MX2023012298A - Metodo y aparato de decodificacion de video y metodo y aparato de codificacion de video. - Google Patents
Metodo y aparato de decodificacion de video y metodo y aparato de codificacion de video.Info
- Publication number
- MX2023012298A MX2023012298A MX2023012298A MX2023012298A MX2023012298A MX 2023012298 A MX2023012298 A MX 2023012298A MX 2023012298 A MX2023012298 A MX 2023012298A MX 2023012298 A MX2023012298 A MX 2023012298A MX 2023012298 A MX2023012298 A MX 2023012298A
- Authority
- MX
- Mexico
- Prior art keywords
- motion vector
- current block
- determining
- video
- decoding method
- Prior art date
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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
- H04N19/53—Multi-resolution motion estimation; Hierarchical motion estimation
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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
- H04N19/517—Processing of motion vectors by encoding
- H04N19/52—Processing of motion vectors by encoding by predictive encoding
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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
- H04N19/10—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
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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
- H04N19/10—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
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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
- H04N19/10—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
- H04N19/117—Filters, e.g. for pre-processing or post-processing
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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
- H04N19/10—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
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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
- H04N19/10—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
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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
- H04N19/10—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
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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
- H04N19/10—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
- H04N19/184—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 bits, e.g. of the compressed video stream
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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
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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
- H04N19/523—Motion estimation or motion compensation with sub-pixel accuracy
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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
- H04N19/70—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)
Abstract
Se presenta un método y aparato de decodificación de video para, durante la codificación y decodificación de video, adquirir la información de resolución de vector de movimiento de un flujo de bits al usar una sintaxis de alto nivel, que es un conjunto de piezas de la información que será aplicada a un grupo predeterminado de unidad de datos, determinar una resolución de vector de movimiento de un bloque actual, que es incluido en el grupo predeterminado de unidad de datos, en función de la información de resolución de vector de movimiento, determinar, como un vector previsto de movimiento del bloque actual, un vector de movimiento de un bloque candidato de entre los bloques candidatos de los cuales existe al menos uno en función de la resolución de vector de movimiento del bloque actual y determinar un vector de movimiento del bloque actual al usar el vector previsto de movimiento del bloque actual.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201862636438P | 2018-02-28 | 2018-02-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MX2023012298A true MX2023012298A (es) | 2023-10-26 |
