CA3213656A1 - Joint coding for adaptive motion vector difference resolution - Google Patents
Joint coding for adaptive motion vector difference resolution Download PDFInfo
- Publication number
- CA3213656A1 CA3213656A1 CA3213656A CA3213656A CA3213656A1 CA 3213656 A1 CA3213656 A1 CA 3213656A1 CA 3213656 A CA3213656 A CA 3213656A CA 3213656 A CA3213656 A CA 3213656A CA 3213656 A1 CA3213656 A1 CA 3213656A1
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- Prior art keywords
- mvd
- coding
- block
- prediction
- video
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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
-
- 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
- H04N19/102—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
- H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal predictive coding modes
-
- 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
-
- 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
- H04N19/30—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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
-
- 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 (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US202263307413P | 2022-02-07 | 2022-02-07 | |
| US63/307,413 | 2022-02-07 | ||
| US17/869,232 US11979596B2 (en) | 2022-02-07 | 2022-07-20 | Joint coding for adaptive motion vector difference resolution |
| US17/869,232 | 2022-07-20 | ||
| PCT/US2022/038444 WO2023149922A1 (en) | 2022-02-07 | 2022-07-27 | Joint coding for adaptive motion vector difference resolution |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA3213656A1 true CA3213656A1 (en) | 2023-08-10 |
Family
ID=87520635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA3213656A Pending CA3213656A1 (en) | 2022-02-07 | 2022-07-27 | Joint coding for adaptive motion vector difference resolution |
Country Status (8)
| Country | Link |
|---|---|
| US (3) | US11979596B2 (https=) |
| EP (1) | EP4476912A4 (https=) |
| JP (1) | JP2025505071A (https=) |
| KR (1) | KR20230135641A (https=) |
| CN (1) | CN116941243A (https=) |
| AU (1) | AU2022439147A1 (https=) |
| CA (1) | CA3213656A1 (https=) |
| WO (1) | WO2023149922A1 (https=) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220014778A1 (en) * | 2018-11-30 | 2022-01-13 | Interdigital Vc Holdings, Inc. | Unified process and syntax for generalized prediction in video coding/decoding |
| US12155839B2 (en) | 2021-10-21 | 2024-11-26 | Tencent America LLC | Adaptive resolution for single-reference motion vector difference |
| US12432372B2 (en) * | 2022-03-16 | 2025-09-30 | Tencent America LLC | Systems and methods for template matching for adaptive MVD resolution |
| US12549735B2 (en) * | 2022-06-20 | 2026-02-10 | Tencent America LLC | Bilateral matching for compound reference mode |
| US12047586B2 (en) * | 2022-07-20 | 2024-07-23 | Tencent America LLC | Method and apparatus for inter prediction mode dependent scaling factors |
| US20250097410A1 (en) * | 2023-09-15 | 2025-03-20 | Meta Platforms, Inc. | Efficient interframe mode search for av1 encoding |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10536701B2 (en) | 2011-07-01 | 2020-01-14 | Qualcomm Incorporated | Video coding using adaptive motion vector resolution |
| US10397600B1 (en) | 2016-01-29 | 2019-08-27 | Google Llc | Dynamic reference motion vector coding mode |
| US10462462B2 (en) * | 2016-09-29 | 2019-10-29 | Qualcomm Incorporated | Motion vector difference coding technique for video coding |
| KR102450863B1 (ko) * | 2017-03-22 | 2022-10-05 | 에스케이텔레콤 주식회사 | 움직임벡터를 부호화 또는 복호화하기 위한 장치 및 방법 |
| CN118233651A (zh) * | 2018-06-07 | 2024-06-21 | 韦勒斯标准与技术协会公司 | 使用自适应运动矢量分辨率的视频信号处理方法及装置 |
| WO2020047132A1 (en) | 2018-08-29 | 2020-03-05 | Vid Scale, Inc. | Adaptive motion vector precision for affine motion model based video coding |
| JP7212150B2 (ja) * | 2018-09-19 | 2023-01-24 | 北京字節跳動網絡技術有限公司 | 適応動きベクトル解像度によるアフィンモードへの構文の使用 |
| WO2020221256A1 (en) * | 2019-04-28 | 2020-11-05 | Beijing Bytedance Network Technology Co., Ltd. | Symmetric motion vector difference coding |
| US11190789B2 (en) * | 2019-06-30 | 2021-11-30 | Tencent America LLC | Method and apparatus for video coding using inter-prediction mode signaling to dertermine motion vectors |
| US11405615B2 (en) | 2020-03-26 | 2022-08-02 | Tencent America LLC | Joint transform coding of multiple color components |
| US11563980B2 (en) * | 2020-04-02 | 2023-01-24 | Qualcomm Incorporated | General constraint information syntax in video coding |
| US12022112B2 (en) * | 2021-11-18 | 2024-06-25 | Tencent America LLC | MVD scaling for joint MVD coding |
| US11943448B2 (en) * | 2021-11-22 | 2024-03-26 | Tencent America LLC | Joint coding of motion vector difference |
-
2022
- 2022-07-20 US US17/869,232 patent/US11979596B2/en active Active
- 2022-07-27 WO PCT/US2022/038444 patent/WO2023149922A1/en not_active Ceased
- 2022-07-27 KR KR1020237028851A patent/KR20230135641A/ko active Pending
- 2022-07-27 CN CN202280018042.0A patent/CN116941243A/zh active Pending
- 2022-07-27 EP EP22925188.9A patent/EP4476912A4/en active Pending
- 2022-07-27 JP JP2023548345A patent/JP2025505071A/ja active Pending
- 2022-07-27 AU AU2022439147A patent/AU2022439147A1/en active Pending
- 2022-07-27 CA CA3213656A patent/CA3213656A1/en active Pending
-
2024
- 2024-04-05 US US18/628,278 patent/US12457354B2/en active Active
-
2025
- 2025-10-15 US US19/359,260 patent/US20260046441A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| WO2023149922A1 (en) | 2023-08-10 |
| JP2025505071A (ja) | 2025-02-21 |
| KR20230135641A (ko) | 2023-09-25 |
| AU2022439147A1 (en) | 2023-10-12 |
| EP4476912A1 (en) | 2024-12-18 |
| US12457354B2 (en) | 2025-10-28 |
| US20230254502A1 (en) | 2023-08-10 |
| CN116941243A (zh) | 2023-10-24 |
| EP4476912A4 (en) | 2025-12-10 |
| US20240251096A1 (en) | 2024-07-25 |
| US11979596B2 (en) | 2024-05-07 |
| US20260046441A1 (en) | 2026-02-12 |
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