Plateforme Level Extreme
Abonnement
Profil corporatif
Produits & Services
Support
Légal
English
Get image size without loading it
Message
De
04/10/2013 08:35:21
 
 
À
04/10/2013 07:02:42
Dragan Nedeljkovich (En ligne)
Now officially retired
Zrenjanin, Serbia
Information générale
Forum:
Visual FoxPro
Catégorie:
Photos et traitement d'images
Versions des environnements
Visual FoxPro:
VFP 9 SP2
OS:
Windows Server 2003
Network:
Windows 2008 Server
Database:
MS SQL Server
Application:
Web
Divers
Thread ID:
01584779
Message ID:
01584783
Vues:
72
>I'm generating webpages with some images in them. The slow part is getting the image size, which I do by
>
>
>loImg=LoadPicture(lcFajl)
>lnWidth=Round(loImg.Width/26.458,0)
>lnHeight=Round(loImg.Height/26.458,0)
>
>
>The first line is the slow part. I seem to remember these attributes can be extracted, given the filename, by some feature of scripting.filesystemobject that I can't find now.
>
>I think I saw something like that in the last ten days or so, but me.memory.refresh() returns .f. - so, is there anyone with better memory?

I think FileSystemObject loads the file anyway so you wouldn't see much of a speed improvement.

The fastest way is to read in the header and extract the dimensions from there. What type of file are you looking at ?
Précédent
Suivant
Répondre
Fil
Voir

Click here to load this message in the networking platform