Family
ID=67805895
Family Applications (5)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2020006790A MX2020006790A (es) | 2018-02-28 | 2019-02-27 | Metodo y aparato de decodificacion de video y metodo y aparato de codificacion de video. |
| MX2023012285A MX2023012285A (es) | 2018-02-28 | 2020-07-13 | Metodo y aparato de decodificacion de video y metodo y aparato de codificacion de video. |
| MX2023012286A MX2023012286A (es) | 2018-02-28 | 2020-07-13 | Metodo y aparato de decodificacion de video y metodo y aparato de codificacion de video. |
| MX2023012284A MX2023012284A (es) | 2018-02-28 | 2020-07-13 | Metodo y aparato de decodificacion de video y metodo y aparato de codificacion de video. |
| MX2023012298A MX2023012298A (es) | 2018-02-28 | 2020-07-13 | Metodo y aparato de decodificacion de video y metodo y aparato de codificacion de video. |
Family Applications Before (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2020006790A MX2020006790A (es) | 2018-02-28 | 2019-02-27 | Metodo y aparato de decodificacion de video y metodo y aparato de codificacion de video. |
| MX2023012285A MX2023012285A (es) | 2018-02-28 | 2020-07-13 | Metodo y aparato de decodificacion de video y metodo y aparato de codificacion de video. |
| MX2023012286A MX2023012286A (es) | 2018-02-28 | 2020-07-13 | Metodo y aparato de decodificacion de video y metodo y aparato de codificacion de video. |
| MX2023012284A MX2023012284A (es) | 2018-02-28 | 2020-07-13 | Metodo y aparato de decodificacion de video y metodo y aparato de codificacion de video. |
Country Status (8)
| Country | Link |
|---|---|
| US (5) | US11006144B2 (es) |
| EP (1) | EP3761643A4 (es) |
| KR (6) | KR102368622B1 (es) |
| CN (5) | CN111758259B (es) |
| CL (1) | CL2020001935A1 (es) |
| CO (1) | CO2020009334A2 (es) |
| MX (5) | MX2020006790A (es) |
| WO (1) | WO2019168347A1 (es) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
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| KR102368622B1 (ko) | 2018-02-28 | 2022-02-28 | 삼성전자주식회사 | 비디오 복호화 방법 및 장치, 비디오 부호화 방법 및 장치 |
| EP3837836A4 (en) * | 2018-09-18 | 2021-06-23 | Huawei Technologies Co., Ltd. | Partitioning with high level constraint |
| KR20220051842A (ko) | 2019-09-18 | 2022-04-26 | 삼성전자주식회사 | 움직임 정보의 부호화 장치 및 방법, 및 복호화 장치 및 방법 |
| US20220337865A1 (en) * | 2019-09-23 | 2022-10-20 | Sony Group Corporation | Image processing device and image processing method |
| CN110572672B (zh) * | 2019-09-27 | 2024-03-15 | 腾讯科技（深圳）有限公司 | 视频编解码方法和装置、存储介质及电子装置 |
| CN110572674B (zh) * | 2019-09-27 | 2024-03-15 | 腾讯科技（深圳）有限公司 | 视频编解码方法和装置、存储介质及电子装置 |
| KR20220026928A (ko) | 2020-08-26 | 2022-03-07 | 주식회사 엘지에너지솔루션 | 배터리 모듈, 이를 포함하는 배터리 팩 및 자동차 |
| US12219166B2 (en) | 2021-03-12 | 2025-02-04 | Lemon Inc. | Motion candidate derivation with search order and coding mode |
| US11671616B2 (en) | 2021-03-12 | 2023-06-06 | Lemon Inc. | Motion candidate derivation |
| US11936899B2 (en) * | 2021-03-12 | 2024-03-19 | Lemon Inc. | Methods and systems for motion candidate derivation |
| MX2024005579A (es) * | 2021-11-08 | 2024-05-22 | Beijing Dajia Internet Information Tech Co Ltd | Desplazamiento adaptativo de muestra cruzada de componentes. |
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| KR101678968B1 (ko) * | 2009-08-21 | 2016-11-25 | 에스케이텔레콤 주식회사 | 참조 픽처 보간 방법 및 장치와 그를 이용한 영상 부호화/복호화 방법 및 장치 |
