KR20250140649A - 움직임 보상을 위한 개선된 예측기 후보들 - Google Patents
움직임 보상을 위한 개선된 예측기 후보들Info
- Publication number
- KR20250140649A KR20250140649A KR1020257031173A KR20257031173A KR20250140649A KR 20250140649 A KR20250140649 A KR 20250140649A KR 1020257031173 A KR1020257031173 A KR 1020257031173A KR 20257031173 A KR20257031173 A KR 20257031173A KR 20250140649 A KR20250140649 A KR 20250140649A
- Authority
- KR
- South Korea
- Prior art keywords
- block
- spatial neighboring
- list
- motion vector
- predictor candidate
- 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
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
- 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
- H04N19/10—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
- H04N19/146—Data rate or code amount at the encoder output
- H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
-
- 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
- H04N19/176—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 block, e.g. a macroblock
-
- 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
- H04N19/537—Motion estimation other than block-based
- H04N19/54—Motion estimation other than block-based using feature points or meshes
-
- 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
-
- 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
- H04N19/567—Motion estimation based on rate distortion criteria
-
- 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
- H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP17306335.5A EP3468195A1 (en) | 2017-10-05 | 2017-10-05 | Improved predictor candidates for motion compensation |
| EP17306335.5 | 2017-10-05 | ||
| PCT/US2018/054300 WO2019070933A1 (en) | 2017-10-05 | 2018-10-04 | ENHANCED PREDICTORS FOR MOTION COMPENSATION |
| KR1020207012694A KR102863050B1 (ko) | 2017-10-05 | 2018-10-04 | 움직임 보상을 위한 개선된 예측기 후보들 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020207012694A Division KR102863050B1 (ko) | 2017-10-05 | 2018-10-04 | 움직임 보상을 위한 개선된 예측기 후보들 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20250140649A true KR20250140649A (ko) | 2025-09-25 |
Family
ID=60119972
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020257031173A Pending KR20250140649A (ko) | 2017-10-05 | 2018-10-04 | 움직임 보상을 위한 개선된 예측기 후보들 |
| KR1020207012694A Active KR102863050B1 (ko) | 2017-10-05 | 2018-10-04 | 움직임 보상을 위한 개선된 예측기 후보들 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020207012694A Active KR102863050B1 (ko) | 2017-10-05 | 2018-10-04 | 움직임 보상을 위한 개선된 예측기 후보들 |
Country Status (8)
| Country | Link |
|---|---|
| US (3) | US11805272B2 (https=) |
| EP (2) | EP3468195A1 (https=) |
| JP (4) | JP7277447B2 (https=) |
| KR (2) | KR20250140649A (https=) |
| CN (4) | CN118075490A (https=) |
| AU (2) | AU2018346321B2 (https=) |
| MX (2) | MX2020003973A (https=) |
| WO (1) | WO2019070933A1 (https=) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116915986A (zh) | 2017-12-12 | 2023-10-20 | 华为技术有限公司 | 视频数据的帧间预测方法和装置 |
| US20190222834A1 (en) * | 2018-01-18 | 2019-07-18 | Mediatek Inc. | Variable affine merge candidates for video coding |
| CN118042153A (zh) | 2018-01-25 | 2024-05-14 | 三星电子株式会社 | 使用基于子块的运动补偿进行视频信号处理的方法和装置 |
| KR20240027856A (ko) * | 2018-07-11 | 2024-03-04 | 후아웨이 테크놀러지 컴퍼니 리미티드 | 비디오 인코더, 비디오 디코더, 및 대응하는 방법 |
| WO2020013569A1 (ko) | 2018-07-13 | 2020-01-16 | 엘지전자 주식회사 | 영상 코딩 시스템에서 어파인 움직임 예측에 기반한 영상 디코딩 방법 및 장치 |
