JPWO2020180685A5 - - Google Patents
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- JPWO2020180685A5 JPWO2020180685A5 JP2021549850A JP2021549850A JPWO2020180685A5 JP WO2020180685 A5 JPWO2020180685 A5 JP WO2020180685A5 JP 2021549850 A JP2021549850 A JP 2021549850A JP 2021549850 A JP2021549850 A JP 2021549850A JP WO2020180685 A5 JPWO2020180685 A5 JP WO2020180685A5
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- JP
- Japan
- Prior art keywords
- predicted
- motion vector
- determining
- block
- 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.)
- Pending
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- 239000013598 vector Substances 0.000 claims 31
- 238000000034 method Methods 0.000 claims 25
- 230000002457 bidirectional effect Effects 0.000 claims 4
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962812828P | 2019-03-01 | 2019-03-01 | |
| US62/812,828 | 2019-03-01 | ||
| US16/803,520 US11190797B2 (en) | 2019-03-01 | 2020-02-27 | Constraints on decoder-side motion vector refinement based on weights for bi-predicted prediction |
| US16/803,520 | 2020-02-27 | ||
| PCT/US2020/020392 WO2020180685A1 (en) | 2019-03-01 | 2020-02-28 | Constraints on decoder-side motion vector refinement |
Publications (4)
| Publication Number | Publication Date |
|---|---|
| JP2022521979A JP2022521979A (ja) | 2022-04-13 |
| JP2022521979A5 JP2022521979A5 (https=) | 2023-02-09 |
| JPWO2020180685A5 true JPWO2020180685A5 (https=) | 2023-02-09 |
| JP7507166B2 JP7507166B2 (ja) | 2024-06-27 |
Family
ID=72236396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021549850A Active JP7507166B2 (ja) | 2019-03-01 | 2020-02-28 | デコーダ側動きベクトル改良に対する制約 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US11190797B2 (https=) |
| EP (1) | EP3932068A1 (https=) |
| JP (1) | JP7507166B2 (https=) |
| KR (1) | KR102662462B1 (https=) |
| CN (1) | CN113678452B (https=) |
| BR (1) | BR112021015658A2 (https=) |
| SG (1) | SG11202108316QA (https=) |
| TW (1) | TWI856066B (https=) |
| WO (1) | WO2020180685A1 (https=) |
Families Citing this family (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2019293670B2 (en) | 2018-06-29 | 2023-06-08 | Beijing Bytedance Network Technology Co., Ltd. | Update of look up table: FIFO, constrained FIFO |
| KR20240005239A (ko) | 2018-06-29 | 2024-01-11 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | Lut와 amvp 사이의 상호작용 |
| MX392418B (es) | 2018-06-29 | 2025-03-24 | Beijing Bytedance Network Tech Co Ltd | Poda parcial/total cuando se añade un candidato a hmvp para fusión/amvp. |
| WO2020143741A1 (en) * | 2019-01-10 | 2020-07-16 | Beijing Bytedance Network Technology Co., Ltd. | Invoke of lut updating |
| WO2020147773A1 (en) | 2019-01-16 | 2020-07-23 | Beijing Bytedance Network Technology Co., Ltd. | Inserting order of motion candidates in lut |
| WO2020177684A1 (en) * | 2019-03-03 | 2020-09-10 | Beijing Bytedance Network Technology Co., Ltd. | Enabling dmvr based on the information in the picture header |
| CN120529070A (zh) * | 2019-03-07 | 2025-08-22 | 数字洞察力有限公司 | 图像编码/解码方法和传输比特流的方法 |
| CN113557740B (zh) | 2019-03-08 | 2025-10-31 | 夏普株式会社 | 运动图像解码装置、运动图像编码装置以及运动图像解码方法 |
| CN113615193B (zh) | 2019-03-22 | 2024-06-25 | 北京字节跳动网络技术有限公司 | Merge列表构建和其他工具之间的交互 |
| EP4697720A3 (en) * | 2019-06-14 | 2026-04-29 | LG Electronics Inc. | Image decoding method and device for deriving weight index information for generation of prediction sample |
| WO2020256405A1 (ko) * | 2019-06-17 | 2020-12-24 | 한국전자통신연구원 | 화면 내 블록 복사 기반 부호화/복호화 방법, 장치 및 비트스트림 저장매체 |
| US11399188B2 (en) * | 2020-01-01 | 2022-07-26 | Tencent America LLC | Method for mixed NAL unit type support in a coded picture |
| US11936899B2 (en) * | 2021-03-12 | 2024-03-19 | Lemon Inc. | Methods and systems for motion candidate derivation |
