KR102924078B1 - 비디오 코딩 및 디코딩을 위한 고레벨 신택스 - Google Patents

비디오 코딩 및 디코딩을 위한 고레벨 신택스

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Publication number
KR102924078B1
KR102924078B1 KR1020227033339A KR20227033339A KR102924078B1 KR 102924078 B1 KR102924078 B1 KR 102924078B1 KR 1020227033339 A KR1020227033339 A KR 1020227033339A KR 20227033339 A KR20227033339 A KR 20227033339A KR 102924078 B1 KR102924078 B1 KR 102924078B1
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KR20220138009A (ko
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기욤 라로쉬
나엘 우드라오고
파트리스 오노
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캐논 가부시끼가이샤
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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
    • H04N19/70—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
    • H04N19/10—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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
    • 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
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • 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
    • H04N19/124—Quantisation
    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • 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
    • H04N19/174—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
    • H04N19/46—Embedding additional information in the video signal during the compression process

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020227033339A 2020-03-11 2021-03-05 비디오 코딩 및 디코딩을 위한 고레벨 신택스 Active KR102924078B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
GB2003562.2 2020-03-11
GB2003562.2A GB2592957A (en) 2020-03-11 2020-03-11 High level syntax for video coding and decoding
GB2005741.0A GB2592997B (en) 2020-03-11 2020-04-20 High level syntax for video coding and decoding
GB2005741.0 2020-04-20
PCT/EP2021/055661 WO2021180595A1 (en) 2020-03-11 2021-03-05 High level syntax for video coding and decoding

Publications (2)

Publication Number Publication Date
KR20220138009A KR20220138009A (ko) 2022-10-12
KR102924078B1 true KR102924078B1 (ko) 2026-02-06

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KR1020227033339A Active KR102924078B1 (ko) 2020-03-11 2021-03-05 비디오 코딩 및 디코딩을 위한 고레벨 신택스

Country Status (8)

Country Link
US (6) US12363278B2 (https=)
EP (1) EP4118832A1 (https=)
JP (3) JP7475455B2 (https=)
KR (1) KR102924078B1 (https=)
CN (6) CN115280785B (https=)
GB (3) GB2592957A (https=)
TW (1) TWI842980B (https=)
WO (1) WO2021180595A1 (https=)

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WO2021107638A1 (ko) * 2019-11-27 2021-06-03 엘지전자 주식회사 슬라이스 관련 정보를 시그널링하는 방법 및 장치
JP7475908B2 (ja) 2020-03-17 2024-04-30 シャープ株式会社 予測画像生成装置、動画像復号装置及び動画像符号化装置
GB2593222B (en) * 2020-03-20 2024-07-17 Canon Kk High level syntax for video coding and decoding
CN121309832A (zh) * 2020-04-03 2026-01-09 北京大学 一种视频编码、解码方法、设备及存储介质
WO2021235871A1 (ko) * 2020-05-22 2021-11-25 엘지전자 주식회사 Gci를 시그널링하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 컴퓨터 판독 가능한 기록 매체
WO2023201450A1 (zh) * 2022-04-17 2023-10-26 Oppo广东移动通信有限公司 编解码方法、码流、编码器、解码器以及存储介质
WO2025137419A1 (en) * 2023-12-22 2025-06-26 Google Llc Adaptive range clipping

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US9313500B2 (en) 2012-09-30 2016-04-12 Microsoft Technology Licensing, Llc Conditional signalling of reference picture list modification information
MY189001A (en) * 2014-03-04 2022-01-17 Microsoft Technology Licensing Llc Adaptive switching of color spaces, color sampling rates and/or bit depths
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JP6367359B2 (ja) * 2014-03-27 2018-08-01 マイクロソフト テクノロジー ライセンシング，エルエルシー 色空間を切り替えるときの量子化／スケーリング及び逆量子化／スケーリングの調整
US10687069B2 (en) * 2014-10-08 2020-06-16 Microsoft Technology Licensing, Llc Adjustments to encoding and decoding when switching color spaces
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WO2016120468A1 (en) 2015-01-29 2016-08-04 Canon Kabushiki Kaisha Palette predictor initializer when encoding or decoding self-contained coding structures
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Also Published As

Publication number Publication date
US20250280113A1 (en) 2025-09-04
JP7475455B2 (ja) 2024-04-26
US20250280109A1 (en) 2025-09-04
GB2592997A (en) 2021-09-15
GB2592997B (en) 2024-04-17
GB2592957A (en) 2021-09-15
CN120640009A (zh) 2025-09-12
GB202400742D0 (en) 2024-03-06
US20250280112A1 (en) 2025-09-04
CN115280785A (zh) 2022-11-01
JP2023516244A (ja) 2023-04-19
JP2025111598A (ja) 2025-07-30
KR20220138009A (ko) 2022-10-12
GB2625932A (en) 2024-07-03
GB2625932B (en) 2024-11-06
US20250280111A1 (en) 2025-09-04
GB202005741D0 (en) 2020-06-03
EP4118832A1 (en) 2023-01-18
US12363278B2 (en) 2025-07-15
CN120640006A (zh) 2025-09-12
CN120640007A (zh) 2025-09-12
US20230108509A1 (en) 2023-04-06
TW202135533A (zh) 2021-09-16
JP7804814B2 (ja) 2026-01-22
CN120640005A (zh) 2025-09-12
JP7672538B2 (ja) 2025-05-07
GB202003562D0 (en) 2020-04-29
TWI842980B (zh) 2024-05-21
US20250280110A1 (en) 2025-09-04
CN115280785B (zh) 2025-06-27
JP2024096913A (ja) 2024-07-17
WO2021180595A1 (en) 2021-09-16
CN120640008A (zh) 2025-09-12

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