2007. 06. 15, péntek keltezéssel 15.28-kor ross@xxxxxxxxxxxxx ezt írta:
> Nothing happens no errors or anything I tried to debug using
> include('display_image.php?img_url=$image_url') I got a parse error.
of course. include is totally different stuff, you can not give GET
parameters when including
what happens if you try to view display.image.php?img_url=something in
your browser? try it with a valid img_url value and an invalid one and
see if it throws any errors or anything
greets
Zoltán Németh
>
> I would rather use buffers if this is possible?
> ----- Original Message -----
> From: "Zoltán Németh" <znemeth@xxxxxxxxxxxxxx>
> To: "Ross" <ross@xxxxxxxxxxxxx>
> Cc: <php-general@xxxxxxxxxxxxx>
> Sent: Friday, June 15, 2007 3:03 PM
> Subject: Re: passing a url to a page
>
>
> 2007. 06. 15, péntek keltezéssel 14.45-kor Ross ezt írta:
> > I have a display_image.php page
> >
> > <?php
> >
> >
> >
> > $image = imagecreatefromjpeg($img_url);
>
> where do you get $img_url from? GET request?
> then do something like
>
> $img_url = $_GET['img_url'];
> if (!file_exists($img_url)) die "bad hacker";
>
> before the above line. this will let you get rid of register_globals,
> and does a basic check of input, which is always very important
>
> > if ($image === false) { exit; }
> >
> > // Get original width and height
> > echo $width = imagesx($image);
> > echo $height = imagesy($image);
> >
> > // New width and height
> > $new_width = 200;
> > $new_height = 150;
> >
> > // Resample
> > $image_resized = imagecreatetruecolor($new_width, $new_height);
> > imagecopyresampled($image_resized, $image, 0, 0, 0, 0, $new_width,
> > $new_height, $width, $height);
> >
> > // Display resized image
> > ;
> > header('Content-type: image/jpeg');
> > imagejpeg($image_resized);
> > exit();
> >
> > ?>
> >
> >
> > I want to output this as an image but cannot get it working. I need to
> > pass
> > the image url something like this I thought would work
> >
> > echo "<img src=\"display_image.php?img_url=$image_url>";
>
> this should work. what do you mean by not working? do you get any error
> message? anything? without information no one can tell you what's
> wrong...
>
> greets
> Zoltán Németh
>
> >
> >
> > any ideas?
> >
>
>
>
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