MX2021007764A - Metodo y dispositivo de codificacion/decodificacion de video a base de intra prediccion. - Google Patents

Metodo y dispositivo de codificacion/decodificacion de video a base de intra prediccion.

Info

Publication number
MX2021007764A
MX2021007764A MX2021007764A MX2021007764A MX2021007764A MX 2021007764 A MX2021007764 A MX 2021007764A MX 2021007764 A MX2021007764 A MX 2021007764A MX 2021007764 A MX2021007764 A MX 2021007764A MX 2021007764 A MX2021007764 A MX 2021007764A
Authority
MX
Mexico
Prior art keywords
intra prediction
decoding method
video encoding
based video
current block
Prior art date
Application number
MX2021007764A
Other languages
English (en)
Inventor
Ki Baek Kim
Original Assignee
B1 Institute Image Technology Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by B1 Institute Image Technology Inc filed Critical B1 Institute Image Technology Inc
Publication of MX2021007764A publication Critical patent/MX2021007764A/es

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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
    • 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
    • H04N19/119—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
    • 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
    • H04N19/17—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
    • H04N19/169—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
    • H04N19/10—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
    • H04N19/46—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

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.
MX2021007764A 2018-12-28 2019-12-30 Metodo y dispositivo de codificacion/decodificacion de video a base de intra prediccion. MX2021007764A (es)

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
MX2021007764A true MX2021007764A (es) 2021-08-05

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MX2021007764A MX2021007764A (es) 2018-12-28 2019-12-30 Metodo y dispositivo de codificacion/decodificacion de video a base de intra prediccion.
MX2023007397A MX2023007397A (es) 2018-12-28 2021-06-24 Metodo y dispositivo de codificacion/decodificacion de video a base de intra prediccion.

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Country Status (15)

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US (4) US10951886B2 (es)
EP (1) EP3905677A4 (es)
JP (1) 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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8867854B2 (en) * 2008-10-01 2014-10-21 Electronics And Telecommunications Research Institute Image encoder and decoder using undirectional prediction
WO2020004900A1 (ko) * 2018-06-25 2020-01-02 김기백 화면내 예측 방법 및 장치
JP2021536717A (ja) * 2018-09-07 2021-12-27 ビー1、インスティテュート、オブ、イメージ、テクノロジー、インコーポレイテッドB1 Institute Of Image Technology, Inc. イントラ予測を用いた画像符号化／復号化方法及び装置
KR20200083356A (ko) * 2018-12-28 2020-07-08 김기백 인트라 예측 기반의 영상 부호화/복호화 방법 및 장치
MX2021008347A (es) * 2019-01-09 2021-10-13 Huawei Tech Co Ltd Un codificador de video, un decodificador de video y metodos correspondientes.
MX2021011025A (es) * 2019-03-11 2021-11-12 Huawei Tech Co Ltd Un codificador, un decodificador y métodos correspondientes.
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
US20220239933A1 (en) * 2019-09-20 2022-07-28 Electronics And Telecommunications Research Institute Image encoding/decoding method and apparatus, and recording medium storing bitstream
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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2608244C2 (ru) 2011-06-27 2017-01-17 Сан Пэтент Траст Способ кодирования изображений, способ декодирования изображений, устройство кодирования изображений, устройство декодирования изображений и устройство кодирования и декодирования изображений
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
US10362331B2 (en) 2015-03-02 2019-07-23 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
US10587873B2 (en) * 2015-10-13 2020-03-10 Lg Electronics Inc. Method and apparatus for encoding and decoding video signal
US10834420B2 (en) * 2016-04-29 2020-11-10 Intellectual Discovery Co., Ltd. Method and apparatus for encoding/decoding video signal
EP3783890A1 (en) * 2016-04-29 2021-02-24 Intellectual Discovery Co., Ltd. Method and apparatus for encoding/decoding video signal
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
WO2018116925A1 (ja) 2016-12-21 2018-06-28 シャープ株式会社 イントラ予測画像生成装置、画像復号装置、および画像符号化装置
CN117478912A (zh) * 2018-02-23 2024-01-30 英迪股份有限公司 对图像进行解码或编码的方法和传输图像的数据的方法
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
JP2021536717A (ja) * 2018-09-07 2021-12-27 ビー1、インスティテュート、オブ、イメージ、テクノロジー、インコーポレイテッドB1 Institute Of Image Technology, Inc. イントラ予測を用いた画像符号化／復号化方法及び装置
WO2020130477A1 (ko) * 2018-12-17 2020-06-25 세종대학교산학협력단 비디오 부호화/복호화 방법 및 장치
KR20200083356A (ko) * 2018-12-28 2020-07-08 김기백 인트라 예측 기반의 영상 부호화/복호화 방법 및 장치

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Publication number Publication date
ZA202104512B (en) 2024-02-28
SG11202106789YA (en) 2021-07-29
CL2021001711A1 (es) 2021-12-24
US10951886B2 (en) 2021-03-16
US20210044798A1 (en) 2021-02-11
JP2022515992A (ja) 2022-02-24
US10951918B2 (en) 2021-03-16
US20210160483A1 (en) 2021-05-27
CL2023001948A1 (es) 2023-12-22
US20230269370A1 (en) 2023-08-24
CO2021008542A2 (es) 2021-07-30
CL2023001950A1 (es) 2023-12-22
JP7467467B2 (ja) 2024-04-15
MX2023007397A (es) 2023-07-05
PE20212021A1 (es) 2021-10-18
CN113261282A (zh) 2021-08-13
CL2023001946A1 (es) 2023-12-22
AU2019416633A1 (en) 2021-08-19
US11677933B2 (en) 2023-06-13
CL2022001094A1 (es) 2023-02-03
US20210044830A1 (en) 2021-02-11
EP3905677A4 (en) 2022-08-31
CA3125318A1 (en) 2020-07-02
KR20200083356A (ko) 2020-07-08
WO2020139060A1 (ko) 2020-07-02
ZA202210186B (en) 2023-11-29
BR112021012650A2 (pt) 2021-11-03
CL2023001947A1 (es) 2023-12-22
EP3905677A1 (en) 2021-11-03

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