MX2023007245A - Prediccion de hipotesis multiples para la codificacion de video. - Google Patents
Prediccion de hipotesis multiples para la codificacion de video.Info
- Publication number
- MX2023007245A MX2023007245A MX2023007245A MX2023007245A MX2023007245A MX 2023007245 A MX2023007245 A MX 2023007245A MX 2023007245 A MX2023007245 A MX 2023007245A MX 2023007245 A MX2023007245 A MX 2023007245A MX 2023007245 A MX2023007245 A MX 2023007245A
- Authority
- MX
- Mexico
- Prior art keywords
- prediction
- mode
- block
- mhp
- current block
- 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
- H04N19/50—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
- H04N19/105—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
- H04N19/124—Quantisation
-
- 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
- H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
- H04N19/34—Scalability techniques involving progressive bit-plane based encoding of the enhancement layer, e.g. fine granular scalability [FGS]
-
- 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
- H04N19/523—Motion estimation or motion compensation with sub-pixel accuracy
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Color Television Systems (AREA)
Abstract
Un dispositivo de ejemplo para decodificar datos de video incluye uno o más procesadores configurados para: determinar que se especifican una primera ponderación y una segunda ponderación para un bloque actual predicho de modo de bipredicción de datos de video; determinar si el bloque actual se va a predecir utilizando el modo de predicción de hipótesis múltiples (MHP) con el modo de bipredicción como modo de base; en respuesta a determinar que el bloque actual va a ser predicho utilizando el modo de MHP con el modo de bipredicción como modo de base, determinar un modo de interpredicción adicional del modo de MHP; generar un primer bloque de predicción según el modo de bipredicción; generar un segundo bloque de predicción según el modo de interpredicción adicional; generar un bloque de predicción final para el bloque actual según el modo de MHP utilizando el primer bloque de predicción y el segundo bloque de predicción; y decodificar el bloque actual utilizando el bloque de predicción final.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US202063130232P | 2020-12-23 | 2020-12-23 | |
US17/644,519 US20220201322A1 (en) | 2020-12-23 | 2021-12-15 | Multiple hypothesis prediction for video coding |
PCT/US2021/063856 WO2022140160A1 (en) | 2020-12-23 | 2021-12-16 | Multiple hypothesis prediction for video coding |
Publications (1)
Publication Number | Publication Date |
---|---|
MX2023007245A true MX2023007245A (es) | 2023-06-29 |
Family
ID=79230573
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX2023007245A MX2023007245A (es) | 2020-12-23 | 2021-12-16 | Prediccion de hipotesis multiples para la codificacion de video. |
Country Status (11)
Country | Link |
---|---|
EP (1) | EP4268451A1 (es) |
JP (1) | JP2024501154A (es) |
KR (1) | KR20230123933A (es) |
AU (1) | AU2021409231A1 (es) |
CA (1) | CA3197884A1 (es) |
CL (1) | CL2023001835A1 (es) |
CO (1) | CO2023008054A2 (es) |
IL (1) | IL301828A (es) |
MX (1) | MX2023007245A (es) |
TW (1) | TW202228441A (es) |
WO (1) | WO2022140160A1 (es) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11695965B1 (en) | 2022-10-13 | 2023-07-04 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Video coding using a coded picture buffer |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102480191B1 (ko) * | 2016-05-13 | 2022-12-21 | 브이아이디 스케일, 인크. | 비디오 코딩을 위한 일반화된 다중-가설 예측 시스템 및 방법 |
CN112868239B (zh) * | 2018-10-23 | 2023-05-30 | 北京字节跳动网络技术有限公司 | 并置的局部照明补偿和帧内块复制编解码 |
WO2020132168A1 (en) * | 2018-12-21 | 2020-06-25 | Interdigital Vc Holdings, Inc. | Syntax for motion information signaling in video coding |
-
2021
- 2021-12-16 IL IL301828A patent/IL301828A/en unknown
- 2021-12-16 JP JP2023533329A patent/JP2024501154A/ja active Pending
- 2021-12-16 MX MX2023007245A patent/MX2023007245A/es unknown
- 2021-12-16 CA CA3197884A patent/CA3197884A1/en active Pending
- 2021-12-16 WO PCT/US2021/063856 patent/WO2022140160A1/en active Application Filing
- 2021-12-16 KR KR1020237018096A patent/KR20230123933A/ko unknown
- 2021-12-16 AU AU2021409231A patent/AU2021409231A1/en active Pending
- 2021-12-16 EP EP21836302.6A patent/EP4268451A1/en active Pending
- 2021-12-16 TW TW110147281A patent/TW202228441A/zh unknown
-
2023
- 2023-06-20 CL CL2023001835A patent/CL2023001835A1/es unknown
- 2023-06-21 CO CONC2023/0008054A patent/CO2023008054A2/es unknown
Also Published As
Publication number | Publication date |
---|---|
TW202228441A (zh) | 2022-07-16 |
CA3197884A1 (en) | 2022-06-30 |
WO2022140160A1 (en) | 2022-06-30 |
JP2024501154A (ja) | 2024-01-11 |
IL301828A (en) | 2023-06-01 |
CL2023001835A1 (es) | 2024-01-05 |
AU2021409231A1 (en) | 2023-05-18 |
EP4268451A1 (en) | 2023-11-01 |
KR20230123933A (ko) | 2023-08-24 |
CO2023008054A2 (es) | 2023-07-10 |
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