JPWO2020205942A5 - - Google Patents
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- JPWO2020205942A5 JPWO2020205942A5 JP2021557957A JP2021557957A JPWO2020205942A5 JP WO2020205942 A5 JPWO2020205942 A5 JP WO2020205942A5 JP 2021557957 A JP2021557957 A JP 2021557957A JP 2021557957 A JP2021557957 A JP 2021557957A JP WO2020205942 A5 JPWO2020205942 A5 JP WO2020205942A5
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- JP
- Japan
- Prior art keywords
- horizontal
- determining
- prediction block
- samples
- prediction
- 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.)
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- 238000006073 displacement reaction Methods 0.000 claims 23
- 238000000034 method Methods 0.000 claims 10
- PXFBZOLANLWPMH-UHFFFAOYSA-N 16-Epiaffinine Natural products C1C(C2=CC=CC=C2N2)=C2C(=O)CC2C(=CC)CN(C)C1C2CO PXFBZOLANLWPMH-UHFFFAOYSA-N 0.000 claims 1
- 230000002457 bidirectional effect Effects 0.000 claims 1
- 230000003287 optical effect Effects 0.000 claims 1
- 230000011664 signaling Effects 0.000 claims 1
- 239000013598 vector Substances 0.000 claims 1
Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962827677P | 2019-04-01 | 2019-04-01 | |
| US62/827,677 | 2019-04-01 | ||
| US201962837405P | 2019-04-23 | 2019-04-23 | |
| US62/837,405 | 2019-04-23 | ||
| US16/836,013 US11962796B2 (en) | 2019-04-01 | 2020-03-31 | Gradient-based prediction refinement for video coding |
| US16/836,013 | 2020-03-31 | ||
| PCT/US2020/026126 WO2020205942A1 (en) | 2019-04-01 | 2020-04-01 | Gradient-based prediction refinement for video coding |
Publications (4)
| Publication Number | Publication Date |
|---|---|
| JP2022527194A JP2022527194A (ja) | 2022-05-31 |
| JP2022527194A5 JP2022527194A5 (https=) | 2023-03-23 |
| JPWO2020205942A5 true JPWO2020205942A5 (https=) | 2023-03-23 |
| JP7463399B2 JP7463399B2 (ja) | 2024-04-08 |
Family
ID=72605235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021557957A Active JP7463399B2 (ja) | 2019-04-01 | 2020-04-01 | ビデオコーディングのための勾配ベースの予測改良 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US11962796B2 (https=) |
| EP (1) | EP3949413A1 (https=) |
| JP (1) | JP7463399B2 (https=) |
| KR (1) | KR102951570B1 (https=) |
| CN (1) | CN113940079B (https=) |
| BR (1) | BR112021018810A2 (https=) |
| SG (1) | SG11202109472RA (https=) |
| TW (1) | TWI856085B (https=) |
| WO (1) | WO2020205942A1 (https=) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113728651B (zh) * | 2019-04-02 | 2022-10-25 | 北京字节跳动网络技术有限公司 | 视频处理中的自适应环路滤波 |
| WO2020211866A1 (en) | 2019-04-19 | 2020-10-22 | Beijing Bytedance Network Technology Co., Ltd. | Applicability of prediction refinement with optical flow process |
| CN113711609B (zh) * | 2019-04-19 | 2023-12-01 | 北京字节跳动网络技术有限公司 | 利用光流的预测细化过程中的增量运动矢量 |
| CN113728626B (zh) | 2019-04-19 | 2023-05-30 | 北京字节跳动网络技术有限公司 | 不同运动矢量细化中的基于区域的梯度计算 |
| US11523109B2 (en) | 2019-05-02 | 2022-12-06 | Tencent America LLC | Method and apparatus for improvements of affine prof |
| JP7431253B2 (ja) * | 2019-05-16 | 2024-02-14 | 北京字節跳動網絡技術有限公司 | 動き情報精緻化のサブ領域に基づいた決定 |
| US11317088B2 (en) * | 2019-05-17 | 2022-04-26 | Qualcomm Incorporated | Gradient-based prediction refinement for video coding |
