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
-
- 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
- H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
-
- 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
-
- 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
-
- 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
-
- 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 (15)
Country | Link |
---|---|
US (4) | US10951918B2 (es) |
EP (1) | EP3905677A4 (es) |
JP (2) | JP7467467B2 (es) |
KR (1) | KR20200083356A (es) |
CN (1) | CN113261282A (es) |
AU (1) | AU2019416633A1 (es) |
BR (1) | BR112021012650A2 (es) |
CA (1) | CA3125318A1 (es) |
CL (6) | CL2021001711A1 (es) |
CO (1) | CO2021008542A2 (es) |
MX (2) | MX2021007764A (es) |
PE (1) | PE20212021A1 (es) |
SG (1) | SG11202106789YA (es) |
WO (1) | WO2020139060A1 (es) |
ZA (2) | ZA202104512B (es) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
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US8867854B2 (en) * | 2008-10-01 | 2014-10-21 | Electronics And Telecommunications Research Institute | Image encoder and decoder using undirectional prediction |
IL279503B1 (en) * | 2018-06-25 | 2024-05-01 | Guangdong Oppo Mobile Telecommunications Corp Ltd | Interior-frame and device prediction method |
CN112740675A (zh) * | 2018-09-07 | 2021-04-30 | 有限公司B1影像技术研究所 | 用于使用帧内预测对图像进行编码/解码的方法和装置 |
MX2021007764A (es) * | 2018-12-28 | 2021-08-05 | B1 Institute Image Technology Inc | Metodo y dispositivo de codificacion/decodificacion de video a base de intra prediccion. |
BR112021013512A2 (pt) * | 2019-01-09 | 2021-09-14 | Huawei Technologies Co., Ltd. | Codificador de vídeo, decodificador de vídeo e métodos correspondentes |
CN113557744A (zh) * | 2019-03-11 | 2021-10-26 | 华为技术有限公司 | 视频译码中的分块级滤波 |
WO2021045147A1 (ja) * | 2019-09-06 | 2021-03-11 | 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、および復号方法 |
WO2021054811A1 (ko) * | 2019-09-20 | 2021-03-25 | 한국전자통신연구원 | 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체 |
US11477450B2 (en) * | 2019-12-20 | 2022-10-18 | Zte (Uk) Limited | Indication of video slice height in video subpictures |
US11917136B2 (en) | 2021-07-15 | 2024-02-27 | Tencent America LLC | Intra mode coding |
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 |
Family Cites Families (17)
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MX2013013483A (es) | 2011-06-27 | 2014-02-27 | Panasonic Corp | Metodo de decodificacion de imagenes, metodo de codificacion de imagenes, aparato de decodificacion de imagenes, aparato de codificacion de imagenes y aparato de codificacion y decodificacion de imagenes. |
KR20130049526A (ko) * | 2011-11-04 | 2013-05-14 | 오수미 | 복원 블록 생성 방법 |
KR101846250B1 (ko) * | 2011-12-14 | 2018-04-06 | 주식회사 스카이미디어테크 | 적중률이 높은 mpm을 통한 영상의 부호화 방법 및 장치, 그리고 복호화 방법 및 장치 |
SG11201706978TA (en) | 2015-03-02 | 2017-09-28 | Hfi Innovation Inc | Method and apparatus for intrabc mode with fractional-pel block vector resolution in video coding |
WO2016182317A1 (ko) | 2015-05-12 | 2016-11-17 | 삼성전자 주식회사 | 인트라 예측을 수행하는 영상 복호화 방법 및 그 장치 및 인트라 예측을 수행하는 영상 부호화 방법 및 그 장치 |
WO2017065532A1 (ko) * | 2015-10-13 | 2017-04-20 | 엘지전자(주) | 비디오 신호의 인코딩, 디코딩 방법 및 장치 |
KR20230101932A (ko) | 2016-04-29 | 2023-07-06 | 인텔렉추얼디스커버리 주식회사 | 영상 신호 부호화/복호화 방법 및 장치 |
CN109417633B (zh) * | 2016-04-29 | 2023-11-28 | 英迪股份有限公司 | 用于编码/解码视频信号的方法和装置 |
US20170374369A1 (en) * | 2016-06-24 | 2017-12-28 | Mediatek Inc. | Methods and Apparatuses of Decoder Side Intra Mode Derivation |
JP6792996B2 (ja) * | 2016-10-12 | 2020-12-02 | 日本放送協会 | 符号化装置、復号装置及びプログラム |
US10873746B2 (en) * | 2016-12-21 | 2020-12-22 | Sharp Kabushiki Kaisha | Intra prediction image generation device using cross-component liner model, image decoding apparatus, and image coding apparatus using same |
