MX2021001569A - Metodo y dispositivo de prediccion de componente de imagen de video, y medio de almacenamiento de computadora. - Google Patents
Metodo y dispositivo de prediccion de componente de imagen de video, y medio de almacenamiento de computadora.Info
- Publication number
- MX2021001569A MX2021001569A MX2021001569A MX2021001569A MX2021001569A MX 2021001569 A MX2021001569 A MX 2021001569A MX 2021001569 A MX2021001569 A MX 2021001569A MX 2021001569 A MX2021001569 A MX 2021001569A MX 2021001569 A MX2021001569 A MX 2021001569A
- Authority
- MX
- Mexico
- Prior art keywords
- image component
- coding block
- current coding
- neighboring reference
- storage medium
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 3
- 238000005070 sampling Methods 0.000 abstract 5
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
- H04N19/10—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
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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
- H04N19/10—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
- H04N19/186—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 a colour or a chrominance component
-
- 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
- H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
-
- 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
- H04N19/146—Data rate or code amount at the encoder output
- H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
-
- 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
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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
- H04N19/20—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video object 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
- H04N19/50—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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Abstract
Un método y dispositivo de predicción de componente de imagen de video, y un medio de almacenamiento de computadora; el método comprende: adquirir por lo menos un valor de umbral de acuerdo con primeros valores de reconstrucción de componente de imagen de todos los puntos de muestreo de un bloque de codificación actual (S601); llevar a cabo el agrupamiento de acuerdo con un resultado de la comparación de un primer valor de referencia vecino de componente de imagen del bloque de codificación actual y el por lo menos un valor de umbral, a modo de obtener por lo menos dos grupos de los primeros valores de referencia vecinos de componente de imagen y los segundos valores de referencia vecinos de componente de imagen (S602); establecer por lo menos dos modelos de cómputo de acuerdo con los por lo menos dos grupos de los primeros valores de referencia vecinos de componente de imagen y los segundos valores de referencia vecinos de componente de imagen (S603); seleccionar, de los por lo menos dos modelos de cómputo, un modelo de cómputo correspondiente a cada punto de muestreo en el bloque de codificación actual de acuerdo con un resultado de la comparación de los primeros valores de reconstrucción de componente de imagen de todos los puntos de muestreo del bloque de codificación actual y el por lo menos un valor de umbral (S604); y de acuerdo con el modelo de cómputo correspondiente a cada punto de muestreo en el bloque de codificación actual, adquirir un segundo valor de predicción de componente de imagen de cada punto de muestreo en el bloque de codificación actual (S605).
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2018/099684 WO2020029187A1 (zh) | 2018-08-09 | 2018-08-09 | 视频图像分量的预测方法、装置及计算机存储介质 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MX2021001569A true MX2021001569A (es) | 2021-04-28 |
Family
ID=69415366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2021001569A MX2021001569A (es) | 2018-08-09 | 2018-08-09 | Metodo y dispositivo de prediccion de componente de imagen de video, y medio de almacenamiento de computadora. |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US11503312B2 (es) |
| EP (1) | EP3823278A4 (es) |
| JP (1) | JP2022500890A (es) |
| KR (1) | KR20210042355A (es) |
