MX2020013844A - Un metodo de refinamiento preciso de subpixel basado en superficie de error para refinamiento de vector de movimiento del lado del decodificador. - Google Patents
Un metodo de refinamiento preciso de subpixel basado en superficie de error para refinamiento de vector de movimiento del lado del decodificador.Info
- Publication number
- MX2020013844A MX2020013844A MX2020013844A MX2020013844A MX2020013844A MX 2020013844 A MX2020013844 A MX 2020013844A MX 2020013844 A MX2020013844 A MX 2020013844A MX 2020013844 A MX2020013844 A MX 2020013844A MX 2020013844 A MX2020013844 A MX 2020013844A
- Authority
- MX
- Mexico
- Prior art keywords
- refinement
- motion vector
- error surface
- encoder
- subpixel
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/513—Processing of motion vectors
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/533—Motion estimation using multistep search, e.g. two-dimensional [2D]-log search or one-at-a-time search [OTS]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/513—Processing of motion vectors
- H04N19/517—Processing of motion vectors by encoding
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/523—Motion estimation or motion compensation with sub-pixel accuracy
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/56—Motion estimation with initialisation of the vector search, e.g. estimating a good candidate to initiate a search
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IN201831024666 | 2018-07-02 | ||
| PCT/CN2019/092114 WO2020007199A1 (en) | 2018-07-02 | 2019-06-20 | An error surface based sub-pixel accurate refinement method for decoder side motion vector refinement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MX2020013844A true MX2020013844A (es) | 2021-03-25 |
Family
ID=69060580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2020013844A MX2020013844A (es) | 2018-07-02 | 2019-06-20 | Un metodo de refinamiento preciso de subpixel basado en superficie de error para refinamiento de vector de movimiento del lado del decodificador. |
Country Status (10)
| Country | Link |
|---|---|
| US (4) | US11310521B2 (https=) |
| EP (1) | EP3794826A1 (https=) |
| JP (3) | JP7652354B2 (https=) |
| KR (2) | KR102568199B1 (https=) |
| CN (3) | CN112292861B (https=) |
| BR (1) | BR112020026988A2 (https=) |
| MX (1) | MX2020013844A (https=) |
| MY (1) | MY201618A (https=) |
| SG (1) | SG11202011320SA (https=) |
| WO (1) | WO2020007199A1 (https=) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2563943B (en) | 2017-06-30 | 2021-02-24 | Canon Kk | Method and apparatus for encoding or decoding video data in FRUC mode with reduced memory accesses |
| MX2021002488A (es) * | 2018-09-04 | 2021-07-16 | Huawei Tech Co Ltd | Método de obtención de trama de referencia y aparato aplicado a la interpredicción bidireccional. |
| EP3903494A4 (en) | 2019-02-28 | 2022-06-22 | Huawei Technologies Co., Ltd. | ENCODER, DECODER AND RELATED METHODS FOR INTERPREDICTION |
| WO2020185491A1 (en) * | 2019-03-08 | 2020-09-17 | Interdigital Vc Holdings, Inc. | Local illumination compensation for video encoding or decoding |
| EP4557732A1 (en) * | 2022-07-13 | 2025-05-21 | LG Electronics Inc. | Image coding/decoding method based on movement information refinement, method for transmitting bitstream, and recording medium storing bitstream |
| US20240223776A1 (en) * | 2023-01-03 | 2024-07-04 | Alibaba (China) Co., Ltd. | Intra template matching prediction mode for motion prediction |
| US20250260831A1 (en) * | 2024-02-14 | 2025-08-14 | Tencent America LLC | Implicit sub-pel position derivation for template matching-based intra prediction |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6876703B2 (en) * | 2000-05-11 | 2005-04-05 | Ub Video Inc. | Method and apparatus for video coding |
