KR20260006064A - 다중 계층화된 비디오 스트림의 출력 계층 세트 모드를 위한 방법 - Google Patents

다중 계층화된 비디오 스트림의 출력 계층 세트 모드를 위한 방법

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Publication number
KR20260006064A
KR20260006064A KR1020257042646A KR20257042646A KR20260006064A KR 20260006064 A KR20260006064 A KR 20260006064A KR 1020257042646 A KR1020257042646 A KR 1020257042646A KR 20257042646 A KR20257042646 A KR 20257042646A KR 20260006064 A KR20260006064 A KR 20260006064A
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KR
South Korea
Prior art keywords
picture
layer
output
layers
vps
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Legal status (The legal status 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 status listed.)
Pending
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KR1020257042646A
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English (en)
Korean (ko)
Inventor
병두 최
샨 리우
스테판 웽거
Original Assignee
텐센트 아메리카 엘엘씨
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Publication of KR20260006064A publication Critical patent/KR20260006064A/ko
Pending legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
    • H04N7/147—Communication arrangements, e.g. identifying the communication as a video-communication, intermediate storage of the signals
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N11/00—Colour television systems
    • H04N11/02—Colour television systems with bandwidth reduction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N11/00—Colour television systems
    • H04N11/04—Colour television systems using pulse code modulation
    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame 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
    • H04N19/187—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
    • H04N19/70—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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
KR1020257042646A 2020-03-27 2020-11-09 다중 계층화된 비디오 스트림의 출력 계층 세트 모드를 위한 방법 Pending KR20260006064A (ko)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US202063001045P 2020-03-27 2020-03-27
US63/001,045 2020-03-27
US17/000,018 2020-08-21
US17/000,018 US11228776B1 (en) 2020-03-27 2020-08-21 Method for output layer set mode in multilayered video stream
PCT/US2020/059702 WO2021194558A1 (en) 2020-03-27 2020-11-09 Method for output layer set mode in multilayered video stream
KR1020217035389A KR20210142737A (ko) 2020-03-27 2020-11-09 다중 계층화된 비디오 스트림의 출력 계층 세트 모드를 위한 방법

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
KR1020217035389A Division KR20210142737A (ko) 2020-03-27 2020-11-09 다중 계층화된 비디오 스트림의 출력 계층 세트 모드를 위한 방법

Publications (1)

Publication Number Publication Date
KR20260006064A true KR20260006064A (ko) 2026-01-12

Family

ID=77892477

Family Applications (2)

Application Number Title Priority Date Filing Date
KR1020257042646A Pending KR20260006064A (ko) 2020-03-27 2020-11-09 다중 계층화된 비디오 스트림의 출력 계층 세트 모드를 위한 방법
KR1020217035389A Ceased KR20210142737A (ko) 2020-03-27 2020-11-09 다중 계층화된 비디오 스트림의 출력 계층 세트 모드를 위한 방법

Family Applications After (1)

Application Number Title Priority Date Filing Date
KR1020217035389A Ceased KR20210142737A (ko) 2020-03-27 2020-11-09 다중 계층화된 비디오 스트림의 출력 계층 세트 모드를 위한 방법

Country Status (9)

Country Link
US (3) US11228776B1 (https=)
EP (1) EP3977624A4 (https=)
JP (3) JP7299345B2 (https=)
KR (2) KR20260006064A (https=)
CN (2) CN119484850A (https=)
AU (2) AU2020437690B2 (https=)
CA (1) CA3137353A1 (https=)
SG (1) SG11202111529VA (https=)
WO (1) WO2021194558A1 (https=)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20250030973A (ko) * 2019-06-11 2025-03-05 엘지전자 주식회사 크로마 양자화 파라미터 데이터 기반 영상 디코딩 방법 및 그 장치
CN114270853B (zh) * 2019-09-11 2025-12-05 松下电器（美国）知识产权公司 编码装置、解码装置、编码方法、解码方法和存储介质
US11109069B2 (en) * 2019-09-20 2021-08-31 Tencent America LLC Signaling of scalability parameters in video bitstream
US11228776B1 (en) * 2020-03-27 2022-01-18 Tencent America LLC Method for output layer set mode in multilayered video stream
KR20260037179A (ko) * 2020-03-30 2026-03-17 엘지전자 주식회사 Sps 내 ptl, dpb 및 hrd 관련 정보를 시그널링하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 컴퓨터 판독 가능한 기록 매체
US11818398B2 (en) * 2020-05-06 2023-11-14 Sharp Kabushiki Kaisha Systems and methods for signaling video parameter information in video coding
US11451789B2 (en) * 2020-05-20 2022-09-20 Sharp Kabushiki Kaisha Systems and methods for signaling buffering period information in video coding
JP2023526535A (ja) * 2020-05-22 2023-06-21 エルジー エレクトロニクス インコーポレイティド 映像コーディング方法及びその装置
US11671627B2 (en) 2020-09-17 2023-06-06 Lemon Inc. Operating point entity group signaling in coded video
CN116939218A (zh) * 2022-04-08 2023-10-24 华为技术有限公司 区域增强层的编解码方法和装置

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100679035B1 (ko) * 2005-01-04 2007-02-06 삼성전자주식회사 인트라 ｂｌ 모드를 고려한 디블록 필터링 방법, 및 상기방법을 이용하는 다 계층 비디오 인코더/디코더
EP2642755B1 (en) * 2012-03-20 2018-01-03 Dolby Laboratories Licensing Corporation Complexity scalable multilayer video coding
US9936196B2 (en) 2012-10-30 2018-04-03 Qualcomm Incorporated Target output layers in video coding
KR102383006B1 (ko) 2013-04-07 2022-04-04 돌비 인터네셔널 에이비 출력 계층 세트들에서의 시그널링 변경
US9485508B2 (en) * 2013-04-08 2016-11-01 Qualcomm Incorporated Non-entropy encoded set of profile, tier, and level syntax structures
WO2015052943A1 (en) 2013-10-13 2015-04-16 Sharp Kabushiki Kaisha Signaling parameters in vps extension and dpb operation
US10284858B2 (en) * 2013-10-15 2019-05-07 Qualcomm Incorporated Support of multi-mode extraction for multi-layer video codecs
JP6329246B2 (ja) * 2014-03-14 2018-05-23 ホアウェイ・テクノロジーズ・カンパニー・リミテッド 画像復号装置
US10390087B2 (en) * 2014-05-01 2019-08-20 Qualcomm Incorporated Hypothetical reference decoder parameters for partitioning schemes in video coding
KR102170550B1 (ko) 2016-05-24 2020-10-29 노키아 테크놀로지스 오와이 미디어 콘텐츠를 인코딩하는 방법, 장치 및 컴퓨터 프로그램
KR102921564B1 (ko) * 2019-09-24 2026-01-30 후아웨이 테크놀러지 컴퍼니 리미티드 멀티뷰 스케일러빌리티를 위한 ols
IL292060B2 (en) * 2019-10-07 2026-01-01 Huawei Tech Co Ltd Avoiding unnecessary marking in bitmaps in multi-layered video
US11546623B2 (en) * 2020-03-10 2023-01-03 Qualcomm Incorporated Coded video sequence start access unit in video coding
WO2021188527A1 (en) * 2020-03-17 2021-09-23 Bytedance Inc. Using video parameter set in video coding
US11228776B1 (en) * 2020-03-27 2022-01-18 Tencent America LLC Method for output layer set mode in multilayered video stream
EP3949389A4 (en) * 2020-06-10 2023-04-12 Tencent America Llc BITSTREAM EXTRACTION TECHNIQUES FOR A SUBPICTURE IN AN ENCODED VIDEO STREAM

Also Published As

Publication number Publication date
US12155852B2 (en) 2024-11-26
AU2020437690A1 (en) 2021-11-25
US20230308672A1 (en) 2023-09-28
JP2022529802A (ja) 2022-06-24
CA3137353A1 (en) 2021-09-30
JP7299345B2 (ja) 2023-06-27
CN119484850A (zh) 2025-02-18
CN114586364A (zh) 2022-06-03
KR20210142737A (ko) 2021-11-25
US20220094959A1 (en) 2022-03-24
JP2025087838A (ja) 2025-06-10
WO2021194558A1 (en) 2021-09-30
JP7648682B2 (ja) 2025-03-18
JP2023107990A (ja) 2023-08-03
US11706431B2 (en) 2023-07-18
AU2023203449A1 (en) 2023-06-29
AU2020437690B2 (en) 2023-03-02
EP3977624A1 (en) 2022-04-06
CN114586364B (zh) 2024-10-22
EP3977624A4 (en) 2022-09-14
JP7849534B2 (ja) 2026-04-21
AU2023203449B2 (en) 2025-02-27
SG11202111529VA (en) 2021-11-29
US11228776B1 (en) 2022-01-18

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