MX2020003873A - Codificacion y decodificacion de datos de imagen. - Google Patents
Codificacion y decodificacion de datos de imagen.Info
- Publication number
- MX2020003873A MX2020003873A MX2020003873A MX2020003873A MX2020003873A MX 2020003873 A MX2020003873 A MX 2020003873A MX 2020003873 A MX2020003873 A MX 2020003873A MX 2020003873 A MX2020003873 A MX 2020003873A MX 2020003873 A MX2020003873 A MX 2020003873A
- Authority
- MX
- Mexico
- Prior art keywords
- samples
- reference samples
- current
- prediction
- available
- Prior art date
Links
- 238000003491 array Methods 0.000 abstract 1
- 239000011159 matrix material Substances 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
- H04N19/134—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
- H04N19/102—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
- H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial 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
- H04N19/134—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
- H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence 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
- H04N19/10—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
-
- 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
- H04N19/167—Position within a video image, e.g. region of interest [ROI]
-
- 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
-
- 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
- H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
- H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
-
- 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
- H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
- H04N19/45—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder performing compensation of the inverse transform mismatch, e.g. Inverse Discrete Cosine Transform [IDCT] mismatch
-
- 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
- H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
-
- 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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
-
- 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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/625—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using discrete cosine transform [DCT]
-
- 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
- H04N19/156—Availability of hardware or computational resources, e.g. encoding based on power-saving criteria
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Discrete Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computing Systems (AREA)
- Theoretical Computer Science (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1717684.3A GB2567861A (en) | 2017-10-27 | 2017-10-27 | Image data encoding and decoding |
| GB1809024.1A GB2567913A (en) | 2017-10-27 | 2018-06-01 | Image data encoding and decoding |
| PCT/GB2018/053077 WO2019081927A1 (en) | 2017-10-27 | 2018-10-24 | CODING AND DECODING IMAGE DATA |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MX2020003873A true MX2020003873A (es) | 2020-08-13 |
Family
ID=60580162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2020003873A MX2020003873A (es) | 2017-10-27 | 2018-10-24 | Codificacion y decodificacion de datos de imagen. |
Country Status (13)
| Country | Link |
|---|---|
| US (7) | US10728556B2 (OSRAM) |
| EP (1) | EP3701723B1 (OSRAM) |
| JP (2) | JP2021500818A (OSRAM) |
| CN (1) | CN111279704B (OSRAM) |
| AU (1) | AU2018357062B2 (OSRAM) |
| BR (1) | BR112020007835A2 (OSRAM) |
| CA (1) | CA3080084A1 (OSRAM) |
| ES (1) | ES3040535T3 (OSRAM) |
| GB (3) | GB2567861A (OSRAM) |
| HU (1) | HUE073403T2 (OSRAM) |
| MX (1) | MX2020003873A (OSRAM) |
| RU (1) | RU2020113977A (OSRAM) |
| WO (2) | WO2019081929A1 (OSRAM) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115988205B (zh) * | 2018-06-15 | 2024-03-01 | 华为技术有限公司 | 用于帧内预测的方法、装置 |
| US11343536B2 (en) | 2018-06-27 | 2022-05-24 | Kt Corporation | Method and apparatus for processing video signal |
| GB2577336A (en) | 2018-09-24 | 2020-03-25 | Sony Corp | Image data encoding and decoding |
