ZA202002084B - Methods for simplifying adaptive loop filter in video coding - Google Patents
Methods for simplifying adaptive loop filter in video codingInfo
- Publication number
- ZA202002084B ZA202002084B ZA2020/02084A ZA202002084A ZA202002084B ZA 202002084 B ZA202002084 B ZA 202002084B ZA 2020/02084 A ZA2020/02084 A ZA 2020/02084A ZA 202002084 A ZA202002084 A ZA 202002084A ZA 202002084 B ZA202002084 B ZA 202002084B
- Authority
- ZA
- South Africa
- Prior art keywords
- current frame
- temporal layer
- alf
- methods
- loop filter
- Prior art date
Links
Classifications
-
- 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
- H04N19/80—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
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F18/00—Pattern recognition
- G06F18/20—Analysing
- G06F18/21—Design or setup of recognition systems or techniques; Extraction of features in feature space; Blind source separation
- G06F18/211—Selection of the most significant subset of features
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F18/00—Pattern recognition
- G06F18/20—Analysing
- G06F18/24—Classification techniques
- G06F18/241—Classification techniques relating to the classification model, e.g. parametric or non-parametric approaches
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F18/00—Pattern recognition
- G06F18/20—Analysing
- G06F18/24—Classification techniques
- G06F18/243—Classification techniques relating to the number of classes
- G06F18/2431—Multiple classes
-
- 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
- H04N19/134—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
- H04N19/17—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
- H04N19/187—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 scalable video layer
-
- 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
- H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Data Mining & Analysis (AREA)
- Theoretical Computer Science (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Bioinformatics & Computational Biology (AREA)
- Artificial Intelligence (AREA)
- Evolutionary Biology (AREA)
- Evolutionary Computation (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201762579977P | 2017-11-01 | 2017-11-01 | |
| US201762607033P | 2017-12-18 | 2017-12-18 | |
| PCT/US2018/058360 WO2019089695A1 (en) | 2017-11-01 | 2018-10-31 | Methods for simplifying adaptive loop filter in video coding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA202002084B true ZA202002084B (en) | 2023-12-20 |
Family
ID=64453588
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA2020/02084A ZA202002084B (en) | 2017-11-01 | 2020-05-04 | Methods for simplifying adaptive loop filter in video coding |
Country Status (10)
| Country | Link |
|---|---|
| US (3) | US11641488B2 (https=) |
| EP (2) | EP4676052A3 (https=) |
| JP (3) | JP7390300B2 (https=) |
| KR (2) | KR102830927B1 (https=) |
| CN (3) | CN117041536A (https=) |
| CA (1) | CA3081252A1 (https=) |
| PL (1) | PL3704858T3 (https=) |
| SG (1) | SG11202003927TA (https=) |
| WO (1) | WO2019089695A1 (https=) |
| ZA (1) | ZA202002084B (https=) |
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| KR20210130735A (ko) | 2019-03-02 | 2021-11-01 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 인-루프 필터링에 대한 제한들 |
| WO2020177703A1 (en) * | 2019-03-04 | 2020-09-10 | Beijing Bytedance Network Technology Co., Ltd. | Signaling of filtering information in video processing |
| WO2020192645A1 (en) | 2019-03-24 | 2020-10-01 | Beijing Bytedance Network Technology Co., Ltd. | Multi-parameter adaptive loop filtering in video processing |
| WO2020211770A1 (en) | 2019-04-15 | 2020-10-22 | Beijing Bytedance Network Technology Co., Ltd. | Temporal prediction of parameters in non-linear adaptive loop filter |
| WO2020211810A1 (en) | 2019-04-16 | 2020-10-22 | Beijing Bytedance Network Technology Co., Ltd. | On adaptive loop filtering for video coding |
