JP2022548521A5 - - Google Patents
Info
- Publication number
- JP2022548521A5 JP2022548521A5 JP2022514464A JP2022514464A JP2022548521A5 JP 2022548521 A5 JP2022548521 A5 JP 2022548521A5 JP 2022514464 A JP2022514464 A JP 2022514464A JP 2022514464 A JP2022514464 A JP 2022514464A JP 2022548521 A5 JP2022548521 A5 JP 2022548521A5
- Authority
- JP
- Japan
- Prior art keywords
- filter
- aforementioned
- coefficients
- cosine window
- sinc function
- 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
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Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2025041986A JP2025111417A (ja) | 2019-09-23 | 2025-03-17 | 参照ダウンサンプリングありの動き補償補間のためのフィルタ |
| JP2025041985A JP2025111416A (ja) | 2019-09-23 | 2025-03-17 | 参照ダウンサンプリングありの動き補償補間のためのフィルタ |
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962904608P | 2019-09-23 | 2019-09-23 | |
| US62/904,608 | 2019-09-23 | ||
| US201962906930P | 2019-09-27 | 2019-09-27 | |
| US62/906,930 | 2019-09-27 | ||
| PCT/US2020/047249 WO2021061312A1 (en) | 2019-09-23 | 2020-08-20 | Filters for motion compensation interpolation with reference down-sampling |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2025041985A Division JP2025111416A (ja) | 2019-09-23 | 2025-03-17 | 参照ダウンサンプリングありの動き補償補間のためのフィルタ |
| JP2025041986A Division JP2025111417A (ja) | 2019-09-23 | 2025-03-17 | 参照ダウンサンプリングありの動き補償補間のためのフィルタ |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2022548521A JP2022548521A (ja) | 2022-11-21 |
| JP2022548521A5 true JP2022548521A5 (https=) | 2023-08-30 |
| JP7653415B2 JP7653415B2 (ja) | 2025-03-28 |
Family
ID=74882292
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022514464A Active JP7653415B2 (ja) | 2019-09-23 | 2020-08-20 | 参照ダウンサンプリングありの動き補償補間のためのフィルタ |
| JP2025041986A Pending JP2025111417A (ja) | 2019-09-23 | 2025-03-17 | 参照ダウンサンプリングありの動き補償補間のためのフィルタ |
| JP2025041985A Pending JP2025111416A (ja) | 2019-09-23 | 2025-03-17 | 参照ダウンサンプリングありの動き補償補間のためのフィルタ |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2025041986A Pending JP2025111417A (ja) | 2019-09-23 | 2025-03-17 | 参照ダウンサンプリングありの動き補償補間のためのフィルタ |
| JP2025041985A Pending JP2025111416A (ja) | 2019-09-23 | 2025-03-17 | 参照ダウンサンプリングありの動き補償補間のためのフィルタ |
Country Status (6)
| Country | Link |
|---|---|
| US (5) | US11317122B2 (https=) |
| EP (1) | EP4035384A4 (https=) |
| JP (3) | JP7653415B2 (https=) |
| KR (1) | KR20220063274A (https=) |
| CN (9) | CN120547351A (https=) |
| WO (1) | WO2021061312A1 (https=) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7653415B2 (ja) * | 2019-09-23 | 2025-03-28 | アリババ グループ ホウルディング リミテッド | 参照ダウンサンプリングありの動き補償補間のためのフィルタ |
| EP4082195A4 (en) * | 2019-12-24 | 2023-06-28 | Beijing Dajia Internet Information Technology Co., Ltd. | Methods and apparatuses for reference picture resampling |
| US12519937B2 (en) * | 2022-03-04 | 2026-01-06 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Integerization for interpolation filter design in video coding |
| US12519973B2 (en) * | 2023-12-18 | 2026-01-06 | Sharp Kabushiki Kaisha | Systems and methods for performing motion compensation for bi-prediction in video coding |
| WO2025170457A1 (ko) * | 2024-02-08 | 2025-08-14 | 엘지전자 주식회사 | 영상 인코딩/디코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체 |
| WO2025193012A1 (ko) * | 2024-03-15 | 2025-09-18 | 엘지전자 주식회사 | 영상 인코딩/디코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체 |
| US12401829B1 (en) * | 2024-04-05 | 2025-08-26 | Sharp Kabushiki Kaisha | Systems and methods for performing motion compensation for bi-prediction in video coding |
| US12519936B2 (en) * | 2024-06-20 | 2026-01-06 | Sharp Kabushiki Kaisha | Systems and methods for performing motion compensation for bi-prediction based on subblock dimensions in video coding |
Family Cites Families (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1388143A2 (en) * | 2001-05-16 | 2004-02-11 | Telefonaktiebolaget LM Ericsson (publ) | A method for removing aliasing in wave table based synthesisers |
| AU2003253900A1 (en) * | 2002-07-16 | 2004-02-02 | Thomson Licensing S.A. | Interleaving of base and enhancement layers for hd-dvd |
