CO2020009334A2 - Método y aparato de decodificación de video y método y aparato de codificación de video - Google Patents
Método y aparato de decodificación de video y método y aparato de codificación de videoInfo
- Publication number
- CO2020009334A2 CO2020009334A2 CONC2020/0009334A CO2020009334A CO2020009334A2 CO 2020009334 A2 CO2020009334 A2 CO 2020009334A2 CO 2020009334 A CO2020009334 A CO 2020009334A CO 2020009334 A2 CO2020009334 A2 CO 2020009334A2
- Authority
- CO
- Colombia
- Prior art keywords
- motion vector
- current block
- video
- decoding method
- video encoding
- Prior art date
Links
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
- H04N19/102—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
- H04N19/102—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
-
- 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
- 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
- H04N19/10—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
-
- 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
- H04N19/50—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
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 (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201862636438P | 2018-02-28 | 2018-02-28 | |
| PCT/KR2019/002377 WO2019168347A1 (ko) | 2018-02-28 | 2019-02-27 | 비디오 복호화 방법 및 장치, 비디오 부호화 방법 및 장치 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CO2020009334A2 true CO2020009334A2 (es) | 2020-10-30 |
Family
ID=67805895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CONC2020/0009334A CO2020009334A2 (es) | 2018-02-28 | 2020-07-28 | Método y aparato de decodificación de video y método y aparato de codificación de video |
Country Status (8)
| Country | Link |
|---|---|
| US (5) | US11006144B2 (es) |
| EP (1) | EP3761643A4 (es) |
| KR (6) | KR102268089B1 (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 (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111758259B (zh) | 2018-02-28 | 2024-06-07 | 三星电子株式会社 | 视频解码方法和设备以及视频编码方法和设备 |
| WO2020057516A1 (en) * | 2018-09-18 | 2020-03-26 | 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 |
| 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 |
| 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 |
| 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 |
| EP4430825A4 (en) * | 2021-11-08 | 2025-08-20 | Beijing Dajia Internet Information Tech Co Ltd | ADAPTIVE CROSS-COMPONENT SAMPLE SHIFT |
| WO2025263985A1 (ko) * | 2024-06-18 | 2025-12-26 | 주식회사 케이티 | 영상 부호화/복호화 방법 및 압축된 비디오 데이터를 전송하기 위한 장치 |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101678968B1 (ko) * | 2009-08-21 | 2016-11-25 | 에스케이텔레콤 주식회사 | 참조 픽처 보간 방법 및 장치와 그를 이용한 영상 부호화/복호화 방법 및 장치 |
| KR101377530B1 (ko) | 2009-08-21 | 2014-03-27 | 에스케이텔레콤 주식회사 | 적응적 움직임 벡터 해상도를 이용한 영상 부호화/복호화 방법 및 장치 |
| KR101449683B1 (ko) * | 2009-10-30 | 2014-10-15 | 에스케이텔레콤 주식회사 | 움직임 벡터 해상도 제한을 이용한 움직임 벡터 부호화/복호화 방법 및 장치와 그를 이용한 영상 부호화/복호화 방법 및 장치 |
| KR20120088488A (ko) | 2011-01-31 | 2012-08-08 | 한국전자통신연구원 | 시간적 움직임 벡터 저장 방법 및 그 장치 |
| KR101428030B1 (ko) * | 2011-01-31 | 2014-08-13 | 한국전자통신연구원 | 움직임 벡터를 이용한 영상 복호화 장치 |
| US9749642B2 (en) * | 2014-01-08 | 2017-08-29 | Microsoft Technology Licensing, Llc | Selection of motion vector precision |
| KR102068828B1 (ko) * | 2014-09-30 | 2020-01-22 | 에이치에프아이 이노베이션 인크. | 비디오 코딩을 위한 적응적 모션 벡터 레졸루션 방법 |
| KR102647887B1 (ko) * | 2014-10-31 | 2024-03-14 | 삼성전자주식회사 | 움직임 벡터 부복호화 방법 및 장치 |
| US10602179B2 (en) * | 2014-10-31 | 2020-03-24 | Samsung Electronics Co., Ltd. | Video encoding device and video decoding device using high-precision skip encoding and method thereof |
| 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 |
| US20180242004A1 (en) * | 2015-08-23 | 2018-08-23 | Lg Electronics Inc. | Inter prediction mode-based image processing method and apparatus therefor |
| 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 |
| US11343530B2 (en) * | 2016-11-28 | 2022-05-24 | Electronics And Telecommunications Research Institute | Image encoding/decoding method and device, and recording medium having bitstream stored thereon |
| KR102559063B1 (ko) * | 2017-02-24 | 2023-07-24 | 주식회사 케이티 | 비디오 신호 처리 방법 및 장치 |
| WO2019009504A1 (ko) * | 2017-07-07 | 2019-01-10 | 삼성전자 주식회사 | 적응적 움직임 벡터 해상도로 결정된 움직임 벡터의 부호화 장치 및 부호화 방법, 및 움직임 벡터의 복호화 장치 및 복호화 방법 |
| CN111758259B (zh) * | 2018-02-28 | 2024-06-07 | 三星电子株式会社 | 视频解码方法和设备以及视频编码方法和设备 |
-
2019
- 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 KR KR1020207024548A patent/KR102268089B1/ko active Active
- 2019-02-27 CN CN202410620874.0A patent/CN118368411A/zh active Pending
