - Google Patents

Sub-bitstream extraction of multi-layer video bitstreams

Info

Publication number
PH12022553382A1
PH12022553382A1 PH1/2022/553382A PH12022553382A PH12022553382A1 PH 12022553382 A1 PH12022553382 A1 PH 12022553382A1 PH 12022553382 A PH12022553382 A PH 12022553382A PH 12022553382 A1 PH12022553382 A1 PH 12022553382A1
Authority
PH
Philippines
Prior art keywords
bitstream
video
layer
nal
rule
Prior art date
Application number
PH1/2022/553382A
Other languages
English (en)
Inventor
Ye-Kui Wang
Original Assignee
Bytedance Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bytedance Inc filed Critical Bytedance Inc
Publication of PH12022553382A1 publication Critical patent/PH12022553382A1/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/12—Systems in which the television signal is transmitted via one channel or a plurality of parallel channels, the bandwidth of each channel being less than the bandwidth of the television signal
    • 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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
    • 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
    • H04N19/188—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
    • H04N19/30—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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/37—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability with arrangements for assigning different transmission priorities to video input data or to video coded data
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
PH1/2022/553382A 2020-06-09 2021-06-08 Sub-bitstream extraction of multi-layer video bitstreams PH12022553382A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US202063036865P 2020-06-09 2020-06-09
PCT/US2021/036473 WO2021252533A1 (en) 2020-06-09 2021-06-08 Sub-bitstream extraction of multi-layer video bitstreams

Publications (1)

Publication Number Publication Date
PH12022553382A1 true PH12022553382A1 (en) 2024-03-25

Family

ID=78845849

Family Applications (1)

Application Number Title Priority Date Filing Date
PH1/2022/553382A PH12022553382A1 (en) 2020-06-09 2021-06-08 Sub-bitstream extraction of multi-layer video bitstreams

Country Status (8)

Country Link
US (4) US12108068B2 (https=)
EP (1) EP4150900A4 (https=)
JP (1) JP7549045B2 (https=)
KR (1) KR102860823B1 (https=)
CN (3) CN115769570B (https=)
MX (1) MX2022015676A (https=)
PH (1) PH12022553382A1 (https=)
WO (2) WO2021252531A1 (https=)

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US12437261B2 (en) * 2021-12-16 2025-10-07 Grey Orange Inc. Automated order consolidation and packaging mechanism
WO2025221836A1 (en) * 2024-04-19 2025-10-23 Bytedance Inc. Various high-level syntax improvements in dynamic mesh coding

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Also Published As

Publication number Publication date
WO2021252533A1 (en) 2021-12-16
EP4150900A4 (en) 2023-11-08
JP7549045B2 (ja) 2024-09-10
KR20230020980A (ko) 2023-02-13
EP4150900A1 (en) 2023-03-22
MX2022015676A (es) 2023-01-16
CN115769570A (zh) 2023-03-07
US20240107048A1 (en) 2024-03-28
US12413762B2 (en) 2025-09-09
US20240121417A1 (en) 2024-04-11
WO2021252531A1 (en) 2021-12-16
US20230104597A1 (en) 2023-04-06
CN117528004A (zh) 2024-02-06
US12432369B2 (en) 2025-09-30
BR112022025149A2 (pt) 2022-12-27
US11856215B2 (en) 2023-12-26
US12108068B2 (en) 2024-10-01
CN115769570B (zh) 2025-09-26
JP2023529823A (ja) 2023-07-12
KR102860823B1 (ko) 2025-09-17
US20230106638A1 (en) 2023-04-06
CN115769580A (zh) 2023-03-07

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