KR20250134702A - 영상 코딩 시스템에서 어파인 mvp 후보 리스트를 사용하는 어파인 움직임 예측에 기반한 영상 디코딩 방법 및 장치 - Google Patents
영상 코딩 시스템에서 어파인 mvp 후보 리스트를 사용하는 어파인 움직임 예측에 기반한 영상 디코딩 방법 및 장치Info
- Publication number
- KR20250134702A KR20250134702A KR1020257028382A KR20257028382A KR20250134702A KR 20250134702 A KR20250134702 A KR 20250134702A KR 1020257028382 A KR1020257028382 A KR 1020257028382A KR 20257028382 A KR20257028382 A KR 20257028382A KR 20250134702 A KR20250134702 A KR 20250134702A
- Authority
- KR
- South Korea
- Prior art keywords
- block
- current block
- candidate
- motion vector
- affine
- 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
- H04N19/527—Global motion vector estimation
-
- 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
- H04N19/129—Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
-
- 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
- H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
-
- 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
- H04N19/50—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
- H04N19/50—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
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 |
|---|---|---|---|
| US201862729407P | 2018-09-10 | 2018-09-10 | |
| US62/729,407 | 2018-09-10 | ||
| KR1020247002916A KR102852468B1 (ko) | 2018-09-10 | 2019-09-10 | 영상 코딩 시스템에서 어파인 mvp 후보 리스트를 사용하는 어파인 움직임 예측에 기반한 영상 디코딩 방법 및 장치 |
| PCT/KR2019/011733 WO2020055107A1 (ko) | 2018-09-10 | 2019-09-10 | 영상 코딩 시스템에서 어파인 mvp 후보 리스트를 사용하는 어파인 움직임 예측에 기반한 영상 디코딩 방법 및 장치 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020247002916A Division KR102852468B1 (ko) | 2018-09-10 | 2019-09-10 | 영상 코딩 시스템에서 어파인 mvp 후보 리스트를 사용하는 어파인 움직임 예측에 기반한 영상 디코딩 방법 및 장치 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20250134702A true KR20250134702A (ko) | 2025-09-11 |
Family
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Family Applications (5)
| Application Number | Title | Priority Date | Filing Date |
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| KR1020257028382A Pending KR20250134702A (ko) | 2018-09-10 | 2019-09-10 | 영상 코딩 시스템에서 어파인 mvp 후보 리스트를 사용하는 어파인 움직임 예측에 기반한 영상 디코딩 방법 및 장치 |
| KR1020227019304A Active KR102510771B1 (ko) | 2018-09-10 | 2019-09-10 | 영상 코딩 시스템에서 어파인 mvp 후보 리스트를 사용하는 어파인 움직임 예측에 기반한 영상 디코딩 방법 및 장치 |
| KR1020237008464A Active KR102630797B1 (ko) | 2018-09-10 | 2019-09-10 | 영상 코딩 시스템에서 어파인 mvp 후보 리스트를 사용하는 어파인 움직임 예측에 기반한 영상 디코딩 방법 및 장치 |
| KR1020207013183A Active KR102408695B1 (ko) | 2018-09-10 | 2019-09-10 | 영상 코딩 시스템에서 어파인 mvp 후보 리스트를 사용하는 어파인 움직임 예측에 기반한 영상 디코딩 방법 및 장치 |
| KR1020247002916A Active KR102852468B1 (ko) | 2018-09-10 | 2019-09-10 | 영상 코딩 시스템에서 어파인 mvp 후보 리스트를 사용하는 어파인 움직임 예측에 기반한 영상 디코딩 방법 및 장치 |
Family Applications After (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020227019304A Active KR102510771B1 (ko) | 2018-09-10 | 2019-09-10 | 영상 코딩 시스템에서 어파인 mvp 후보 리스트를 사용하는 어파인 움직임 예측에 기반한 영상 디코딩 방법 및 장치 |
| KR1020237008464A Active KR102630797B1 (ko) | 2018-09-10 | 2019-09-10 | 영상 코딩 시스템에서 어파인 mvp 후보 리스트를 사용하는 어파인 움직임 예측에 기반한 영상 디코딩 방법 및 장치 |
| KR1020207013183A Active KR102408695B1 (ko) | 2018-09-10 | 2019-09-10 | 영상 코딩 시스템에서 어파인 mvp 후보 리스트를 사용하는 어파인 움직임 예측에 기반한 영상 디코딩 방법 및 장치 |
| KR1020247002916A Active KR102852468B1 (ko) | 2018-09-10 | 2019-09-10 | 영상 코딩 시스템에서 어파인 mvp 후보 리스트를 사용하는 어파인 움직임 예측에 기반한 영상 디코딩 방법 및 장치 |
Country Status (15)
| Country | Link |
|---|---|
| US (6) | US10841576B2 (enExample) |
| EP (3) | EP4485933A1 (enExample) |
| JP (5) | JP7039698B2 (enExample) |
