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imagecreatefromstring

Create a new image from the image stream in the string (PHP 4 >= 4.0.4, PHP 5)
resource imagecreatefromstring ( string data )

imagecreatefromstring() returns an image identifier representing the image obtained from the given data These types will be automatically detected if your build of PHP supports them: JPEG, PNG, GIF, WBMP, and GD2.

Parameters

image

A string containing the image data

Return Values

An image resource will be returned on success. FALSE is returned if the image type is unsupported, the data is not in a recognised format, or the image is corrupt and cannot be loaded.

Examples

Example 1003. imagecreatefromstring() example

<?php
$data
= 'iVBORw0KGgoAAAANSUhEUgAAABwAAAASCAMAAAB/2U7WAAAABl'
     
. 'BMVEUAAAD///+l2Z/dAAAASUlEQVR4XqWQUQoAIAxC2/0vXZDr'
     
. 'EX4IJTRkb7lobNUStXsB0jIXIAMSsQnWlsV+wULF4Avk9fLq2r'
     
. '8a5HSE35Q3eO2XP1A1wQkZSgETvDtKdQAAAABJRU5ErkJggg==';
$data = base64_decode($data);

$im = imagecreatefromstring($data);
if (
$im !== false) {
   
header('Content-Type: image/png');
   
imagepng($im);
}
else {
   echo
'An error occurred.';
}
?>

The above example will output something similar to: