imagecreatefromstring

imagecreatefromstring

(PHP 4 >= 4.0.4, PHP 5)

imagecreatefromstring -- Create a new image from the image stream in the string

Description

resource imagecreatefromstring ( string image )

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

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 1. 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 occured.';
}
?>

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