| KR (5) | KR20250134702A (enExample) |
| CN (4) | CN111448800B (enExample) |
| BR (4) | BR122021009779A2 (enExample) |
| DK (1) | DK3700216T3 (enExample) |
| ES (1) | ES2926196T3 (enExample) |
| HU (1) | HUE060426T2 (enExample) |
| MX (2) | MX2021002881A (enExample) |
| PL (1) | PL3700216T3 (enExample) |
| PT (1) | PT3700216T (enExample) |
| RU (1) | RU2768957C1 (enExample) |
| SI (1) | SI3700216T1 (enExample) |
| WO (1) | WO2020055107A1 (enExample) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102463478B1 (ko) * | 2018-01-26 | 2022-11-04 | 에이치에프아이 이노베이션 인크. | 비디오 코딩 시스템을 위한 아핀 인터 예측 방법 및 장치 |
| CN110620923B (zh) | 2018-06-19 | 2022-07-12 | 北京字节跳动网络技术有限公司 | 广义的运动矢量差分辨率 |
| KR102576194B1 (ko) * | 2018-06-27 | 2023-09-08 | 엘지전자 주식회사 | 인터 예측 모드 기반 영상 처리 방법 및 이를 위한 장치 |
| KR102635047B1 (ko) | 2018-09-19 | 2024-02-07 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 적응적 움직임 벡터 해상도를 가지는 어파인 모드에 대한 구문 재사용 |
| EP4325849A3 (en) | 2018-11-22 | 2024-04-17 | Beijing Bytedance Network Technology Co., Ltd. | Coordination method for sub-block based inter prediction |
| WO2020156516A1 (en) | 2019-01-31 | 2020-08-06 | Beijing Bytedance Network Technology Co., Ltd. | Context for coding affine mode adaptive motion vector resolution |
| CN113366851B (zh) | 2019-01-31 | 2025-10-21 | 北京字节跳动网络技术有限公司 | 对称运动矢量差编解码模式的快速算法 |
| CN114208184B (zh) | 2019-08-13 | 2025-01-07 | 北京字节跳动网络技术有限公司 | 基于子块的帧间预测中的运动精度 |
| CN114424536A (zh) | 2019-09-22 | 2022-04-29 | 北京字节跳动网络技术有限公司 | 基于变换单元的组合帧间帧内预测 |
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| KR101452859B1 (ko) | 2009-08-13 | 2014-10-23 | 삼성전자주식회사 | 움직임 벡터를 부호화 및 복호화하는 방법 및 장치 |
| EP2876875A4 (en) | 2012-07-18 | 2016-03-02 | Sony Corp | IMAGE PROCESSING DEVICE AND METHOD |
| US10728571B2 (en) * | 2015-08-04 | 2020-07-28 | Lg Electronics Inc. | Inter prediction method and device in video coding system |
| CN114866768B (zh) * | 2015-08-07 | 2025-05-06 | Lg电子株式会社 | 视频编译系统中的帧间预测方法和装置 |
| CN105163116B (zh) * | 2015-08-29 | 2018-07-31 | 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 |
| EP3357245A4 (en) * | 2015-11-05 | 2019-03-13 | MediaTek Inc. | METHOD AND DEVICE OF INTERPRESSATION USING AN AVERAGE MOTION VECTOR FOR VIDEO CODING |
| US11082713B2 (en) | 2015-11-20 | 2021-08-03 | Mediatek Inc. | Method and apparatus for global motion compensation in video coding system |
| CN108432250A (zh) * | 2016-01-07 | 2018-08-21 | 联发科技股份有限公司 | 用于视频编解码的仿射帧间预测的方法及装置 |
| WO2017147765A1 (en) | 2016-03-01 | 2017-09-08 | Mediatek Inc. | Methods for affine motion compensation |
| WO2017156705A1 (en) * | 2016-03-15 | 2017-09-21 | Mediatek Inc. | Affine prediction for video coding |
| US10560712B2 (en) * | 2016-05-16 | 2020-02-11 | Qualcomm Incorporated | Affine motion prediction for video coding |
| US10448010B2 (en) * | 2016-10-05 | 2019-10-15 | Qualcomm Incorporated | Motion vector prediction for affine motion models in video coding |
| CN117041568A (zh) * | 2016-11-29 | 2023-11-10 | 韩国电子通信研究院 | 图像编码/解码方法和用于存储比特流的记录介质 |
| US10681370B2 (en) * | 2016-12-29 | 2020-06-09 | Qualcomm Incorporated | Motion vector generation for affine motion model for video coding |
| WO2018128379A1 (ko) * | 2017-01-03 | 2018-07-12 | 엘지전자(주) | 어파인 예측을 이용하여 비디오 신호를 처리하는 방법 및 장치 |
| CN108271023B (zh) * | 2017-01-04 | 2021-11-19 | 华为技术有限公司 | 图像预测方法和相关设备 |
| US11877001B2 (en) * | 2017-10-10 | 2024-01-16 | Qualcomm Incorporated | Affine prediction in video coding |