| US11509919B2 (en) * | 2018-10-17 | 2022-11-22 | Tencent America | Reference sample memory size restrictions for intra block copy |
| CN122053825A (zh) * | 2018-12-25 | 2026-05-15 | Oppo广东移动通信有限公司 | 解码预测方法、装置及计算机存储介质 |
| EP4222708A1 (en) * | 2020-09-30 | 2023-08-09 | InterDigital CE Patent Holdings, SAS | A method and an apparatus for encoding/decoding at least one attribute of an animated 3d object |
Family Cites Families (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030202590A1 (en) * | 2002-04-30 | 2003-10-30 | Qunshan Gu | Video encoding using direct mode predicted frames |
| US7440500B2 (en) * | 2003-07-15 | 2008-10-21 | Lsi Logic Corporation | Supporting motion vectors outside picture boundaries in motion estimation process |
| JP5686499B2 (ja) * | 2009-01-22 | 2015-03-18 | 株式会社Ｎｔｔドコモ | 画像予測符号化装置、方法及びプログラム、画像予測復号装置、方法及びプログラム、並びに、符号化・復号システム及び方法 |
| JP2012191295A (ja) * | 2011-03-09 | 2012-10-04 | Canon Inc | 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム |
| US20120236936A1 (en) * | 2011-03-14 | 2012-09-20 | Segall Christopher A | Video coding based on edge determination |
| KR101383775B1 (ko) | 2011-05-20 | 2014-04-14 | 주식회사 케이티 | 화면 내 예측 방법 및 장치 |
| US9077578B1 (en) * | 2011-06-06 | 2015-07-07 | Vuemix, Inc. | Scalable real-time video compositing systems and methods |
| KR20130049525A (ko) | 2011-11-04 | 2013-05-14 | 오수미 | 잔차 블록 복원을 위한 역변환 방법 |
| US9237344B2 (en) | 2012-03-22 | 2016-01-12 | Qualcomm Incorporated | Deriving context for last position coding for video coding |
| US9247251B1 (en) * | 2013-07-26 | 2016-01-26 | Google Inc. | Right-edge extension for quad-tree intra-prediction |
| GB2521828A (en) * | 2013-12-23 | 2015-07-08 | Sony Corp | Data encoding and decoding |
| CA2964642A1 (en) | 2014-10-31 | 2016-05-06 | Mediatek Inc. | Method of improved directional intra prediction for video coding |
| US10659805B2 (en) * | 2015-01-29 | 2020-05-19 | Ecole De Technologie Superieure | Method and apparatus for video intermodal transcoding |
| CN115002457B (zh) * | 2015-06-05 | 2025-05-06 | 杜比实验室特许公司 | 图像编码和解码方法和图像解码设备 |
| PH12018500454B1 (en) * | 2015-09-03 | 2024-02-28 | Mediatek Inc | Method and apparatus of nueral network based processing in video coding |
| EP3148190A1 (en) * | 2015-09-25 | 2017-03-29 | Thomson Licensing | Method and apparatus for intra prediction in video encoding and decoding |
| CN108293116A (zh) * | 2015-11-24 | 2018-07-17 | 三星电子株式会社 | 视频解码方法及设备和视频编码方法及设备 |
| KR20180086203A (ko) * | 2015-12-17 | 2018-07-30 | 삼성전자주식회사 | 영상을 부호화/복호화 하는 방법 및 그 장치 |
| US10390021B2 (en) * | 2016-03-18 | 2019-08-20 | Mediatek Inc. | Method and apparatus of video coding |
| US11259047B2 (en) * | 2016-04-06 | 2022-02-22 | Kt Corporation | Method and apparatus for processing video signal |
| US10764576B2 (en) * | 2016-05-04 | 2020-09-01 | Microsoft Technology Licensing, Llc | Intra-picture prediction using non-adjacent reference lines of sample values |
| WO2017205701A1 (en) * | 2016-05-25 | 2017-11-30 | Arris Enterprises Llc | Weighted angular prediction for intra coding |
| US10230961B2 (en) * | 2016-06-03 | 2019-03-12 | Mediatek Inc. | Method and apparatus for template-based intra prediction in image and video coding |
| PL3890326T3 (pl) * | 2016-06-24 | 2024-02-12 | Kt Corporation | Predykcja wewnątrzobrazowa z wykorzystaniem pikseli referencyjnych z dodatkowych linii |
| CN116527887B (zh) * | 2016-08-01 | 2025-09-30 | 韩国电子通信研究院 | 图像编码/解码方法和设备以及存储比特流的记录介质 |
| CN109804625B (zh) * | 2016-10-04 | 2024-08-13 | Lx半导体科技有限公司 | 对图像编码/解码的方法和装置及存储比特流的记录介质 |
| US10951912B2 (en) | 2016-10-05 | 2021-03-16 | Qualcomm Incorporated | Systems and methods for adaptive selection of weights for video coding |
| CN117336508A (zh) * | 2017-07-06 | 2024-01-02 | Lx 半导体科技有限公司 | 图像编码/解码设备和发送图像数据的设备 |
| CN118413668A (zh) * | 2017-11-28 | 2024-07-30 | Lx 半导体科技有限公司 | 图像编码/解码方法、图像数据的传输方法和存储介质 |
-
2017
- 2017-10-27 GB GB1717684.3A patent/GB2567861A/en not_active Withdrawn
-
2018
- 2018-06-01 GB GB1809024.1A patent/GB2567913A/en not_active Withdrawn
