JP7739618B2 - ビデオ符号化復号方法及び装置 - Google Patents

ビデオ符号化復号方法及び装置

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Publication number
JP7739618B2
JP7739618B2 JP2024527664A JP2024527664A JP7739618B2 JP 7739618 B2 JP7739618 B2 JP 7739618B2 JP 2024527664 A JP2024527664 A JP 2024527664A JP 2024527664 A JP2024527664 A JP 2024527664A JP 7739618 B2 JP7739618 B2 JP 7739618B2
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coefficients
coding
grouping
coefficient
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Japanese (ja)
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JP2024541756A5 (https=
JP2024541756A (ja
Inventor
冬萍 潘
▲ユ▼程 ▲孫▼
方▲棟▼ ▲陳▼
小▲強▼ 曹
▲亮▼ 魏
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Hangzhou Hikvision Digital Technology Co Ltd
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Hangzhou Hikvision Digital Technology Co Ltd
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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
    • H04N19/10—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
    • 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
    • H04N19/124—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
    • H04N19/102—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
    • H04N19/129—Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
    • 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
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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
    • H04N19/174—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
    • H04N19/10—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
    • H04N19/18—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 set of transform coefficients
    • 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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • 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
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2024527664A 2021-11-11 2022-11-09 ビデオ符号化復号方法及び装置 Active JP7739618B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN202111333832.1 2021-11-11
CN202111333832.1A CN116074499B (zh) 2021-11-11 2021-11-11 一种视频编解码方法及装置
PCT/CN2022/130954 WO2023083225A1 (zh) 2021-11-11 2022-11-09 视频编解码方法及装置

Publications (3)

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JP2024541756A JP2024541756A (ja) 2024-11-12
JP2024541756A5 JP2024541756A5 (https=) 2025-02-07
JP7739618B2 true JP7739618B2 (ja) 2025-09-16

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JP2024527664A Active JP7739618B2 (ja) 2021-11-11 2022-11-09 ビデオ符号化復号方法及び装置

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US (1) US12389014B2 (https=)
JP (1) JP7739618B2 (https=)
KR (1) KR102915098B1 (https=)
CN (2) CN116074499B (https=)
TW (2) TWI882775B (https=)
WO (1) WO2023083225A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116668727A (zh) * 2023-06-14 2023-08-29 中星智能系统技术有限公司 视频编码方法、视频解码方法、装置及设备
CN117354534B (zh) * 2023-12-04 2024-02-02 上海方诚光电科技有限公司 一种自适应图像无损压缩方法、设备及存储介质
CN119229801B (zh) * 2024-12-03 2025-02-07 杭州海康威视数字技术股份有限公司 一种led显示屏色亮度校正方法和校正系数编、解码方法

Citations (2)

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US20080310503A1 (en) 2007-06-14 2008-12-18 Samsung Electronics Co., Ltd. Method and apparatus for entropy-coding/entropy-decoding video data
US20210168369A1 (en) 2018-06-27 2021-06-03 Zte Corporation Method and apparatus for encoding image, method and apparatus for decoding image, electronic device, and system

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CN101389021B (zh) * 2007-09-14 2010-12-22 华为技术有限公司 视频编解码方法及装置
CN104093020B (zh) * 2011-03-10 2017-11-17 华为技术有限公司 变换系数的编码方法、变换系数的解码方法，和装置
US10873761B2 (en) * 2012-04-13 2020-12-22 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding a subset of transform units of encoded video data
WO2014110652A1 (en) 2013-01-16 2014-07-24 Blackberry Limited Context determination for entropy coding of run-length encoded transform coefficients
US9936200B2 (en) * 2013-04-12 2018-04-03 Qualcomm Incorporated Rice parameter update for coefficient level coding in video coding process
US9930348B2 (en) * 2014-03-14 2018-03-27 Qualcomm Incorporated Coefficient level coding in a video coding process
CN105812803B (zh) * 2014-12-31 2018-09-28 浙江大华技术股份有限公司 一种针对变换单元tu的残差舍弃方法及装置
EP3292690B1 (en) * 2015-06-23 2020-05-06 MediaTek Singapore Pte Ltd. Method and apparatus for transform coefficient coding of non-square blocks
CN110024399B (zh) * 2016-11-28 2024-05-17 韩国电子通信研究院 对图像编码/解码的方法和设备及存储比特流的记录介质
JP7219775B2 (ja) * 2018-03-29 2023-02-08 フラウンホファー ゲセルシャフト ツール フェールデルンク ダー アンゲヴァンテン フォルシュンク エー．ファオ． 変換係数ブロック・コーディング
EP3664449A1 (en) 2018-12-05 2020-06-10 InterDigital VC Holdings, Inc. Method and device for picture encoding and decoding

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080310503A1 (en) 2007-06-14 2008-12-18 Samsung Electronics Co., Ltd. Method and apparatus for entropy-coding/entropy-decoding video data
US20210168369A1 (en) 2018-06-27 2021-06-03 Zte Corporation Method and apparatus for encoding image, method and apparatus for decoding image, electronic device, and system

Also Published As

Publication number Publication date
CN116074499B (zh) 2024-10-29
TW202448178A (zh) 2024-12-01
TW202327362A (zh) 2023-07-01
TWI882775B (zh) 2025-05-01
WO2023083225A1 (zh) 2023-05-19
US20250008119A1 (en) 2025-01-02
TWI882262B (zh) 2025-05-01
KR102915098B1 (ko) 2026-01-19
CN116074499A (zh) 2023-05-05
KR20240108465A (ko) 2024-07-09
CN116647673B (zh) 2024-10-29
CN116647673A (zh) 2023-08-25
JP2024541756A (ja) 2024-11-12
US12389014B2 (en) 2025-08-12

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