CA2591655C - Dispositif et procede de codage de film cinematographique et de decodage de film cinematographique - Google Patents

Dispositif et procede de codage de film cinematographique et de decodage de film cinematographique Download PDF

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Publication number
CA2591655C
CA2591655C CA 2591655 CA2591655A CA2591655C CA 2591655 C CA2591655 C CA 2591655C CA 2591655 CA2591655 CA 2591655 CA 2591655 A CA2591655 A CA 2591655A CA 2591655 C CA2591655 C CA 2591655C
Authority
CA
Canada
Prior art keywords
motion vector
chrominance
field
luminance
component
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
CA 2591655
Other languages
English (en)
Other versions
CA2591655A1 (fr
Inventor
Akira Nakagawa
Hidenobu Miyoshi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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
Priority claimed from JP2003289350A external-priority patent/JP3791922B2/ja
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to CA2779486A priority Critical patent/CA2779486C/fr
Publication of CA2591655A1 publication Critical patent/CA2591655A1/fr
Application granted granted Critical
Publication of CA2591655C publication Critical patent/CA2591655C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Color Television Systems (AREA)

Abstract

Lorsqu'une prédiction est faite entre des champs ayant une parité différente, l'efficacité de prédiction d'un vecteur de chrominance est améliorée en commutant de façon adaptative la production d'un vecteur de déplacement de chrominance selon la parité de champ d'encodage/décodage et une parité d'un champ de référence (haut/bas) et l'efficacité du codage est améliorée par conséquent.
CA 2591655 2002-09-06 2003-09-05 Dispositif et procede de codage de film cinematographique et de decodage de film cinematographique Expired - Lifetime CA2591655C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA2779486A CA2779486C (fr) 2002-09-06 2003-09-05 Dispositif de codage de film cinematographique et dispositif de decodage de film cinematographique

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2002261427 2002-09-06
JP2002-261427 2002-09-06
JP2003289350A JP3791922B2 (ja) 2002-09-06 2003-08-07 動画像復号化装置及び方法
JP2003-289350 2003-08-07
CA 2439886 CA2439886C (fr) 2002-09-06 2003-09-05 Dispositif de codage de film cinematographique et dispositif de decodage de film cinematographique

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA 2439886 Division CA2439886C (fr) 2002-09-06 2003-09-05 Dispositif de codage de film cinematographique et dispositif de decodage de film cinematographique

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CA2779486A Division CA2779486C (fr) 2002-09-06 2003-09-05 Dispositif de codage de film cinematographique et dispositif de decodage de film cinematographique

Publications (2)

Publication Number Publication Date
CA2591655A1 CA2591655A1 (fr) 2004-03-06
CA2591655C true CA2591655C (fr) 2013-01-29

Family

ID=38433898

Family Applications (3)

Application Number Title Priority Date Filing Date
CA 2591655 Expired - Lifetime CA2591655C (fr) 2002-09-06 2003-09-05 Dispositif et procede de codage de film cinematographique et de decodage de film cinematographique
CA 2591682 Expired - Lifetime CA2591682C (fr) 2002-09-06 2003-09-05 Dispositif de codage de film cinematographique et dispositif de decodage de film cinematographique
CA 2591685 Expired - Lifetime CA2591685C (fr) 2002-09-06 2003-09-05 Dispositif et procede de codage de film cinematographique et de decodage de film cinematographiquee

Family Applications After (2)

Application Number Title Priority Date Filing Date
CA 2591682 Expired - Lifetime CA2591682C (fr) 2002-09-06 2003-09-05 Dispositif de codage de film cinematographique et dispositif de decodage de film cinematographique
CA 2591685 Expired - Lifetime CA2591685C (fr) 2002-09-06 2003-09-05 Dispositif et procede de codage de film cinematographique et de decodage de film cinematographiquee

Country Status (1)

Country Link
CA (3) CA2591655C (fr)

Also Published As

Publication number Publication date
CA2591685A1 (fr) 2004-03-06
CA2591682A1 (fr) 2004-03-06
CA2591682C (fr) 2012-08-21
CA2591655A1 (fr) 2004-03-06
CA2591685C (fr) 2012-08-07

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CA2591655C (fr) Dispositif et procede de codage de film cinematographique et de decodage de film cinematographique

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Effective date: 20230905