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
- Authority
- 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 | 2020-02-27 | ||
| 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 |
| PCT/US2020/020392 WO2020180685A1 (en) | 2019-03-01 | 2020-02-28 | Constraints on decoder-side motion vector refinement |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2022521979A JP2022521979A (ja) | 2022-04-13 |
| JPWO2020180685A5 true JPWO2020180685A5 (enExample) | 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 (enExample) |
| EP (1) | EP3932068A1 (enExample) |
| JP (1) | JP7507166B2 (enExample) |
| KR (1) | KR102662462B1 (enExample) |
| CN (1) | CN113678452B (enExample) |
| BR (1) | BR112021015658A2 (enExample) |
| SG (1) | SG11202108316QA (enExample) |
| TW (1) | TWI856066B (enExample) |
| WO (1) | WO2020180685A1 (enExample) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SG11202013028PA (en) | 2018-06-29 | 2021-01-28 | Beijing Bytedance Network Technology Co Ltd | Interaction between lut and amvp |
| JP7275286B2 (ja) * | 2019-01-10 | 2023-05-17 | 北京字節跳動網絡技術有限公司 | Ｌｕｔ更新の起動 |
| CN113545076A (zh) * | 2019-03-03 | 2021-10-22 | 北京字节跳动网络技术有限公司 | 基于图片头中的信息启用bio |
| KR20210127709A (ko) * | 2019-03-07 | 2021-10-22 | 디지털인사이트 주식회사 | 영상 부호화/복호화 방법 및 장치 |
| US12069287B2 (en) | 2019-03-08 | 2024-08-20 | Sharp Kabushiki Kaisha | Video decoding apparatus |
| 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 |
| AU2020293843B2 (en) * | 2019-06-14 | 2023-12-07 | Lg Electronics Inc. | Image decoding method and device for deriving weight index information for generation of prediction sample |
| EP3985968A4 (en) * | 2019-06-17 | 2023-05-24 | Electronics and Telecommunications Research Institute | Intra block copy-based encoding/decoding method, device, and bitstream storage medium |
| US11399188B2 (en) * | 2020-01-01 | 2022-07-26 | Tencent America LLC | Method for mixed NAL unit type support in a coded picture |
| US11671616B2 (en) | 2021-03-12 | 2023-06-06 | Lemon Inc. | Motion candidate derivation |
| US11936899B2 (en) * | 2021-03-12 | 2024-03-19 | Lemon Inc. | Methods and systems for motion candidate derivation |
| US12219166B2 (en) | 2021-03-12 | 2025-02-04 | Lemon Inc. | Motion candidate derivation with search order and coding mode |
| 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 |
| CN118765502A (zh) * | 2022-01-05 | 2024-10-11 | 抖音视界有限公司 | 用于视频处理的方法、装置及介质 |
| KR20240134300A (ko) * | 2022-01-09 | 2024-09-09 | 엘지전자 주식회사 | 영상 인코딩/디코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체 |
| EP4465634A1 (en) * | 2022-01-13 | 2024-11-20 | LG Electronics Inc. | Image encoding/decoding method and apparatus, and recording medium having bitstream stored thereon |
| 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 |
| WO2024083197A1 (en) * | 2022-10-20 | 2024-04-25 | Douyin Vision Co., Ltd. | Method, apparatus, and medium for video processing |
| WO2024152385A1 (zh) * | 2023-01-20 | 2024-07-25 | 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 |
|---|---|---|---|---|
| WO2017197146A1 (en) * | 2016-05-13 | 2017-11-16 | Vid Scale, 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 |
| GB2589222B (en) * | 2018-06-07 | 2023-01-25 | Beijing Bytedance Network Tech Co Ltd | Sub-block DMVR |
| 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 WO PCT/US2020/020392 patent/WO2020180685A1/en not_active Ceased
- 2020-02-28 BR BR112021015658-5A patent/BR112021015658A2/pt unknown
- 2020-02-28 EP EP20714428.8A patent/EP3932068A1/en active Pending
- 2020-02-28 KR KR1020217027205A patent/KR102662462B1/ko active Active
- 2020-02-28 JP JP2021549850A patent/JP7507166B2/ja active Active
- 2020-02-28 CN CN202080016719.8A patent/CN113678452B/zh active Active
- 2020-02-28 SG SG11202108316QA patent/SG11202108316QA/en unknown
- 2020-03-02 TW TW109106792A patent/TWI856066B/zh active
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