| CN114503557B (zh) * | 2019-09-22 | 2025-09-16 | 寰发股份有限公司 | 视频数据预测方法和装置 |
| CN118435601A (zh) * | 2021-08-19 | 2024-08-02 | 联发科技股份有限公司 | 视频编解码系统中硬件友好的模板匹配方法和装置 |
| KR20230055191A (ko) | 2021-10-18 | 2023-04-25 | 현대모비스 주식회사 | 내가수분해성 및 레이저 투과 안정성이 우수한 수지 성형품, 이를 포함하는 카메라 모듈 부재 및 자동차 전장 부품 부재 |
| WO2025148982A1 (en) * | 2024-01-09 | 2025-07-17 | Douyin Vision Co., Ltd. | Method, apparatus, and medium for video processing |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9325991B2 (en) * | 2012-04-11 | 2016-04-26 | Qualcomm Incorporated | Motion vector rounding |
| US10110895B2 (en) * | 2013-12-13 | 2018-10-23 | Qualcomm Incorporated | Signaling of simplified depth coding (SDC) for depth intra- and inter-prediction modes in 3D video coding |
| CN107925775A (zh) | 2015-09-02 | 2018-04-17 | 联发科技股份有限公司 | 基于双向预测光流技术的视频编解码的运动补偿方法及装置 |
| JP2018533871A (ja) | 2015-11-11 | 2018-11-15 | サムスン エレクトロニクス カンパニー リミテッド | ビデオ復号方法及びその装置、並びにビデオ符号化方法及びその装置 |
| EP3413563B1 (en) * | 2016-02-03 | 2026-02-18 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Moving image decoding device, moving image encoding device, and prediction image generation device |
| US10694204B2 (en) * | 2016-05-06 | 2020-06-23 | Vid Scale, Inc. | Systems and methods for motion compensated residual prediction |
| US10560712B2 (en) * | 2016-05-16 | 2020-02-11 | Qualcomm Incorporated | Affine motion prediction for video coding |
| WO2018125972A1 (en) * | 2016-12-28 | 2018-07-05 | Arris Enterprises Llc | Adaptive unequal weight planar prediction |
| US10701366B2 (en) | 2017-02-21 | 2020-06-30 | Qualcomm Incorporated | Deriving motion vector information at a video decoder |
| 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 |
| US10904565B2 (en) * | 2017-06-23 | 2021-01-26 | Qualcomm Incorporated | Memory-bandwidth-efficient design for bi-directional optical flow (BIO) |
| US10477237B2 (en) * | 2017-06-28 | 2019-11-12 | Futurewei Technologies, Inc. | Decoder side motion vector refinement in video coding |
| JP7168593B2 (ja) * | 2017-07-03 | 2022-11-09 | ヴィド スケール インコーポレイテッド | 双方向オプティカルフローに基づいた動き補償予測 |
| EP3643065A1 (en) * | 2017-07-24 | 2020-04-29 | ARRIS Enterprises LLC | Intra mode jvet coding |
| JP2021520710A (ja) * | 2018-04-06 | 2021-08-19 | ヴィド スケール インコーポレイテッド | 簡易化された勾配導出による双方向オプティカルフロー方法 |
| US10986343B2 (en) * | 2018-04-15 | 2021-04-20 | Arris Enterprises Llc | Reducing overhead for multiple-hypothesis temporal prediction |
| US11317088B2 (en) | 2019-05-17 | 2022-04-26 | Qualcomm Incorporated | Gradient-based prediction refinement for video coding |
-
2020
- 2020-03-31 US US16/836,013 patent/US11962796B2/en active Active
- 2020-04-01 TW TW109111388A patent/TWI856085B/zh active
- 2020-04-01 KR KR1020217030567A patent/KR102951570B1/ko active Active
- 2020-04-01 BR BR112021018810A patent/BR112021018810A2/pt unknown
- 2020-04-01 CN CN202080023997.6A patent/CN113940079B/zh active Active
- 2020-04-01 SG SG11202109472R patent/SG11202109472RA/en unknown
- 2020-04-01 JP JP2021557957A patent/JP7463399B2/ja active Active
- 2020-04-01 EP EP20722051.8A patent/EP3949413A1/en active Pending
- 2020-04-01 WO PCT/US2020/026126 patent/WO2020205942A1/en not_active Ceased
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