FR2758636B1 - Traitement d'images par regions utilisant une transformation discrete sur des segments finis sans extension - Google Patents

Traitement d'images par regions utilisant une transformation discrete sur des segments finis sans extension

Info

Publication number
FR2758636B1
FR2758636B1 FR9700813A FR9700813A FR2758636B1 FR 2758636 B1 FR2758636 B1 FR 2758636B1 FR 9700813 A FR9700813 A FR 9700813A FR 9700813 A FR9700813 A FR 9700813A FR 2758636 B1 FR2758636 B1 FR 2758636B1
Authority
FR
France
Prior art keywords
images
regions
extension
processing
discrete transformation
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 - Fee Related
Application number
FR9700813A
Other languages
English (en)
Other versions
FR2758636A1 (fr
Inventor
De Saint Martin Francoi Moreau
Albert Cohen
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.)
Orange SA
Original Assignee
France Telecom SA
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 France Telecom SA filed Critical France Telecom SA
Priority to FR9700813A priority Critical patent/FR2758636B1/fr
Publication of FR2758636A1 publication Critical patent/FR2758636A1/fr
Application granted granted Critical
Publication of FR2758636B1 publication Critical patent/FR2758636B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/007—Transform coding, e.g. discrete cosine transform

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Discrete Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
FR9700813A 1997-01-21 1997-01-21 Traitement d'images par regions utilisant une transformation discrete sur des segments finis sans extension Expired - Fee Related FR2758636B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9700813A FR2758636B1 (fr) 1997-01-21 1997-01-21 Traitement d'images par regions utilisant une transformation discrete sur des segments finis sans extension

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9700813A FR2758636B1 (fr) 1997-01-21 1997-01-21 Traitement d'images par regions utilisant une transformation discrete sur des segments finis sans extension

Publications (2)

Publication Number Publication Date
FR2758636A1 FR2758636A1 (fr) 1998-07-24
FR2758636B1 true FR2758636B1 (fr) 2000-12-29

Family

ID=9502977

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9700813A Expired - Fee Related FR2758636B1 (fr) 1997-01-21 1997-01-21 Traitement d'images par regions utilisant une transformation discrete sur des segments finis sans extension

Country Status (1)

Country Link
FR (1) FR2758636B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6233357B1 (en) * 1997-07-14 2001-05-15 Sharp Laboratories Of America, Inc. Arbitrary shape wavelet transform with phase alignment

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3068304B2 (ja) * 1992-01-21 2000-07-24 日本電気株式会社 動画像符号化方式および復号化方式
US5422963A (en) * 1993-10-15 1995-06-06 At&T Corp. Block transform coder for arbitrarily shaped image segments

Also Published As

Publication number Publication date
FR2758636A1 (fr) 1998-07-24

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20081029