Not efficient, because the actual size on the disk depends on the
filesystem. I don't think you can find out before writing it to the disk

"Jochem Maas" <[EMAIL PROTECTED]> wrote in message
news:[EMAIL PROTECTED]
> Karuna wrote:
> > Hi. Is possible to calculate the filesize of image that will result from
> > using imagejpeg without actually writing to disk?
> >
> > Thanks :)
> >
>
> something like (although its not very efficient, I think):
>
> ob_start();
> image_jpeg($im); // $im is an GD resource
> $data = ob_get_contents();
> ob_end_clean;
>
> $byteCount = strlen($data);

Attachment: smime.p7s
Description: S/MIME cryptographic signature

Reply via email to