[go: up one dir, main page]

MX2021000168A - Dispositivo y metodo para intra-pediccion. - Google Patents

Dispositivo y metodo para intra-pediccion.

Info

Publication number
MX2021000168A
MX2021000168A MX2021000168A MX2021000168A MX2021000168A MX 2021000168 A MX2021000168 A MX 2021000168A MX 2021000168 A MX2021000168 A MX 2021000168A MX 2021000168 A MX2021000168 A MX 2021000168A MX 2021000168 A MX2021000168 A MX 2021000168A
Authority
MX
Mexico
Prior art keywords
prediction
intra
directional intra
prediction mode
image
Prior art date
Application number
MX2021000168A
Other languages
English (en)
Inventor
Alexey Konstantinovich Filippov
Vasily Alexeevich Rufitskiy
Original Assignee
Huawei Tech Co Ltd
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 Huawei Tech Co Ltd filed Critical Huawei Tech Co Ltd
Publication of MX2021000168A publication Critical patent/MX2021000168A/es

Links

Classifications

    • 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
    • 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
    • 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
    • H04N19/157—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
    • H04N19/182—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
    • 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
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
    • 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

La presente invención se refiere al campo del procesamiento de imagen, por ejemplo codificación de cuadro/imagen estática y/o cuadro/imagen de video; en particular, la invención se refiere a un dispositivo y método correspondiente para intra-predecir un bloque de predicción de una imagen de video; el dispositivo está configurado para seleccionar un modo de intra-predicción direccional de entre un conjunto de modos de intra-predicción direccionales, en donde cada modo de intra-predicción direccional corresponde a un ángulo de intra-predicción diferente; además, el dispositivo está configurado para seleccionar un filtro de entre un conjunto de filtros con base en el modo de intra-predicción direccional seleccionado; además, el dispositivo está configurado para determinar, para una muestra de predicción determinada del bloque de predicción, una muestra de referencia de entre un conjunto de muestras de referencia con base en el modo de intra-predicción direccional seleccionado, y aplicar el filtro seleccionado a la muestra de referencia determinada.
MX2021000168A 2018-06-29 2018-06-29 Dispositivo y metodo para intra-pediccion. MX2021000168A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/RU2018/000432 WO2020005093A1 (en) 2018-06-29 2018-06-29 Device and method for intra-prediction

Publications (1)

Publication Number Publication Date
MX2021000168A true MX2021000168A (es) 2021-03-25

Family

ID=63080454

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2021000168A MX2021000168A (es) 2018-06-29 2018-06-29 Dispositivo y metodo para intra-pediccion.

Country Status (12)

Country Link
US (3) US11563939B2 (es)
EP (1) EP3804313A1 (es)
JP (3) JP7293263B2 (es)
KR (3) KR102777449B1 (es)
CN (2) CN115988202B (es)
AU (2) AU2018429284B2 (es)
BR (1) BR112020026879A2 (es)
CA (1) CA3104611C (es)
MX (1) MX2021000168A (es)
MY (1) MY201936A (es)
SG (1) SG11202012838SA (es)
WO (1) WO2020005093A1 (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107257465B (zh) * 2010-12-08 2020-08-04 Lg 电子株式会社 由编码装置和解码装置执行的内预测方法及可读存储介质
US20240275959A1 (en) * 2023-02-10 2024-08-15 Tencent America LLC Self-guided intra interpolation filter
WO2025043408A1 (zh) * 2023-08-25 2025-03-06 Oppo广东移动通信有限公司 编解码方法、码流、编码器、解码器以及存储介质