- 2019-02-27 KR KR1020217017734A patent/KR102368621B1/ko active Active
- 2019-02-27 WO PCT/KR2019/002377 patent/WO2019168347A1/ko not_active Ceased
- 2019-02-27 KR KR1020227006004A patent/KR102843212B1/ko active Active
- 2019-02-27 EP EP19760602.3A patent/EP3761643A4/en active Pending
- 2019-02-27 MX MX2020006790A patent/MX2020006790A/es unknown
- 2019-02-27 KR KR1020217017733A patent/KR102368620B1/ko active Active
- 2019-02-27 CN CN202410622555.3A patent/CN118368412A/zh active Pending
- 2019-02-27 KR KR1020217017736A patent/KR102368623B1/ko active Active
- 2019-02-27 CN CN202410624772.6A patent/CN118368413A/zh active Pending
- 2019-02-27 KR KR1020217017735A patent/KR102368622B1/ko active Active
-
2020
- 2020-07-13 MX MX2023012285A patent/MX2023012285A/es unknown
- 2020-07-13 MX MX2023012284A patent/MX2023012284A/es unknown
- 2020-07-13 MX MX2023012298A patent/MX2023012298A/es unknown
- 2020-07-13 MX MX2023012286A patent/MX2023012286A/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
-
2021
- 2021-04-12 US US17/228,308 patent/US11412251B2/en active Active
- 2021-04-12 US US17/228,197 patent/US11451822B2/en active Active
- 2021-04-12 US US17/228,269 patent/US11388435B2/en active Active
- 2021-04-12 US US17/228,234 patent/US11394998B2/en active Active
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CO2020009334A2 (es) | Método y aparato de decodificación de video y método y aparato de codificación de video | |
| MX2021015759A (es) | Metodos para decodificar o codificar el modo de prediccion, equipo de decodificacion o codificacion y medio de almacenamiento. | |
| MX2024013520A (es) | Método de codificación/decodificación de señal de imagen y aparato para el mismo | |
| MX2024009599A (es) | Metodo y dispositivo de codificacion/decodificacion de imagen, y flujo de bits de almacenamiento de medio de grabacion. | |
| MX2021011025A (es) | Un codificador, un decodificador y métodos correspondientes. | |
| CL2017002423A1 (es) | Determinación de modo de derivación de información de movimiento en codificación de video | |
| CL2020000873A1 (es) | Predicción afín en la codificación de video. | |
| MX2019000506A (es) | Metodo de decodificacion de video y dispositivo para ello y metodo de codificacion de video y dispositivo para ello. | |
| MX375837B (es) | Dispositivo de codificación de video y dispositivo de decodificación de video que usa la codificación de salto de alta precisión y método del mismo. | |
| MX2021005267A (es) | Metodo para codificar/decodificar se?al de imagen y dispositivo para la misma. | |
| MX2020013802A (es) | Metodo y aparato para codificar/decodificar imagenes usando parametros de cuantificacion, y medio de grabacion que almacena flujo de bits. | |
| MX2024014902A (es) | Metodo y aparato de codificacion/decodificacion de imagen, y medio de grabacion en el cual el flujo de bits es almacenado | |
| MX2024009884A (es) | Metodo de dise?o de sintaxis y aparato para realizar codificacion usando sintaxis. | |
| MX2021005149A (es) | Metodo para codificacion/decodifcacion de se?ales de video y aparato para lo mismo. | |
| MX2023011735A (es) | Metodo y dispositivo de codificacion, y metodo y dispositivo de decodificacion. | |
| MX2022010359A (es) | Metodo y aparato de codificacion/decodificacion de imagenes a base de inter-prediccion, y medio de grabacion que almacena flujo de bits. | |
| CL2021000671A1 (es) | Método de codificación/decodificación de señales de imagen y dispositivo para lo mismo | |
| MX2024004163A (es) | Codificador, decodificador, metodo de codificacion y metodo de decodificacion. | |
| MX2025008164A (es) | Método y dispositivo para señalizar señales relacionadas con modo de predicción en intra predicción | |
| MX2024012379A (es) | Metodo y aparato de codificacion/decodificacion de imagen, y medio de registro que almacena flujo de bits | |
| MX2024009501A (es) | Metodo y dispositivo de decodificacion de video, y metodo y dispositivo de codificacion de video. | |
| MX2022000156A (es) | Método y aparato para codificación/decodificación de video usando limitación de tamaño máximo de bloque de transformación de croma, y método para transmitir flujo de bits. | |
| MX2022008084A (es) | Metodo y aparato de codificacion/decodificacion de imagen para realizar prediccion con base en el tipo de modo de prediccion reconfigurada de nodo hoja, y metodo de transmision de flujo de bits. | |
| MX2021010368A (es) | Aparatos para codificar y decodificar imagenes, y metodos para codificar y decodificar imagenes mediante los mismos. | |
| MX2024009208A (es) | Metodo y aparato para decodificar video y metodo y aparato para codificar video. |