| US11889100B2 (en) | 2017-11-14 | 2024-01-30 | Qualcomm Incorporated | Affine motion vector prediction in video coding |
| WO2020013569A1 (ko) * | 2018-07-13 | 2020-01-16 | 엘지전자 주식회사 | 영상 코딩 시스템에서 어파인 움직임 예측에 기반한 영상 디코딩 방법 및 장치 |
| PL4376409T3 (pl) * | 2018-08-06 | 2025-07-28 | Lg Electronics Inc. | Sposób i urządzenie do dekodowania obrazu na podstawie predykcji ruchu afinicznego z wykorzystaniem skonstruowanego kandydata afinicznej predykcji mvp w systemie kodowania obrazu |
| CN111247805B (zh) * | 2018-09-12 | 2023-12-01 | Lg电子株式会社 | 在图像编码系统中基于以子块为单元进行的运动预测的图像解码方法和设备 |
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2019
- 2019-09-10 WO PCT/KR2019/011733 patent/WO2020055107A1/ko not_active Ceased
- 2019-09-10 CN CN201980006206.6A patent/CN111448800B/zh active Active
- 2019-09-10 KR KR1020257028382A patent/KR20250134702A/ko active Pending
- 2019-09-10 CN CN202310166629.2A patent/CN116156188A/zh active Pending
- 2019-09-10 HU HUE19859025A patent/HUE060426T2/hu unknown
- 2019-09-10 KR KR1020227019304A patent/KR102510771B1/ko active Active
- 2019-09-10 EP EP24198461.6A patent/EP4485933A1/en active Pending
- 2019-09-10 ES ES19859025T patent/ES2926196T3/es active Active
- 2019-09-10 SI SI201930348T patent/SI3700216T1/sl unknown
- 2019-09-10 JP JP2020528181A patent/JP7039698B2/ja active Active
- 2019-09-10 RU RU2021107637A patent/RU2768957C1/ru active
- 2019-09-10 MX MX2021002881A patent/MX2021002881A/es unknown
- 2019-09-10 PT PT198590259T patent/PT3700216T/pt unknown
- 2019-09-10 BR BR122021009779-8A patent/BR122021009779A2/pt not_active Application Discontinuation
- 2019-09-10 KR KR1020237008464A patent/KR102630797B1/ko active Active
- 2019-09-10 KR KR1020207013183A patent/KR102408695B1/ko active Active
- 2019-09-10 EP EP22179843.2A patent/EP4084476A1/en active Pending
- 2019-09-10 CN CN202310166780.6A patent/CN116156189A/zh active Pending
- 2019-09-10 BR BR122021009778-0A patent/BR122021009778A2/pt not_active Application Discontinuation
- 2019-09-10 KR KR1020247002916A patent/KR102852468B1/ko active Active
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- 2019-09-10 BR BR112021004556-2A patent/BR112021004556A2/pt not_active Application Discontinuation
- 2019-09-10 DK DK19859025.9T patent/DK3700216T3/da active
- 2019-09-10 BR BR122021009784-4A patent/BR122021009784A2/pt not_active Application Discontinuation
- 2019-09-10 EP EP19859025.9A patent/EP3700216B1/en active Active
- 2019-09-10 PL PL19859025.9T patent/PL3700216T3/pl unknown
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2020
- 2020-05-08 US US16/870,352 patent/US10841576B2/en active Active
- 2020-10-12 US US17/068,534 patent/US11303887B2/en active Active
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2021
- 2021-03-10 MX MX2024005369A patent/MX2024005369A/es unknown
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2022
- 2022-03-01 US US17/684,036 patent/US11722659B2/en active Active
- 2022-03-09 JP JP2022035921A patent/JP7436543B2/ja active Active
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2023
- 2023-06-29 US US18/216,260 patent/US11997260B2/en active Active
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2024
- 2024-02-08 JP JP2024017946A patent/JP7592911B2/ja active Active
- 2024-04-22 US US18/642,196 patent/US12294697B2/en active Active
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2025
- 2025-04-03 US US19/169,357 patent/US20250294136A1/en active Pending
- 2025-08-14 JP JP2025134967A patent/JP2025161863A/ja active Pending
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