JP2021525981A5 - - Google Patents
Info
- Publication number
- JP2021525981A5 JP2021525981A5 JP2020566603A JP2020566603A JP2021525981A5 JP 2021525981 A5 JP2021525981 A5 JP 2021525981A5 JP 2020566603 A JP2020566603 A JP 2020566603A JP 2020566603 A JP2020566603 A JP 2020566603A JP 2021525981 A5 JP2021525981 A5 JP 2021525981A5
- Authority
- JP
- Japan
- Prior art keywords
- adaptive loop
- block
- loop filters
- current picture
- blocks
- 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.)
- Granted
Links
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201862679685P | 2018-06-01 | 2018-06-01 | |
| US62/679,685 | 2018-06-01 | ||
| US16/427,017 | 2019-05-30 | ||
| US16/427,017 US11451773B2 (en) | 2018-06-01 | 2019-05-30 | Block-based adaptive loop filter (ALF) design and signaling |
| PCT/US2019/034964 WO2019232412A1 (en) | 2018-06-01 | 2019-05-31 | Block-based adaptive loop filter (alf) design and signaling |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2021525981A JP2021525981A (ja) | 2021-09-27 |
| JP2021525981A5 true JP2021525981A5 (enExample) | 2022-05-13 |
| JP7422684B2 JP7422684B2 (ja) | 2024-01-26 |
Family
ID=68693391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2020566603A Active JP7422684B2 (ja) | 2018-06-01 | 2019-05-31 | ブロックベースの適応ループフィルタ（ａｌｆ）の設計およびシグナリング |
Country Status (20)
| Country | Link |
|---|---|
| US (1) | US11451773B2 (enExample) |
| EP (1) | EP3804337B1 (enExample) |
| JP (1) | JP7422684B2 (enExample) |
| KR (1) | KR102852851B1 (enExample) |
| CN (1) | CN112243587B (enExample) |
| AU (1) | AU2019278991B2 (enExample) |
| BR (1) | BR112020024520A2 (enExample) |
| CA (1) | CA3099795A1 (enExample) |
| CL (1) | CL2020003085A1 (enExample) |
| CO (1) | CO2020014698A2 (enExample) |
| ES (1) | ES3001093T3 (enExample) |
| IL (1) | IL278482B2 (enExample) |
| MX (1) | MX2020012846A (enExample) |
| MY (1) | MY206052A (enExample) |
| PH (1) | PH12020551866A1 (enExample) |
| PL (1) | PL3804337T3 (enExample) |
| SA (1) | SA520420639B1 (enExample) |
| SG (1) | SG11202010952XA (enExample) |
| TW (1) | TWI827609B (enExample) |
| WO (1) | WO2019232412A1 (enExample) |
Families Citing this family (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106941608B (zh) * | 2011-06-30 | 2021-01-15 | 三菱电机株式会社 | 图像编码装置及方法、图像解码装置及方法 |
| US11140418B2 (en) | 2018-07-17 | 2021-10-05 | Qualcomm Incorporated | Block-based adaptive loop filter design and signaling |
| TWI692939B (zh) * | 2018-08-14 | 2020-05-01 | 鈺創科技股份有限公司 | 過濾訊號的數位濾波器 |
| US11284075B2 (en) | 2018-09-12 | 2022-03-22 | Qualcomm Incorporated | Prediction of adaptive loop filter parameters with reduced memory consumption for video coding |
| US11051017B2 (en) | 2018-12-20 | 2021-06-29 | Qualcomm Incorporated | Adaptive loop filter (ALF) index signaling |
| US11910024B2 (en) | 2019-03-11 | 2024-02-20 | Qualcomm Incorporated | Boundary handling for adaptive loop filtering |
| US11159791B2 (en) * | 2019-03-16 | 2021-10-26 | Mediatek Inc. | Method and apparatus for signaling adaptive loop filter parameters in video coding |
| US11683487B2 (en) | 2019-03-26 | 2023-06-20 | Qualcomm Incorporated | Block-based adaptive loop filter (ALF) with adaptive parameter set (APS) in video coding |
| US11284114B2 (en) | 2019-04-23 | 2022-03-22 | Qualcomm Incorporated | Adaptive loop filter set index signaling |
| EP3970366B1 (en) | 2019-06-14 | 2025-12-10 | Beijing Bytedance Network Technology Co., Ltd. | Handling video unit boundaries and virtual boundaries |
