MX2013008692A - Metodo de codificacion de imagenes, metodo de decodificacion de imagenes, aparato de codificacion de imagenes, aparato de decodificacion de imagenes y aparato de codificacion y decodificacion de imagenes. - Google Patents

Metodo de codificacion de imagenes, metodo de decodificacion de imagenes, aparato de codificacion de imagenes, aparato de decodificacion de imagenes y aparato de codificacion y decodificacion de imagenes.

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Publication number
MX2013008692A
MX2013008692A MX2013008692A MX2013008692A MX2013008692A MX 2013008692 A MX2013008692 A MX 2013008692A MX 2013008692 A MX2013008692 A MX 2013008692A MX 2013008692 A MX2013008692 A MX 2013008692A MX 2013008692 A MX2013008692 A MX 2013008692A
Authority
MX
Mexico
Prior art keywords
image
image encoding
buffer
encoding
decoding
Prior art date
Application number
MX2013008692A
Other languages
English (en)
Inventor
Takahiro Nishi
Chong Soon Lim
Hisao Sasai
Youji Shibahara
hai wei Sun
Kyoko Tanikawa
Viktor Wahadaniah
Sue Mon Thet Naing
Toshiyasu Sugio
Toru Matsunobu
Kengo Terada
Original Assignee
Panasonic Corp
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 Panasonic Corp filed Critical Panasonic Corp
Publication of MX2013008692A publication Critical patent/MX2013008692A/es

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    • 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
    • H04N19/10—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
    • H04N19/134—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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/15—Data rate or code amount at the encoder output by monitoring actual compressed data size at the memory before deciding storage at the transmission buffer
    • 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
    • H04N19/174—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 slice, e.g. a line of blocks or a group of blocks
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • 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
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/58—Motion compensation with long-term prediction, i.e. the reference frame for a current frame not being the temporally closest one
    • 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
    • H04N19/70—Methods 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
    • 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
    • H04N19/172—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
    • 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
    • H04N19/184—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 bits, e.g. of the compressed video stream

Landscapes

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

Abstract

Un método de codificación de imágenes de acuerdo con un aspecto de la presente invención incluye: escribir, en un conjunto de parámetros de secuencia, información de definición de descripciones de memoria intermedia para definir una pluralidad de descripciones de memoria intermedia (S102); seleccionar una de las descripciones de memoria intermedia para cada unidad de procesamiento que es una imagen o un corte, y escribir información de selección de descripciones de memoria intermedia para especificar la descripción de memoria intermedia seleccionada, en un primer encabezado de la unidad de procesamiento la cual se incluye en la corriente de bits codificada (S103 y S104); y codificar la unidad de procesamiento utilizando la descripción de memoria intermedia seleccionada (S105), y la información de definición de descripciones de memoria intermedia incluye información a largo plazo para identificar, entre una pluralidad de imágenes de referencia cubiertas por las descripciones de memoria intermedia, una imagen de referencia que es asignada como una imagen de referencia a largo plazo.
MX2013008692A 2011-09-07 2012-09-05 Metodo de codificacion de imagenes, metodo de decodificacion de imagenes, aparato de codificacion de imagenes, aparato de decodificacion de imagenes y aparato de codificacion y decodificacion de imagenes. MX2013008692A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201161531760P 2011-09-07 2011-09-07
PCT/JP2012/005608 WO2013035313A1 (ja) 2011-09-07 2012-09-05 画像符号化方法、画像復号方法、画像符号化装置、画像復号装置及び画像符号化復号装置

Publications (1)

Publication Number Publication Date
MX2013008692A true MX2013008692A (es) 2013-08-21

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MX2013008692A MX2013008692A (es) 2011-09-07 2012-09-05 Metodo de codificacion de imagenes, metodo de decodificacion de imagenes, aparato de codificacion de imagenes, aparato de decodificacion de imagenes y aparato de codificacion y decodificacion de imagenes.

Country Status (12)

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US (9) US8971406B2 (es)
EP (2) EP2755387B1 (es)
JP (2) JP5970647B2 (es)
KR (1) KR101909308B1 (es)
CN (2) CN103621092B (es)
BR (1) BR112013020486B1 (es)
CA (1) CA2826418C (es)
ES (2) ES2685431T3 (es)
MX (1) MX2013008692A (es)
MY (1) MY165661A (es)
PL (2) PL3094092T3 (es)
WO (1) WO2013035313A1 (es)

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WO2013035313A1 (ja) 2013-03-14
JPWO2013035313A1 (ja) 2015-03-23
US20210006814A1 (en) 2021-01-07
JP2016184960A (ja) 2016-10-20
EP2755387A1 (en) 2014-07-16
US10554993B2 (en) 2020-02-04
US9554147B2 (en) 2017-01-24
KR101909308B1 (ko) 2018-10-17
US20200128268A1 (en) 2020-04-23
EP2755387A4 (en) 2015-03-04
BR112013020486B1 (pt) 2022-07-19
US10003816B2 (en) 2018-06-19
US20170048538A1 (en) 2017-02-16
CN107257492B (zh) 2020-04-28
US20170223372A1 (en) 2017-08-03
KR20140062421A (ko) 2014-05-23
JP5970647B2 (ja) 2016-08-17
CN107257492A (zh) 2017-10-17
CA2826418C (en) 2018-06-12
ES2625097T3 (es) 2017-07-18
BR112013020486A8 (pt) 2018-02-06
US20180270495A1 (en) 2018-09-20
US11356691B2 (en) 2022-06-07
BR112013020486A2 (pt) 2017-07-18
US9681148B2 (en) 2017-06-13
PL3094092T3 (pl) 2018-11-30
US8971406B2 (en) 2015-03-03
US11758173B2 (en) 2023-09-12
PL2755387T3 (pl) 2017-08-31
ES2685431T3 (es) 2018-10-09
US20150139316A1 (en) 2015-05-21
US20230370630A1 (en) 2023-11-16
EP3094092A1 (en) 2016-11-16
MY165661A (en) 2018-04-18
EP2755387B1 (en) 2017-02-15
JP6172485B2 (ja) 2017-08-02
CN103621092A (zh) 2014-03-05
US20220264138A1 (en) 2022-08-18
EP3094092B1 (en) 2018-06-06
US20130058408A1 (en) 2013-03-07
CN103621092B (zh) 2017-07-18
CA2826418A1 (en) 2013-03-14
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