BR112015032150A2 - intra-predição a partir de bloco preditivo - Google Patents

intra-predição a partir de bloco preditivo

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Publication number
BR112015032150A2
BR112015032150A2 BR112015032150A BR112015032150A BR112015032150A2 BR 112015032150 A2 BR112015032150 A2 BR 112015032150A2 BR 112015032150 A BR112015032150 A BR 112015032150A BR 112015032150 A BR112015032150 A BR 112015032150A BR 112015032150 A2 BR112015032150 A2 BR 112015032150A2
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BR
Brazil
Prior art keywords
video data
intra
block
predictive
prediction
Prior art date
Application number
BR112015032150A
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English (en)
Other versions
BR112015032150B8 (pt
BR112015032150B1 (pt
Inventor
pang Chao
Sole Rojals Joel
Guo Liwel
Karczewicz Marta
Laxman Joshi Rajan
Pu Wei
Kim Woo-Shik
Original Assignee
Qualcomm Inc
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Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of BR112015032150A2 publication Critical patent/BR112015032150A2/pt
Publication of BR112015032150B1 publication Critical patent/BR112015032150B1/pt
Publication of BR112015032150B8 publication Critical patent/BR112015032150B8/pt

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/105Selection 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • H04N19/154Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/17Methods 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
    • H04N19/176Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/186Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46Embedding additional information in the video signal during the compression process
    • H04N19/463Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/513Processing of motion vectors
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/513Processing of motion vectors
    • H04N19/517Processing of motion vectors by encoding
    • H04N19/52Processing of motion vectors by encoding by predictive encoding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/523Motion estimation or motion compensation with sub-pixel accuracy
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/55Motion estimation with spatial constraints, e.g. at image or region borders
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/563Motion estimation with padding, i.e. with filling of non-object values in an arbitrarily shaped picture block or region for estimation purposes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/80Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)

Abstract

1/1 resumo intra-predição a partir de bloco preditivo técnicas que codificam dados de vídeo, que incluem um modo para intra-predição de blocos de dados de vídeo a partir de blocos preditivos de dados de vídeo dentro da mesma imagem, podem incluir determinar um bloco preditivo de dados de vídeo para o bloco atual de dados de vídeo, em que o bloco preditivo de dados de vídeo é um bloco reconstruído de dados de vídeo dentro da mesma imagem do bloco atual de dados de vídeo. um vetor bidimensional, que pode ser utilizado por um codificador de vídeo para identificar o bloco preditivo de dados de vídeo, inclui um componente de deslocamento horizontal e um componente de deslocamento vertical com relação ao bloco atual de dados de vídeo. o modo para intra-predição de blocos de dados de vídeo a partir de blocos preditivos de dados de vídeo dentro da mesma imagem pode ser referido como cópia intra- bloco ou intra-compensação de movimento.
BR112015032150A 2013-06-21 2014-06-20 Intra-predição a partir de bloco preditivo BR112015032150B8 (pt)

Applications Claiming Priority (16)

Application Number Priority Date Filing Date Title
US201361838209P 2013-06-21 2013-06-21
US201361847549P 2013-07-17 2013-07-17
US61/847,549 2013-07-17
US201361866965P 2013-08-16 2013-08-16
US61/866,965 2013-08-16
US201361870050P 2013-08-26 2013-08-26
US201361883612P 2013-09-27 2013-09-27
US201361887115P 2013-10-04 2013-10-04
US61/887,115 2013-10-04
US201361893539P 2013-10-21 2013-10-21
US201361896013P 2013-10-25 2013-10-25
US201461923698P 2014-01-05 2014-01-05
US61/923,698 2014-01-05
US14/309,730 US10015515B2 (en) 2013-06-21 2014-06-19 Intra prediction from a predictive block
US14/309,730 2014-06-19
PCT/US2014/043397 WO2014205339A2 (en) 2013-06-21 2014-06-20 Intra prediction from a predictive block

Publications (3)

Publication Number Publication Date
BR112015032150A2 true BR112015032150A2 (pt) 2017-07-25
BR112015032150B1 BR112015032150B1 (pt) 2023-04-11
BR112015032150B8 BR112015032150B8 (pt) 2023-12-19

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BR112015032150A BR112015032150B8 (pt) 2013-06-21 2014-06-20 Intra-predição a partir de bloco preditivo

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US (1) US10015515B2 (pt)
EP (1) EP3011743A2 (pt)
JP (1) JP6377734B2 (pt)
KR (1) KR102232099B1 (pt)
CN (1) CN105393536B (pt)
AU (1) AU2014281331B2 (pt)
BR (1) BR112015032150B8 (pt)
CA (1) CA2912447C (pt)
CL (1) CL2015003693A1 (pt)
HK (1) HK1216961A1 (pt)
IL (1) IL242529B (pt)
MX (1) MX362449B (pt)
MY (1) MY188617A (pt)
PH (1) PH12015502805A1 (pt)
RU (1) RU2679190C2 (pt)
SA (1) SA515370305B1 (pt)
SG (2) SG10201710379SA (pt)
WO (1) WO2014205339A2 (pt)

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