| 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 |
| CN112449183B (zh) * | 2019-09-03 | 2023-05-09 | 联咏科技股份有限公司 | 视频编码器、视频解码器以及视频系统 |
| 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 |
| 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 |
| US12200226B2 (en) * | 2019-12-19 | 2025-01-14 | Telefonaktiebolaget Lm Ericsson (Publ) | Picture header prediction |
| WO2021129690A1 (en) * | 2019-12-23 | 2021-07-01 | Huawei Technologies Co., Ltd. | Cross-component adaptive loop filtering for video coding |
| US11303892B2 (en) * | 2020-01-23 | 2022-04-12 | Qualcomm Incorporated | Adaptive rounding for loop filters |
| IL295013B2 (en) * | 2020-01-24 | 2026-04-01 | Huawei Tech Co Ltd | Encoder, decoder and matching methods for adaptive loop filtering |
| US11516514B2 (en) * | 2020-03-27 | 2022-11-29 | Tencent America LLC | High level control for deblocking operations |
| CN114095726B (zh) * | 2020-08-24 | 2022-12-23 | 杭州海康威视数字技术股份有限公司 | 滤波方法、装置及设备 |
| WO2022211693A1 (en) * | 2021-03-30 | 2022-10-06 | Telefonaktiebolaget Lm Ericsson (Publ) | Combined loop filtering |
| US20230085391A1 (en) * | 2021-09-13 | 2023-03-16 | Apple Inc. | Systems and Methods for Luma or Chroma Statistics Collection |
| CN116456086A (zh) * | 2022-01-07 | 2023-07-18 | 腾讯科技（深圳）有限公司 | 环路滤波方法、视频编解码方法、装置、介质及电子设备 |
| CN116962688A (zh) * | 2022-04-20 | 2023-10-27 | 腾讯科技（深圳）有限公司 | 环路滤波方法、视频编解码方法、装置、介质及电子设备 |
| CN120035997A (zh) * | 2022-08-04 | 2025-05-23 | 抖音视界有限公司 | 用于视频处理的方法、装置和介质 |
| CN120226362A (zh) * | 2022-11-01 | 2025-06-27 | 抖音视界有限公司 | 在视频编解码中将边信息用于自适应环路滤波器 |
| CN120266472A (zh) * | 2022-12-03 | 2025-07-04 | 北京达佳互联信息技术有限公司 | 用于自适应环路滤波和跨分量自适应环路滤波器的方法和装置 |
| WO2024147679A1 (ko) * | 2023-01-04 | 2024-07-11 | 한국전자통신연구원 | 영상 부호화/복호화를 위한 방법, 장치 및 기록 매체 |
| WO2026010342A1 (ko) * | 2024-07-02 | 2026-01-08 | 삼성전자 주식회사 | 영상의 필터링 장치 및 방법 |
| WO2026008042A1 (en) * | 2024-07-05 | 2026-01-08 | Mediatek Inc. | Method and apparatus of fixed filter set selection of adaptive loop filter in video coding |
Family Cites Families (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8811484B2 (en) | 2008-07-07 | 2014-08-19 | Qualcomm Incorporated | Video encoding by filter selection |
| US8548041B2 (en) * | 2008-09-25 | 2013-10-01 | Mediatek Inc. | Adaptive filter |
| JP2011151431A (ja) * | 2009-12-25 | 2011-08-04 | Sony Corp | 画像処理装置および方法 |
| CN102714727B (zh) * | 2010-01-14 | 2016-09-28 | 杜比实验室特许公司 | 缓冲的自适应滤波器 |
| US9094658B2 (en) * | 2010-05-10 | 2015-07-28 | Mediatek Inc. | Method and apparatus of adaptive loop filtering |
| US20120039383A1 (en) * | 2010-08-12 | 2012-02-16 | Mediatek Inc. | Coding unit synchronous adaptive loop filter flags |
| US9819966B2 (en) | 2010-09-01 | 2017-11-14 | Qualcomm Incorporated | Filter description signaling for multi-filter adaptive filtering |
| US9813738B2 (en) * | 2010-10-05 | 2017-11-07 | Hfi Innovation Inc. | Method and apparatus of adaptive loop filtering |
| US9681132B2 (en) * | 2010-11-24 | 2017-06-13 | Thomson Licensing Dtv | Methods and apparatus for adaptive loop filtering in video encoders and decoders |
| US9445126B2 (en) | 2011-01-05 | 2016-09-13 | Qualcomm Incorporated | Video filtering using a combination of one-dimensional switched filter and one-dimensional adaptive filter |
| US20120177104A1 (en) * | 2011-01-12 | 2012-07-12 | Madhukar Budagavi | Reduced Complexity Adaptive Loop Filter (ALF) for Video Coding |