| GB2597616B (en) * | 2018-09-21 | 2023-01-18 | Canon Kk | Video coding and decoding |
| GB2577318B (en) | 2018-09-21 | 2021-03-10 | Canon Kk | Video coding and decoding |
| GB2579763B (en) | 2018-09-21 | 2021-06-09 | Canon Kk | Video coding and decoding |
| GB2595053B (en) | 2018-10-18 | 2022-07-06 | Canon Kk | Video coding and decoding |
| GB2595054B (en) | 2018-10-18 | 2022-07-06 | Canon Kk | Video coding and decoding |
| US10904550B2 (en) * | 2019-01-12 | 2021-01-26 | Tencent America LLC | Method and apparatus for video coding |
| AR118250A1 (es) * | 2019-03-08 | 2021-09-22 | Jvckenwood Corp | Dispositivos, métodos y programas de codificación y decodificación de imágenes en movimiento |
| 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 |
| KR20210006306A (ko) * | 2019-07-08 | 2021-01-18 | 현대자동차주식회사 | 인터 예측을 이용하여 비디오를 부호화 및 복호화하는 방법 및 장치 |
| KR102906198B1 (ko) | 2019-09-19 | 2025-12-30 | 베이징 시아오미 모바일 소프트웨어 컴퍼니 리미티드 | Prof를 수행하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법 |
| EP4032278A1 (en) * | 2019-09-20 | 2022-07-27 | InterDigital VC Holdings France, SAS | Coding mode information propagation for video coding |
| US11582475B2 (en) * | 2019-09-24 | 2023-02-14 | Qualcomm Incorporated | History-based motion vector prediction |
| CN112738524B (zh) * | 2021-04-06 | 2021-06-08 | 浙江华创视讯科技有限公司 | 图像编码方法、装置、存储介质及电子设备 |
| US11936877B2 (en) * | 2021-04-12 | 2024-03-19 | Qualcomm Incorporated | Template matching based affine prediction for video coding |
| JP2024531578A (ja) * | 2021-09-06 | 2024-08-29 | ベイジン ダージャー インターネット インフォメーション テクノロジー カンパニー リミテッド | ビデオ符号化復号化におけるアフィンマージモードの候補導出 |
| CN118575477A (zh) * | 2022-01-04 | 2024-08-30 | Lg电子株式会社 | 图像编码/解码方法和装置及存储比特流的记录介质 |
| US12058316B2 (en) | 2022-05-17 | 2024-08-06 | Tencent America LLC | Adjacent spatial motion vector predictor candidates improvement |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100316411B1 (ko) * | 1999-03-31 | 2001-12-20 | 전주범 | 제어 그리드 보간방식에 따른 영상부호기에서 판별형 벡터양자화를 이용한 제어점의 움직임 벡터 산출 장치 |
| US9357212B2 (en) | 2012-12-07 | 2016-05-31 | Qualcomm Incorporated | Advanced residual prediction in scalable and multi-view video coding |
| US9800857B2 (en) | 2013-03-08 | 2017-10-24 | Qualcomm Incorporated | Inter-view residual prediction in multi-view or 3-dimensional video coding |
| US9967592B2 (en) | 2014-01-11 | 2018-05-08 | Qualcomm Incorporated | Block-based advanced residual prediction for 3D video coding |
| US9438910B1 (en) * | 2014-03-11 | 2016-09-06 | Google Inc. | Affine motion prediction in video coding |
| SG10201900632SA (en) | 2015-03-10 | 2019-02-27 | Huawei Tech Co Ltd | Picture prediction method and related apparatus |
| US10728571B2 (en) | 2015-08-04 | 2020-07-28 | Lg Electronics Inc. | Inter prediction method and device in video coding system |
| CN108600749B (zh) | 2015-08-29 | 2021-12-28 | 华为技术有限公司 | 图像预测的方法及设备 |
| CN108965871B (zh) | 2015-09-29 | 2023-11-10 | 华为技术有限公司 | 图像预测的方法及装置 |
| GB2561507B (en) | 2016-01-07 | 2021-12-22 | Mediatek Inc | Method and apparatus for affine merge mode prediction for video coding system |
| US10798403B2 (en) | 2016-01-29 | 2020-10-06 | Sharp Kabushiki Kaisha | Prediction image generation device, video decoding device, and video coding device |
| CN107046645B9 (zh) * | 2016-02-06 | 2020-08-14 | 华为技术有限公司 | 图像编解码方法及装置 |