| CN (3) | CN112534817A (es) |
| AU (1) | AU2018435559A1 (es) |
| BR (1) | BR112021002191A2 (es) |
| CA (1) | CA3109008A1 (es) |
| IL (1) | IL280692A (es) |
| MX (1) | MX2021001569A (es) |
| PH (1) | PH12021550290A1 (es) |
| SG (1) | SG11202101331RA (es) |
| WO (1) | WO2020029187A1 (es) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11363284B2 (en) | 2019-05-09 | 2022-06-14 | Qualcomm Incorporated | Upsampling in affine linear weighted intra prediction |
| WO2023275434A1 (en) * | 2021-06-28 | 2023-01-05 | Nokia Technologies Oy | An apparatus and a method for video coding and decoding |
| CN113489974B (zh) * | 2021-07-02 | 2023-05-16 | 浙江大华技术股份有限公司 | 帧内预测方法、视频/图像编解码方法及相关装置 |
| WO2023197194A1 (zh) * | 2022-04-12 | 2023-10-19 | Oppo广东移动通信有限公司 | 编解码方法、装置、编码设备、解码设备以及存储介质 |
| WO2023247822A1 (en) * | 2022-06-20 | 2023-12-28 | Nokia Technologies Oy | An apparatus, a method and a computer program for video coding and decoding |
| WO2024074129A1 (en) * | 2022-10-07 | 2024-04-11 | Mediatek Inc. | Method and apparatus of inheriting temporal neighbouring model parameters in video coding system |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100232506A1 (en) * | 2006-02-17 | 2010-09-16 | Peng Yin | Method for handling local brightness variations in video |
| KR101789634B1 (ko) * | 2010-04-09 | 2017-10-25 | 엘지전자 주식회사 | 비디오 데이터 처리 방법 및 장치 |
| CN103096055B (zh) | 2011-11-04 | 2016-03-30 | 华为技术有限公司 | 一种图像信号帧内预测及解码的方法和装置 |
| US9451277B2 (en) | 2012-02-08 | 2016-09-20 | Qualcomm Incorporated | Restriction of prediction units in B slices to uni-directional inter prediction |
| CN103379321B (zh) | 2012-04-16 | 2017-02-01 | 华为技术有限公司 | 视频图像分量的预测方法和装置 |
| CN106998470B (zh) * | 2016-01-25 | 2020-03-20 | 华为技术有限公司 | 解码方法、编码方法、解码设备和编码设备 |
| US10652575B2 (en) * | 2016-09-15 | 2020-05-12 | Qualcomm Incorporated | Linear model chroma intra prediction for video coding |
| JP7036628B2 (ja) * | 2017-03-10 | 2022-03-15 | パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ | 符号化装置、復号装置、符号化方法及び復号方法 |
| WO2018236028A1 (ko) * | 2017-06-21 | 2018-12-27 | 엘지전자(주) | 인트라 예측 모드 기반 영상 처리 방법 및 이를 위한 장치 |
| CN107580222B (zh) * | 2017-08-01 | 2020-02-14 | 北京交通大学 | 一种基于线性模型预测的图像或视频编码方法 |
| GB2571313B (en) * | 2018-02-23 | 2022-09-21 | Canon Kk | New sample sets and new down-sampling schemes for linear component sample prediction |
-
2018
- 2018-08-09 CN CN201880096258.2A patent/CN112534817A/zh active Pending
- 2018-08-09 CA CA3109008A patent/CA3109008A1/en not_active Abandoned
- 2018-08-09 BR BR112021002191-4A patent/BR112021002191A2/pt not_active IP Right Cessation
- 2018-08-09 EP EP18929384.8A patent/EP3823278A4/en active Pending
- 2018-08-09 AU AU2018435559A patent/AU2018435559A1/en not_active Abandoned
- 2018-08-09 CN CN202310639796.4A patent/CN116668675A/zh active Pending
- 2018-08-09 MX MX2021001569A patent/MX2021001569A/es unknown
- 2018-08-09 WO PCT/CN2018/099684 patent/WO2020029187A1/zh unknown
- 2018-08-09 KR KR1020217006974A patent/KR20210042355A/ko not_active Application Discontinuation
- 2018-08-09 JP JP2021506620A patent/JP2022500890A/ja not_active Withdrawn
- 2018-08-09 SG SG11202101331RA patent/SG11202101331RA/en unknown
- 2018-08-09 CN CN202110315871.2A patent/CN113068028B/zh active Active
-
2021
- 2021-02-07 IL IL280692A patent/IL280692A/en unknown
- 2021-02-08 US US17/170,770 patent/US11503312B2/en active Active
- 2021-02-08 PH PH12021550290A patent/PH12021550290A1/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IL280692A (en) | 2021-03-25 |
| US20210160515A1 (en) | 2021-05-27 |
| WO2020029187A1 (zh) | 2020-02-13 |
| BR112021002191A2 (pt) | 2021-05-04 |
| CN113068028B (zh) | 2023-05-26 |
| KR20210042355A (ko) | 2021-04-19 |
| PH12021550290A1 (en) | 2021-10-11 |
| SG11202101331RA (en) | 2021-03-30 |
| US11503312B2 (en) | 2022-11-15 |
| AU2018435559A1 (en) | 2021-03-11 |
| CN116668675A (zh) | 2023-08-29 |
| CA3109008A1 (en) | 2020-02-13 |
| EP3823278A1 (en) | 2021-05-19 |
| CN113068028A (zh) | 2021-07-02 |
| JP2022500890A (ja) | 2022-01-04 |
| CN112534817A (zh) | 2021-03-19 |
| EP3823278A4 (en) | 2021-05-19 |
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