| KR100746022B1 (ko) | 2005-06-14 | 2007-08-06 | 삼성전자주식회사 | 서브픽셀 움직임 추정시 모델 스위칭을 통한 압축 효율을증가시키는 인코딩 방법 및 장치 |
| KR101403343B1 (ko) * | 2007-10-04 | 2014-06-09 | 삼성전자주식회사 | 부화소 움직임 추정을 이용한 인터 예측 부호화, 복호화방법 및 장치 |
| JP2011515060A (ja) | 2008-03-09 | 2011-05-12 | エルジー エレクトロニクス インコーポレイティド | ビデオ信号のエンコーディングまたはデコーディング方法及び装置 |
| EP2362655B1 (en) * | 2010-02-10 | 2013-07-17 | Telefonaktiebolaget L M Ericsson (Publ) | Motion-vector estimation |
| EP3314894B1 (en) * | 2015-06-25 | 2024-03-20 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Refinement of a low-pel resolution motion estimation vector |
| EP3171595A1 (en) * | 2015-11-18 | 2017-05-24 | Thomson Licensing | Enhanced search strategies for hierarchical motion estimation |
| KR102746463B1 (ko) * | 2016-08-17 | 2024-12-23 | 세종대학교산학협력단 | 비디오 신호의 부호화 또는 복호화 방법 및 장치 |
| CA2986600A1 (en) * | 2016-11-24 | 2018-05-24 | Ecole De Technologie Superieure | Method and system for parallel rate-constrained motion estimation in video coding |
| AU2016266019A1 (en) * | 2016-11-30 | 2018-06-14 | Canon Kabushiki Kaisha | Image registration method |
| CN106878737B (zh) * | 2017-03-02 | 2019-10-08 | 西安电子科技大学 | 高效视频编码中的运动估计加速方法 |
-
2019
- 2019-06-20 WO PCT/CN2019/092114 patent/WO2020007199A1/en not_active Ceased
- 2019-06-20 MX MX2020013844A patent/MX2020013844A/es unknown
- 2019-06-20 EP EP19829878.8A patent/EP3794826A1/en active Pending
- 2019-06-20 MY MYPI2020005963A patent/MY201618A/en unknown
- 2019-06-20 KR KR1020207035308A patent/KR102568199B1/ko active Active
- 2019-06-20 CN CN201980040320.0A patent/CN112292861B/zh active Active
- 2019-06-20 KR KR1020237027427A patent/KR102701434B1/ko active Active
- 2019-06-20 BR BR112020026988-3A patent/BR112020026988A2/pt unknown
- 2019-06-20 CN CN202210544150.3A patent/CN115442619B/zh active Active
- 2019-06-20 JP JP2020572451A patent/JP7652354B2/ja active Active
- 2019-06-20 SG SG11202011320SA patent/SG11202011320SA/en unknown
- 2019-06-20 CN CN202210547968.0A patent/CN115052162A/zh active Pending
-
2020
- 2020-11-22 US US17/100,924 patent/US11310521B2/en active Active
-
2022
- 2022-01-11 US US17/573,331 patent/US12003754B2/en active Active
-
2023
- 2023-12-22 JP JP2023217242A patent/JP7793586B2/ja active Active
-
2024
- 2024-05-06 US US18/655,369 patent/US12477142B2/en active Active
-
2025
- 2025-10-22 US US19/366,468 patent/US20260046439A1/en active Pending
- 2025-12-17 JP JP2025258099A patent/JP2026053451A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JP2026053451A (ja) | 2026-03-25 |
| CN112292861A (zh) | 2021-01-29 |
| KR20230122686A (ko) | 2023-08-22 |
| US20260046439A1 (en) | 2026-02-12 |
| BR112020026988A2 (pt) | 2021-03-30 |
| US20240364914A1 (en) | 2024-10-31 |
| CN115052162A (zh) | 2022-09-13 |
| CN115442619A (zh) | 2022-12-06 |
| JP2024038060A (ja) | 2024-03-19 |
| JP7793586B2 (ja) | 2026-01-05 |
| EP3794826A4 (en) | 2021-03-24 |
| EP3794826A1 (en) | 2021-03-24 |
| US12003754B2 (en) | 2024-06-04 |
| KR20210008046A (ko) | 2021-01-20 |
| KR102568199B1 (ko) | 2023-08-22 |
| JP2021530144A (ja) | 2021-11-04 |
| CN112292861B (zh) | 2022-05-17 |
| SG11202011320SA (en) | 2020-12-30 |
| US12477142B2 (en) | 2025-11-18 |
| US11310521B2 (en) | 2022-04-19 |
| WO2020007199A1 (en) | 2020-01-09 |
| CN115442619B (zh) | 2025-01-07 |
| JP7652354B2 (ja) | 2025-03-27 |
| MY201618A (en) | 2024-03-05 |
| US20210076059A1 (en) | 2021-03-11 |
| US20220132158A1 (en) | 2022-04-28 |
| KR102701434B1 (ko) | 2024-09-04 |
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