KR102759733B1 - 코딩된 비디오 스트림에서 혼합된 nal 유닛 유형 시그널링 및 서브-픽처 분할을 위한 방법 - Google Patents

코딩된 비디오 스트림에서 혼합된 nal 유닛 유형 시그널링 및 서브-픽처 분할을 위한 방법 Download PDF

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KR102759733B1
KR102759733B1 KR1020217035691A KR20217035691A KR102759733B1 KR 102759733 B1 KR102759733 B1 KR 102759733B1 KR 1020217035691 A KR1020217035691 A KR 1020217035691A KR 20217035691 A KR20217035691 A KR 20217035691A KR 102759733 B1 KR102759733 B1 KR 102759733B1
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병두 최
스테판 웽거
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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
    • H04N19/50—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
    • H04N19/51—Motion estimation or motion compensation
    • 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
    • H04N19/17—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
    • H04N19/174—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 slice, e.g. a line of blocks or a group of 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
    • H04N19/188—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
    • H04N19/46—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
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/513—Processing of motion vectors
    • 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
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/96—Tree coding, e.g. quad-tree coding

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Television Systems (AREA)
KR1020217035691A 2020-03-31 2021-03-16 코딩된 비디오 스트림에서 혼합된 nal 유닛 유형 시그널링 및 서브-픽처 분할을 위한 방법 Active KR102759733B1 (ko)

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KR1020257002110A KR20250016497A (ko) 2020-03-31 2021-03-16 코딩된 비디오 스트림에서 혼합된 nal 유닛 유형 시그널링 및 서브-픽처 분할을 위한 방법

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US202063003137P 2020-03-31 2020-03-31
US63/003,137 2020-03-31
US17/095,289 US11533499B2 (en) 2020-03-31 2020-11-11 Method for signaling mixed NAL unit type and subpicture partitioning in coded video stream
US17/095,289 2020-11-11
PCT/US2021/022482 WO2021202095A1 (en) 2020-03-31 2021-03-16 Method for signaling mixed nal unit type and subpicture partitioning in coded video stream

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KR1020257002110A Division KR20250016497A (ko) 2020-03-31 2021-03-16 코딩된 비디오 스트림에서 혼합된 nal 유닛 유형 시그널링 및 서브-픽처 분할을 위한 방법

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KR20210142744A KR20210142744A (ko) 2021-11-25
KR102759733B1 true KR102759733B1 (ko) 2025-02-03

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KR1020257002110A Pending KR20250016497A (ko) 2020-03-31 2021-03-16 코딩된 비디오 스트림에서 혼합된 nal 유닛 유형 시그널링 및 서브-픽처 분할을 위한 방법

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US (3) US11533499B2 (enExample)
EP (2) EP3939308B1 (enExample)
JP (3) JP7280973B2 (enExample)
KR (2) KR102759733B1 (enExample)
CN (3) CN113875252B (enExample)
AU (3) AU2021249220B2 (enExample)
CA (1) CA3137427A1 (enExample)
SG (1) SG11202111668RA (enExample)
WO (1) WO2021202095A1 (enExample)

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US8768079B2 (en) * 2011-10-13 2014-07-01 Sharp Laboratories Of America, Inc. Tracking a reference picture on an electronic device
PL3576412T3 (pl) * 2011-11-08 2022-01-24 Nokia Technologies Oy Obsługa obrazów referencyjnych
US20130177084A1 (en) * 2012-01-10 2013-07-11 Qualcomm Incorporated Motion vector scaling in video coding
JP6190397B2 (ja) * 2012-07-01 2017-08-30 シャープ株式会社 パラメータセットにおいて長期参照ピクチャをシグナリングするためのデバイス
US9686542B2 (en) 2012-09-05 2017-06-20 Qualcomm Incorporated Network abstraction layer header design
CN105122803B (zh) * 2013-04-02 2019-01-08 Vid拓展公司 针对可伸缩视频编码的增强型时间运动向量预测
JP6361866B2 (ja) 2013-05-09 2018-07-25 サン パテント トラスト 画像処理方法および画像処理装置
EP3043560A4 (en) 2013-09-06 2017-03-01 Mitsubishi Electric Corporation Video encoding device, video transcoding device, video encoding method, video transcoding method and video stream transmission system
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WO2020141258A1 (en) * 2019-01-02 2020-07-09 Nokia Technologies Oy An apparatus, a method and a computer program for video coding and decoding
CN115733984A (zh) * 2019-03-11 2023-03-03 华为技术有限公司 一种存储码流的装置、方法及分发码流的系统
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CA3133224A1 (en) * 2019-03-11 2020-09-17 Yong He Methods and apparatus for sub-picture adaptive resolution change
US11825073B2 (en) * 2020-03-20 2023-11-21 Qualcomm Incorporated High level syntax for video with mixed NAL unit types

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Byeongdoo Choi, et al., AHG9/AHG12: On mixed NAL unit types, JVET-R0120, 2020.04.04.
Byeongdoo Choi, et al., AHG9: On mixed NAL unit type support, JVET-Q0284, 2020.01.02.

Also Published As

Publication number Publication date
CN119854519A (zh) 2025-04-18
AU2023204232A1 (en) 2023-07-20
JP7280973B2 (ja) 2023-05-24
US11533499B2 (en) 2022-12-20
EP3939308A1 (en) 2022-01-19
JP2023091057A (ja) 2023-06-29
US20230007292A1 (en) 2023-01-05
US12034955B2 (en) 2024-07-09
EP4546787A3 (en) 2025-07-02
KR20250016497A (ko) 2025-02-03
AU2021249220A1 (en) 2021-11-25
JP2022531093A (ja) 2022-07-06
JP7590490B2 (ja) 2024-11-26
CN119854520A (zh) 2025-04-18
AU2023204232B2 (en) 2024-09-26
EP3939308A4 (en) 2022-06-15
EP3939308B1 (en) 2025-05-07
KR20210142744A (ko) 2021-11-25
AU2021249220B2 (en) 2023-03-30
US20210306651A1 (en) 2021-09-30
WO2021202095A1 (en) 2021-10-07
CN113875252B (zh) 2025-02-07
CN113875252A (zh) 2021-12-31
US20240305809A1 (en) 2024-09-12
CA3137427A1 (en) 2021-10-07
US12470739B2 (en) 2025-11-11
EP3939308C0 (en) 2025-05-07
JP2025015637A (ja) 2025-01-30
AU2025200006A1 (en) 2025-01-23
SG11202111668RA (en) 2021-11-29
EP4546787A2 (en) 2025-04-30

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