| US8989261B2 (en) | 2011-02-23 | 2015-03-24 | Qualcomm Incorporated | Multi-metric filtering |
| CN103370936A (zh) * | 2011-04-21 | 2013-10-23 | 联发科技股份有限公司 | 用于改进环内滤波的方法与装置 |
| US20120294353A1 (en) | 2011-05-16 | 2012-11-22 | Mediatek Inc. | Apparatus and Method of Sample Adaptive Offset for Luma and Chroma Components |
| US9277228B2 (en) * | 2011-07-18 | 2016-03-01 | Qualcomm Incorporated | Adaptation parameter sets for video coding |
| WO2013042884A1 (ko) * | 2011-09-19 | 2013-03-28 | 엘지전자 주식회사 | 영상 부호화/복호화 방법 및 그 장치 |
| US9357235B2 (en) | 2011-10-13 | 2016-05-31 | Qualcomm Incorporated | Sample adaptive offset merged with adaptive loop filter in video coding |
| US20130114694A1 (en) * | 2011-11-08 | 2013-05-09 | Qualcomm Incorporated | Parameter set groups for coded video data |
| EP2810443B1 (en) * | 2012-02-01 | 2021-03-31 | Nokia Technologies Oy | Method and apparatus for video coding |
| US9596463B2 (en) * | 2012-02-22 | 2017-03-14 | Qualcomm Incorporated | Coding of loop filter parameters using a codebook in video coding |
| US10057574B2 (en) * | 2015-02-11 | 2018-08-21 | Qualcomm Incorporated | Coding tree unit (CTU) level adaptive loop filter (ALF) |
| WO2017192995A1 (en) | 2016-05-06 | 2017-11-09 | Vid Scale, Inc. | Method and system for decoder-side intra mode derivation for block-based video coding |
| US10419755B2 (en) * | 2016-05-16 | 2019-09-17 | Qualcomm Incorporated | Confusion of multiple filters in adaptive loop filtering in video coding |
| WO2018122092A1 (en) | 2016-12-30 | 2018-07-05 | Telefonaktiebolaget Lm Ericsson (Publ) | Methods, apparatus, and computer programs for decoding media |
| US10506230B2 (en) | 2017-01-04 | 2019-12-10 | Qualcomm Incorporated | Modified adaptive loop filter temporal prediction for temporal scalability support |
| CN117336496A (zh) * | 2017-10-06 | 2024-01-02 | 松下电器（美国）知识产权公司 | 编码装置、解码装置以及非暂时性计算机可读介质 |
| US11284075B2 (en) | 2018-09-12 | 2022-03-22 | Qualcomm Incorporated | Prediction of adaptive loop filter parameters with reduced memory consumption for video coding |
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2019
- 2019-05-30 US US16/427,017 patent/US11451773B2/en active Active
- 2019-05-31 CA CA3099795A patent/CA3099795A1/en active Pending
- 2019-05-31 ES ES19732509T patent/ES3001093T3/es active Active
- 2019-05-31 JP JP2020566603A patent/JP7422684B2/ja active Active
- 2019-05-31 MY MYPI2020005783A patent/MY206052A/en unknown
- 2019-05-31 MX MX2020012846A patent/MX2020012846A/es unknown
- 2019-05-31 TW TW108119088A patent/TWI827609B/zh active
- 2019-05-31 BR BR112020024520-8A patent/BR112020024520A2/pt unknown
- 2019-05-31 KR KR1020207034314A patent/KR102852851B1/ko active Active
- 2019-05-31 SG SG11202010952XA patent/SG11202010952XA/en unknown
- 2019-05-31 CN CN201980036216.4A patent/CN112243587B/zh active Active
- 2019-05-31 AU AU2019278991A patent/AU2019278991B2/en active Active
- 2019-05-31 IL IL278482A patent/IL278482B2/en unknown
- 2019-05-31 EP EP19732509.5A patent/EP3804337B1/en active Active
- 2019-05-31 WO PCT/US2019/034964 patent/WO2019232412A1/en not_active Ceased
- 2019-05-31 PL PL19732509.5T patent/PL3804337T3/pl unknown
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2020
- 2020-11-04 PH PH12020551866A patent/PH12020551866A1/en unknown
- 2020-11-25 SA SA520420639A patent/SA520420639B1/ar unknown
- 2020-11-27 CO CONC2020/0014698A patent/CO2020014698A2/es unknown
- 2020-11-27 CL CL2020003085A patent/CL2020003085A1/es unknown