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011043797A2 (en) * 2009-10-05 2011-04-14 Thomson Licensing Methods and apparatus for adaptive filtering of prediction pixels for chroma components in video encoding and decoding
US10142630B2 (en) * 2010-12-10 2018-11-27 Texas Instruments Incorporated Mode adaptive intra prediction smoothing in video coding
CN102857764B (zh) 2011-07-01 2016-03-09 华为技术有限公司 帧内预测模式处理的方法和装置
JP2013110502A (ja) * 2011-11-18 2013-06-06 Sony Corp 画像処理装置及び画像処理方法
JPWO2013125171A1 (ja) * 2012-02-20 2015-07-30 日本電気株式会社 イントラ予測モード判定装置、イントラ予測モード判定方法、及びイントラ予測モード判定プログラム
GB2501535A (en) * 2012-04-26 2013-10-30 Sony Corp Chrominance Processing in High Efficiency Video Codecs
WO2014058207A1 (ko) * 2012-10-08 2014-04-17 엘지전자 주식회사 다시점 비디오 신호의 인코딩 방법, 디코딩 방법 및 이에 대한 장치
WO2015045272A1 (ja) * 2013-09-30 2015-04-02 日本電気株式会社 イントラ予測回路
WO2017035831A1 (en) * 2015-09-06 2017-03-09 Mediatek Inc. Adaptive inter prediction
EP3349448B1 (en) * 2015-09-10 2020-11-11 LG Electronics Inc. Intra prediction method and device in video coding system
EP3399663A4 (en) 2016-02-03 2019-01-16 Samsung Electronics Co., Ltd. METHOD AND DEVICE FOR CONFIGURING REFERENCE SIGNALS AND FOR GENERATING CHANNEL INFORMATION IN A MOBILE COMMUNICATION SYSTEM
US11778190B2 (en) * 2016-02-12 2023-10-03 Interdigital Vc Holdings, Inc. Method and device for intra-predictive encoding/decoding a coding unit comprising picture data, said intra-predictive encoding depending on a prediction tree and a transform tree
US10834408B2 (en) * 2016-05-02 2020-11-10 Industry-University Cooperation Foundation Hanyang University Image encoding/decoding method and apparatus using intra-screen prediction
US11368681B2 (en) * 2016-07-18 2022-06-21 Electronics And Telecommunications Research Institute Image encoding/decoding method and device, and recording medium in which bitstream is stored
EP3910954A1 (en) * 2016-08-26 2021-11-17 SHARP Kabushiki Kaisha Image decoding apparatus, image coding apparatus
US10506228B2 (en) * 2016-10-04 2019-12-10 Qualcomm Incorporated Variable number of intra modes for video coding
EP3334067B1 (en) * 2016-12-12 2019-10-02 Alcatel Lucent Synchronization device and system for communication networks
PL3552393T3 (pl) * 2016-12-23 2023-07-10 Huawei Technologies Co., Ltd. Aparat kodujący do sygnalizowania kierunkowego trybu predykcji wewnątrzramkowej rozszerzenia w ramach zbioru kierunkowych trybów predykcji wewnątrzramkowej
US10992939B2 (en) * 2017-10-23 2021-04-27 Google Llc Directional intra-prediction coding
EP4084475B1 (en) * 2017-05-31 2024-03-06 LG Electronics Inc. Method and device for performing image decoding on basis of intra prediction in image coding system
US10757420B2 (en) * 2017-06-23 2020-08-25 Qualcomm Incorporated Combination of inter-prediction and intra-prediction in video coding
CN118075491A (zh) * 2017-09-28 2024-05-24 Vid拓展公司 视频编码器、视频解码器及视频处理设备
KR102803283B1 (ko) * 2017-10-24 2025-05-07 삼성전자주식회사 비디오 신호 처리 방법 및 장치
CN118200538A (zh) * 2018-01-15 2024-06-14 有限公司B1影像技术研究所 图像编码/解码方法、存储介质和传输比特流的方法
MX2020009968A (es) 2018-03-25 2021-01-08 B1 Institute Image Technology Inc Metodo y dispositivo de codificacion/decodificacion de imagen.
CN118474357A (zh) 2018-04-01 2024-08-09 有限公司B1影像技术研究所 图像编码/解码方法、介质和传输比特流的方法
US11153563B2 (en) * 2019-03-12 2021-10-19 Qualcomm Incorporated Combined in-loop filters for video coding
US11153598B2 (en) * 2019-06-04 2021-10-19 Tencent America LLC Method and apparatus for video coding using a subblock-based affine motion model

