KR102860823B1 - 다중-계층 비디오 비트스트림의 서브-비트스트림 추출 - Google Patents

다중-계층 비디오 비트스트림의 서브-비트스트림 추출

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Publication number
KR102860823B1
KR102860823B1 KR1020227042308A KR20227042308A KR102860823B1 KR 102860823 B1 KR102860823 B1 KR 102860823B1 KR 1020227042308 A KR1020227042308 A KR 1020227042308A KR 20227042308 A KR20227042308 A KR 20227042308A KR 102860823 B1 KR102860823 B1 KR 102860823B1
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scalable
bitstream
nal unit
sei
video
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KR20230020980A (ko
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예-쿠이 왕
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바이트댄스 아이엔씨
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    • 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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020227042308A 2020-06-09 2021-06-08 다중-계층 비디오 비트스트림의 서브-비트스트림 추출 Active KR102860823B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202063036865P 2020-06-09 2020-06-09
US63/036,865 2020-06-09
PCT/US2021/036473 WO2021252533A1 (en) 2020-06-09 2021-06-08 Sub-bitstream extraction of multi-layer video bitstreams

Publications (2)

Publication Number Publication Date
KR20230020980A KR20230020980A (ko) 2023-02-13
KR102860823B1 true KR102860823B1 (ko) 2025-09-17

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Country Status (8)

Country Link
US (4) US11856215B2 (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
CN115769580A (zh) 2023-03-07
CN117528004A (zh) 2024-02-06
US20240107048A1 (en) 2024-03-28
CN115769570A (zh) 2023-03-07
US20230104597A1 (en) 2023-04-06
WO2021252531A1 (en) 2021-12-16
BR112022025149A2 (pt) 2022-12-27
MX2022015676A (es) 2023-01-16
CN115769570B (zh) 2025-09-26
US20240121417A1 (en) 2024-04-11
JP2023529823A (ja) 2023-07-12
US12432369B2 (en) 2025-09-30
WO2021252533A1 (en) 2021-12-16
US12108068B2 (en) 2024-10-01
PH12022553382A1 (en) 2024-03-25
US20230106638A1 (en) 2023-04-06
KR20230020980A (ko) 2023-02-13
US12413762B2 (en) 2025-09-09
JP7549045B2 (ja) 2024-09-10
EP4150900A4 (en) 2023-11-08
EP4150900A1 (en) 2023-03-22
US11856215B2 (en) 2023-12-26

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