MX2020014112A - Método y dispositivo de predicción intra-trama. - Google Patents
Método y dispositivo de predicción intra-trama.Info
- Publication number
- MX2020014112A MX2020014112A MX2020014112A MX2020014112A MX2020014112A MX 2020014112 A MX2020014112 A MX 2020014112A MX 2020014112 A MX2020014112 A MX 2020014112A MX 2020014112 A MX2020014112 A MX 2020014112A MX 2020014112 A MX2020014112 A MX 2020014112A
- Authority
- MX
- Mexico
- Prior art keywords
- intra
- frame prediction
- current block
- pixel
- prediction method
- 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
- H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
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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
- 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
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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
- H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
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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
- H04N19/117—Filters, e.g. for pre-processing or post-processing
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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
- H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
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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
- H04N19/124—Quantisation
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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
- H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
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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
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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
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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
- H04N19/167—Position within a video image, e.g. region of interest [ROI]
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- H—ELECTRICITY
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- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
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- 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
- H04N19/10—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
- H04N19/182—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 pixel
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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
- H04N19/46—Embedding additional information in the video signal during the compression process
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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
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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
- H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
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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
- H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
Abstract
Un método y dispositivo de predicción intra-trama, de acuerdo con la presente invención, permite derivar un modo de predicción intra-trama de un bloque actual, determinando una línea de píxeles, entre una pluralidad de líneas de píxeles, para la predicción intra-trama del bloque actual, y llevar a cabo la predicción intra-trama del bloque actual sobre la base del modo de predicción intra-trama y la línea de píxeles; además, se puede filtrar selectivamente un primer píxel de referencia de la línea de píxeles determinada, y se puede corregir selectivamente un píxel de predicción del bloque actual y, por tanto, se puede mejorar la precisión de la predicción intra-trama.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR20180072558 | 2018-06-25 | ||
| KR20180076783 | 2018-07-02 | ||
| PCT/KR2019/007651 WO2020004900A1 (ko) | 2018-06-25 | 2019-06-25 | 화면내 예측 방법 및 장치 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MX2020014112A true MX2020014112A (es) | 2021-06-15 |
Family
ID=68987398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2020014112A MX2020014112A (es) | 2018-06-25 | 2019-06-25 | Método y dispositivo de predicción intra-trama. |
Country Status (15)
| Country | Link |
|---|---|
| US (5) | US11528505B2 (es) |
| EP (1) | EP3800883A4 (es) |
| JP (5) | JP7373509B2 (es) |
| KR (1) | KR20210016472A (es) |
| CN (6) | CN112740670A (es) |
| AU (1) | AU2019292266B2 (es) |
| BR (1) | BR112020026381A2 (es) |
| CA (1) | CA3105023C (es) |
| CL (1) | CL2020003298A1 (es) |
| IL (1) | IL279503A (es) |
| MX (1) | MX2020014112A (es) |
| PH (1) | PH12020552258A1 (es) |
| SG (1) | SG11202013040VA (es) |
| WO (1) | WO2020004900A1 (es) |
| ZA (1) | ZA202100055B (es) |
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| WO2020060233A1 (ko) * | 2018-09-20 | 2020-03-26 | 엘지전자 주식회사 | 인트라 예측을 수행하는 영상 예측 방법 및 장치 |
| CA3113370A1 (en) * | 2018-09-21 | 2020-03-26 | Huawei Technologies Co., Ltd. | Intra prediction mode derivation based on neighboring blocks |
| US11516506B2 (en) * | 2018-10-05 | 2022-11-29 | Lg Electronics Inc. | Method and apparatus for processing image service |
| CN117221531A (zh) | 2018-10-09 | 2023-12-12 | Lg 电子株式会社 | 使用mpm列表的基于帧内预测的图像编译方法及其设备 |
| CN112219397A (zh) * | 2018-11-27 | 2021-01-12 | 株式会社 Xris | 用于对视频信号编码/解码的方法及其装置 |
| US11445203B2 (en) * | 2019-01-04 | 2022-09-13 | Qualcomm Incorporated | Sub-partition intra prediction in video coding |
| US11570436B2 (en) | 2019-01-28 | 2023-01-31 | Apple Inc. | Video signal encoding/decoding method and device therefor |
| KR20200106589A (ko) * | 2019-03-04 | 2020-09-15 | 삼성디스플레이 주식회사 | 표시 장치, 표시 장치의 제조장치 및 표시 장치의 제조방법 |
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| CN114342372A (zh) * | 2019-06-19 | 2022-04-12 | 韩国电子通信研究院 | 帧内预测模式、以及熵编解码方法和装置 |
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| WO2024053987A1 (ko) * | 2022-09-06 | 2024-03-14 | 주식회사 윌러스표준기술연구소 | 기하학적 분할을 이용하는 비디오 신호 처리 방법 및 이를 위한 장치 |
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2019
- 2019-06-25 CN CN201980042368.5A patent/CN112740670A/zh active Pending
- 2019-06-25 CN CN202310350781.6A patent/CN116471409A/zh active Pending
- 2019-06-25 CN CN202310352558.5A patent/CN116456096A/zh active Pending
- 2019-06-25 MX MX2020014112A patent/MX2020014112A/es unknown
- 2019-06-25 WO PCT/KR2019/007651 patent/WO2020004900A1/ko unknown
- 2019-06-25 EP EP19827016.7A patent/EP3800883A4/en active Pending
- 2019-06-25 CN CN202310350961.4A patent/CN116437082A/zh active Pending
- 2019-06-25 KR KR1020217002317A patent/KR20210016472A/ko unknown
- 2019-06-25 AU AU2019292266A patent/AU2019292266B2/en active Active
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