Also Published As

Publication number Publication date
CA3104611C (en) 2023-12-19
BR112020026879A2 (pt) 2021-04-06
JP2021528919A (ja) 2021-10-21
CN115988202B (zh) 2023-11-03
KR20230127354A (ko) 2023-08-31
KR20250037594A (ko) 2025-03-17
KR102777449B1 (ko) 2025-03-05
EP3804313A1 (en) 2021-04-14
AU2018429284B2 (en) 2023-01-19
US12244795B2 (en) 2025-03-04
KR20210015963A (ko) 2021-02-10
NZ771864A (en) 2022-12-23
US20230124833A1 (en) 2023-04-20
CA3104611A1 (en) 2020-01-02
JP2025111512A (ja) 2025-07-30
JP7293263B2 (ja) 2023-06-19
US20250260808A1 (en) 2025-08-14
US20210120241A1 (en) 2021-04-22
AU2023201715A1 (en) 2023-04-20
US11563939B2 (en) 2023-01-24
AU2018429284A1 (en) 2021-01-21
SG11202012838SA (en) 2021-01-28
CN112262574A (zh) 2021-01-22
KR102763042B1 (ko) 2025-02-04
WO2020005093A1 (en) 2020-01-02
AU2023201715B2 (en) 2024-12-05
MY201936A (en) 2024-03-25
CN115988202A (zh) 2023-04-18
JP2023073286A (ja) 2023-05-25

Similar Documents

Publication Publication Date Title
PH12021550480A1 (en) Image encoding/decoding method and device using intra prediction
MX2023004965A (es) Metodo y dispositivo para realizar decodificacion de imagenes con base en intra-prediccion en sistema de codificacion de imagenes.
EP4319162A3 (en) Method and apparatus for processing video signal
ZA202307435B (en) Systems, apparatus and methods for inter prediction refinement with optical flow
PH12021551988A1 (en) Boundary handling for adaptive loop filtering
ZA202200455B (en) Sample identification for intra block copy in video coding
MY210451A (en) Apparatus and method for inverse quantization
MX2021001515A (es) Metodo y aparato para filtrado de interpolacion para intra- e inter - prediccion en codificacion de video.
MX2024008930A (es) Un metodo y un aparato para procesar una se?al de video con base en referencia entre componentes.
MX2024005693A (es) Metodo y aparato para prediccion.
PH12021551828A1 (en) Neighbouring sample selection for intra prediction
MX2025003598A (es) Metodo y aparato para desbloquear una imagen
EP4503610A3 (en) Method and apparatus for encoding/decoding video signal
WO2017158236A3 (en) A method, an apparatus and a computer program product for coding a 360-degree panoramic images and video
AU2019359490A8 (en) Apparatus and method for deblocking filter in video coding
GB2561514A8 (en) Method and apparatus for encoding image, and method and apparatus for decoding image
EP4542999A3 (en) Method and apparatus for processing video signal
MY183126A (en) Video picture coding method, video picture decoding method, coding device, and decoding device
EP4604526A3 (en) Method and apparatus for processing video signal
MX2021000168A (es) Dispositivo y metodo para intra-pediccion.
MY203758A (en) Apparatus and method for performing deblocking
WO2020005092A8 (en) Device and method for intra-prediction of a prediction block of a video image
WO2020141984A3 (en) Method and apparatus of mode- and size-dependent block-level restrictions for position dependent prediction combination
NZ776204A (en) Method and apparatus for intra prediction
ZA202204156B (en) In-loop filter-based image encoding/decoding method and apparatus