| CN113711612B (zh) | 2019-04-20 | 2023-05-26 | 北京字节跳动网络技术有限公司 | 视频编解码中的色度语法元素的信令 |
| CN115567707B (zh) | 2019-05-30 | 2025-05-13 | 抖音视界有限公司 | 一种处理视频数据的方法、装置、介质 |
| KR20220016839A (ko) | 2019-06-04 | 2022-02-10 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 기하학적 분할 모드 코딩을 갖는 모션 후보 리스트 |
| CN117395397A (zh) | 2019-06-04 | 2024-01-12 | 北京字节跳动网络技术有限公司 | 使用临近块信息的运动候选列表构建 |
| EP3970366B1 (en) | 2019-06-14 | 2025-12-10 | Beijing Bytedance Network Technology Co., Ltd. | Handling video unit boundaries and virtual boundaries |
| CN117478878A (zh) * | 2019-07-09 | 2024-01-30 | 北京字节跳动网络技术有限公司 | 用于自适应环路滤波的样点确定 |
| EP3984223A4 (en) | 2019-07-11 | 2022-11-09 | Beijing Bytedance Network Technology Co., Ltd. | SAMPLE PADDING IN AN ADAPTIVE LOOP FILTERING |
| EP3998772A4 (en) | 2019-07-11 | 2023-06-07 | Samsung Electronics Co., Ltd. | VIDEO DECODING METHOD AND APPARATUS, AND VIDEO CODING METHOD AND APPARATUS |
| CN114128258B (zh) | 2019-07-14 | 2023-12-22 | 北京字节跳动网络技术有限公司 | 视频编解码中的变换块尺寸的限制 |
| CN117676168A (zh) | 2019-07-15 | 2024-03-08 | 北京字节跳动网络技术有限公司 | 自适应环路滤波中的分类 |
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| EP4014495A4 (en) | 2019-09-14 | 2022-11-02 | ByteDance Inc. | CHROMINANCE QUANTIFICATION PARAMETER IN VIDEO CODING |
| KR102707780B1 (ko) | 2019-09-18 | 2024-09-20 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 비디오 코딩에서 적응형 루프 필터의 2-파트 시그널링 |
| CN117278747A (zh) | 2019-09-22 | 2023-12-22 | 北京字节跳动网络技术有限公司 | 自适应环路滤波中的填充过程 |
| KR102721536B1 (ko) | 2019-09-27 | 2024-10-25 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 상이한 비디오 유닛들 간의 적응적 루프 필터링 |
| WO2021057996A1 (en) | 2019-09-28 | 2021-04-01 | Beijing Bytedance Network Technology Co., Ltd. | Geometric partitioning mode in video coding |
| WO2021072177A1 (en) | 2019-10-09 | 2021-04-15 | Bytedance Inc. | Cross-component adaptive loop filtering in video coding |
| JP7454042B2 (ja) | 2019-10-10 | 2024-03-21 | 北京字節跳動網絡技術有限公司 | 適応ループ・フィルタリングにおける利用可能でないサンプル位置でのパディング・プロセス |
| KR20220073746A (ko) | 2019-10-14 | 2022-06-03 | 바이트댄스 아이엔씨 | 비디오 처리에서 크로마 양자화 파라미터 사용 |
| WO2021083257A1 (en) | 2019-10-29 | 2021-05-06 | Beijing Bytedance Network Technology Co., Ltd. | Cross-component adaptive loop filter |
| CN114930832B (zh) | 2019-11-30 | 2025-10-28 | 抖音视界(北京)有限公司 | 跨分量自适应滤波和子块编解码 |
| WO2021118977A1 (en) | 2019-12-09 | 2021-06-17 | Bytedance Inc. | Using quantization groups in video coding |
| JP7393550B2 (ja) | 2019-12-11 | 2023-12-06 | 北京字節跳動網絡技術有限公司 | クロス成分適応ループフィルタリングのためのサンプルパディング |
| MX2022006967A (es) | 2019-12-12 | 2022-09-19 | Lg Electronics Inc | Codificacion de video o imagen empleando filtro de bucle adaptivo. |
| CN114902657B (zh) | 2019-12-31 | 2025-06-13 | 字节跳动有限公司 | 视频编解码中的自适应颜色变换 |
| KR102750625B1 (ko) | 2020-01-05 | 2025-01-09 | 두인 비전 컴퍼니 리미티드 | 비디오 코딩을 위한 일반적인 제약 정보 |
| WO2021143896A1 (en) | 2020-01-18 | 2021-07-22 | Beijing Bytedance Network Technology Co., Ltd. | Adaptive colour transform in image/video coding |
| WO2021180022A1 (en) | 2020-03-07 | 2021-09-16 | Beijing Bytedance Network Technology Co., Ltd. | Handling of transform skip mode in video coding |
| CN112514401A (zh) * | 2020-04-09 | 2021-03-16 | 北京大学 | 环路滤波的方法与装置 |
| EP4173290A4 (en) | 2020-06-30 | 2024-01-10 | Beijing Bytedance Network Technology Co., Ltd. | BOUNDARY LOCATION FOR ADAPTIVE LOOP FILTERING |
| WO2022037700A1 (en) | 2020-08-21 | 2022-02-24 | Beijing Bytedance Network Technology Co., Ltd. | Coding mode dependent selection of transform skip mode |
| US12549747B2 (en) | 2020-10-06 | 2026-02-10 | Interdigital Ce Patent Holdings, Sas | Spatial resolution adaptation of in-loop and post-filtering of compressed video using metadata |
| CN116601953A (zh) | 2020-11-24 | 2023-08-15 | 抖音视界有限公司 | 编解码视频中的位置相关系数重新排序 |
| EP4268458A1 (en) * | 2020-12-23 | 2023-11-01 | QUALCOMM Incorporated | Adaptive loop filter with fixed filters |
