KR102915098B1 - 비디오 인코딩 및 디코딩 방법 및 장치 - Google Patents

비디오 인코딩 및 디코딩 방법 및 장치

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KR102915098B1
KR102915098B1 KR1020247019372A KR20247019372A KR102915098B1 KR 102915098 B1 KR102915098 B1 KR 102915098B1 KR 1020247019372 A KR1020247019372 A KR 1020247019372A KR 20247019372 A KR20247019372 A KR 20247019372A KR 102915098 B1 KR102915098 B1 KR 102915098B1
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encoding
group
unit
coefficient
decoded
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KR20240108465A (ko
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둥핑 판
위청 쑨
팡둥 천
샤오챵 차오
량 웨이
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항조우 힉비젼 디지털 테크놀로지 컴퍼니 리미티드
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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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020247019372A 2021-11-11 2022-11-09 비디오 인코딩 및 디코딩 방법 및 장치 Active KR102915098B1 (ko)

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

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KR20240108465A KR20240108465A (ko) 2024-07-09
KR102915098B1 true KR102915098B1 (ko) 2026-01-19

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US (1) US12389014B2 (https=)
JP (1) JP7739618B2 (https=)
KR (1) KR102915098B1 (https=)
CN (2) CN116074499B (https=)
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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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US20150358621A1 (en) 2013-01-16 2015-12-10 Blackberry Limited Context determination for entropy coding of run-length encoded transform coefficients
CN110650343A (zh) * 2018-06-27 2020-01-03 中兴通讯股份有限公司 图像的编码、解码方法及装置、电子设备及系统

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KR101539240B1 (ko) * 2007-06-14 2015-07-30 삼성전자주식회사 영상 데이터의 엔트로피 부호화, 복호화 방법 및 장치
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
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

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Publication number Priority date Publication date Assignee Title
US20150358621A1 (en) 2013-01-16 2015-12-10 Blackberry Limited Context determination for entropy coding of run-length encoded transform coefficients
CN110650343A (zh) * 2018-06-27 2020-01-03 中兴通讯股份有限公司 图像的编码、解码方法及装置、电子设备及系统

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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
CN116074499A (zh) 2023-05-05
KR20240108465A (ko) 2024-07-09
CN116647673B (zh) 2024-10-29
JP7739618B2 (ja) 2025-09-16
CN116647673A (zh) 2023-08-25
JP2024541756A (ja) 2024-11-12
US12389014B2 (en) 2025-08-12

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