| 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 |
| US10477238B2 (en) | 2016-09-07 | 2019-11-12 | Qualcomm Incorporated | Sub-PU based bi-directional motion compensation in video coding |
| US10448010B2 (en) * | 2016-10-05 | 2019-10-15 | Qualcomm Incorporated | Motion vector prediction for affine motion models in video coding |
| US10805630B2 (en) | 2017-04-28 | 2020-10-13 | Qualcomm Incorporated | Gradient based matching for motion search and derivation |
| US10602180B2 (en) | 2017-06-13 | 2020-03-24 | Qualcomm Incorporated | Motion vector prediction |
| EP3422720A1 (en) * | 2017-06-26 | 2019-01-02 | Thomson Licensing | Multiple predictor candidates for motion compensation |
| JP7261750B2 (ja) | 2017-06-26 | 2023-04-20 | インターデジタル ヴイシー ホールディングス， インコーポレイテッド | 動き補償のための複数の予測子候補 |
-
2017
- 2017-10-05 EP EP17306335.5A patent/EP3468195A1/en not_active Withdrawn
-
2018
- 2018-10-04 CN CN202410250064.0A patent/CN118075490A/zh active Pending
- 2018-10-04 EP EP18786929.2A patent/EP3692717A1/en not_active Ceased
- 2018-10-04 US US16/753,045 patent/US11805272B2/en active Active
- 2018-10-04 WO PCT/US2018/054300 patent/WO2019070933A1/en not_active Ceased
- 2018-10-04 CN CN202410249137.4A patent/CN118075488A/zh active Pending
- 2018-10-04 JP JP2020519428A patent/JP7277447B2/ja active Active
- 2018-10-04 CN CN201880076010.XA patent/CN111480340B/zh active Active
- 2018-10-04 CN CN202410249201.9A patent/CN118075489A/zh active Pending
- 2018-10-04 KR KR1020257031173A patent/KR20250140649A/ko active Pending
- 2018-10-04 MX MX2020003973A patent/MX2020003973A/es unknown
- 2018-10-04 KR KR1020207012694A patent/KR102863050B1/ko active Active
- 2018-10-04 AU AU2018346321A patent/AU2018346321B2/en active Active
-
2020
- 2020-07-13 MX MX2024002694A patent/MX2024002694A/es unknown
-
2023
- 2023-05-08 JP JP2023076495A patent/JP7474365B2/ja active Active
- 2023-07-03 AU AU2023204253A patent/AU2023204253A1/en not_active Abandoned
- 2023-09-27 US US18/373,645 patent/US12368881B2/en active Active
-
2024
- 2024-04-12 JP JP2024064576A patent/JP7640779B2/ja active Active
-
2025
- 2025-02-20 JP JP2025025983A patent/JP7808217B2/ja active Active
- 2025-06-18 US US19/242,477 patent/US20250317596A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US12368881B2 (en) | 2025-07-22 |
| EP3692717A1 (en) | 2020-08-12 |
| MX2020003973A (es) | 2020-08-13 |
| JP2024096866A (ja) | 2024-07-17 |
| JP2023100843A (ja) | 2023-07-19 |
| WO2019070933A1 (en) | 2019-04-11 |
| CN111480340A (zh) | 2020-07-31 |
| MX2024002694A (es) | 2024-03-20 |
| JP7474365B2 (ja) | 2024-04-24 |
| JP7277447B2 (ja) | 2023-05-19 |
| AU2018346321A1 (en) | 2020-04-23 |
| JP2020537394A (ja) | 2020-12-17 |
| CN118075488A (zh) | 2024-05-24 |
| US11805272B2 (en) | 2023-10-31 |
| US20250317596A1 (en) | 2025-10-09 |
| JP7640779B2 (ja) | 2025-03-05 |
| CN118075490A (zh) | 2024-05-24 |
| CN118075489A (zh) | 2024-05-24 |
| KR20200055129A (ko) | 2020-05-20 |
| AU2023204253A1 (en) | 2023-07-27 |
| US20240073439A1 (en) | 2024-02-29 |
| US20200288163A1 (en) | 2020-09-10 |
| KR102863050B1 (ko) | 2025-09-22 |
| WO2019070933A9 (en) | 2020-06-04 |
| JP7808217B2 (ja) | 2026-01-28 |
| EP3468195A1 (en) | 2019-04-10 |
| CN111480340B (zh) | 2024-06-21 |
| JP2025093942A (ja) | 2025-06-24 |
| AU2018346321B2 (en) | 2023-07-20 |
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