KR20230117614A - 움직임 벡터 차이 제한 방법 및 디바이스 - Google Patents
움직임 벡터 차이 제한 방법 및 디바이스 Download PDFInfo
- Publication number
- KR20230117614A KR20230117614A KR1020237023517A KR20237023517A KR20230117614A KR 20230117614 A KR20230117614 A KR 20230117614A KR 1020237023517 A KR1020237023517 A KR 1020237023517A KR 20237023517 A KR20237023517 A KR 20237023517A KR 20230117614 A KR20230117614 A KR 20230117614A
- Authority
- KR
- South Korea
- Prior art keywords
- mvd
- block
- flag
- mode
- video
- 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
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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
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
-
- 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
- H04N19/46—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
- H04N19/50—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
- H04N19/70—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 (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US202163257856P | 2021-10-20 | 2021-10-20 | |
| US63/257,856 | 2021-10-20 | ||
| US202163289118P | 2021-12-13 | 2021-12-13 | |
| US63/289,118 | 2021-12-13 | ||
| US17/960,206 | 2022-10-05 | ||
| US17/960,206 US12120308B2 (en) | 2021-10-20 | 2022-10-05 | Methods and devices for restriction on motion vector difference |
| PCT/US2022/045994 WO2023069257A1 (en) | 2021-10-20 | 2022-10-07 | Methods and devices for restriction on motion vector difference |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20230117614A true KR20230117614A (ko) | 2023-08-08 |
Family
ID=85983043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020237023517A Pending KR20230117614A (ko) | 2021-10-20 | 2022-10-07 | 움직임 벡터 차이 제한 방법 및 디바이스 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US12120308B2 (https=) |
| EP (1) | EP4420349A4 (https=) |
| JP (1) | JP2024538898A (https=) |
| KR (1) | KR20230117614A (https=) |
| CN (1) | CN116569547B (https=) |
| WO (1) | WO2023069257A1 (https=) |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9854253B2 (en) | 2014-06-30 | 2017-12-26 | Qualcomm Incorporated | Method for motion vector difference (MVD) and intra block copy vector difference (BVD) coding of screen content video data |
| SG11202012701XA (en) | 2018-07-02 | 2021-01-28 | Huawei Tech Co Ltd | Motion vector prediction method and apparatus, encoder, and decoder |
| US10362330B1 (en) | 2018-07-30 | 2019-07-23 | Tencent America LLC | Combining history-based motion vector prediction and non-adjacent merge prediction |
| MX2021003135A (es) * | 2018-09-17 | 2021-05-14 | Samsung Electronics Co Ltd | Metodo de codificacion y decodificacion de informacion de movimiento, y aparatos para codificar y decodificar informacion de movimiento. |
| US11197017B2 (en) | 2018-12-06 | 2021-12-07 | Tencent America LLC | Methods and apparatuses for video coding |
| CN113196773B (zh) | 2018-12-21 | 2024-03-08 | 北京字节跳动网络技术有限公司 | 具有运动矢量差的Merge模式中的运动矢量精度 |
| KR102700489B1 (ko) | 2019-04-25 | 2024-08-28 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 모션 벡터 차에 대한 제한 |
| JP7436527B2 (ja) | 2019-06-25 | 2024-02-21 | 北京字節跳動網絡技術有限公司 | 動きベクトルの差に関する制限 |
| CN112312131B (zh) | 2020-12-31 | 2021-04-06 | 腾讯科技（深圳）有限公司 | 一种帧间预测方法、装置、设备及计算机可读存储介质 |
| WO2023043962A1 (en) | 2021-09-15 | 2023-03-23 | Tencent America LLC | Method and apparatus for improved signaling of motion vector difference |
-
2022
- 2022-10-05 US US17/960,206 patent/US12120308B2/en active Active
- 2022-10-07 EP EP22884259.7A patent/EP4420349A4/en active Pending
- 2022-10-07 JP JP2023548342A patent/JP2024538898A/ja active Pending
- 2022-10-07 KR KR1020237023517A patent/KR20230117614A/ko active Pending
- 2022-10-07 CN CN202280007734.5A patent/CN116569547B/zh active Active
- 2022-10-07 WO PCT/US2022/045994 patent/WO2023069257A1/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| JP2024538898A (ja) | 2024-10-28 |
| US12120308B2 (en) | 2024-10-15 |
| CN116569547A (zh) | 2023-08-08 |
| CN116569547B (zh) | 2025-04-25 |
| EP4420349A1 (en) | 2024-08-28 |
| WO2023069257A1 (en) | 2023-04-27 |
| EP4420349A4 (en) | 2025-01-22 |
| US20230116983A1 (en) | 2023-04-20 |
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