| US11671616B2 (en) | 2021-03-12 | 2023-06-06 | Lemon Inc. | Motion candidate derivation |
| US12219166B2 (en) | 2021-03-12 | 2025-02-04 | Lemon Inc. | Motion candidate derivation with search order and coding mode |
| CN117337567A (zh) * | 2021-04-21 | 2024-01-02 | 抖音视界有限公司 | 用于视频处理的方法、设备和介质 |
| US12212736B2 (en) * | 2021-06-30 | 2025-01-28 | Qualcomm Incorporated | Using unrefined motion vectors for performing decoder-side motion vector derivation |
| US12108076B2 (en) * | 2021-11-01 | 2024-10-01 | Tencent America LLC | Index reordering of bi-prediction with CU-level weight (BCW) by using template-matching |
| WO2023131248A1 (en) * | 2022-01-05 | 2023-07-13 | Beijing Bytedance Network Technology Co., Ltd. | Method, apparatus, and medium for video processing |
| KR20240134300A (ko) * | 2022-01-09 | 2024-09-09 | 엘지전자 주식회사 | 영상 인코딩/디코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체 |
| KR20240137016A (ko) * | 2022-01-13 | 2024-09-19 | 엘지전자 주식회사 | 영상 인코딩/디코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체 |
| WO2023171912A1 (ko) * | 2022-03-07 | 2023-09-14 | 현대자동차주식회사 | 비디오 프레임 경계에서의 예측블록 생성 |
| US20250211779A1 (en) * | 2022-03-31 | 2025-06-26 | Mediatek Inc. | Bilateral template with multipass decoder side motion vector refinement |
| EP4606112A1 (en) * | 2022-10-20 | 2025-08-27 | Douyin Vision Co., Ltd. | Method, apparatus, and medium for video processing |
| CN120548704A (zh) * | 2023-01-20 | 2025-08-26 | Oppo广东移动通信有限公司 | 编解码方法、码流、编码器、解码器以及存储介质 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4060992B1 (en) * | 2016-05-13 | 2025-07-02 | InterDigital VC Holdings, Inc. | Systems and methods for generalized multi-hypothesis prediction for video coding |
| CN105939475A (zh) * | 2016-06-06 | 2016-09-14 | 中国矿业大学 | 一种高质量边信息生成方法 |
| US10750203B2 (en) * | 2016-12-22 | 2020-08-18 | Mediatek Inc. | Method and apparatus of adaptive bi-prediction for video coding |
| US12063387B2 (en) * | 2017-01-05 | 2024-08-13 | Hfi Innovation Inc. | Decoder-side motion vector restoration for video coding |
| US10701366B2 (en) * | 2017-02-21 | 2020-06-30 | Qualcomm Incorporated | Deriving motion vector information at a video decoder |
| US10701391B2 (en) * | 2017-03-23 | 2020-06-30 | Qualcomm Incorporated | Motion vector difference (MVD) prediction |
| US10602180B2 (en) | 2017-06-13 | 2020-03-24 | Qualcomm Incorporated | Motion vector prediction |
| EP4351140A1 (en) * | 2018-06-07 | 2024-04-10 | Beijing Bytedance Network Technology Co., Ltd. | Partial cost calculation |
| TWI719519B (zh) * | 2018-07-02 | 2021-02-21 | 大陸商北京字節跳動網絡技術有限公司 | 對於dmvr的塊尺寸限制 |
| TW202029755A (zh) * | 2018-09-26 | 2020-08-01 | 美商Ｖｉｄ衡器股份有限公司 | 視訊編碼雙預測 |
| CN112913240B (zh) * | 2018-10-22 | 2024-08-06 | 北京字节跳动网络技术有限公司 | 解码器侧运动矢量推导和其他编解码工具之间的并置 |
| US11153590B2 (en) * | 2019-01-11 | 2021-10-19 | Tencent America LLC | Method and apparatus for video coding |
| US11140409B2 (en) * | 2019-03-22 | 2021-10-05 | Lg Electronics Inc. | DMVR and BDOF based inter prediction method and apparatus thereof |
| US11039150B2 (en) * | 2019-04-19 | 2021-06-15 | Tencent America LLC | Method and apparatus for video coding |
-
2020
- 2020-02-27 US US16/803,520 patent/US11190797B2/en active Active
- 2020-02-28 KR KR1020217027205A patent/KR102662462B1/ko active Active
- 2020-02-28 CN CN202080016719.8A patent/CN113678452B/zh active Active
- 2020-02-28 BR BR112021015658-5A patent/BR112021015658A2/pt unknown
- 2020-02-28 SG SG11202108316QA patent/SG11202108316QA/en unknown
- 2020-02-28 JP JP2021549850A patent/JP7507166B2/ja active Active
- 2020-02-28 EP EP20714428.8A patent/EP3932068A1/en active Pending
- 2020-02-28 WO PCT/US2020/020392 patent/WO2020180685A1/en not_active Ceased
- 2020-03-02 TW TW109106792A patent/TWI856066B/zh active
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