| KR100624429B1 (ko) * | 2003-07-16 | 2006-09-19 | 삼성전자주식회사 | 칼라 영상을 위한 비디오 부호화/복호화 장치 및 그 방법 |
| CN101677402B (zh) * | 2004-09-16 | 2012-04-18 | 汤姆逊许可证公司 | 用于快速视频帧和场编码的方法和装置 |
| US7715573B1 (en) | 2005-02-28 | 2010-05-11 | Texas Instruments Incorporated | Audio bandwidth expansion |
| US7956930B2 (en) | 2006-01-06 | 2011-06-07 | Microsoft Corporation | Resampling and picture resizing operations for multi-resolution video coding and decoding |
| US7746924B2 (en) * | 2006-05-09 | 2010-06-29 | Hewlett-Packard Development Company, L.P. | Determination of filter weights |
| US7907789B2 (en) * | 2007-01-05 | 2011-03-15 | Freescale Semiconductor, Inc. | Reduction of block effects in spatially re-sampled image information for block-based image coding |
| WO2011128272A2 (en) * | 2010-04-13 | 2011-10-20 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Hybrid video decoder, hybrid video encoder, data stream |
| CN104980738B (zh) * | 2010-09-30 | 2017-04-12 | 三星电子株式会社 | 通过使用平滑插值滤波器对图像进行插值的方法和装置 |
| GB2501535A (en) * | 2012-04-26 | 2013-10-30 | Sony Corp | Chrominance Processing in High Efficiency Video Codecs |
| US9596465B2 (en) * | 2013-01-04 | 2017-03-14 | Intel Corporation | Refining filter for inter layer prediction of scalable video coding |
| MY187403A (en) * | 2015-09-25 | 2021-09-22 | Huawei Tech Co Ltd | Apparatus and method for video motion compensation with selectable interpolation filter |
| WO2017069588A1 (ko) * | 2015-10-22 | 2017-04-27 | 엘지전자(주) | 영상의 부호화/복호화 방법 및 이를 위한 장치 |
| EP3185556A1 (en) | 2015-12-21 | 2017-06-28 | Thomson Licensing | Method and apparatus for combined adaptive resolution and internal bit-depth increase coding |
| GB2548358A (en) * | 2016-03-15 | 2017-09-20 | Nokia Technologies Oy | A method, an apparatus and a computer program product for coding a 360-degree panoramic images and video |
| KR102393736B1 (ko) * | 2017-04-04 | 2022-05-04 | 한국전자통신연구원 | 영상 부호화 및 복호화 장치 |
| SG11202112279WA (en) | 2019-05-11 | 2021-12-30 | Beijing Bytedance Network Technology Co Ltd | Selective use of coding tools in video processing |
| KR20220024659A (ko) | 2019-06-24 | 2022-03-03 | 알리바바 그룹 홀딩 리미티드 | 비디오 처리에서의 적응적 해상도 변경 |
| CN114616826B (zh) | 2019-08-06 | 2026-04-28 | Op方案有限责任公司 | 基于帧类型的自适应分辨率管理的隐式标识 |
| WO2021026363A1 (en) | 2019-08-06 | 2021-02-11 | Op Solutions, Llc | Implicit signaling of adaptive resolution management based on frame type |
| JP7653415B2 (ja) * | 2019-09-23 | 2025-03-28 | アリババ グループ ホウルディング リミテッド | 参照ダウンサンプリングありの動き補償補間のためのフィルタ |
-
2020
- 2020-08-20 JP JP2022514464A patent/JP7653415B2/ja active Active
- 2020-08-20 CN CN202510859278.2A patent/CN120547351A/zh active Pending
- 2020-08-20 CN CN202510859363.9A patent/CN120416506A/zh active Pending
- 2020-08-20 US US16/998,332 patent/US11317122B2/en active Active
- 2020-08-20 CN CN202080066387.4A patent/CN114667734B/zh active Active
- 2020-08-20 KR KR1020227013654A patent/KR20220063274A/ko active Pending
- 2020-08-20 WO PCT/US2020/047249 patent/WO2021061312A1/en not_active Ceased
- 2020-08-20 CN CN202510859234.XA patent/CN120416503A/zh active Pending
- 2020-08-20 EP EP20868195.7A patent/EP4035384A4/en active Pending
- 2020-08-20 CN CN202510859347.XA patent/CN120416505A/zh active Pending
- 2020-08-20 CN CN202510859304.1A patent/CN120416504A/zh active Pending
- 2020-08-20 CN CN202510859287.1A patent/CN120547352A/zh active Pending
- 2020-08-20 CN CN202510859375.1A patent/CN120416507A/zh active Pending
- 2020-08-20 CN CN202510859389.3A patent/CN120416508A/zh active Pending
-
2022
- 2022-04-13 US US17/659,139 patent/US11889121B2/en active Active
-
2023
- 2023-12-28 US US18/399,417 patent/US12348785B2/en active Active
-
2025
- 2025-03-17 JP JP2025041986A patent/JP2025111417A/ja active Pending
- 2025-03-17 JP JP2025041985A patent/JP2025111416A/ja active Pending
- 2025-06-25 US US19/249,406 patent/US20250324101A1/en active Pending
- 2025-06-25 US US19/249,577 patent/US20250324102A1/en active Pending
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