How doI make a spray into a VTF file?

[GordonZombie]

Itseems that only VTF files work with gmod, but I don't know how to convert an image into a VTF file.

[Danneh]

Try this [url]http://nemesis.thewavelength.net/index.php?c=178[/url]

[GordonZombie]

Thanks.