| US12047567B2 (en) * | 2021-01-26 | 2024-07-23 | Beijing Dajia Internet Information Technology Co., Ltd. | System and method for applying adaptive loop filter in video coding |
| CN117121481A (zh) | 2021-03-17 | 2023-11-24 | 抖音视界有限公司 | 单独树编解码限制 |
| CN113422966B (zh) * | 2021-05-27 | 2024-05-24 | 绍兴市北大信息技术科创中心 | 一种多模型cnn环路滤波方法 |
| EP4449723A1 (en) * | 2021-12-15 | 2024-10-23 | InterDigital CE Patent Holdings, SAS | Chroma format adaptation |
| US20230254500A1 (en) * | 2022-02-07 | 2023-08-10 | Nvidia Corporation | Smart packet pacing for video frame streaming |
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| US10506230B2 (en) * | 2017-01-04 | 2019-12-10 | Qualcomm Incorporated | Modified adaptive loop filter temporal prediction for temporal scalability support |
| JP7036628B2 (ja) | 2017-03-10 | 2022-03-15 | パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ | 符号化装置、復号装置、符号化方法及び復号方法 |
| KR20240095362A (ko) * | 2017-06-26 | 2024-06-25 | 파나소닉 인텔렉츄얼 프로퍼티 코포레이션 오브 아메리카 | 부호화 장치, 복호 장치, 부호화 방법 및 복호 방법 |
| US10778974B2 (en) * | 2017-07-05 | 2020-09-15 | Qualcomm Incorporated | Adaptive loop filter with enhanced classification methods |
| TWI862000B (zh) * | 2017-07-13 | 2024-11-11 | 美商松下電器（美國）知識產權公司 | 編碼裝置、解碼裝置及記錄媒體 |
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| EP3720129A4 (en) * | 2017-11-29 | 2021-08-25 | Electronics and Telecommunications Research Institute | IMAGE ENCODING / DECODING METHOD AND DEVICE WITH APPLICATION FOR IN-LOOP FILTRATION |
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2018
- 2018-10-31 EP EP25211106.7A patent/EP4676052A3/en active Pending
- 2018-10-31 EP EP18807774.7A patent/EP3704858B1/en active Active
- 2018-10-31 US US16/760,974 patent/US11641488B2/en active Active
- 2018-10-31 SG SG11202003927TA patent/SG11202003927TA/en unknown
- 2018-10-31 CN CN202310786517.7A patent/CN117041536A/zh active Pending
- 2018-10-31 PL PL18807774.7T patent/PL3704858T3/pl unknown
- 2018-10-31 KR KR1020207012531A patent/KR102830927B1/ko active Active
- 2018-10-31 JP JP2020544339A patent/JP7390300B2/ja active Active
- 2018-10-31 KR KR1020257022213A patent/KR20250108765A/ko active Pending
- 2018-10-31 CN CN201880081527.8A patent/CN111512632B/zh active Active
- 2018-10-31 WO PCT/US2018/058360 patent/WO2019089695A1/en not_active Ceased
- 2018-10-31 CN CN202310786104.9A patent/CN116866559A/zh active Pending
- 2018-10-31 CA CA3081252A patent/CA3081252A1/en active Pending
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2020
- 2020-05-04 ZA ZA2020/02084A patent/ZA202002084B/en unknown
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2023
- 2023-04-28 US US18/140,806 patent/US12348787B2/en active Active
- 2023-11-20 JP JP2023196659A patent/JP7656015B2/ja active Active
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2025
- 2025-03-21 JP JP2025046713A patent/JP2025094155A/ja active Pending
- 2025-05-28 US US19/221,099 patent/US20250294192A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| KR20200095464A (ko) | 2020-08-10 |
| US11641488B2 (en) | 2023-05-02 |
| JP2025094155A (ja) | 2025-06-24 |
| US20250294192A1 (en) | 2025-09-18 |
| CN116866559A (zh) | 2023-10-10 |
| SG11202003927TA (en) | 2020-05-28 |
| EP4676052A2 (en) | 2026-01-07 |
| JP2024012656A (ja) | 2024-01-30 |
| CN117041536A (zh) | 2023-11-10 |
| US20200267381A1 (en) | 2020-08-20 |
| JP7390300B2 (ja) | 2023-12-01 |
| JP2021503862A (ja) | 2021-02-12 |
| US20230388553A1 (en) | 2023-11-30 |
| KR20250108765A (ko) | 2025-07-15 |
| EP4676052A3 (en) | 2026-03-25 |
| CN111512632A (zh) | 2020-08-07 |
| CA3081252A1 (en) | 2019-05-09 |
| EP3704858B1 (en) | 2025-12-03 |
| KR102830927B1 (ko) | 2025-07-04 |
| CN111512632B (zh) | 2023-07-14 |
| PL3704858T3 (pl) | 2026-04-20 |
| WO2019089695A1 (en) | 2019-05-09 |
| US12348787B2 (en) | 2025-07-01 |
| EP3704858A1 (en) | 2020-09-09 |
| JP7656015B2 (ja) | 2025-04-02 |
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