CN113574897A - 滤波方法及装置、计算机存储介质 - Google Patents
滤波方法及装置、计算机存储介质 Download PDFInfo
- Publication number
- CN113574897A CN113574897A CN201980094265.3A CN201980094265A CN113574897A CN 113574897 A CN113574897 A CN 113574897A CN 201980094265 A CN201980094265 A CN 201980094265A CN 113574897 A CN113574897 A CN 113574897A
- Authority
- CN
- China
- Prior art keywords
- filtering
- filter
- neural network
- parameters
- parameter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001914 filtration Methods 0.000 title claims abstract description 756
- 238000000034 method Methods 0.000 title claims abstract description 125
- 238000013528 artificial neural network Methods 0.000 claims abstract description 175
- 230000003044 adaptive effect Effects 0.000 claims description 84
- 238000012549 training Methods 0.000 claims description 84
- 230000008569 process Effects 0.000 claims description 43
- 238000012805 post-processing Methods 0.000 claims description 29
- 238000007781 pre-processing Methods 0.000 claims description 27
- 238000012545 processing Methods 0.000 claims description 22
- 238000010586 diagram Methods 0.000 description 26
- 238000013527 convolutional neural network Methods 0.000 description 22
- 238000005192 partition Methods 0.000 description 14
- 238000013139 quantization Methods 0.000 description 9
- 239000011159 matrix material Substances 0.000 description 8
- 230000015556 catabolic process Effects 0.000 description 6
- 238000006731 degradation reaction Methods 0.000 description 6
- 238000004891 communication Methods 0.000 description 5
- 230000009466 transformation Effects 0.000 description 5
- 230000001360 synchronised effect Effects 0.000 description 4
- 238000004364 calculation method Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 230000001131 transforming effect Effects 0.000 description 3
- 208000037170 Delayed Emergence from Anesthesia Diseases 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000000638 solvent extraction Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 206010047571 Visual impairment Diseases 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000013135 deep learning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 208000029257 vision disease Diseases 0.000 description 1
- 230000004393 visual impairment Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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; CALCULATING OR 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; CALCULATING OR 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; CALCULATING OR 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
- H04N19/102—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
- H04N19/134—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; CALCULATING OR 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; CALCULATING OR 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
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- General Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Data Mining & Analysis (AREA)
- 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)
Abstract
本申请实施例提供了滤波方法及装置、计算机存储介质；方法包括：获取待滤波像素信息；确定边信息；将待滤波像素信息和边信息输入至基于神经网络的滤波器中，以输出得到滤波后像素，其中，滤波器由在线滤波部分结合离线滤波部分得到，其中，所述滤波器由在线滤波部分结合离线滤波部分得到。
Description
PCT国内申请，说明书已公开。
Claims (43)
- PCT国内申请，权利要求书已公开。
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 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113574897A true CN113574897A (zh) | 2021-10-29 |
Family
ID=72609590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201980094265.3A Pending CN113574897A (zh) | 2019-03-24 | 2019-09-12 | 滤波方法及装置、计算机存储介质 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US11985313B2 (zh) |
| EP (1) | EP3941066A4 (zh) |
| JP (1) | JP2022525235A (zh) |
| KR (1) | KR20210134397A (zh) |
| CN (1) | CN113574897A (zh) |
| WO (1) | WO2020192034A1 (zh) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021170901A1 (en) * | 2020-02-24 | 2021-09-02 | Nokia Technologies Oy | A method, an apparatus and a computer program product for video encoding and video decoding |
| 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 |
