CA3137816A1 - Method for signaling subpicture partitioning in coded video stream - Google Patents

Method for signaling subpicture partitioning in coded video stream Download PDF

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Publication number
CA3137816A1
CA3137816A1 CA3137816A CA3137816A CA3137816A1 CA 3137816 A1 CA3137816 A1 CA 3137816A1 CA 3137816 A CA3137816 A CA 3137816A CA 3137816 A CA3137816 A CA 3137816A CA 3137816 A1 CA3137816 A1 CA 3137816A1
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CA
Canada
Prior art keywords
subpicture
picture
sub
layer
coded
Prior art date
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
Application number
CA3137816A
Other languages
English (en)
French (fr)
Inventor
Byeongdoo CHOI
Shan Liu
Stephan Wenger
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tencent America LLC
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 CA3137816A1 publication Critical patent/CA3137816A1/en
Pending legal-status Critical Current

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Classifications

    • 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
    • H04N19/102—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
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • 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
    • H04N19/136—Incoming video signal characteristics or properties
    • 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
    • H04N19/17—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
    • H04N19/176—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 block, e.g. a macroblock
    • 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
    • H04N19/186—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 colour or a chrominance component
    • 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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/423—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Television Systems (AREA)
CA3137816A 2020-03-31 2021-02-22 Method for signaling subpicture partitioning in coded video stream Pending CA3137816A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US202063003123P 2020-03-31 2020-03-31
US63/003,123 2020-03-31
US17/081,392 2020-10-27
US17/081,392 US12058357B2 (en) 2020-03-31 2020-10-27 Method for signaling subpicture partitioning in coded video stream
PCT/US2021/019020 WO2021202012A1 (en) 2020-03-31 2021-02-22 Method for signaling subpicture partitioning in coded video stream

Publications (1)

Publication Number Publication Date
CA3137816A1 true CA3137816A1 (en) 2021-10-07

Family

ID=77856747

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3137816A Pending CA3137816A1 (en) 2020-03-31 2021-02-22 Method for signaling subpicture partitioning in coded video stream

Country Status (9)

Country Link
US (1) US12058357B2 (https=)
EP (1) EP3939257A4 (https=)
JP (2) JP2022532064A (https=)
KR (1) KR102804193B1 (https=)
CN (3) CN118945347A (https=)
AU (2) AU2021246616B2 (https=)
CA (1) CA3137816A1 (https=)
SG (1) SG11202111829RA (https=)
WO (1) WO2021202012A1 (https=)

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10244246B2 (en) 2012-02-02 2019-03-26 Texas Instruments Incorporated Sub-pictures for pixel rate balancing on multi-core platforms
US9565431B2 (en) 2012-04-04 2017-02-07 Qualcomm Incorporated Low-delay video buffering in video coding
IN2015DN02130A (https=) 2012-09-27 2015-08-14 Dolby Lab Licensing Corp
WO2015056158A1 (en) 2013-10-14 2015-04-23 Nokia Technologies Oy Multi-layer hypothetical reference decoder
US20190373245A1 (en) 2017-03-29 2019-12-05 Lg Electronics Inc. 360 video transmission method, 360 video reception method, 360 video transmission device, and 360 video reception device
PL4221213T3 (pl) * 2019-01-09 2024-11-18 Huawei Technologies Co., Ltd. Koder wideo, dekoder wideo i stosowne sposoby
US11190793B2 (en) * 2019-07-09 2021-11-30 Qualcomm Incorporated Memory constraint for adaptation parameter sets for video coding
US12149696B2 (en) * 2019-12-12 2024-11-19 Lg Electronics Inc. Apparatus and method for coding image on basis of signaling of information for filtering
US11490099B2 (en) * 2019-12-23 2022-11-01 Qualcomm Incorporated Reference subpicture scaling ratios for subpictures in video coding

Also Published As

Publication number Publication date
CN118945347A (zh) 2024-11-12
JP2024026749A (ja) 2024-02-28
SG11202111829RA (en) 2021-11-29
AU2021246616A1 (en) 2021-11-25
AU2023204004A1 (en) 2023-07-13
CN118945348A (zh) 2024-11-12
AU2023204004B2 (en) 2025-01-30
CN113924770A (zh) 2022-01-11
CN113924770B (zh) 2024-08-16
KR102804193B1 (ko) 2025-05-09
WO2021202012A1 (en) 2021-10-07
EP3939257A4 (en) 2022-06-01
KR20210141745A (ko) 2021-11-23
EP3939257A1 (en) 2022-01-19
US12058357B2 (en) 2024-08-06
US20210306650A1 (en) 2021-09-30
JP2022532064A (ja) 2022-07-13
AU2021246616B2 (en) 2023-03-23

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