JP7640587B2 - 映像ピクチャにおけるサブピクチャ数の制約 - Google Patents

映像ピクチャにおけるサブピクチャ数の制約 Download PDF

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JP7640587B2
JP7640587B2 JP2022575464A JP2022575464A JP7640587B2 JP 7640587 B2 JP7640587 B2 JP 7640587B2 JP 2022575464 A JP2022575464 A JP 2022575464A JP 2022575464 A JP2022575464 A JP 2022575464A JP 7640587 B2 JP7640587 B2 JP 7640587B2
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picture
video
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sli
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JP2023529431A (ja
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イェクイ ワン
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ByteDance Inc
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ByteDance Inc
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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
    • H04N19/31—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
    • H04N19/46—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
    • H04N19/10—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
    • H04N19/146—Data rate or code amount at the encoder output
    • 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
    • H04N19/70—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)
  • Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)
JP2022575464A 2020-06-08 2021-06-07 映像ピクチャにおけるサブピクチャ数の制約 Active JP7640587B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202063036365P 2020-06-08 2020-06-08
US63/036,365 2020-06-08
PCT/US2021/036257 WO2021252396A1 (en) 2020-06-08 2021-06-07 Constraints on number of subpicture in a video picture

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JP2023529431A JP2023529431A (ja) 2023-07-10
JP7640587B2 true JP7640587B2 (ja) 2025-03-05

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JP2022575464A Active JP7640587B2 (ja) 2020-06-08 2021-06-07 映像ピクチャにおけるサブピクチャ数の制約
JP2022575463A Active JP7538256B2 (ja) 2020-06-08 2021-06-07 映像ビットストリームにおけるサブレイヤ信号通知

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US (3) US11849136B2 (https=)
EP (2) EP4154525A4 (https=)
JP (2) JP7640587B2 (https=)
KR (2) KR102708610B1 (https=)
CN (3) CN115843431B (https=)
PL (1) PL4154524T3 (https=)
WO (3) WO2021252393A1 (https=)

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EP4078960A1 (en) * 2019-12-20 2022-10-26 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Video data stream, video encoder, apparatus and methods for hrd timing fixes, and further additions for scalable and mergeable bitstreams
WO2023132993A1 (en) 2022-01-10 2023-07-13 Innopeak Technology, Inc. Signaling general constraints information for video coding

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US10021394B2 (en) * 2012-09-24 2018-07-10 Qualcomm Incorporated Hypothetical reference decoder parameters in video coding
US9479773B2 (en) * 2012-09-24 2016-10-25 Qualcomm Incorporated Access unit independent coded picture buffer removal times in video coding
US9319703B2 (en) * 2012-10-08 2016-04-19 Qualcomm Incorporated Hypothetical reference decoder parameter syntax structure
US9942545B2 (en) * 2013-01-03 2018-04-10 Texas Instruments Incorporated Methods and apparatus for indicating picture buffer size for coded scalable video
US9521393B2 (en) * 2013-01-07 2016-12-13 Qualcomm Incorporated Non-nested SEI messages in video coding
UA115804C2 (uk) * 2013-04-07 2017-12-26 Долбі Інтернешнл Аб Сигналізація зміни наборів рівнів виведення
KR102127281B1 (ko) * 2013-04-08 2020-06-26 지이 비디오 컴프레션, 엘엘씨 효율적인 다-시점/계층 코딩을 허용하는 코딩 개념
US10187662B2 (en) * 2013-10-13 2019-01-22 Sharp Kabushiki Kaisha Signaling parameters in video parameter set extension and decoder picture buffer operation
WO2015056182A2 (en) * 2013-10-15 2015-04-23 Nokia Technologies Oy Video encoding and decoding
US20150237356A1 (en) * 2014-02-18 2015-08-20 Microsoft Corporation Host encoder for hardware-accelerated video encoding
JP6329246B2 (ja) * 2014-03-14 2018-05-23 ホアウェイ・テクノロジーズ・カンパニー・リミテッド 画像復号装置
EP3120553B1 (en) * 2014-03-17 2022-02-23 Nokia Technologies Oy An apparatus, a method and a computer program for video coding and decoding
US20150264404A1 (en) * 2014-03-17 2015-09-17 Nokia Technologies Oy Method and apparatus for video coding and decoding
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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
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EP4078960A1 (en) * 2019-12-20 2022-10-26 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Video data stream, video encoder, apparatus and methods for hrd timing fixes, and further additions for scalable and mergeable bitstreams
US12395651B2 (en) * 2020-05-22 2025-08-19 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Subpicture-related video coding concepts
US20220109865A1 (en) * 2020-10-02 2022-04-07 Sharp Kabushiki Kaisha Systems and methods for signaling picture buffer information for intra random access point picture sub-bitstreams in video coding

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Also Published As

Publication number Publication date
US11831895B2 (en) 2023-11-28
JP2023529430A (ja) 2023-07-10
CN115843431B (zh) 2025-10-14
KR102808741B1 (ko) 2025-05-15
WO2021252393A1 (en) 2021-12-16
PL4154524T3 (pl) 2026-04-20
CN115804086A (zh) 2023-03-14
US11849136B2 (en) 2023-12-19
EP4154525A1 (en) 2023-03-29
EP4154524A1 (en) 2023-03-29
KR102708610B1 (ko) 2024-09-20
US12489915B2 (en) 2025-12-02
BR112022025036A2 (pt) 2022-12-27
US20230099628A1 (en) 2023-03-30
JP7538256B2 (ja) 2024-08-21
EP4154524B1 (en) 2026-01-28
EP4154524A4 (en) 2023-11-15
US20240107046A1 (en) 2024-03-28
CN115699728A (zh) 2023-02-03
KR20230019846A (ko) 2023-02-09
CN115843431A (zh) 2023-03-24
WO2021252394A1 (en) 2021-12-16
EP4154525A4 (en) 2023-10-25
WO2021252396A1 (en) 2021-12-16
EP4154524C0 (en) 2026-01-28
US20230100470A1 (en) 2023-03-30
KR20230019847A (ko) 2023-02-09
JP2023529431A (ja) 2023-07-10

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