CN111758253B (zh) * | 2018-02-23 | 2023-12-01 | 英迪股份有限公司 | 图像编码方法、解码方法以及存储比特流的记录介质 |
US10448026B1 (en) * | 2018-07-09 | 2019-10-15 | Tencent America LLC | Method and apparatus for block vector signaling and derivation in intra picture block compensation |
US10798376B2 (en) * | 2018-07-17 | 2020-10-06 | Tencent America LLC | Method and apparatus for video coding |
CN112740675A (zh) * | 2018-09-07 | 2021-04-30 | 有限公司B1影像技术研究所 | 用于使用帧内预测对图像进行编码/解码的方法和装置 |
WO2020130477A1 (ko) * | 2018-12-17 | 2020-06-25 | 세종대학교산학협력단 | 비디오 부호화/복호화 방법 및 장치 |
MX2021007764A (es) * | 2018-12-28 | 2021-08-05 | B1 Institute Image Technology Inc | Metodo y dispositivo de codificacion/decodificacion de video a base de intra prediccion. |
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2019
- 2019-12-30 MX MX2021007764A patent/MX2021007764A/es unknown
- 2019-12-30 CN CN201980084021.7A patent/CN113261282A/zh active Pending
- 2019-12-30 SG SG11202106789YA patent/SG11202106789YA/en unknown
- 2019-12-30 WO PCT/KR2019/018740 patent/WO2020139060A1/ko active Application Filing
- 2019-12-30 CA CA3125318A patent/CA3125318A1/en active Pending
- 2019-12-30 EP EP19906377.7A patent/EP3905677A4/en active Pending
- 2019-12-30 JP JP2021533307A patent/JP7467467B2/ja active Active
- 2019-12-30 KR KR1020190178591A patent/KR20200083356A/ko unknown
- 2019-12-30 PE PE2021001093A patent/PE20212021A1/es unknown
- 2019-12-30 AU AU2019416633A patent/AU2019416633A1/en active Pending
- 2019-12-30 BR BR112021012650A patent/BR112021012650A2/pt unknown
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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
- 2021-02-02 US US17/165,075 patent/US11677933B2/en active Active
- 2021-06-24 MX MX2023007397A patent/MX2023007397A/es unknown
- 2021-06-25 CL CL2021001711A patent/CL2021001711A1/es unknown
- 2021-06-29 ZA ZA2021/04512A patent/ZA202104512B/en unknown
- 2021-06-29 CO CONC2021/0008542A patent/CO2021008542A2/es unknown
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2022
- 2022-04-29 CL CL2022001094A patent/CL2022001094A1/es unknown
- 2022-09-14 ZA ZA2022/10186A patent/ZA202210186B/en unknown
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2023
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- 2023-06-30 CL CL2023001946A patent/CL2023001946A1/es unknown
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2024
- 2024-03-28 JP JP2024054978A patent/JP2024081747A/ja active Pending
Also Published As
Publication number | Publication date |
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CL2023001950A1 (es) | 2023-12-22 |
KR20200083356A (ko) | 2020-07-08 |
CL2023001946A1 (es) | 2023-12-22 |
MX2023007397A (es) | 2023-07-05 |
CL2023001947A1 (es) | 2023-12-22 |
PE20212021A1 (es) | 2021-10-18 |
JP7467467B2 (ja) | 2024-04-15 |
AU2019416633A1 (en) | 2021-08-19 |
US11677933B2 (en) | 2023-06-13 |
US10951918B2 (en) | 2021-03-16 |
MX2021007764A (es) | 2021-08-05 |
ZA202104512B (en) | 2024-02-28 |
WO2020139060A1 (ko) | 2020-07-02 |
US20210044798A1 (en) | 2021-02-11 |
JP2024081747A (ja) | 2024-06-18 |
ZA202210186B (en) | 2023-11-29 |
CA3125318A1 (en) | 2020-07-02 |
US10951886B2 (en) | 2021-03-16 |
JP2022515992A (ja) | 2022-02-24 |
EP3905677A4 (en) | 2022-08-31 |
US20210044830A1 (en) | 2021-02-11 |
EP3905677A1 (en) | 2021-11-03 |
CL2021001711A1 (es) | 2021-12-24 |
CN113261282A (zh) | 2021-08-13 |
US20210160483A1 (en) | 2021-05-27 |
CL2022001094A1 (es) | 2023-02-03 |
US20230269370A1 (en) | 2023-08-24 |
BR112021012650A2 (pt) | 2021-11-03 |
SG11202106789YA (en) | 2021-07-29 |
CL2023001948A1 (es) | 2023-12-22 |
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