MX2021010779A - Derivacion de vector de movimiento en codificacion y decodificacion de video. - Google Patents
Derivacion de vector de movimiento en codificacion y decodificacion de video.Info
- Publication number
- MX2021010779A MX2021010779A MX2021010779A MX2021010779A MX2021010779A MX 2021010779 A MX2021010779 A MX 2021010779A MX 2021010779 A MX2021010779 A MX 2021010779A MX 2021010779 A MX2021010779 A MX 2021010779A MX 2021010779 A MX2021010779 A MX 2021010779A
- Authority
- MX
- Mexico
- Prior art keywords
- motion vector
- decoding
- video encoding
- vector derivation
- vector refinement
- Prior art date
Links
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
- H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
-
- 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
- H04N19/172—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
- H04N19/50—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
- H04N19/523—Motion estimation or motion compensation with sub-pixel accuracy
-
- 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
-
- 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
- H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
- H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
-
- 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
- H04N19/56—Motion estimation with initialisation of the vector search, e.g. estimating a good candidate to initiate a search
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Abstract
El procesamiento de video puede involucrar codificar y/o decodificar una imagen con base en la determinación de una activación de un modo de procesamiento que involucra un proceso de refinamiento de vector de movimiento y un segundo proceso diferente al proceso de refinamiento de vector de movimiento; modificar el proceso de refinamiento de vector de movimiento con base en la activación y el segundo proceso; y la codificación y/o decodificación de la imagen con base en el proceso de refinamiento de vector de movimiento modificado y el segundo proceso.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP19305272 | 2019-03-08 | ||
PCT/IB2020/000290 WO2020183243A1 (en) | 2019-03-08 | 2020-03-06 | Motion vector derivation in video encoding and decoding |
Publications (1)
Publication Number | Publication Date |
---|---|
MX2021010779A true MX2021010779A (es) | 2021-09-30 |
Family
ID=67437147
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX2021010779A MX2021010779A (es) | 2019-03-08 | 2020-03-06 | Derivacion de vector de movimiento en codificacion y decodificacion de video. |
Country Status (6)
Country | Link |
---|---|
US (2) | US11930184B2 (es) |
EP (1) | EP3935852A1 (es) |
JP (1) | JP2022521893A (es) |
CN (1) | CN113615196A (es) |
MX (1) | MX2021010779A (es) |
WO (1) | WO2020183243A1 (es) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113545081B (zh) * | 2019-03-14 | 2024-05-31 | 寰发股份有限公司 | 视频编解码系统中的处理视频数据的方法以及装置 |
WO2021006617A1 (ko) * | 2019-07-08 | 2021-01-14 | 현대자동차주식회사 | 인터 예측을 이용하여 비디오를 부호화 및 복호화하는 방법 및 장치 |
CN115956256A (zh) * | 2020-06-09 | 2023-04-11 | 交互数字Vc控股法国有限公司 | 作为平面扫描体的替代方案的局部光场流 |
US20240007615A1 (en) * | 2022-07-04 | 2024-01-04 | Alibaba (China) Co., Ltd. | Deriving bi-prediction with coding unit-level weight indices for merge candidates |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10333547B2 (en) * | 2012-08-13 | 2019-06-25 | Gurologic Microsystems Oy | Encoder and method for encoding input data using a plurality of different transformations or combinations of transformations |
US10511835B2 (en) * | 2015-09-02 | 2019-12-17 | Mediatek Inc. | Method and apparatus of decoder side motion derivation for video coding |
EP3264769A1 (en) * | 2016-06-30 | 2018-01-03 | Thomson Licensing | Method and apparatus for video coding with automatic motion information refinement |
CN110140355B (zh) | 2016-12-27 | 2022-03-08 | 联发科技股份有限公司 | 用于视频编解码的双向模板运动向量微调的方法及装置 |
US10701366B2 (en) * | 2017-02-21 | 2020-06-30 | Qualcomm Incorporated | Deriving motion vector information at a video decoder |
US10477237B2 (en) | 2017-06-28 | 2019-11-12 | Futurewei Technologies, Inc. | Decoder side motion vector refinement in video coding |
WO2020084473A1 (en) * | 2018-10-22 | 2020-04-30 | Beijing Bytedance Network Technology Co., Ltd. | Multi- iteration motion vector refinement |
CN112868240B (zh) * | 2018-10-23 | 2023-06-30 | 北京字节跳动网络技术有限公司 | 并置的局部照明补偿和修改的帧间预测编解码 |
-
2020
- 2020-03-06 MX MX2021010779A patent/MX2021010779A/es unknown
- 2020-03-06 CN CN202080018709.8A patent/CN113615196A/zh active Pending
- 2020-03-06 EP EP20724929.3A patent/EP3935852A1/en active Pending
- 2020-03-06 JP JP2021547331A patent/JP2022521893A/ja active Pending
- 2020-03-06 WO PCT/IB2020/000290 patent/WO2020183243A1/en active Application Filing
- 2020-03-06 US US17/428,359 patent/US11930184B2/en active Active
-
2024
- 2024-01-25 US US18/423,086 patent/US20240171750A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
US20240171750A1 (en) | 2024-05-23 |
CN113615196A (zh) | 2021-11-05 |
JP2022521893A (ja) | 2022-04-13 |
WO2020183243A1 (en) | 2020-09-17 |
EP3935852A1 (en) | 2022-01-12 |
US11930184B2 (en) | 2024-03-12 |
US20220116621A1 (en) | 2022-04-14 |
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