CN114365487B - 编码装置、解码装置及程序 - Google Patents

编码装置、解码装置及程序 Download PDF

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Publication number
CN114365487B
CN114365487B CN202080060836.4A CN202080060836A CN114365487B CN 114365487 B CN114365487 B CN 114365487B CN 202080060836 A CN202080060836 A CN 202080060836A CN 114365487 B CN114365487 B CN 114365487B
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China
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block
prediction
unit
sub
synthesis
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Chinese (zh)
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CN114365487A (zh
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岩村俊辅
市谷敦郎
根本慎平
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Japan Broadcasting Corp
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Nippon Hoso Kyokai NHK
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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
    • H04N19/117—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
    • H04N19/119—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
    • H04N19/134—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
    • H04N19/134—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
    • H04N19/167—Position within a video image, e.g. region of interest [ROI]
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/513—Processing of motion vectors
    • 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
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86—Methods 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
    • 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
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN202080060836.4A 2019-08-29 2020-08-28 编码装置、解码装置及程序 Active CN114365487B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019-157493 2019-08-29
JP2019157493 2019-08-29
PCT/JP2020/032783 WO2021040037A1 (ja) 2019-08-29 2020-08-28 符号化装置、復号装置、及びプログラム

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CN114365487A CN114365487A (zh) 2022-04-15
CN114365487B true CN114365487B (zh) 2024-08-13

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US (1) US12015789B2 (https=)
JP (1) JP7474772B2 (https=)
CN (1) CN114365487B (https=)
WO (1) WO2021040037A1 (https=)

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Publication number Priority date Publication date Assignee Title
US12368883B2 (en) * 2022-04-11 2025-07-22 Qualcomm Incorporated Block vector difference binarization and coding in video coding

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105282558A (zh) * 2014-07-18 2016-01-27 清华大学 帧内像素预测方法、编码方法、解码方法及其装置
CN108028926A (zh) * 2015-08-20 2018-05-11 日本放送协会 图像编码装置、图像解码装置、和其程序

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Publication number Priority date Publication date Assignee Title
MY185713A (en) * 2015-09-25 2021-05-31 Huawei Tech Co Ltd Apparatus and method for video motion compensation
JP6985287B2 (ja) * 2016-11-28 2021-12-22 日本放送協会 符号化装置、復号装置、符号化方法、及び復号方法
US10924735B2 (en) * 2016-12-28 2021-02-16 Sony Corporation Image processing apparatus and image processing method
WO2019039322A1 (en) * 2017-08-22 2019-02-28 Panasonic Intellectual Property Corporation Of America IMAGE ENCODER, IMAGE DECODER, IMAGE ENCODING METHOD, AND IMAGE DECODING METHOD
WO2020094051A1 (en) * 2018-11-06 2020-05-14 Beijing Bytedance Network Technology Co., Ltd. Signaling of side information for inter prediction with geometric partitioning
CN116506598B (zh) * 2018-11-08 2025-08-12 Oppo广东移动通信有限公司 视频信号编码/解码方法以及用于所述方法的设备
CN119450038A (zh) * 2018-12-11 2025-02-14 交互数字Vc控股公司 用于对图像进行解块的方法和设备
CN118612430A (zh) * 2019-02-08 2024-09-06 松下电器（美国）知识产权公司 编码装置、解码装置以及非暂时性计算机可读介质

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105282558A (zh) * 2014-07-18 2016-01-27 清华大学 帧内像素预测方法、编码方法、解码方法及其装置
CN108028926A (zh) * 2015-08-20 2018-05-11 日本放送协会 图像编码装置、图像解码装置、和其程序

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CN114365487A (zh) 2022-04-15
JP7474772B2 (ja) 2024-04-25
WO2021040037A1 (ja) 2021-03-04
US20220182646A1 (en) 2022-06-09
US12015789B2 (en) 2024-06-18
JPWO2021040037A1 (https=) 2021-03-04

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