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# imagecreatefrompng

(PHP 3>= 3.0.13, PHP 4 , PHP 5)

imagecreatefrompng -- Create a new image from file or URL

## Description

resource imagecreatefrompng ( string filename )

imagecreatefrompng() returns an image identifier representing the image obtained from the given filename.

imagecreatefrompng() returns an empty string on failure. It also outputs an error message, which unfortunately displays as a broken link in a browser. To ease debugging the following example will produce an error PNG:

Esimerkki 1. Example to handle an error during creation (courtesy vic at zymsys dot com)

`<?php
function LoadPNG($imgname)
{
$im = @imagecreatefrompng($imgname); /* Attempt to open */
if (!$im) { /* See if it failed */
$im = imagecreate(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;
}
?>`

> Vihje: T�m�n funktion kanssa voit k�ytt�� my�s URLia tiedostonimen sijaan jos "fopen wrappers" on kytketty p��lle. Katso funktiosta fopen() lis�tietoa tuetuista URL-protokollista ja siit� kuinka tiedoston nimi m��ritell��n Liite L.

Varoitus
Windows versions of PHP prior to PHP 4.3.0 do not support accessing remote files via this function, even if allow_url_fopen is enabled.

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imagecreatefromjpeg | Ylös | imagecreatefromstring