MX339392B - Metodo y aparato para codificar/decoficar imagenes. - Google Patents

Metodo y aparato para codificar/decoficar imagenes.

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Publication number
MX339392B
MX339392B MX2015014510A MX2015014510A MX339392B MX 339392 B MX339392 B MX 339392B MX 2015014510 A MX2015014510 A MX 2015014510A MX 2015014510 A MX2015014510 A MX 2015014510A MX 339392 B MX339392 B MX 339392B
Authority
MX
Mexico
Prior art keywords
decoded
encoding
block
image information
skip mode
Prior art date
Application number
MX2015014510A
Other languages
English (en)
Inventor
Jae Cheol Kwon
Joo Young Kim
Bae Keun Lee
Original Assignee
Kt Corp
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Filing date
Publication date
Application filed by Kt Corp filed Critical Kt Corp
Publication of MX339392B publication Critical patent/MX339392B/es

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    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
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    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H—ELECTRICITY
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    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
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    • H04N19/172—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 picture, frame or field

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

Abstract

Un método para decodificar una imagen, de acuerdo con la presente invención, comprende los pasos de recibir información de imágenes que corresponde a un bloque que será decodificado, llevando a cabo decodificación por entropía con respecto a la información de imágenes que se recibe, decidiendo un modo de saltar la transformación del bloque que será decodificado de una pluralidad de candidatos de modo para saltar la transformación, con base en la información de imágenes que es decodificada por entropía; y la transformación inversa del bloque que será decodificado con base en el modo para saltar la transformación que se decide.
MX2015014510A 2011-10-17 2014-04-16 Metodo y aparato para codificar/decoficar imagenes. MX339392B (es)

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KR20110106107 2011-10-17

Publications (1)

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MX339392B true MX339392B (es) 2016-05-25

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MX2014004777A MX2014004777A (es) 2011-10-17 2012-10-17 Metodo y aparato para codoficar/decodificar imagenes.
MX2015014510A MX339392B (es) 2011-10-17 2014-04-16 Metodo y aparato para codificar/decoficar imagenes.

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US (6) US9560384B2 (es)
KR (10) KR101718954B1 (es)
CN (9) CN104081775B (es)
AU (5) AU2012326873B2 (es)
BR (1) BR112014009403B1 (es)
CA (1) CA2856198C (es)
GB (5) GB2551290B (es)
IN (1) IN2014DN03098A (es)
MX (2) MX2014004777A (es)
PL (1) PL230821B1 (es)
RU (5) RU2606066C2 (es)
WO (1) WO2013058542A1 (es)

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