MX2021010830A - Codificación de vectores de movimiento en modo de fusión simétrica. - Google Patents
Codificación de vectores de movimiento en modo de fusión simétrica.Info
- Publication number
- MX2021010830A MX2021010830A MX2021010830A MX2021010830A MX2021010830A MX 2021010830 A MX2021010830 A MX 2021010830A MX 2021010830 A MX2021010830 A MX 2021010830A MX 2021010830 A MX2021010830 A MX 2021010830A MX 2021010830 A MX2021010830 A MX 2021010830A
- Authority
- MX
- Mexico
- Prior art keywords
- mvs
- fusion
- symmetric
- symmetrical
- candidate
- Prior art date
Links
- 239000013598 vector Substances 0.000 title abstract 3
- 238000002156 mixing Methods 0.000 title 1
- 230000004927 fusion Effects 0.000 abstract 5
- PXFBZOLANLWPMH-UHFFFAOYSA-N 16-Epiaffinine Natural products C1C(C2=CC=CC=C2N2)=C2C(=O)CC2C(=CC)CN(C)C1C2CO PXFBZOLANLWPMH-UHFFFAOYSA-N 0.000 abstract 1
- 230000002457 bidirectional effect Effects 0.000 abstract 1
- 238000010276 construction Methods 0.000 abstract 1
- 238000013507 mapping Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
Classifications
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- 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
- H04N19/52—Processing of motion vectors by encoding by predictive 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
- H04N19/46—Embedding additional information in the video signal during the compression process
-
- 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
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
- H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
-
- 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
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
- H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame 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
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
- H04N19/172—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a picture, frame or field
-
- 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
- H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
-
- 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
- H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962816586P | 2019-03-11 | 2019-03-11 | |
| PCT/US2020/022139 WO2020185925A1 (en) | 2019-03-11 | 2020-03-11 | Symmetric merge mode motion vector coding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MX2021010830A true MX2021010830A (es) | 2021-12-15 |
Family
ID=70110423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2021010830A MX2021010830A (es) | 2019-03-11 | 2020-03-11 | Codificación de vectores de movimiento en modo de fusión simétrica. |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US11979595B2 (https=) |
| EP (1) | EP3939303A1 (https=) |
| JP (2) | JP7548928B2 (https=) |
| CN (2) | CN119364011A (https=) |
| MX (1) | MX2021010830A (https=) |
| WO (1) | WO2020185925A1 (https=) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020173477A1 (en) * | 2019-02-27 | 2020-09-03 | Beijing Bytedance Network Technology Co., Ltd. | Regression-based motion vector field based sub-block motion vector derivation |
| CN114270862A (zh) * | 2019-09-03 | 2022-04-01 | 松下电器（美国）知识产权公司 | 编码装置、解码装置、编码方法和解码方法 |
| US11412253B2 (en) * | 2020-02-24 | 2022-08-09 | Alibaba Group Holding Limited | Methods for combining decoder side motion vector refinement with wrap-around motion compensation |
| US12120290B2 (en) * | 2021-09-17 | 2024-10-15 | Tencent America LLC | Method and apparatus for intra block copy mode coding with search range switching |
| GB2611323B (en) * | 2021-09-29 | 2026-02-18 | Canon Kk | Video coding and decoding |
| EP4409907A1 (en) | 2021-09-29 | 2024-08-07 | Canon Kabushiki Kaisha | Video coding and decoding |
| US12101502B2 (en) * | 2021-11-19 | 2024-09-24 | Tencent America LLC | Methods and devices for refining motion vector candidates |
