BR112023017637A2 - Codificação de quadro b aprendida usando sistema de codificação de quadro p - Google Patents
Codificação de quadro b aprendida usando sistema de codificação de quadro pInfo
- Publication number
- BR112023017637A2 BR112023017637A2 BR112023017637A BR112023017637A BR112023017637A2 BR 112023017637 A2 BR112023017637 A2 BR 112023017637A2 BR 112023017637 A BR112023017637 A BR 112023017637A BR 112023017637 A BR112023017637 A BR 112023017637A BR 112023017637 A2 BR112023017637 A2 BR 112023017637A2
- Authority
- BR
- Brazil
- Prior art keywords
- frame
- learned
- frame coding
- coding
- input
- Prior art date
Links
- 238000000034 method Methods 0.000 abstract 5
- 230000002457 bidirectional effect Effects 0.000 abstract 1
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
- H04N19/10—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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
-
- 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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
- G06N3/00—Computing arrangements based on biological models
- G06N3/02—Neural networks
- G06N3/04—Architecture, e.g. interconnection topology
- G06N3/045—Combinations of networks
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
- G06N3/00—Computing arrangements based on biological models
- G06N3/02—Neural networks
- G06N3/04—Architecture, e.g. interconnection topology
- G06N3/045—Combinations of networks
- G06N3/0455—Auto-encoder networks; Encoder-decoder networks
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
- G06N3/00—Computing arrangements based on biological models
- G06N3/02—Neural networks
- G06N3/04—Architecture, e.g. interconnection topology
- G06N3/0464—Convolutional networks [CNN, ConvNet]
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
- G06N3/00—Computing arrangements based on biological models
- G06N3/02—Neural networks
- G06N3/06—Physical realisation, i.e. hardware implementation of neural networks, neurons or parts of neurons
- G06N3/063—Physical realisation, i.e. hardware implementation of neural networks, neurons or parts of neurons using electronic means
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
- G06N3/00—Computing arrangements based on biological models
- G06N3/02—Neural networks
- G06N3/08—Learning methods
- G06N3/088—Non-supervised learning, e.g. competitive learning
-
- 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
- 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
- H04N19/169—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
- H04N19/573—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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/587—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal sub-sampling or interpolation, e.g. decimation or subsequent interpolation of pictures in a video sequence
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Theoretical Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Biophysics (AREA)
- Computational Linguistics (AREA)
- Artificial Intelligence (AREA)
- Data Mining & Analysis (AREA)
- Evolutionary Computation (AREA)
- General Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Software Systems (AREA)
- Neurology (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Abstract
codificação de quadro b aprendida usando sistema de codificação de quadro p. as técnicas são descritas para processamento de dados de vídeo, como a realização de codificação bidirecional aprendida usando um sistema de codificação unidirecional e um quadro de referência interpolado. por exemplo, um processo pode incluir obter um primeiro quadro de referência e um segundo quadro de referência. o processo pode incluir gerar um terceiro quadro de referência, pelo menos em parte, ao realizar a interpolação entre o primeiro quadro de referência e o segundo quadro de referência. o processo pode incluir realizar predição inter unidirecional em um quadro de entrada com base no terceiro quadro de referência, por exemplo, estimando o movimento entre um quadro de entrada e o terceiro quadro de referência, e gerar um quadro distorcido, pelo menos em parte, ao distorcer um ou mais pixels do terceiro quadro de referência com base no movimento estimado. o processo pode incluir gerar, com base no quadro distorcido e em um residual predito, um quadro reconstruído representando o quadro de entrada, o quadro reconstruído incluindo um quadro predito bidirecionalmente.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US17/198,813 US11831909B2 (en) | 2021-03-11 | 2021-03-11 | Learned B-frame coding using P-frame coding system |
PCT/US2022/014143 WO2022191933A1 (en) | 2021-03-11 | 2022-01-27 | Learned b-frame coding using p-frame coding system |
Publications (1)
Publication Number | Publication Date |
---|---|
BR112023017637A2 true BR112023017637A2 (pt) | 2024-01-23 |
Family
ID=80787118
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR112023017637A BR112023017637A2 (pt) | 2021-03-11 | 2022-01-27 | Codificação de quadro b aprendida usando sistema de codificação de quadro p |
Country Status (8)
Country | Link |
---|---|
US (2) | US11831909B2 (pt) |
EP (1) | EP4305839A1 (pt) |
JP (1) | JP2024509881A (pt) |
KR (1) | KR20230154022A (pt) |
CN (1) | CN117015968A (pt) |
BR (1) | BR112023017637A2 (pt) |
TW (1) | TW202236849A (pt) |
WO (1) | WO2022191933A1 (pt) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11889057B2 (en) * | 2021-02-02 | 2024-01-30 | Novatek Microelectronics Corp. | Video encoding method and related video encoder |
