imagecreatefrompng

(PHP 4, PHP 5, PHP 7, PHP 8)

imagecreatefrompngCreate a new image from file or URL

Description

imagecreatefrompng(string $filename): GdImage|false

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

Tip

A URL can be used as a filename with this function if the fopen wrappers have been enabled. See fopen() for more details on how to specify the filename. See the Supported Protocols and Wrappers for links to information about what abilities the various wrappers have, notes on their usage, and information on any predefined variables they may provide.

Parameters

filename

Path to the PNG image.

Return Values

Returns an image object on success, false on errors.

Changelog

Version Description
8.0.0 On success, this function returns a GDImage instance now; previously, a resource was returned.

Examples

Example #1 Example to handle an error during loading of a PNG

<?php
function LoadPNG($imgname)
{
/* Attempt to open */
$im = @imagecreatefrompng($imgname);

/* See if it failed */
if(!$im)
{
/* Create a blank image */
$im = imagecreatetruecolor(150, 30);
$bgc = imagecolorallocate($im, 255, 255, 255);
$tc = imagecolorallocate($im, 0, 0, 0);

imagefilledrectangle($im, 0, 0, 150, 30, $bgc);

/* Output an error message */
imagestring($im, 1, 5, 5, 'Error loading ' . $imgname, $tc);
}

return
$im;
}

header('Content-Type: image/png');

$img = LoadPNG('bogus.image');

imagepng($img);
imagedestroy($img);
?>

The above example will output something similar to:

imagecreatefrompng() example
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