| KR101441874B1 (ko) * | 2009-08-21 | 2014-09-25 | 에스케이텔레콤 주식회사 | 적응적 움직임 벡터 해상도를 이용한 영상 부호화/복호화 방법 및 장치 |
| WO2011053054A2 (ko) * | 2009-10-30 | 2011-05-05 | 에스케이텔레콤 주식회사 | 움직임 벡터 해상도 제한을 이용한 움직임 벡터 부호화/복호화 방법 및 장치와 그를 이용한 영상 부호화/복호화 방법 및 장치 |
| KR101428030B1 (ko) * | 2011-01-31 | 2014-08-13 | 한국전자통신연구원 | 움직임 벡터를 이용한 영상 복호화 장치 |
| KR20120088488A (ko) | 2011-01-31 | 2012-08-08 | 한국전자통신연구원 | 시간적 움직임 벡터 저장 방법 및 그 장치 |
| US9749642B2 (en) * | 2014-01-08 | 2017-08-29 | Microsoft Technology Licensing, Llc | Selection of motion vector precision |
| CN111818334B (zh) | 2014-09-30 | 2022-04-01 | 寰发股份有限公司 | 用于视频编码的自适应运动向量分辨率的方法 |
| WO2016068674A1 (ko) * | 2014-10-31 | 2016-05-06 | 삼성전자 주식회사 | 움직임 벡터 부복호화 방법 및 장치 |
| WO2016068685A1 (ko) * | 2014-10-31 | 2016-05-06 | 삼성전자 주식회사 | 고정밀 스킵 부호화를 이용한 비디오 부호화 장치 및 비디오 복호화 장치 및 그 방법 |
| KR101652072B1 (ko) * | 2014-11-03 | 2016-08-29 | 세종대학교산학협력단 | 멀티 레이어 비디오의 움직임 정보 탐색 방법 및 장치 |
| KR102349788B1 (ko) | 2015-01-13 | 2022-01-11 | 인텔렉추얼디스커버리 주식회사 | 영상의 부호화/복호화 방법 및 장치 |
| CN107925760A (zh) * | 2015-08-23 | 2018-04-17 | Lg 电子株式会社 | 基于间预测模式的图像处理方法及其装置 |
| US10979732B2 (en) * | 2016-10-04 | 2021-04-13 | Qualcomm Incorporated | Adaptive motion vector precision for video coding |
| KR20180043151A (ko) * | 2016-10-19 | 2018-04-27 | 에스케이텔레콤 주식회사 | 영상 부호화 또는 복호화를 위한 장치 및 방법 |
| CN117528108A (zh) * | 2016-11-28 | 2024-02-06 | 英迪股份有限公司 | 图像编码方法、图像解码方法及用于传送比特流的方法 |
| KR102559063B1 (ko) * | 2017-02-24 | 2023-07-24 | 주식회사 케이티 | 비디오 신호 처리 방법 및 장치 |
| EP3618435A4 (en) * | 2017-07-07 | 2020-03-18 | Samsung Electronics Co., Ltd. | APPARATUS AND METHOD FOR CODING A DETERMINED MOTION VECTOR USING ADAPTIVE MOTION VECTOR RESOLUTION, AND APPARATUS AND METHOD FOR DECODING A MOTION VECTOR |
| KR102368622B1 (ko) | 2018-02-28 | 2022-02-28 | 삼성전자주식회사 | 비디오 복호화 방법 및 장치, 비디오 부호화 방법 및 장치 |
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2019
- 2019-02-27 KR KR1020217017735A patent/KR102368622B1/ko active Active
- 2019-02-27 CN CN201980013944.3A patent/CN111758259B/zh active Active
- 2019-02-27 CN CN202410625109.8A patent/CN118337989A/zh active Pending
- 2019-02-27 CN CN202410620874.0A patent/CN118368411A/zh active Pending
- 2019-02-27 KR KR1020227006004A patent/KR20220029762A/ko active Pending
- 2019-02-27 KR KR1020217017733A patent/KR102368620B1/ko active Active
- 2019-02-27 KR KR1020207024548A patent/KR102268089B1/ko active Active
- 2019-02-27 KR KR1020217017734A patent/KR102368621B1/ko active Active
- 2019-02-27 EP EP19760602.3A patent/EP3761643A4/en active Pending
- 2019-02-27 CN CN202410624772.6A patent/CN118368413A/zh active Pending
- 2019-02-27 KR KR1020217017736A patent/KR102368623B1/ko active Active
- 2019-02-27 MX MX2020006790A patent/MX2020006790A/es unknown
- 2019-02-27 WO PCT/KR2019/002377 patent/WO2019168347A1/ko active IP Right Grant
- 2019-02-27 CN CN202410622555.3A patent/CN118368412A/zh active Pending
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2020
- 2020-07-13 MX MX2023012285A patent/MX2023012285A/es unknown
- 2020-07-13 MX MX2023012286A patent/MX2023012286A/es unknown
- 2020-07-13 MX MX2023012284A patent/MX2023012284A/es unknown
- 2020-07-13 MX MX2023012298A patent/MX2023012298A/es unknown
- 2020-07-21 US US16/934,228 patent/US11006144B2/en active Active
- 2020-07-23 CL CL2020001935A patent/CL2020001935A1/es unknown
- 2020-07-28 CO CONC2020/0009334A patent/CO2020009334A2/es unknown
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2021
- 2021-04-12 US US17/228,197 patent/US11451822B2/en active Active
- 2021-04-12 US US17/228,234 patent/US11394998B2/en active Active
- 2021-04-12 US US17/228,269 patent/US11388435B2/en active Active
- 2021-04-12 US US17/228,308 patent/US11412251B2/en active Active
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