imagecreatefromgif
(PHP 4, PHP 5)
imagecreatefromgif — Create a new image from file or URL
Описание
resource imagecreatefromgif
( string $filename
)
imagecreatefromgif() returns an image identifier representing the image obtained from the given filename.
To ease debugging the following example will produce an error GIF:
Example#1 Example to handle an error during creation
<?php
function LoadGif ($imgname)
{
$im = @imagecreatefromgif ($imgname); /* Attempt to open */
if (!$im) { /* See if it failed */
$im = imagecreatetruecolor (150, 30); /* Create a blank image */
$bgc = imagecolorallocate ($im, 255, 255, 255);
$tc = imagecolorallocate ($im, 0, 0, 0);
imagefilledrectangle ($im, 0, 0, 150, 30, $bgc);
/* Output an errmsg */
imagestring ($im, 1, 5, 5, "Error loading $imgname", $tc);
}
return $im;
}
header("Content-Type: image/gif");
$img = LoadGif("bogus.image");
imagegif($img);
?>