| US12160564B2 (en) * | 2022-04-11 | 2024-12-03 | Tencent America LLC | Bilateral matching with affine motion |
| US12388977B2 (en) * | 2022-04-25 | 2025-08-12 | Tencent America LLC | Affine models use in affine bilateral matching |
| US20230396797A1 (en) * | 2022-06-06 | 2023-12-07 | Tencent America LLC | Translational motion vector coding in affine mode |
| US12587635B2 (en) * | 2022-06-17 | 2026-03-24 | Tencent America LLC | Affine merge mode with translational motion vectors |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9288501B2 (en) * | 2011-03-08 | 2016-03-15 | Qualcomm Incorporated | Motion vector predictors (MVPs) for bi-predictive inter mode in video coding |
| US10075733B2 (en) * | 2011-09-29 | 2018-09-11 | Sharp Kabushiki Kaisha | Image decoding device, image decoding method, and image encoding device |
| JP6149151B2 (ja) * | 2013-04-02 | 2017-06-14 | ヴィド スケール インコーポレイテッド | スケーラブルビデオコーディングのための拡張時間的動きベクトル予測 |
| EP3342167B1 (en) * | 2015-09-02 | 2020-12-30 | MediaTek, Inc | Method and apparatus of decoder side motion derivation for video coding |
| WO2017147765A1 (en) | 2016-03-01 | 2017-09-08 | Mediatek Inc. | Methods for affine motion compensation |
| US10560712B2 (en) * | 2016-05-16 | 2020-02-11 | Qualcomm Incorporated | Affine motion prediction for video coding |
| CN109997363B (zh) * | 2016-11-28 | 2023-12-05 | 英迪股份有限公司 | 图像编码/解码方法和装置以及存储有比特流的记录介质 |
| US10701390B2 (en) * | 2017-03-14 | 2020-06-30 | Qualcomm Incorporated | Affine motion information derivation |
| US10595035B2 (en) * | 2017-03-22 | 2020-03-17 | Qualcomm Incorporated | Constraining motion vector information derived by decoder-side motion vector derivation |
| US10602180B2 (en) * | 2017-06-13 | 2020-03-24 | Qualcomm Incorporated | Motion vector prediction |
| WO2019234578A1 (en) * | 2018-06-05 | 2019-12-12 | Beijing Bytedance Network Technology Co., Ltd. | Asymmetric weighted bi-predictive merges |
| WO2020156516A1 (en) * | 2019-01-31 | 2020-08-06 | Beijing Bytedance Network Technology Co., Ltd. | Context for coding affine mode adaptive motion vector resolution |
| EP4679827A3 (en) * | 2019-02-20 | 2026-01-28 | Beijing Dajia Internet Information Technology Co., Ltd. | Constrained motion vector derivation for long-term reference pictures in video coding |
| US20200402546A1 (en) * | 2019-06-24 | 2020-12-24 | Seagate Technology Llc | Reducing base deck porosity |
| CN111277838B (zh) * | 2020-02-17 | 2022-10-14 | 腾讯科技（深圳）有限公司 | 编码模式选择方法、装置、电子设备及计算机可读介质 |
| US20230156181A1 (en) * | 2021-11-17 | 2023-05-18 | Mediatek Inc. | Methods and Apparatuses for a High-throughput Video Encoder or Decoder |
-
2020
- 2020-03-11 US US17/438,119 patent/US11979595B2/en active Active
- 2020-03-11 CN CN202411644209.1A patent/CN119364011A/zh active Pending
- 2020-03-11 MX MX2021010830A patent/MX2021010830A/es unknown
- 2020-03-11 EP EP20716351.0A patent/EP3939303A1/en active Pending
- 2020-03-11 WO PCT/US2020/022139 patent/WO2020185925A1/en not_active Ceased
- 2020-03-11 JP JP2021555299A patent/JP7548928B2/ja active Active
- 2020-03-11 CN CN202080026958.1A patent/CN113728643B/zh active Active
-
2024
- 2024-05-03 US US18/654,842 patent/US20240292018A1/en active Pending
- 2024-08-29 JP JP2024147527A patent/JP2024167336A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US20240292018A1 (en) | 2024-08-29 |
| US11979595B2 (en) | 2024-05-07 |
| EP3939303A1 (en) | 2022-01-19 |
| CN113728643B (zh) | 2024-11-26 |
| WO2020185925A1 (en) | 2020-09-17 |
| JP7548928B2 (ja) | 2024-09-10 |
| CN119364011A (zh) | 2025-01-24 |
| JP2024167336A (ja) | 2024-12-03 |
| US20220182657A1 (en) | 2022-06-09 |
| CN113728643A (zh) | 2021-11-30 |
| JP2022525401A (ja) | 2022-05-13 |
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