MX2022000237A - Metodo y aparato de codificacion/decodificacion de imagenes para llevar a cabo prediccion bidireccional, y metodo para transmitir flujos de bits. - Google Patents
Metodo y aparato de codificacion/decodificacion de imagenes para llevar a cabo prediccion bidireccional, y metodo para transmitir flujos de bits.Info
- Publication number
- MX2022000237A MX2022000237A MX2022000237A MX2022000237A MX2022000237A MX 2022000237 A MX2022000237 A MX 2022000237A MX 2022000237 A MX2022000237 A MX 2022000237A MX 2022000237 A MX2022000237 A MX 2022000237A MX 2022000237 A MX2022000237 A MX 2022000237A
- Authority
- MX
- Mexico
- Prior art keywords
- affine merge
- merge candidate
- decoding
- image
- directional prediction
- 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
-
- 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
- H04N19/573—Motion compensation with multiple frame prediction using two or more reference frames in a given prediction direction
-
- 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
- H04N19/103—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
- H04N19/134—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
- H04N19/50—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
- H04N19/527—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
- H04N19/50—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
-
- 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 proporcionan un método y aparato de codificación/decodificación de imágenes. Un método de decodificación de imágenes de acuerdo con la presente invención se lleva a cabo por un aparato de decodificación de imágenes. El método de decodificación de imágenes comprende derivar un candidato a fusión afín construido de un bloque actual, con base en que un modo de inter predicción del bloque actual sea un modo de fusión afín, construir una lista de candidatos a fusión afines que incluya el candidato a fusión afín construido, seleccionar un candidato a fusión afín del bloque actual con base en la lista de candidatos a fusión afines, generar un bloque de predicción del bloque actual con base en la información de movimiento del candidato a fusión afín seleccionado. La obtención del candidato a fusión afín construido puede comprender la obtención de un índice ponderado de bi-predicción para el candidato a fusión afín construido.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962871066P | 2019-07-05 | 2019-07-05 | |
| US201962884660P | 2019-08-08 | 2019-08-08 | |
| PCT/KR2020/008794 WO2021006576A1 (ko) | 2019-07-05 | 2020-07-06 | 양방향 예측을 수행하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MX2022000237A true MX2022000237A (es) | 2022-03-17 |
Family
ID=74114275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2022000237A MX2022000237A (es) | 2019-07-05 | 2020-07-06 | Metodo y aparato de codificacion/decodificacion de imagenes para llevar a cabo prediccion bidireccional, y metodo para transmitir flujos de bits. |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20220191535A1 (es) |
| KR (1) | KR102634644B1 (es) |
| CN (1) | CN114342377A (es) |
| MX (1) | MX2022000237A (es) |
| WO (1) | WO2021006576A1 (es) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101408698B1 (ko) * | 2007-07-31 | 2014-06-18 | 삼성전자주식회사 | 가중치 예측을 이용한 영상 부호화, 복호화 방법 및 장치 |
| US9503720B2 (en) * | 2012-03-16 | 2016-11-22 | Qualcomm Incorporated | Motion vector coding and bi-prediction in HEVC and its extensions |
| CN104782128B (zh) * | 2012-11-14 | 2017-10-24 | 寰发股份有限公司 | 用于三维或多维视图视频编码的方法及其装置 |
| WO2017118409A1 (en) * | 2016-01-07 | 2017-07-13 | Mediatek Inc. | Method and apparatus for affine merge mode prediction for video coding system |
| WO2017147765A1 (en) * | 2016-03-01 | 2017-09-08 | Mediatek Inc. | Methods for affine motion compensation |
| KR102431287B1 (ko) * | 2016-04-29 | 2022-08-10 | 세종대학교산학협력단 | 영상 신호 부호화/복호화 방법 및 장치 |
| WO2017197146A1 (en) * | 2016-05-13 | 2017-11-16 | Vid Scale, Inc. | Systems and methods for generalized multi-hypothesis prediction for video coding |
| WO2020233659A1 (en) * | 2019-05-21 | 2020-11-26 | Beijing Bytedance Network Technology Co., Ltd. | Adaptive motion vector difference resolution for affine mode |