- 2018-08-01 GB GB1812556.7A patent/GB2567918A/en not_active Withdrawn
- 2018-08-09 US US16/059,685 patent/US10728556B2/en active Active
- 2018-10-24 US US16/756,211 patent/US11330275B2/en active Active
- 2018-10-24 WO PCT/GB2018/053079 patent/WO2019081929A1/en not_active Ceased
- 2018-10-24 ES ES18797036T patent/ES3040535T3/es active Active
- 2018-10-24 CN CN201880069711.0A patent/CN111279704B/zh active Active
- 2018-10-24 JP JP2020523332A patent/JP2021500818A/ja active Pending
- 2018-10-24 AU AU2018357062A patent/AU2018357062B2/en active Active
- 2018-10-24 EP EP18797036.3A patent/EP3701723B1/en active Active
- 2018-10-24 WO PCT/GB2018/053077 patent/WO2019081927A1/en not_active Ceased
- 2018-10-24 MX MX2020003873A patent/MX2020003873A/es unknown
- 2018-10-24 CA CA3080084A patent/CA3080084A1/en active Pending
- 2018-10-24 HU HUE18797036A patent/HUE073403T2/hu unknown
- 2018-10-24 RU RU2020113977A patent/RU2020113977A/ru unknown
- 2018-10-24 BR BR112020007835-2A patent/BR112020007835A2/pt unknown
- 2018-10-24 US US16/753,139 patent/US11159803B2/en active Active
-
2020
- 2020-07-09 US US16/924,900 patent/US11523121B2/en active Active
-
2021
- 2021-07-30 US US17/390,283 patent/US11949882B2/en active Active
-
2022
- 2022-11-21 US US17/990,881 patent/US20230083246A1/en not_active Abandoned
-
2023
- 2023-01-27 US US18/160,767 patent/US12137231B2/en active Active
- 2023-09-13 JP JP2023148233A patent/JP2023166555A/ja active Pending
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CL2021000527A1 (es) | Método y dispositivo de codificación / decodificación de imágenes utilizando intra predicción | |
| BR112019007423A2 (pt) | método de decodificação de imagem e aparelho que depende de intrapredição no sistema de codificação de imagem | |
| MX2024011792A (es) | Metodo para codificar/decodificar una se?al de imagen y aparato para el mismo | |
| MX2024012717A (es) | Metodo y aparato de interprediccion | |
| CO2019007119A2 (es) | Predicción temporal de filtrado en bucle adaptativo modificada para soporte de escalabilidad | |
| MX2021005267A (es) | Metodo para codificar/decodificar se?al de imagen y dispositivo para la misma. | |
| CY1123141T1 (el) | Μεθοδος και συσκευη για την αποκωδικοποiηση λειτουργιας ενδοπροβλεψης | |
| MX2021007328A (es) | Intrapredicciones usando transformaciones lineales o afines con reduccion de muestras vecinas. | |
| TN2017000288A1 (en) | Sub-prediction unit based advanced temporal motion vector prediction | |
| CL2017002384A1 (es) | Derivación de información de movimiento para sub-bloques en codificación de video | |
| BR112017026588A2 (pt) | predição de vetor de movimento de unidade de subpredição com o uso de informações de movimento espacial e/ou temporal | |
| MX2024013520A (es) | Método de codificación/decodificación de señal de imagen y aparato para el mismo | |
| CL2021001015A1 (es) | Suavizado e interpolación de intra predicción de ángulo ancho | |
| CL2017002954A1 (es) | Copia intra bloque a nivel de segmento y otras mejoras de la codificación de video | |
| AR107349A1 (es) | Intrapredicción híbrida | |
| MX2020009968A (es) | Metodo y dispositivo de codificacion/decodificacion de imagen. | |
| MX375755B (es) | Método de predicción de imagen y aparato relacionado. | |
| BR112021025335A2 (pt) | Aparelho para decodificar ou codificar um bloco predeterminado de uma imagem com o uso de intraprevisão, métodos e fluxo de dados | |
| BR112021026574A2 (pt) | Método e aparelho para codificação e decodificação de vídeo com intrapredição baseada em matriz | |
| AR116861A1 (es) | Restricciones de predicción de copia intrabloque en la codificación de video | |
| MY170951A (en) | Method and apparatus for intra predicting video | |
| MX2021013521A (es) | Prediccion basada en bloques. | |
| MX2024012208A (es) | Metodo y aparato de prediccion de decodificacion y medio de almacenamiento computacional | |
| RU2020113977A (ru) | Кодирование и декодирование данных изображения | |
| MX2021015939A (es) | Metodo, aparato y dispositivo de codificacion y decodificacion. |