CL2021003471A1 - Cálculo de distancia de muestra para modo de división geométrica - Google Patents

Cálculo de distancia de muestra para modo de división geométrica

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Publication number
CL2021003471A1
CL2021003471A1 CL2021003471A CL2021003471A CL2021003471A1 CL 2021003471 A1 CL2021003471 A1 CL 2021003471A1 CL 2021003471 A CL2021003471 A CL 2021003471A CL 2021003471 A CL2021003471 A CL 2021003471A CL 2021003471 A1 CL2021003471 A1 CL 2021003471A1
Authority
CL
Chile
Prior art keywords
value
current block
sample distance
distance calculation
sample
Prior art date
Application number
CL2021003471A
Other languages
English (en)
Inventor
Semih Esenlik
Max Blaeser
Han Gao
Zhijie Zhao
Anand Meher Kotra
Biao Wang
Elena Alexandrovna Alshina
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 CL2021003471A1 publication Critical patent/CL2021003471A1/es

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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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
    • G06K7/10821—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices
    • G06K7/10851—Circuits for pulse shaping, amplifying, eliminating noise signals, checking the function of the sensing device
    • 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
    • H04N19/132—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
    • H04N19/167—Position within a video image, e.g. region of interest [ROI]
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • 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)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Artificial Intelligence (AREA)
  • Toxicology (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)

Abstract

Un método de codificación implementado por un dispositivo de decodificación o dispositivo de codificación, el método comprende obtener un valor de un parámetro de ángulo para un bloque actual; obtener un valor de una anchura del bloque actual y un valor de una altura del bloque actual; calcular un valor de relación entre el valor de la anchura y el valor de la altura; obtener un primer valor de acuerdo con el valor del parámetro de ángulo y el valor de relación; calcular un valor de distancia de muestra para una muestra en el bloque actual de acuerdo con el primer valor; obtener un valor de predicción para la muestra en el bloque actual de acuerdo con el valor de distancia de muestra.
CL2021003471A 2019-06-24 2021-12-24 Cálculo de distancia de muestra para modo de división geométrica CL2021003471A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP2019066685 2019-06-24

Publications (1)

Publication Number Publication Date
CL2021003471A1 true CL2021003471A1 (es) 2022-08-05

Family

ID=74060444

Family Applications (1)

Application Number Title Priority Date Filing Date
CL2021003471A CL2021003471A1 (es) 2019-06-24 2021-12-24 Cálculo de distancia de muestra para modo de división geométrica

Country Status (11)

Country Link
US (1) US20210352287A1 (es)
EP (1) EP3922021A4 (es)
JP (2) JP7286782B2 (es)
KR (1) KR20210099144A (es)
CN (2) CN113302929A (es)
AU (1) AU2020301374A1 (es)
CA (1) CA3144792A1 (es)
CL (1) CL2021003471A1 (es)
IL (1) IL289358A (es)
MX (1) MX2021009323A (es)
WO (1) WO2020259476A1 (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20220103854A1 (en) * 2019-01-31 2022-03-31 Mediatek Inc. Method and Apparatus of Combined Inter and Intra Prediction for Video Coding

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* Cited by examiner, † Cited by third party
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CN102754442A (zh) * 2010-02-10 2012-10-24 Lg电子株式会社 处理视频信号的方法和装置
US8879632B2 (en) * 2010-02-18 2014-11-04 Qualcomm Incorporated Fixed point implementation for geometric motion partitioning
KR101681303B1 (ko) * 2010-07-29 2016-12-01 에스케이 텔레콤주식회사 블록 분할예측을 이용한 영상 부호화/복호화 방법 및 장치
CN102611880B (zh) * 2011-01-19 2015-02-04 华为技术有限公司 标识图像块几何划分模式的编解码方法和设备
CN103220506B (zh) * 2012-01-19 2015-11-25 华为技术有限公司 一种编解码方法和设备
US9497473B2 (en) * 2013-10-03 2016-11-15 Qualcomm Incorporated High precision explicit weighted prediction for video coding
EP3700218A1 (en) * 2014-03-18 2020-08-26 ARRIS Enterprises LLC Scalable video coding using reference and scaled reference layer offsets
JP2018050091A (ja) * 2015-02-02 2018-03-29 シャープ株式会社 画像復号装置、画像符号化装置および予測ベクトル導出装置
US9729885B2 (en) * 2015-02-11 2017-08-08 Futurewei Technologies, Inc. Apparatus and method for compressing color index map
US10200719B2 (en) * 2015-11-25 2019-02-05 Qualcomm Incorporated Modification of transform coefficients for non-square transform units in video coding
WO2017124298A1 (zh) * 2016-01-19 2017-07-27 北京大学深圳研究生院 视频编码、解码方法及其帧间预测方法、装置和系统
CN109792519B (zh) * 2016-08-08 2023-06-23 Lg电子株式会社 基于帧内预测模式的图像处理方法及其装置
EP3806463A1 (en) * 2016-12-23 2021-04-14 Huawei Technologies Co., Ltd. An intra-prediction apparatus for extending a set of predetermined directional intra-prediction modes
KR20190092485A (ko) * 2016-12-27 2019-08-07 삼성전자주식회사 360도 이미지를 부호화 또는 복호화하는 방법 및 장치
US10728548B2 (en) * 2017-04-04 2020-07-28 Futurewei Technologies, Inc. Processing reference samples used for intra-prediction of a picture block
WO2018194189A1 (ko) * 2017-04-18 2018-10-25 삼성전자 주식회사 영상을 부호화/복호화 하는 방법 및 그 장치
US10638126B2 (en) * 2017-05-05 2020-04-28 Qualcomm Incorporated Intra reference filter for video coding
US11095884B2 (en) * 2017-07-06 2021-08-17 Samsung Electronics Co., Ltd. Image encoding method and apparatus, and image decoding method and apparatus
AU2020294669B2 (en) * 2019-06-21 2024-03-28 Huawei Technologies Co., Ltd. An encoder, a decoder and corresponding methods for sub-block partitioning mode

Also Published As

Publication number Publication date
CN115278227B (zh) 2023-08-22
CA3144792A1 (en) 2020-12-30
EP3922021A4 (en) 2022-04-06
MX2021009323A (es) 2021-09-08
CN113302929A (zh) 2021-08-24
JP2022520854A (ja) 2022-04-01
IL289358A (en) 2022-02-01
EP3922021A1 (en) 2021-12-15
JP2023126744A (ja) 2023-09-12
JP7286782B2 (ja) 2023-06-05
WO2020259476A1 (en) 2020-12-30
US20210352287A1 (en) 2021-11-11
CN115278227A (zh) 2022-11-01
KR20210099144A (ko) 2021-08-11
AU2020301374A1 (en) 2022-01-27

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