CN114258683B - 用于色度的跨分量自适应环路滤波器 - Google Patents

用于色度的跨分量自适应环路滤波器 Download PDF

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CN114258683B
CN114258683B CN202080058407.3A CN202080058407A CN114258683B CN 114258683 B CN114258683 B CN 114258683B CN 202080058407 A CN202080058407 A CN 202080058407A CN 114258683 B CN114258683 B CN 114258683B
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CN114258683A (zh
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乔纳森·泰奎特
C·吉斯科特
G·拉罗彻
P·乌诺
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Canon 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
    • H04N19/10—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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • 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
    • H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
    • 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
    • H04N19/156—Availability of hardware or computational resources, e.g. encoding based on power-saving criteria
    • 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
    • H04N19/10—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
    • H04N19/186—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 colour or a chrominance component
    • 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
    • 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

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CN202080058407.3A 2019-08-20 2020-08-18 用于色度的跨分量自适应环路滤波器 Active CN114258683B (zh)

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CN202411870817.4A CN119767040A (zh) 2019-08-20 2020-08-18 用于对图像部分或图像进行解码的方法和解码器
CN202411870810.2A CN119767038A (zh) 2019-08-20 2020-08-18 用于对图像部分进行滤波的方法和装置、用于对图像进行编码或解码的方法以及存储介质
CN202411870814.0A CN119767039A (zh) 2019-08-20 2020-08-18 用于对图像部分进行滤波的方法和装置、用于对图像进行编码或解码的方法以及存储介质
CN202411870808.5A CN119767037A (zh) 2019-08-20 2020-08-18 用于对图像部分进行滤波的方法和装置、用于对图像进行编码或解码的方法以及存储介质
CN202411870803.2A CN119767036A (zh) 2019-08-20 2020-08-18 用于对图像部分进行滤波的方法和装置、用于对图像进行编码或解码的方法以及存储介质

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GB1911952.8A GB2586484B (en) 2019-08-20 2019-08-20 A filter
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PCT/EP2020/073122 WO2021032751A1 (en) 2019-08-20 2020-08-18 Cross-component adaptive loop filter for chroma

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CN202411870817.4A Division CN119767040A (zh) 2019-08-20 2020-08-18 用于对图像部分或图像进行解码的方法和解码器
CN202411870808.5A Division CN119767037A (zh) 2019-08-20 2020-08-18 用于对图像部分进行滤波的方法和装置、用于对图像进行编码或解码的方法以及存储介质
CN202411870814.0A Division CN119767039A (zh) 2019-08-20 2020-08-18 用于对图像部分进行滤波的方法和装置、用于对图像进行编码或解码的方法以及存储介质
CN202411870810.2A Division CN119767038A (zh) 2019-08-20 2020-08-18 用于对图像部分进行滤波的方法和装置、用于对图像进行编码或解码的方法以及存储介质
CN202411870803.2A Division CN119767036A (zh) 2019-08-20 2020-08-18 用于对图像部分进行滤波的方法和装置、用于对图像进行编码或解码的方法以及存储介质

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CN202080058407.3A Active CN114258683B (zh) 2019-08-20 2020-08-18 用于色度的跨分量自适应环路滤波器
CN202411870817.4A Pending CN119767040A (zh) 2019-08-20 2020-08-18 用于对图像部分或图像进行解码的方法和解码器
CN202411870814.0A Pending CN119767039A (zh) 2019-08-20 2020-08-18 用于对图像部分进行滤波的方法和装置、用于对图像进行编码或解码的方法以及存储介质
CN202411870808.5A Pending CN119767037A (zh) 2019-08-20 2020-08-18 用于对图像部分进行滤波的方法和装置、用于对图像进行编码或解码的方法以及存储介质
CN202411870810.2A Pending CN119767038A (zh) 2019-08-20 2020-08-18 用于对图像部分进行滤波的方法和装置、用于对图像进行编码或解码的方法以及存储介质
CN202411870803.2A Pending CN119767036A (zh) 2019-08-20 2020-08-18 用于对图像部分进行滤波的方法和装置、用于对图像进行编码或解码的方法以及存储介质

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CN202411870814.0A Pending CN119767039A (zh) 2019-08-20 2020-08-18 用于对图像部分进行滤波的方法和装置、用于对图像进行编码或解码的方法以及存储介质
CN202411870808.5A Pending CN119767037A (zh) 2019-08-20 2020-08-18 用于对图像部分进行滤波的方法和装置、用于对图像进行编码或解码的方法以及存储介质
CN202411870810.2A Pending CN119767038A (zh) 2019-08-20 2020-08-18 用于对图像部分进行滤波的方法和装置、用于对图像进行编码或解码的方法以及存储介质
CN202411870803.2A Pending CN119767036A (zh) 2019-08-20 2020-08-18 用于对图像部分进行滤波的方法和装置、用于对图像进行编码或解码的方法以及存储介质

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KR (1) KR102889328B1 (https=)
CN (6) CN114258683B (https=)
BR (1) BR112022000953A2 (https=)
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