JPWO2019232412A5 - - Google Patents
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- Publication number
- JPWO2019232412A5 JPWO2019232412A5 JP2020566603A JP2020566603A JPWO2019232412A5 JP WO2019232412 A5 JPWO2019232412 A5 JP WO2019232412A5 JP 2020566603 A JP2020566603 A JP 2020566603A JP 2020566603 A JP2020566603 A JP 2020566603A JP WO2019232412 A5 JPWO2019232412 A5 JP WO2019232412A5
- Authority
- JP
- Japan
- Prior art keywords
- adaptive loop
- block
- loop filters
- current picture
- video data
- 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
- 230000003044 adaptive effect Effects 0.000 claims description 201
- 238000000034 method Methods 0.000 claims description 32
- 238000001914 filtration Methods 0.000 claims description 26
- 238000006243 chemical reaction Methods 0.000 claims description 4
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 US11451773B2 (en) | 2018-06-01 | 2019-05-30 | Block-based adaptive loop filter (ALF) design and signaling |
| US16/427,017 | 2019-05-30 | ||
| PCT/US2019/034964 WO2019232412A1 (en) | 2018-06-01 | 2019-05-31 | Block-based adaptive loop filter (alf) design and signaling |
Publications (4)
| Publication Number | Publication Date |
|---|---|
| JP2021525981A JP2021525981A (ja) | 2021-09-27 |
| JPWO2019232412A5 true JPWO2019232412A5 (https=) | 2022-05-13 |
| JP2021525981A5 JP2021525981A5 (https=) | 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 (https=) |
| EP (1) | EP3804337B1 (https=) |
| JP (1) | JP7422684B2 (https=) |
| KR (1) | KR102852851B1 (https=) |
| CN (1) | CN112243587B (https=) |
| AU (1) | AU2019278991B2 (https=) |
| BR (1) | BR112020024520A2 (https=) |
| CA (1) | CA3099795A1 (https=) |
| CL (1) | CL2020003085A1 (https=) |
| CO (1) | CO2020014698A2 (https=) |
| ES (1) | ES3001093T3 (https=) |
| IL (1) | IL278482B2 (https=) |
| MX (1) | MX2020012846A (https=) |
| MY (1) | MY206052A (https=) |
| PH (1) | PH12020551866A1 (https=) |
| PL (1) | PL3804337T3 (https=) |
| SA (1) | SA520420639B1 (https=) |
| SG (1) | SG11202010952XA (https=) |
| TW (1) | TWI827609B (https=) |
| WO (1) | WO2019232412A1 (https=) |
Families Citing this family (31)
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| US9210426B2 (en) * | 2011-06-30 | 2015-12-08 | Mitsubishi Electric Corporation | Image coding device, image decoding device, image coding method, and image decoding method |
| 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 |
| CN118138754A (zh) | 2019-06-14 | 2024-06-04 | 北京字节跳动网络技术有限公司 | 处理视频单元边界和虚拟边界 |
| KR102669852B1 (ko) * | 2019-07-09 | 2024-05-29 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 적응적 루프 필터링을 위한 샘플 결정 |
| KR102707854B1 (ko) | 2019-07-15 | 2024-09-23 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 적응적 루프 필터링에서의 분류 |
| 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 |
| KR102762212B1 (ko) | 2019-10-10 | 2025-02-07 | 두인 비전 컴퍼니 리미티드 | 적응적 루프 필터링에서 이용 불가능한 샘플 위치들에서의 패딩 프로세스 |
| WO2021122070A1 (en) * | 2019-12-19 | 2021-06-24 | Telefonaktiebolaget Lm Ericsson (Publ) | Picture header prediction |
| IL294258B2 (en) * | 2019-12-23 | 2026-04-01 | Huawei Tech Co Ltd | Cross-component adaptive loop filtering and 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 |
| CN113824956B (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、设备及机器可读存储介质 |
| CN117178550A (zh) * | 2021-03-30 | 2023-12-05 | 瑞典爱立信有限公司 | 组合环路滤波 |
| 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 |
| WO2024119191A1 (en) * | 2022-12-03 | 2024-06-06 | Beijing Dajia Internet Information Technology Co., Ltd. | Methods and devices for adaptive loop filtering and cross-component adaptive loop filter |
| WO2024094071A1 (en) * | 2022-11-01 | 2024-05-10 | Douyin Vision Co., Ltd. | Using side information for adaptive loop filter in video coding |
| 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 |
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| 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 |
| JP5436695B2 (ja) * | 2010-01-14 | 2014-03-05 | ドルビー ラボラトリーズ ライセンシング コーポレイション | ビデオ適応フィルタリングのための方法、システム、ビデオエンコーダ、ビデオデコーダ、コンピュータ装置、集積回路（ｉｃ）装置、及びコンピュータ読取可能な記録媒体 |
| 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 |
| US8964853B2 (en) | 2011-02-23 | 2015-02-24 | Qualcomm Incorporated | Multi-metric filtering |
| WO2012142966A1 (en) * | 2011-04-21 | 2012-10-26 | Mediatek Inc. | Method and apparatus for improved in-loop filtering |
| 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 |
| US9485521B2 (en) * | 2011-09-19 | 2016-11-01 | Lg Electronics Inc. | Encoding and decoding image using sample adaptive offset with start band indicator |
| 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 |
| WO2013113997A1 (en) * | 2012-02-01 | 2013-08-08 | Nokia Corporation | 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) |
| EP3453174B1 (en) | 2016-05-06 | 2024-11-27 | InterDigital Madison Patent Holdings, SAS | 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 |
| ES3062819T3 (en) * | 2017-10-06 | 2026-04-14 | Panasonic Ip Corp America | Encoding device |
| 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 BR BR112020024520-8A patent/BR112020024520A2/pt unknown
- 2019-05-31 TW TW108119088A patent/TWI827609B/zh active
- 2019-05-31 MX MX2020012846A patent/MX2020012846A/es unknown
- 2019-05-31 KR KR1020207034314A patent/KR102852851B1/ko active Active
- 2019-05-31 EP EP19732509.5A patent/EP3804337B1/en active Active
- 2019-05-31 MY MYPI2020005783A patent/MY206052A/en unknown
- 2019-05-31 SG SG11202010952XA patent/SG11202010952XA/en unknown
- 2019-05-31 JP JP2020566603A patent/JP7422684B2/ja active Active
- 2019-05-31 ES ES19732509T patent/ES3001093T3/es active Active
- 2019-05-31 AU AU2019278991A patent/AU2019278991B2/en active Active
- 2019-05-31 CA CA3099795A patent/CA3099795A1/en active Pending
- 2019-05-31 PL PL19732509.5T patent/PL3804337T3/pl unknown
- 2019-05-31 WO PCT/US2019/034964 patent/WO2019232412A1/en not_active Ceased
- 2019-05-31 IL IL278482A patent/IL278482B2/en unknown
- 2019-05-31 CN CN201980036216.4A patent/CN112243587B/zh active Active
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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