SG11202111668RA - Method for signaling mixed nal unit type and subpicture partitioning in coded video stream - Google Patents

Method for signaling mixed nal unit type and subpicture partitioning in coded video stream

Info

Publication number
SG11202111668RA
SG11202111668RA SG11202111668RA SG11202111668RA SG11202111668RA SG 11202111668R A SG11202111668R A SG 11202111668RA SG 11202111668R A SG11202111668R A SG 11202111668RA SG 11202111668R A SG11202111668R A SG 11202111668RA SG 11202111668R A SG11202111668R A SG 11202111668RA
Authority
SG
Singapore
Prior art keywords
signaling
video stream
nal unit
coded video
unit type
Prior art date
Application number
SG11202111668RA
Other languages
English (en)
Inventor
Byeongdoo Choi
Stephan Wenger
Shan Liu
Original Assignee
Tencent America LLC
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 Tencent America LLC filed Critical Tencent America LLC
Publication of SG11202111668RA publication Critical patent/SG11202111668RA/en

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/119Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/17Methods 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
    • H04N19/174Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/184Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/188Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46Embedding additional information in the video signal during the compression process
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/513Processing of motion vectors
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/80Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90Methods 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
    • H04N19/96Tree coding, e.g. quad-tree coding

Landscapes

  • 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)
SG11202111668RA 2020-03-31 2021-03-16 Method for signaling mixed nal unit type and subpicture partitioning in coded video stream SG11202111668RA (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202063003137P 2020-03-31 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
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

Publications (1)

Publication Number Publication Date
SG11202111668RA true SG11202111668RA (en) 2021-11-29

Family

ID=77856749

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11202111668RA SG11202111668RA (en) 2020-03-31 2021-03-16 Method for signaling mixed nal unit type and subpicture partitioning in coded video stream

Country Status (9)

Country Link
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)

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5056560B2 (ja) * 2008-03-17 2012-10-24 富士通株式会社 符号化装置、復号化装置、符号化方法および復号化方法
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
US12022059B2 (en) * 2018-12-07 2024-06-25 Beijing Dajia Internet Information Technology Co., Ltd. Video coding using multi-resolution reference picture management
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
EP3928511A4 (en) * 2019-03-11 2022-06-22 Huawei Technologies Co., Ltd. Gradual decoding refresh in video coding
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

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
KR102759733B1 (ko) 2025-02-03
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
EP4546787A2 (en) 2025-04-30

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