CO2021008542A2 - Método y dispositivo de codificación/decodificación de video a base de intra predicción - Google Patents
Método y dispositivo de codificación/decodificación de video a base de intra predicciónInfo
- Publication number
- CO2021008542A2 CO2021008542A2 CONC2021/0008542A CO2021008542A CO2021008542A2 CO 2021008542 A2 CO2021008542 A2 CO 2021008542A2 CO 2021008542 A CO2021008542 A CO 2021008542A CO 2021008542 A2 CO2021008542 A2 CO 2021008542A2
- Authority
- CO
- Colombia
- Prior art keywords
- video encoding
- decoding method
- intra prediction
- device based
- intra
- 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
- H04N19/10—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
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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
- H04N19/103—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
- H04N19/119—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
- H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
- H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
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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
- H04N19/169—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
- H04N19/184—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 bits, e.g. of the compressed video stream
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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
- H04N19/553—Motion estimation dealing with occlusions
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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
- H04N19/59—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
- H04N19/593—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
- H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
- H04N19/96—Tree coding, e.g. quad-tree coding
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Discrete Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Abstract
La presente invención que se refiere a un método y dispositivo de codificación/decodificación de video de conformidad con la presente invención puede: determinar un área de referencia para la intra predicción del bloque actual; derivar el modo de intra predicción del bloque actual; y decodificar el bloque actual con base en el área de referencia y el modo de intra predicción.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR20180173164 | 2018-12-28 | ||
| KR20180173228 | 2018-12-29 | ||
| PCT/KR2019/018740 WO2020139060A1 (ko) | 2018-12-28 | 2019-12-30 | 인트라 예측 기반의 영상 부호화/복호화 방법 및 장치 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CO2021008542A2 true CO2021008542A2 (es) | 2021-07-30 |
Family
ID=71127350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CONC2021/0008542A CO2021008542A2 (es) | 2018-12-28 | 2021-06-29 | Método y dispositivo de codificación/decodificación de video a base de intra predicción |
Country Status (17)
| Country | Link |
|---|---|
| US (7) | US10951918B2 (es) |
| EP (1) | EP3905677A4 (es) |
| JP (2) | JP7467467B2 (es) |
| KR (1) | KR20200083356A (es) |
| CN (2) | CN113261282A (es) |
| AU (3) | AU2019416633B2 (es) |
| BR (1) | BR112021012650A2 (es) |
| CA (1) | CA3125318A1 (es) |
| CL (6) | CL2021001711A1 (es) |
| CO (1) | CO2021008542A2 (es) |
| MX (6) | MX2021007764A (es) |
| PE (1) | PE20212021A1 (es) |
| PH (1) | PH12021551481A1 (es) |
| SA (2) | SA521422411B1 (es) |
| SG (1) | SG11202106789YA (es) |
| WO (1) | WO2020139060A1 (es) |
| ZA (6) | ZA202104512B (es) |
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| US8867854B2 (en) * | 2008-10-01 | 2014-10-21 | Electronics And Telecommunications Research Institute | Image encoder and decoder using undirectional prediction |
| CN113347423B (zh) * | 2018-06-25 | 2023-04-21 | Oppo广东移动通信有限公司 | 帧内预测方法和装置 |
| CN118945319A (zh) | 2018-09-07 | 2024-11-12 | 有限公司B1影像技术研究所 | 对图像进行编码/解码的方法和记录介质 |
| WO2020139060A1 (ko) * | 2018-12-28 | 2020-07-02 | 김기백 | 인트라 예측 기반의 영상 부호화/복호화 방법 및 장치 |
| JP7467480B2 (ja) * | 2019-01-09 | 2024-04-15 | ホアウェイ・テクノロジーズ・カンパニー・リミテッド | ビデオエンコーダ、ビデオデコーダ、および対応する方法 |
| PL3931748T3 (pl) * | 2019-03-11 | 2024-08-12 | Huawei Technologies Co. Ltd. | Oparte na podobrazach adresy wycinków w kodowaniu wideo |
| CN114303384A (zh) * | 2019-09-06 | 2022-04-08 | 松下电器（美国）知识产权公司 | 编码装置、解码装置、编码方法和解码方法 |
| CN113875249B (zh) * | 2019-09-20 | 2025-03-18 | 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 |
| US11477450B2 (en) * | 2019-12-20 | 2022-10-18 | Zte (Uk) Limited | Indication of video slice height in video subpictures |
| WO2021133672A1 (en) * | 2019-12-27 | 2021-07-01 | Alibaba Group Holding Limited | Method and apparatus for signaling subpicture partitioning information |
| US11917136B2 (en) * | 2021-07-15 | 2024-02-27 | Tencent America LLC | Intra mode coding |
| CN117957838A (zh) * | 2021-09-05 | 2024-04-30 | 北京达佳互联信息技术有限公司 | 帧内预测模式信令 |
| US20240251076A1 (en) * | 2022-11-04 | 2024-07-25 | Industrial Technology Research Institute | Electronic device and method of intra prediction |
| CN115988206B (zh) * | 2023-03-21 | 2024-03-26 | 深圳传音控股股份有限公司 | 图像处理方法、处理设备及存储介质 |
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| CN118748717A (zh) * | 2018-12-17 | 2024-10-08 | 皇家飞利浦有限公司 | 一种视频编码/解码方法及装置 |
| WO2020139060A1 (ko) * | 2018-12-28 | 2020-07-02 | 김기백 | 인트라 예측 기반의 영상 부호화/복호화 방법 및 장치 |
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2019
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- 2019-12-30 JP JP2021533307A patent/JP7467467B2/ja active Active
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- 2019-12-30 SG SG11202106789YA patent/SG11202106789YA/en unknown
- 2019-12-30 BR BR112021012650A patent/BR112021012650A2/pt unknown
- 2019-12-30 PH PH1/2021/551481A patent/PH12021551481A1/en unknown
- 2019-12-30 CN CN201980084021.7A patent/CN113261282A/zh active Pending
- 2019-12-30 CN CN202410931939.3A patent/CN118660160A/zh active Pending
- 2019-12-30 PE PE2021001093A patent/PE20212021A1/es unknown
- 2019-12-30 CA CA3125318A patent/CA3125318A1/en active Pending
- 2019-12-30 KR KR1020190178591A patent/KR20200083356A/ko active Pending
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2020
- 2020-10-26 US US17/079,993 patent/US10951918B2/en active Active
- 2020-10-26 US US17/079,784 patent/US10951886B2/en active Active
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2021
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2022
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2023
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