| CN116320410A (zh) * | 2021-12-21 | 2023-06-23 | 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 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8572184B1 (en) * | 2007-10-04 | 2013-10-29 | Bitdefender IPR Management Ltd. | Systems and methods for dynamically integrating heterogeneous anti-spam filters |
| CN101841701B (zh) * | 2009-03-20 | 2012-05-23 | 华为技术有限公司 | 基于宏块对的编解码方法及装置 |
| US9762906B2 (en) * | 2013-02-18 | 2017-09-12 | Mediatek Inc. | Method and apparatus for video decoding using multi-core processor |
| GB2539845B (en) | 2015-02-19 | 2017-07-12 | Magic Pony Tech Ltd | Offline training of hierarchical algorithms |
| CN107925762B (zh) * | 2015-09-03 | 2020-11-27 | 联发科技股份有限公司 | 基于神经网络的视频编解码处理方法和装置 |
| US10531111B2 (en) * | 2015-11-06 | 2020-01-07 | Microsoft Technology Licensing, Llc | Flexible reference picture management for video encoding and decoding |
| US11132619B1 (en) * | 2017-02-24 | 2021-09-28 | Cadence Design Systems, Inc. | Filtering in trainable networks |
| US20180293486A1 (en) * | 2017-04-07 | 2018-10-11 | Tenstorrent Inc. | Conditional graph execution based on prior simplified graph execution |
| CN108932697B (zh) * | 2017-05-26 | 2020-01-17 | 杭州海康威视数字技术股份有限公司 | 一种失真图像的去失真方法、装置及电子设备 |
| MX2019014443A (es) * | 2017-05-31 | 2020-02-10 | Interdigital Vc Holdings Inc | Un metodo y un dispositivo para codificacion y decodificacion de imagenes. |
| CN108184129B (zh) * | 2017-12-11 | 2020-01-10 | 北京大学 | 一种视频编解码方法、装置及用于图像滤波的神经网络 |
| CN108134932B (zh) | 2018-01-11 | 2021-03-30 | 上海交通大学 | 基于卷积神经网络的视频编解码环路内滤波实现方法及*** |
-
2019
- 2019-09-12 EP EP19921828.0A patent/EP3941066A4/en active Pending
- 2019-09-12 JP JP2021555871A patent/JP2022525235A/ja active Pending
- 2019-09-12 CN CN201980094265.3A patent/CN113574897A/zh active Pending
- 2019-09-12 KR KR1020217032829A patent/KR20210134397A/ko active Search and Examination
- 2019-09-12 WO PCT/CN2019/105799 patent/WO2020192034A1/zh unknown
-
2021
- 2021-09-14 US US17/475,237 patent/US11985313B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020192034A1 (zh) | 2020-10-01 |
| EP3941066A1 (en) | 2022-01-19 |
| KR20210134397A (ko) | 2021-11-09 |
| JP2022525235A (ja) | 2022-05-11 |
| US20220007015A1 (en) | 2022-01-06 |
| EP3941066A4 (en) | 2022-06-22 |
| US11985313B2 (en) | 2024-05-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113574897A (zh) | 滤波方法及装置、计算机存储介质 | |
| CN107925762B (zh) | 基于神经网络的视频编解码处理方法和装置 | |
| US20210409783A1 (en) | Loop filter implementation method and apparatus, and computer storage medium | |
| US20220021905A1 (en) | Filtering method and device, encoder and computer storage medium | |
| WO2021139770A1 (en) | Signaling quantization related parameters | |
| US9736500B2 (en) | Methods and apparatus for spatially varying residue coding | |
| CN113068028B (zh) | 视频图像分量的预测方法、装置及计算机存储介质 | |
| EP3910958A1 (en) | Loop filtering implementation method and apparatus, and computer storage medium | |
| WO2011126759A1 (en) | Optimal separable adaptive loop filter | |
| CN111699686B (zh) | 用于视频编解码的分组神经网络的方法以及装置 | |
| CN117596414A (zh) | 视频处理方法及装置 | |
| EP3944621A1 (en) | Image prediction method, coder, decoder, and storage medium | |
| CN110619607B (zh) | 图像去噪和包含图像去噪的图像编解码方法及装置 | |
| CN113261285B (zh) | 编码方法、解码方法、编码器、解码器以及存储介质 | |
| CN115941944A (zh) | 图像解码方法、解码器及计算机存储介质 | |
| US20220014765A1 (en) | Method for picture prediction, encoder, decoder, and storage medium | |
| WO2022227082A1 (zh) | 块划分方法、编码器、解码器以及计算机存储介质 | |
| CN116982262A (zh) | 视频编码中依赖性量化的状态转换 | |
| CN115086664A (zh) | 未匹配像素的解码方法、编码方法、解码器以及编码器 | |
| CN115769576B (zh) | 视频解码方法、视频解码设备以及计算机可读存储介质 | |
| US20240144439A1 (en) | Filtering method and apparatus, computer-readable medium | |
| EP4224852A1 (en) | Video encoding and decoding methods, encoder, decoder, and storage medium | |
| US20220007042A1 (en) | Colour component prediction method, encoder, decoder, and computer storage medium | |
| US20240015336A1 (en) | Filtering method and apparatus, computer-readable medium, and electronic device | |
| WO2022246809A1 (zh) | 编解码方法、码流、编码器、解码器以及存储介质 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |