KR102941455B1 - 비디오 비트스트림에서의 계층간 예측의 시그널링 - Google Patents

비디오 비트스트림에서의 계층간 예측의 시그널링

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Publication number
KR102941455B1
KR102941455B1 KR1020217026019A KR20217026019A KR102941455B1 KR 102941455 B1 KR102941455 B1 KR 102941455B1 KR 1020217026019 A KR1020217026019 A KR 1020217026019A KR 20217026019 A KR20217026019 A KR 20217026019A KR 102941455 B1 KR102941455 B1 KR 102941455B1
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layer
vps
picture
parsing
video
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KR20210107883A (ko
Inventor
병두 최
스테판 웽거
산 류
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텐센트 아메리카 엘엘씨
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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
    • H04N19/39—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability involving multiple description coding [MDC], i.e. with separate layers being structured as independently decodable descriptions of input picture 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
    • H04N19/10—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
    • H04N19/134—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
    • H04N19/17—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 an image region, e.g. an object
    • H04N19/172—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 an image region, e.g. an object the region being a picture, frame or field
    • 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
    • H04N19/30—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
    • H04N19/31—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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/33—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the spatial 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
    • H04N19/44—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
    • H04N19/46—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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/507—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction using conditional replenishment
    • 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)
KR1020217026019A 2019-09-20 2020-09-18 비디오 비트스트림에서의 계층간 예측의 시그널링 Active KR102941455B1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020267001388A KR20260013267A (ko) 2019-09-20 2020-09-18 비디오 비트스트림에서의 계층간 예측의 시그널링

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201962903652P 2019-09-20 2019-09-20
US62/903,652 2019-09-20
US17/019,713 US11418813B2 (en) 2019-09-20 2020-09-14 Signaling of inter layer prediction in video bitstream
US17/019,713 2020-09-14
PCT/US2020/051479 WO2021055740A1 (en) 2019-09-20 2020-09-18 Signaling of inter layer prediction in video bitstream

Related Child Applications (2)

Application Number Title Priority Date Filing Date
KR1020267001388A Division KR20260013267A (ko) 2019-09-20 2020-09-18 비디오 비트스트림에서의 계층간 예측의 시그널링
KR1020267008112A Division KR20260054060A (ko) 2019-09-20 2020-09-18 비디오 비트스트림에서의 계층간 예측의 시그널링

Publications (2)

Publication Number Publication Date
KR20210107883A KR20210107883A (ko) 2021-09-01
KR102941455B1 true KR102941455B1 (ko) 2026-03-20

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KR1020217026019A Active KR102941455B1 (ko) 2019-09-20 2020-09-18 비디오 비트스트림에서의 계층간 예측의 시그널링
KR1020267001388A Pending KR20260013267A (ko) 2019-09-20 2020-09-18 비디오 비트스트림에서의 계층간 예측의 시그널링

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Country Status (9)

Country Link
US (3) US11418813B2 (https=)
EP (1) EP4032286A4 (https=)
JP (3) JP7408673B2 (https=)
KR (2) KR102941455B1 (https=)
CN (2) CN119299715A (https=)
AU (3) AU2020351200B2 (https=)
CA (2) CA3133707C (https=)
SG (1) SG11202110106TA (https=)
WO (1) WO2021055740A1 (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102610092B1 (ko) 2018-08-17 2023-12-04 후아웨이 테크놀러지 컴퍼니 리미티드 비디오 코딩의 참조 픽처 관리
US11245899B2 (en) 2019-09-22 2022-02-08 Tencent America LLC Method and system for single loop multilayer coding with subpicture partitioning
CA3152464C (en) 2019-09-24 2024-05-14 Xiang Ma Methods and systems to signal inter-layer enabled syntax element in video coding
MX2022004193A (es) * 2019-10-07 2022-05-02 Huawei Tech Co Ltd Un codificador, un decodificador y metodos correspondientes.
US11356705B2 (en) * 2019-12-23 2022-06-07 Qualcomm Incorporated Picture header intra random access picture and gradual decoder refresh signaling in video coding
US20240397074A1 (en) * 2023-05-23 2024-11-28 Tencent America LLC Enhancement for block adaptive weighted prediction

