(PHP 4 >= 4.0.7, PHP 5)
imagecreatefromgd2part — Create a new image from a given part of GD2 file or URL
$filename
, int $srcX
, int $srcY
, int $width
, int $height
)Create a new image from a given part of GD2 file or URL.
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.
filenamePath to the GD2 image.
srcXx-coordinate of source point.
srcYy-coordinate of source point.
widthSource width.
heightSource height.
Returns an image resource identifier on success, FALSE on errors.
Example #1 imagecreatefromgd2part() example
<?php
// For this example we need the image size before
$image = getimagesize('./test.gd2');
// Create the image instance now we got the image
// sizes
$im = imagecreatefromgd2part('./test.gd2', 4, 4, ($image[0] / 2) - 6, ($image[1] / 2) - 6);
// Do an image operation, in this case we emboss the
// image if PHP 5+
if(function_exists('imagefilter'))
{
imagefilter($im, IMG_FILTER_EMBOSS);
}
// Save optimized image
imagegd2($im, './test_emboss.gd2');
imagedestroy($im);
?>
Note: This function requires GD 2.0.1 or later (2.0.28 or later is recommended).
Windows versions of PHP prior to PHP 4.3.0 do not support access of remote files via this function, even if allow_url_fopen is enabled.