MX2010009194A - Metodo y dispositivo de codificacion/decodificacion dinamica de imagen. - Google Patents

Metodo y dispositivo de codificacion/decodificacion dinamica de imagen.

Info

Publication number
MX2010009194A
MX2010009194A MX2010009194A MX2010009194A MX2010009194A MX 2010009194 A MX2010009194 A MX 2010009194A MX 2010009194 A MX2010009194 A MX 2010009194A MX 2010009194 A MX2010009194 A MX 2010009194A MX 2010009194 A MX2010009194 A MX 2010009194A
Authority
MX
Mexico
Prior art keywords
image
dynamic image
image encoding
decoding method
encoding
Prior art date
Application number
MX2010009194A
Other languages
English (en)
Inventor
Takeshi Chujoh
Akiyuki Tanizawa
Takashi Watanabe
Goki Yasuda
Naofumi Wada
Original Assignee
Toshiba Kk
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 Toshiba Kk filed Critical Toshiba Kk
Publication of MX2010009194A publication Critical patent/MX2010009194A/es

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/85Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
    • 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
    • H04N19/117Filters, e.g. for pre-processing or post-processing
    • 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
    • H04N19/46Embedding additional information in the video signal during the compression process
    • 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • 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

Landscapes

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

Abstract

Se proporciona un método dinámico de codificación de imagen que utiliza una imagen codificada como imagen de referencia para predecir la imagen siguiente a codificar. El método incluye: un paso para aplicar un filtro a una imagen localmente decodificada de una imagen codificada de tal manera que se genere una imagen restaurada; un paso para establecer información de coeficiente de filtro en el filtro; un paso para codificar la información de coeficiente de filtro; un filtro para codificar la imagen localmente decodificada a utilizar como imagen de referencia o información específica que indica la imagen restaurada; y un paso para almacenar la imagen localmente decodificada o la imagen restaurada como imagen de referencia en una memoria de conformidad con la información específica.
MX2010009194A 2008-03-07 2008-12-25 Metodo y dispositivo de codificacion/decodificacion dinamica de imagen. MX2010009194A (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2008058375 2008-03-07
JP2008175694 2008-07-04
PCT/JP2008/073636 WO2009110160A1 (ja) 2008-03-07 2008-12-25 動画像符号化/復号化方法及び装置

Publications (1)

Publication Number Publication Date
MX2010009194A true MX2010009194A (es) 2010-09-10

Family

ID=41055730

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2010009194A MX2010009194A (es) 2008-03-07 2008-12-25 Metodo y dispositivo de codificacion/decodificacion dinamica de imagen.

Country Status (12)

Country Link
US (1) US20100322303A1 (es)
EP (1) EP2249572A4 (es)
JP (1) JPWO2009110160A1 (es)
KR (1) KR20100105680A (es)
CN (1) CN101926175A (es)
AU (1) AU2008352118A1 (es)
BR (1) BRPI0822364A2 (es)
CA (1) CA2715211A1 (es)
MX (1) MX2010009194A (es)
RU (1) RU2010132652A (es)
WO (1) WO2009110160A1 (es)
ZA (1) ZA201005949B (es)

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Also Published As

Publication number Publication date
WO2009110160A1 (ja) 2009-09-11
EP2249572A1 (en) 2010-11-10
EP2249572A4 (en) 2012-05-23
CN101926175A (zh) 2010-12-22
ZA201005949B (en) 2011-05-25
US20100322303A1 (en) 2010-12-23
KR20100105680A (ko) 2010-09-29
AU2008352118A1 (en) 2009-09-11
JPWO2009110160A1 (ja) 2011-07-14
RU2010132652A (ru) 2012-02-10
BRPI0822364A2 (pt) 2015-09-15
CA2715211A1 (en) 2009-09-11

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