JPWO2022146833A5 - - Google Patents
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- JPWO2022146833A5 JPWO2022146833A5 JP2023532810A JP2023532810A JPWO2022146833A5 JP WO2022146833 A5 JPWO2022146833 A5 JP WO2022146833A5 JP 2023532810 A JP2023532810 A JP 2023532810A JP 2023532810 A JP2023532810 A JP 2023532810A JP WO2022146833 A5 JPWO2022146833 A5 JP WO2022146833A5
- Authority
- JP
- Japan
- Prior art keywords
- step size
- motion vector
- reference block
- initial
- determining
- 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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Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US202063131676P | 2020-12-29 | 2020-12-29 | |
| US63/131,676 | 2020-12-29 | ||
| US17/558,119 US11758151B2 (en) | 2020-12-29 | 2021-12-21 | Template matching in video coding |
| US17/558,119 | 2021-12-21 | ||
| PCT/US2021/064908 WO2022146833A1 (en) | 2020-12-29 | 2021-12-22 | Template matching in video coding |
Publications (4)
| Publication Number | Publication Date |
|---|---|
| JP2024501137A JP2024501137A (ja) | 2024-01-11 |
| JPWO2022146833A5 true JPWO2022146833A5 (https=) | 2024-12-16 |
| JP2024501137A5 JP2024501137A5 (https=) | 2024-12-16 |
| JP7823047B2 JP7823047B2 (ja) | 2026-03-03 |
Family
ID=79927080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2023532810A Active JP7823047B2 (ja) | 2020-12-29 | 2021-12-22 | ビデオコーディングにおけるテンプレートマッチング |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US12375688B2 (https=) |
| EP (1) | EP4272436A1 (https=) |
| JP (1) | JP7823047B2 (https=) |
| KR (1) | KR20230125784A (https=) |
| AU (1) | AU2021416082A1 (https=) |
| BR (1) | BR112023012151A2 (https=) |
| CA (1) | CA3198100A1 (https=) |
| CL (1) | CL2023001900A1 (https=) |
| MX (1) | MX2023007564A (https=) |
| WO (1) | WO2022146833A1 (https=) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12167019B2 (en) * | 2022-07-21 | 2024-12-10 | Tencent America LLC | Temporal motion vector predictor with displacement |
| US12418670B2 (en) * | 2022-10-14 | 2025-09-16 | Tencent America LLC | Template-matching based merge index reordering for geometric partition mode (GPM) |
| WO2024182669A1 (en) * | 2023-03-02 | 2024-09-06 | Ofinno, Llc | Template-based weight derivation for block prediction |
| WO2025075451A1 (ko) * | 2023-10-05 | 2025-04-10 | 한국전자통신연구원 | 아틀라스 영상의 템플릿 매칭 예측 기술의 검색 장치 및 방법 |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101782661B1 (ko) * | 2010-01-19 | 2017-10-23 | 톰슨 라이센싱 | 비디오 인코딩 및 디코딩을 위한 템플릿 매칭 예측의 복잡도를 감소시키는 방법 및 장치 |
| US10531116B2 (en) | 2014-01-09 | 2020-01-07 | Qualcomm Incorporated | Adaptive motion vector resolution signaling for video coding |
| KR102319384B1 (ko) | 2014-03-31 | 2021-10-29 | 인텔렉추얼디스커버리 주식회사 | 템플릿 매칭 기반의 화면 내 픽쳐 부호화 및 복호화 방법 및 장치 |
| CN106331703B (zh) | 2015-07-03 | 2020-09-08 | 华为技术有限公司 | 视频编码和解码方法、视频编码和解码装置 |
| US10511835B2 (en) | 2015-09-02 | 2019-12-17 | Mediatek Inc. | Method and apparatus of decoder side motion derivation for video coding |
| 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 |
| US10390038B2 (en) * | 2016-02-17 | 2019-08-20 | Telefonaktiebolaget Lm Ericsson (Publ) | Methods and devices for encoding and decoding video pictures using a denoised reference picture |
| US20190082192A1 (en) * | 2016-03-16 | 2019-03-14 | Mediatek Inc. | Method and apparatus of pattern-based motion vector derivation for video coding |
| US10979732B2 (en) | 2016-10-04 | 2021-04-13 | Qualcomm Incorporated | Adaptive motion vector precision for video coding |
| US20190007699A1 (en) | 2017-06-28 | 2019-01-03 | Futurewei Technologies, Inc. | Decoder Side Motion Vector Derivation in Video Coding |
| EP3451664A1 (en) | 2017-09-01 | 2019-03-06 | Thomson Licensing | Motion compensation at a finer precision than motion vector differential |
| WO2019188942A1 (en) | 2018-03-30 | 2019-10-03 | Sharp Kabushiki Kaisha | Systems and methods for performing motion compensated prediction for video coding |
| WO2019190224A1 (ko) | 2018-03-30 | 2019-10-03 | 한국전자통신연구원 | 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체 |
| 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 |
| WO2020047132A1 (en) | 2018-08-29 | 2020-03-05 | Vid Scale, Inc. | Adaptive motion vector precision for affine motion model based video coding |
| TWI815974B (zh) | 2018-09-23 | 2023-09-21 | 大陸商北京字節跳動網絡技術有限公司 | 具有自適應運動矢量分辨率的運動矢量的修改 |
| CN115314708B (zh) * | 2019-05-15 | 2023-05-12 | 华为技术有限公司 | 视频码流的解码方法及对应的设备及介质 |
| CN111050182B (zh) | 2019-12-27 | 2022-02-18 | 浙江大华技术股份有限公司 | 运动矢量的预测方法、视频编码方法及相关设备、装置 |
| US11758151B2 (en) | 2020-12-29 | 2023-09-12 | Qualcomm Incorporated | Template matching in video coding |
-
2021
- 2021-12-22 CA CA3198100A patent/CA3198100A1/en active Pending
- 2021-12-22 AU AU2021416082A patent/AU2021416082A1/en active Pending
- 2021-12-22 WO PCT/US2021/064908 patent/WO2022146833A1/en not_active Ceased
- 2021-12-22 KR KR1020237021053A patent/KR20230125784A/ko active Pending
- 2021-12-22 JP JP2023532810A patent/JP7823047B2/ja active Active
- 2021-12-22 BR BR112023012151A patent/BR112023012151A2/pt unknown
- 2021-12-22 MX MX2023007564A patent/MX2023007564A/es unknown
- 2021-12-22 EP EP21847864.2A patent/EP4272436A1/en active Pending
-
2023
- 2023-06-27 CL CL2023001900A patent/CL2023001900A1/es unknown
- 2023-07-21 US US18/356,887 patent/US12375688B2/en active Active
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