FR2758198B1 - Procede d'estimation de la perception locale des distorsions de quantification dans une image fixe - Google Patents

Procede d'estimation de la perception locale des distorsions de quantification dans une image fixe

Info

Publication number
FR2758198B1
FR2758198B1 FR9700096A FR9700096A FR2758198B1 FR 2758198 B1 FR2758198 B1 FR 2758198B1 FR 9700096 A FR9700096 A FR 9700096A FR 9700096 A FR9700096 A FR 9700096A FR 2758198 B1 FR2758198 B1 FR 2758198B1
Authority
FR
France
Prior art keywords
distortions
quantification
estimating
still image
local perception
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
FR9700096A
Other languages
English (en)
Other versions
FR2758198A1 (fr
Inventor
Jean Louis Blin
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.)
Telediffusion de France ets Public de Diffusion
Original Assignee
Telediffusion de France ets Public de Diffusion
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 Telediffusion de France ets Public de Diffusion filed Critical Telediffusion de France ets Public de Diffusion
Priority to FR9700096A priority Critical patent/FR2758198B1/fr
Priority to EP97950240A priority patent/EP0951698A1/fr
Priority to PCT/FR1997/002222 priority patent/WO1998030979A1/fr
Publication of FR2758198A1 publication Critical patent/FR2758198A1/fr
Application granted granted Critical
Publication of FR2758198B1 publication Critical patent/FR2758198B1/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Image Processing (AREA)
FR9700096A 1997-01-08 1997-01-08 Procede d'estimation de la perception locale des distorsions de quantification dans une image fixe Expired - Fee Related FR2758198B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR9700096A FR2758198B1 (fr) 1997-01-08 1997-01-08 Procede d'estimation de la perception locale des distorsions de quantification dans une image fixe
EP97950240A EP0951698A1 (fr) 1997-01-08 1997-12-05 Estimation de la perception des distorsions d'image
PCT/FR1997/002222 WO1998030979A1 (fr) 1997-01-08 1997-12-05 Estimation de la perception des distorsions d'image

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9700096A FR2758198B1 (fr) 1997-01-08 1997-01-08 Procede d'estimation de la perception locale des distorsions de quantification dans une image fixe

Publications (2)

Publication Number Publication Date
FR2758198A1 FR2758198A1 (fr) 1998-07-10
FR2758198B1 true FR2758198B1 (fr) 2001-09-28

Family

ID=9502425

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9700096A Expired - Fee Related FR2758198B1 (fr) 1997-01-08 1997-01-08 Procede d'estimation de la perception locale des distorsions de quantification dans une image fixe

Country Status (3)

Country Link
EP (1) EP0951698A1 (fr)
FR (1) FR2758198B1 (fr)
WO (1) WO1998030979A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6760482B1 (en) 1999-02-19 2004-07-06 Unisearch Limited Method for visual optimisation of embedded block codes to exploit visual masking phenomena
EP1209624A1 (fr) * 2000-11-27 2002-05-29 Sony International (Europe) GmbH Procédé pour la réduction d'artefacts dans une image comprimée
WO2011133505A1 (fr) 2010-04-19 2011-10-27 Dolby Laboratories Licensing Corporation Évaluation de la qualité d'images et de vidéos à plage dynamique élevée, à plage dynamique visuelle et large gamme de couleurs
US8743291B2 (en) 2011-04-12 2014-06-03 Dolby Laboratories Licensing Corporation Quality assessment for images that have extended dynamic ranges or wide color gamuts

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5214507A (en) * 1991-11-08 1993-05-25 At&T Bell Laboratories Video signal quantization for an mpeg like coding environment

Also Published As

Publication number Publication date
FR2758198A1 (fr) 1998-07-10
WO1998030979A1 (fr) 1998-07-16
EP0951698A1 (fr) 1999-10-27

Similar Documents

Publication Publication Date Title
DE19983560T1 (de) Ein allgemeines Bildanreicherungssystem
FR2740641B1 (fr) Procede et circuit de determination d'un intervalle de quantification dans un codeur d'image
DE69920429D1 (de) Bewegungsschätzungssystem und -verfahren
DE69931999D1 (de) Bildfixiergerät
HUP9801780A3 (en) Image preprocessing process and device for motion estimation
GB9809986D0 (en) Visualising images
GB2331440B (en) Analysis of radiographic images
DE69938224D1 (de) Al-mg-si-legierungsblech
EP1134722A4 (fr) Circuit d'agrandissement d'images
DE69918877D1 (de) Bildbearbeitungsverfahren zur Bewegungsschätzung in einer Bildsequenz
FR2833132B1 (fr) Procede pour selectionner et enregistrer un sujet d'interet dans une image numerique fixe
DE69907319D1 (de) Bilddruck
DE69922129D1 (de) Farbbildverarbeitungssystem
FR2833797B1 (fr) Procede d'estimation du mouvement dominant dans une sequence d'images
DE69940285D1 (de) Bildübertragung
FR2758198B1 (fr) Procede d'estimation de la perception locale des distorsions de quantification dans une image fixe
DE69924771D1 (de) Bildsensor
FR2760554B1 (fr) Procede de detection de contours de relief dans une paire d'images stereoscopiques
GB2345131B (en) Width measurement of an image-bearing sheet
FR2779257B1 (fr) Procede de detection de la profondeur relative entre objets dans une image a partir d'un couple d'images
FR2782879B1 (fr) Procede de compression d'images
FR2766644B1 (fr) Procede d'estimation de la perception locale des erreurs de quantification chromatiques dans une image fixe
FR2790092B1 (fr) Procede de determination d'un analyte present dans une solution
IL111441A0 (en) Squeegee roller for imaging systems
DE69923219D1 (de) Bildverarbeitungsgerät

Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20081029