KR102916931B1 - 필터링 방법 및 장치, 컴퓨터 저장 매체 - Google Patents

필터링 방법 및 장치, 컴퓨터 저장 매체

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KR102916931B1
KR102916931B1 KR1020217032829A KR20217032829A KR102916931B1 KR 102916931 B1 KR102916931 B1 KR 102916931B1 KR 1020217032829 A KR1020217032829 A KR 1020217032829A KR 20217032829 A KR20217032829 A KR 20217032829A KR 102916931 B1 KR102916931 B1 KR 102916931B1
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filtering
filter
neural network
filtered
parameter
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KR20210134397A (ko
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옌주오 마
슈아이 완
준옌 훠
웨이 장
밍쯔 왕
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광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 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
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
    • G06N3/00—Computing arrangements based on biological models
    • G06N3/02—Neural networks
    • G06N3/04—Architecture, e.g. interconnection topology
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
    • G06N3/00—Computing arrangements based on biological models
    • G06N3/02—Neural networks
    • G06N3/04—Architecture, e.g. interconnection topology
    • G06N3/045—Combinations of networks
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
    • G06N3/00—Computing arrangements based on biological models
    • G06N3/02—Neural networks
    • G06N3/04—Architecture, e.g. interconnection topology
    • G06N3/0464—Convolutional networks [CNN, ConvNet]
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
    • G06N3/00—Computing arrangements based on biological models
    • G06N3/02—Neural networks
    • G06N3/08—Learning methods
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/60—Image enhancement or restoration using machine learning, e.g. neural networks
    • 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
    • H04N19/169—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
    • H04N19/182—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 pixel
    • 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
    • H04N19/80—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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20084—Artificial neural networks [ANN]
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20172—Image enhancement details
    • G06T2207/20192—Edge enhancement; Edge preservation

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • General Engineering & Computer Science (AREA)
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  • Evolutionary Computation (AREA)
  • Biophysics (AREA)
  • Molecular Biology (AREA)
  • Computing Systems (AREA)
  • Computational Linguistics (AREA)
  • Biomedical Technology (AREA)
  • Mathematical Physics (AREA)
  • Software Systems (AREA)
  • Artificial Intelligence (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020217032829A 2019-03-24 2019-09-12 필터링 방법 및 장치, 컴퓨터 저장 매체 Active KR102916931B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201962822949P 2019-03-24 2019-03-24
US62/822,949 2019-03-24
PCT/CN2019/105799 WO2020192034A1 (zh) 2019-03-24 2019-09-12 滤波方法及装置、计算机存储介质

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KR20210134397A KR20210134397A (ko) 2021-11-09
KR102916931B1 true KR102916931B1 (ko) 2026-01-22

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US (2) US11985313B2 (https=)
EP (1) EP3941066A4 (https=)
JP (1) JP2022525235A (https=)
KR (1) KR102916931B1 (https=)
CN (1) CN113574897A (https=)
WO (1) WO2020192034A1 (https=)

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US11647216B2 (en) * 2021-04-12 2023-05-09 Tencent America LLC Techniques for signaling neural network topology, parameters, and processing information in video stream
US11979565B2 (en) * 2021-05-27 2024-05-07 Tencent America LLC Content-adaptive online training method and apparatus for post-filtering
US12413721B2 (en) 2021-05-27 2025-09-09 Tencent America LLC Content-adaptive online training method and apparatus for post-filtering
CN120075440A (zh) 2021-12-21 2025-05-30 腾讯科技（深圳）有限公司 一种数据处理方法、装置、设备以及可读存储介质
WO2024019343A1 (ko) * 2022-07-20 2024-01-25 현대자동차주식회사 다양한 잡음 및 특성에 적응적인 비디오 인루프 필터
WO2024073145A1 (en) * 2022-09-30 2024-04-04 Beijing Dajia Internet Information Technology Co., Ltd. Methods and devices for adaptive loop filtering and cross-component adaptive loop filter
US20240282012A1 (en) * 2023-02-17 2024-08-22 Qualcomm Incorporated Methods for complexity reduction of neural network based video coding tools
TW202510566A (zh) * 2023-02-17 2025-03-01 美商高通公司 用於基於神經網路的視頻寫碼工具的複雜度降低的方法
CN120814225A (zh) * 2023-03-14 2025-10-17 北京达佳互联信息技术有限公司 用于自适应环路滤波器和跨分量自适应环路滤波器的方法和装置
WO2024249449A1 (en) * 2023-05-28 2024-12-05 Beijing Dajia Internet Information Technology Co., Ltd Methods and devices for adaptive loop filter and cross- component adaptive loop filter
WO2025009941A1 (ko) * 2023-07-05 2025-01-09 엘지전자 주식회사 영상 복호화 방법, 영상 부호화 방법 및 비트스트림을 전송하는 방법
KR20250107195A (ko) 2023-07-05 2025-07-11 엘지전자 주식회사 영상 부호화/복호화 방법, 비트스트림을 저장한 기록 매체 및 비트스트림을 전송하는 방법
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Also Published As

Publication number Publication date
US20220007015A1 (en) 2022-01-06
WO2020192034A1 (zh) 2020-10-01
EP3941066A1 (en) 2022-01-19
US20240267515A1 (en) 2024-08-08
EP3941066A4 (en) 2022-06-22
US11985313B2 (en) 2024-05-14
JP2022525235A (ja) 2022-05-11
CN113574897A (zh) 2021-10-29
KR20210134397A (ko) 2021-11-09

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