BR112013018404A2 - métodos e aparelho para predição intra baseada em geometria - Google Patents

métodos e aparelho para predição intra baseada em geometria

Info

Publication number
BR112013018404A2
BR112013018404A2 BR112013018404A BR112013018404A BR112013018404A2 BR 112013018404 A2 BR112013018404 A2 BR 112013018404A2 BR 112013018404 A BR112013018404 A BR 112013018404A BR 112013018404 A BR112013018404 A BR 112013018404A BR 112013018404 A2 BR112013018404 A2 BR 112013018404A2
Authority
BR
Brazil
Prior art keywords
intra prediction
geometry
methods
based intra
respect
Prior art date
Application number
BR112013018404A
Other languages
English (en)
Inventor
Sole Joel
Yin Peng
Xu Qian
Lu Taoran
Lu Xiaoan
Zheng Yunfei
Original Assignee
Thomson Licensing
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 Thomson Licensing filed Critical Thomson Licensing
Publication of BR112013018404A2 publication Critical patent/BR112013018404A2/pt

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
    • H04N19/169—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
    • H04N19/102—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
    • H04N19/134—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
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
    • 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

métodos e aparelho para predição intra baseada em geometria são proporcionados métodos e aparelho para predição intra baseada em geometria. um aparelho inclui um codificador de vídeo (500) para codificar dados de imagem para pelo menos uma parte de um bloco em uma imagem por detectar um padrão geométrico local em uma área circundante com respeito à parte e executar pelo menos uma dentre interpolação e extrapolação com respeito a uma direção de borda do padrão geométrico local para gerar uma predição intra para a parte.
BR112013018404A 2011-01-21 2012-01-19 métodos e aparelho para predição intra baseada em geometria BR112013018404A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201161435035P 2011-01-21 2011-01-21
PCT/US2012/021859 WO2012100047A1 (en) 2011-01-21 2012-01-19 Methods and apparatus for geometric-based intra prediction

Publications (1)

Publication Number Publication Date
BR112013018404A2 true BR112013018404A2 (pt) 2017-08-01

Family

ID=45554896

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112013018404A BR112013018404A2 (pt) 2011-01-21 2012-01-19 métodos e aparelho para predição intra baseada em geometria

Country Status (7)

Country Link
US (1) US20140010295A1 (pt)
EP (1) EP2666295A1 (pt)
JP (1) JP2014509119A (pt)
KR (1) KR20140005257A (pt)
CN (1) CN103329531A (pt)
BR (1) BR112013018404A2 (pt)
WO (1) WO2012100047A1 (pt)

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WO2014003421A1 (ko) 2012-06-25 2014-01-03 한양대학교 산학협력단 비디오 부호화 및 복호화를 위한 방법
JP5798539B2 (ja) * 2012-09-24 2015-10-21 株式会社Ｎｔｔドコモ 動画像予測符号化装置、動画像予測符号化方法、動画像予測復号装置及び動画像予測復号方法
US9628790B1 (en) * 2013-01-03 2017-04-18 Google Inc. Adaptive composite intra prediction for image and video compression
WO2014115283A1 (ja) * 2013-01-24 2014-07-31 シャープ株式会社 画像復号装置、および画像符号化装置
US9967559B1 (en) 2013-02-11 2018-05-08 Google Llc Motion vector dependent spatial transformation in video coding
US9544597B1 (en) 2013-02-11 2017-01-10 Google Inc. Hybrid transform in video encoding and decoding
US9674530B1 (en) 2013-04-30 2017-06-06 Google Inc. Hybrid transforms in video coding
KR101615503B1 (ko) 2013-05-15 2016-04-26 주식회사 칩스앤미디어 인트라 예측 정보를 이용한 해상도 변환 방법 및 그 장치
GB2516425B (en) * 2013-07-17 2015-12-30 Gurulogic Microsystems Oy Encoder and decoder, and method of operation
WO2016112019A1 (en) * 2015-01-06 2016-07-14 Oculus Vr, Llc Method and system for providing depth mapping using patterned light
CN108141593B (zh) * 2015-07-31 2022-05-03 港大科桥有限公司 用于针对深度视频的高效帧内编码的基于深度不连续的方法
US9769499B2 (en) 2015-08-11 2017-09-19 Google Inc. Super-transform video coding
US10277905B2 (en) 2015-09-14 2019-04-30 Google Llc Transform selection for non-baseband signal coding
US9807423B1 (en) 2015-11-24 2017-10-31 Google Inc. Hybrid transform scheme for video coding
WO2017093604A1 (en) * 2015-11-30 2017-06-08 Nokia Technologies Oy A method, an apparatus and a computer program product for encoding and decoding video
JP6669622B2 (ja) * 2016-09-21 2020-03-18 Kddi株式会社 動画像復号装置、動画像復号方法、動画像符号化装置、動画像符号化方法及びコンピュータ可読記録媒体
KR102528387B1 (ko) 2017-01-09 2023-05-03 에스케이텔레콤 주식회사 영상 부호화 또는 복호화하기 위한 장치 및 방법
WO2018128511A1 (ko) * 2017-01-09 2018-07-12 에스케이텔레콤 주식회사 영상 부호화 또는 복호화하기 위한 장치 및 방법
WO2020009400A1 (ko) * 2018-07-02 2020-01-09 엘지전자 주식회사 인트라 예측을 사용하여 비디오 신호를 처리하기 위한 방법 및 장치
US11122297B2 (en) 2019-05-03 2021-09-14 Google Llc Using border-aligned block functions for image compression
WO2021131058A1 (ja) * 2019-12-27 2021-07-01 富士通株式会社 復号装置、符号化装置、復号方法及び復号プログラム

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JP3013898B2 (ja) * 1990-06-06 2000-02-28 沖電気工業株式会社 Ｔｖ信号における動きベクトルを用いた動き内挿方法
KR100750136B1 (ko) * 2005-11-02 2007-08-21 삼성전자주식회사 영상의 부호화, 복호화 방법 및 장치
WO2008090608A1 (ja) * 2007-01-24 2008-07-31 Fujitsu Limited 画像読取装置、画像読取プログラム、画像読取方法
EP2081386A1 (en) * 2008-01-18 2009-07-22 Panasonic Corporation High precision edge prediction for intracoding
JP4973542B2 (ja) * 2008-02-26 2012-07-11 富士通株式会社 画素補間装置及び画素補間方法

Also Published As

Publication number Publication date
EP2666295A1 (en) 2013-11-27
CN103329531A (zh) 2013-09-25
JP2014509119A (ja) 2014-04-10
WO2012100047A1 (en) 2012-07-26
US20140010295A1 (en) 2014-01-09
KR20140005257A (ko) 2014-01-14

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Legal Events

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B15K Others concerning applications: alteration of classification

Ipc: H04N 7/00 (2011.01)

B08F Application fees: application dismissed [chapter 8.6 patent gazette]

Free format text: REFERENTE A 7A ANUIDADE.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2497 DE 13-11-2018 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.