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160191933A1 (en) * 2013-07-10 2016-06-30 Sharp Kabushiki Kaisha Image decoding device and image coding device

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9357233B2 (en) 2008-02-26 2016-05-31 Qualcomm Incorporated Video decoder error handling
JP2010226376A (ja) 2009-03-23 2010-10-07 Toshiba Corp 画像復号装置およびコンピュータが実行可能なプログラム
WO2014008402A1 (en) * 2012-07-05 2014-01-09 Vid Scale, Inc. Layer dependency and priority signaling design for scalable video coding
KR20140087971A (ko) * 2012-12-26 2014-07-09 한국전자통신연구원 계층적 비디오 부호화에서 다중참조계층을 적용한 화면간 부／복호화 방법 및 그 장치
US20140218473A1 (en) * 2013-01-07 2014-08-07 Nokia Corporation Method and apparatus for video coding and decoding
US9992493B2 (en) * 2013-04-01 2018-06-05 Qualcomm Incorporated Inter-layer reference picture restriction for high level syntax-only scalable video coding
US11438609B2 (en) 2013-04-08 2022-09-06 Qualcomm Incorporated Inter-layer picture signaling and related processes
RU2639958C2 (ru) * 2013-04-17 2017-12-25 Нокиа Текнолоджиз Ой Устройство, способ и компьютерная программа для кодирования и декодирования видеоинформации
US9432667B2 (en) * 2013-06-11 2016-08-30 Qualcomm Incorporated Processing bitstream constraints relating to inter-layer prediction types in multi-layer video coding
CN105612745A (zh) 2013-10-08 2016-05-25 夏普株式会社 图像解码装置、图像编码装置以及编码数据
CN105706451B (zh) 2013-10-11 2019-03-08 Vid拓展公司 Hevc扩展的高级句法
WO2015053598A1 (ko) * 2013-10-12 2015-04-16 삼성전자 주식회사 멀티 레이어 비디오 부호화 방법 및 장치, 멀티 레이어 비디오 복호화 방법 및 장치
KR102248848B1 (ko) 2013-10-26 2021-05-06 삼성전자주식회사 멀티 레이어 비디오 부호화 방법 및 장치, 멀티 레이어 비디오 복호화 방법 및 장치
FI20165547A1 (fi) 2016-06-30 2018-12-31 Nokia Technologies Oy Laitteisto, menetelmä ja tietokoneohjelma videokoodausta ja videokoodauksen purkua varten
WO2021045128A1 (en) * 2019-09-06 2021-03-11 Sharp Kabushiki Kaisha Systems and methods for signaling temporal sub-layer information in video coding
US11310492B2 (en) * 2019-09-20 2022-04-19 Tencent America LLC Signaling of inter layer prediction in video bitstream

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160191933A1 (en) * 2013-07-10 2016-06-30 Sharp Kabushiki Kaisha Image decoding device and image coding device

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Publication number Publication date
US20220337882A1 (en) 2022-10-20
JP7688106B2 (ja) 2025-06-03
EP4032286A4 (en) 2023-07-05
AU2024204068A1 (en) 2024-07-04
EP4032286A1 (en) 2022-07-27
KR20260013267A (ko) 2026-01-27
JP2024019654A (ja) 2024-02-09
US20210092448A1 (en) 2021-03-25
JP7408673B2 (ja) 2024-01-05
CN113661707A (zh) 2021-11-16
SG11202110106TA (en) 2021-10-28
US12052441B2 (en) 2024-07-30
AU2023202413B2 (en) 2024-03-14
JP2025118954A (ja) 2025-08-13
CA3133707A1 (en) 2021-03-25
CA3133707C (en) 2024-01-02
JP2022521519A (ja) 2022-04-08
AU2023202413A1 (en) 2023-05-11
US20250386030A1 (en) 2025-12-18
AU2020351200B2 (en) 2023-01-19
CA3220024A1 (en) 2021-03-25
CN119299715A (zh) 2025-01-10
CN113661707B (zh) 2024-09-20
WO2021055740A1 (en) 2021-03-25
AU2024204068B2 (en) 2026-04-02
US11418813B2 (en) 2022-08-16
AU2020351200A1 (en) 2021-10-07
KR20210107883A (ko) 2021-09-01

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