-
2020
- 2020-07-06 MX MX2022000237A patent/MX2022000237A/es unknown
- 2020-07-06 KR KR1020217042566A patent/KR102634644B1/ko active IP Right Grant
- 2020-07-06 CN CN202080062626.9A patent/CN114342377A/zh active Pending
- 2020-07-06 WO PCT/KR2020/008794 patent/WO2021006576A1/ko active Application Filing
-
2021
- 2021-12-31 US US17/566,962 patent/US20220191535A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| WO2021006576A1 (ko) | 2021-01-14 |
| US20220191535A1 (en) | 2022-06-16 |
| KR20220004769A (ko) | 2022-01-11 |
| KR102634644B1 (ko) | 2024-02-06 |
| CN114342377A (zh) | 2022-04-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| MX2021003247A (es) | Metodo y aparato para procesar se?ales de video usando inter prediccion. | |
| CY1124915T1 (el) | Συσκευη για κωδικοποιηση/αποκωδικοποιηση εικονων | |
| MX2021003135A (es) | Metodo de codificacion y decodificacion de informacion de movimiento, y aparatos para codificar y decodificar informacion de movimiento. | |
| MX2021004176A (es) | Método y aparato de interpredicción. | |
| PH12021551031A1 (en) | Method for encoding/decoding image signal and device therefor | |
| MY194555A (en) | Method and Apparatus for Image Coding and Decoding Through Inter Prediction | |
| PH12021550644A1 (en) | Image signal encoding/decoding method and apparatus therefor | |
| MX2021005149A (es) | Metodo para codificacion/decodifcacion de se?ales de video y aparato para lo mismo. | |
| EP4262212A3 (en) | Image decoding and encoding method by an apparatus based on motion prediction in sub-block unit in image coding system | |
| PH12021550627A1 (en) | Image signal encoding/decoding method and device therefor | |
| WO2019050385A3 (ko) | 비디오 신호를 엔트로피 인코딩, 디코딩하는 방법 및 장치 | |
| MX2021002881A (es) | Método de decodificación de imagen basado en predicción de movimiento afín y aparato usando la lista de candidato de mvp afín en el sistema de codificación de imagen. | |
| MX2021000650A (es) | Metodo y aparato de codificacion/decodificacion de imagen, y medio de grabacion en el cual el flujo de bits es almacenado. | |
| MX2021003327A (es) | Metodo para codificar/decodificar una se?al de imagen y aparato para el mismo. | |
| MY181718A (en) | Image decoding method, image encoding method, image decoding device, image encoding device, and image encoding/decoding device | |
| MX2013012459A (es) | Metodo de codificacion de imagen, aparato de codificacion de imagenes, metodo de decodificacion de imagenes, aparato de decodificacion de imagenes y aparato de codificacion/decodificacio n de imagenes. | |
| MX366439B (es) | Metodo y dispositivo para cofigurar lista de candidatos de fusion para la codificacion y descodificacion de video inter-capas. | |
| MY174659A (en) | Method and apparatus for motion vector determination in video encoding or decoding | |
| MX2021001302A (es) | Metodo y dispositivo de codificacion/decodificacion de imagen, y flujo de bits de almacenamiento de medio de grabacion. | |
| MX347793B (es) | Metodo de codificacion de video, aparato de codificacion de video, metodo de decodificacion de video, aparato de decodificacion de video y aparato de codificacion/ decodificacion de video. | |
| EP2602998A4 (en) | METHOD AND DEVICE FOR GENERATING A PREPARED VALUE OF AN IMAGE | |
| MX2013007540A (es) | Metodo de codificacion predictiva, dispositivo de codificacion predictiva y programa de codificacion predictiva de vector de movimiento, y metodo de descodificacion predictiva, dispositivo de descodificacion predictiva, y programa de descodificacion predictiva de vector de movimiento. | |
| MY178477A (en) | Method and apparatus for encoding video and method and apparatus for decoding video determining inter-prediction reference picture list depending on block size | |
| PH12021551029A1 (en) | Image signal encoding/decoding method and apparatus therefor | |
| MX2022000234A (es) | Metodo y dispositivo de codificacion/decodificacion de video para derivar el indice de ponderacion para prediccion bidireccional de candidato de fusion, y metodo para transmitir flujo de bits. |