KR20220045231A - 서브화상 구조의 시그널링 - Google Patents

서브화상 구조의 시그널링 Download PDF

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Publication number
KR20220045231A
KR20220045231A KR1020227009223A KR20227009223A KR20220045231A KR 20220045231 A KR20220045231 A KR 20220045231A KR 1020227009223 A KR1020227009223 A KR 1020227009223A KR 20227009223 A KR20227009223 A KR 20227009223A KR 20220045231 A KR20220045231 A KR 20220045231A
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KR
South Korea
Prior art keywords
subpicture
sequence
video
picture
subpictures
Prior art date
Application number
KR1020227009223A
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English (en)
Korean (ko)
Inventor
치-웨이 수
루린 첸
유-웬 후앙
Original Assignee
에이치에프아이 이노베이션 인크.
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Priority claimed from US17/016,257 external-priority patent/US11284077B2/en
Application filed by 에이치에프아이 이노베이션 인크. filed Critical 에이치에프아이 이노베이션 인크.
Publication of KR20220045231A publication Critical patent/KR20220045231A/ko

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    • 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
    • H04N19/10Methods 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
    • H04N19/134Methods 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
    • H04N19/167Position within a video image, e.g. region of interest [ROI]
    • 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
    • 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
    • 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
    • H04N19/17Methods 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
    • H04N19/176Methods 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
    • 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
    • H04N19/60Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/85Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
    • H04N19/865Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness with detection of the former encoding block subdivision in decompressed video

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Television Signal Processing For Recording (AREA)
KR1020227009223A 2019-09-10 2020-09-10 서브화상 구조의 시그널링 KR20220045231A (ko)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201962898127P 2019-09-10 2019-09-10
US62/898,127 2019-09-10
US201962898620P 2019-09-11 2019-09-11
US62/898,620 2019-09-11
US17/016,257 US11284077B2 (en) 2019-09-10 2020-09-09 Signaling of subpicture structures
US17/016,257 2020-09-09
PCT/CN2020/114508 WO2021047590A1 (en) 2019-09-10 2020-09-10 Signaling of subpicture structures

Publications (1)

Publication Number Publication Date
KR20220045231A true KR20220045231A (ko) 2022-04-12

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020227009223A KR20220045231A (ko) 2019-09-10 2020-09-10 서브화상 구조의 시그널링

Country Status (6)

Country Link
EP (1) EP4005205A4 (zh)
KR (1) KR20220045231A (zh)
CN (1) CN114375579A (zh)
MX (1) MX2022002854A (zh)
TW (1) TWI750802B (zh)
WO (1) WO2021047590A1 (zh)

Family Cites Families (6)

* 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
WO2016203881A1 (ja) * 2015-06-18 2016-12-22 シャープ株式会社 算術復号装置及び算術符号化装置
WO2018221368A1 (ja) * 2017-05-31 2018-12-06 シャープ株式会社 動画像復号装置、及び動画像符号化装置
EP3422724B1 (en) * 2017-06-26 2024-05-01 Nokia Technologies Oy An apparatus, a method and a computer program for omnidirectional video
CN109587478B (zh) * 2017-09-29 2023-03-31 华为技术有限公司 一种媒体信息的处理方法及装置
US11363307B2 (en) * 2019-08-08 2022-06-14 Hfi Innovation Inc. Video coding with subpictures

Also Published As

Publication number Publication date
TW202116068A (zh) 2021-04-16
CN114375579A (zh) 2022-04-19
TWI750802B (zh) 2021-12-21
EP4005205A4 (en) 2023-08-30
WO2021047590A1 (en) 2021-03-18
MX2022002854A (es) 2023-04-14
EP4005205A1 (en) 2022-06-01

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