CN117974814A (zh) * | 2022-10-26 | 2024-05-03 | 荣耀终端有限公司 | 用于图像处理的方法、装置及存储介质 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8934552B2 (en) | 2011-03-31 | 2015-01-13 | Qualcomm Incorporated | Combined reference picture list construction and mapping |
US9426463B2 (en) * | 2012-02-08 | 2016-08-23 | Qualcomm Incorporated | Restriction of prediction units in B slices to uni-directional inter prediction |
US9451277B2 (en) | 2012-02-08 | 2016-09-20 | Qualcomm Incorporated | Restriction of prediction units in B slices to uni-directional inter prediction |
US9258562B2 (en) * | 2012-06-13 | 2016-02-09 | Qualcomm Incorporated | Derivation of depth map estimate |
US10404992B2 (en) * | 2015-07-27 | 2019-09-03 | Qualcomm Incorporated | Methods and systems of restricting bi-prediction in video coding |
EP3673655A1 (en) | 2017-08-22 | 2020-07-01 | Google LLC | Optical flow estimation for motion compensated prediction in video coding |
US11019355B2 (en) | 2018-04-03 | 2021-05-25 | Electronics And Telecommunications Research Institute | Inter-prediction method and apparatus using reference frame generated based on deep learning |
US11405626B2 (en) * | 2020-03-03 | 2022-08-02 | Qualcomm Incorporated | Video compression using recurrent-based machine learning systems |
US11430138B2 (en) * | 2020-03-05 | 2022-08-30 | Huawei Technologies Co., Ltd. | Systems and methods for multi-frame video frame interpolation |
-
2021
- 2021-03-11 US US17/198,813 patent/US11831909B2/en active Active
-
2022
- 2022-01-27 KR KR1020237030157A patent/KR20230154022A/ko unknown
- 2022-01-27 WO PCT/US2022/014143 patent/WO2022191933A1/en active Application Filing
- 2022-01-27 EP EP22704665.3A patent/EP4305839A1/en active Pending
- 2022-01-27 BR BR112023017637A patent/BR112023017637A2/pt unknown
- 2022-01-27 JP JP2023554362A patent/JP2024509881A/ja active Pending
- 2022-01-27 CN CN202280019006.6A patent/CN117015968A/zh active Pending
- 2022-01-28 TW TW111104143A patent/TW202236849A/zh unknown
-
2023
- 2023-06-28 US US18/343,618 patent/US20240022761A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
JP2024509881A (ja) | 2024-03-05 |
EP4305839A1 (en) | 2024-01-17 |
WO2022191933A1 (en) | 2022-09-15 |
US20220295095A1 (en) | 2022-09-15 |
US20240022761A1 (en) | 2024-01-18 |
KR20230154022A (ko) | 2023-11-07 |
US11831909B2 (en) | 2023-11-28 |
TW202236849A (zh) | 2022-09-16 |
CN117015968A (zh) | 2023-11-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BR112023017637A2 (pt) | Codificação de quadro b aprendida usando sistema de codificação de quadro p | |
US10284869B2 (en) | Constrained motion field estimation for hardware efficiency | |
MX2021003247A (es) | Metodo y aparato para procesar se?ales de video usando inter prediccion. | |
BR122021008241A2 (pt) | método de decodificação de imagem realizado por um aparelho de decodificação, método de codificação de imagem realizado por um aparelho de codificação e mídia de armazenamento legível por computador não transitória | |
ZA202107451B (en) | Chroma coding mode determination based on matrix-based intra prediction | |
MX2023000074A (es) | Metodo de decodificacion de video y dispositivo para ello y metodo de codificacion de video y dispositivo para ello. | |
JP2017511620A5 (pt) | ||
JP2020522169A5 (pt) | ||
MY183484A (en) | Method and apparatus for resource sharing between intra block copy mode and inter prediction mode in video coding systems | |
MX2020005757A (es) | Dispositivo codificador de imagenes, dispositivo decodificador de imagenes, metodo de codificacion de imagenes y metodo de decodificacion de imagenes. | |
BRPI0606786A2 (pt) | método de restauração de um vetor de movimento, e aparelho para restauração de um vetor de movimento | |
US20120294372A1 (en) | Motion vector predictive encoding method, motion vector predictive decoding method, moving picture encoding apparatus, moving picture decoding apparatus, and programs thereof | |
US20120294371A1 (en) | Motion vector predictive encoding method, motion vector predictive decoding method, moving picture encoding apparatus, moving picture decoding apparatus, and programs thereof | |
JP2009510929A (ja) | より正確な動作情報を用いたフレーム補間 | |
EP2536148B1 (en) | Predictive coding method for motion vector, predictive decoding method for motion vector, video coding device, video decoding device, and programs therefor | |
RU2523920C2 (ru) | Способ кодирования с предсказанием вектора движения, способ декодирования с предсказанием вектора движения, устройство кодирования фильма, устройство декодирования фильма и их программы | |
BR112015006109A2 (pt) | dispositivo de codificação de previsão de vídeo, método de codificação de previsão de vídeo, dispositivo de decodificação de previsão de vídeo e método de decodificação de previsão de vídeo | |
JP2022177268A5 (pt) | ||
BR112022018884A2 (pt) | Método de processamento de vídeo, aparelho para processamento de dados de vídeo, meios de armazenamento e de gravação não transitórios legíveis por computador | |
JP2021505013A5 (pt) | ||
JPWO2010100672A1 (ja) | 圧縮動画符号化装置、圧縮動画復号化装置、圧縮動画符号化方法および圧縮動画復号化方法 | |
BR122022002096A8 (pt) | Método de decodificação/codificação de imagem realizado por um aparelho de decodificação/codificação, aparelho de decodificação/codificação para decodificação/codificação de imagem, método de transmissão de dados para imagem e mídia de armazenamento legível por computador não transitória | |
CN109151476B (zh) | 一种基于双向预测的b帧图像的参考帧生成方法及装置 | |
CN112203091B (zh) | 基于二次多项式的运动矢量预测方法、系统及计算机介质 | |
JP2013240046A5 (pt) |