CN118741111A - 编码方法及设备、解码方法及设备以及滤波方法 - Google Patents

编码方法及设备、解码方法及设备以及滤波方法 Download PDF

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Publication number
CN118741111A
CN118741111A CN202410824566.XA CN202410824566A CN118741111A CN 118741111 A CN118741111 A CN 118741111A CN 202410824566 A CN202410824566 A CN 202410824566A CN 118741111 A CN118741111 A CN 118741111A
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reference blocks
block
current block
encoding
blocks
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Chinese (zh)
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F·勒林内克
T·波里尔
F·厄本
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InterDigital VC Holdings Inc
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InterDigital VC Holdings 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
    • H04N19/85—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
    • H04N19/10—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
    • H04N19/103—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
    • H04N19/132—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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame 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
    • H04N19/169—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
    • H04N19/186—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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • 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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN202410824566.XA 2016-05-13 2017-04-24 编码方法及设备、解码方法及设备以及滤波方法 Pending CN118741111A (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
EP16305563.5 2016-05-13
EP16305563.5A EP3244614A1 (en) 2016-05-13 2016-05-13 A method and a device for decoding an intra predicted block of a picture and corresponding coding method and coding device
CN201780029546.1A CN109479145A (zh) 2016-05-13 2017-04-24 解码图片的帧内预测块的方法和设备及编码方法和设备
PCT/EP2017/059658 WO2017194296A1 (en) 2016-05-13 2017-04-24 A method and a device for decoding an intra predicted block of a picture and corresponding coding method and coding device

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CN201780029546.1A Division CN109479145A (zh) 2016-05-13 2017-04-24 解码图片的帧内预测块的方法和设备及编码方法和设备

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Publication Number Publication Date
CN118741111A true CN118741111A (zh) 2024-10-01

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CN202410824566.XA Pending CN118741111A (zh) 2016-05-13 2017-04-24 编码方法及设备、解码方法及设备以及滤波方法
CN201780029546.1A Pending CN109479145A (zh) 2016-05-13 2017-04-24 解码图片的帧内预测块的方法和设备及编码方法和设备

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Country Link
US (2) US10834395B2 (https=)
EP (3) EP3244614A1 (https=)
JP (1) JP2019521555A (https=)
KR (1) KR20190029521A (https=)
CN (2) CN118741111A (https=)
WO (1) WO2017194296A1 (https=)

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GB2577338A (en) * 2018-09-24 2020-03-25 Sony Corp Data encoding and decoding
US11019359B2 (en) * 2019-01-15 2021-05-25 Tencent America LLC Chroma deblock filters for intra picture block compensation
MX2021012229A (es) 2019-04-12 2021-11-03 Beijing Bytedance Network Tech Co Ltd Determinacion de modo de codificacion de croma basada en intraprediccion basada en matriz.
CN117499656A (zh) 2019-04-16 2024-02-02 北京字节跳动网络技术有限公司 帧内编解码模式下的矩阵推导
WO2020221372A1 (en) 2019-05-01 2020-11-05 Beijing Bytedance Network Technology Co., Ltd. Context coding for matrix-based intra prediction
KR102698314B1 (ko) 2019-05-22 2024-08-26 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 업샘플링을 이용한 행렬 기반 인트라 예측
WO2020239017A1 (en) 2019-05-31 2020-12-03 Beijing Bytedance Network Technology Co., Ltd. One-step downsampling process in matrix-based intra prediction
JP2022534320A (ja) 2019-06-05 2022-07-28 北京字節跳動網絡技術有限公司 マトリクスベースイントラ予測のためのコンテキスト決定
JP7505869B2 (ja) * 2019-09-20 2024-06-25 日本放送協会 符号化装置、復号装置、及びプログラム
KR20260003392A (ko) 2019-10-28 2026-01-06 두인 비전 컴퍼니 리미티드 색상 성분에 기초한 신택스 시그널링 및 파싱

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WO2011000255A1 (en) * 2009-07-02 2011-01-06 Mediatek Inc. Methods of intra prediction, video encoder, and video decoder thereof
US9445129B2 (en) * 2010-04-13 2016-09-13 Sun Patent Trust Image coding method and image decoding method
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US8964833B2 (en) * 2011-07-19 2015-02-24 Qualcomm Incorporated Deblocking of non-square blocks for video coding
US9167269B2 (en) * 2011-10-25 2015-10-20 Qualcomm Incorporated Determining boundary strength values for deblocking filtering for video coding
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EP3446480B1 (en) * 2016-04-22 2025-10-08 InterDigital VC Holdings, Inc. Prediction systems and methods for video coding based on filtering nearest neighboring pixels

Also Published As

Publication number Publication date
WO2017194296A1 (en) 2017-11-16
US10834395B2 (en) 2020-11-10
EP3456051A1 (en) 2019-03-20
EP4443875A3 (en) 2024-11-13
USRE50495E1 (en) 2025-07-15
US20190289288A1 (en) 2019-09-19
EP3456051B1 (en) 2024-10-09
KR20190029521A (ko) 2019-03-20
EP4443875A2 (en) 2024-10-09
JP2019521555A (ja) 2019-07-25
EP3244614A1 (en) 2017-11-15
CN109479145A (zh) 2019-03-15

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