GD- und Image-Funktionen
PHP-Handbuch

imagexbm

Output an XBM image to browser or file

Beschreibung

bool imagexbm ( resource $image , string $filename [, int $foreground ] )

Outputs or save an XBM version of the given image.

Hinweis: imagexbm doesn't apply any padding, so the image width has to be a multiple of 8. This restriction does no longer apply as of PHP 5.6.24 and 7.0.9, respectively.

Parameter-Liste

image

Eine von den verschiedenen Erzeugungsfunktionen wie imagecreatetruecolor gelieferte Grafikressource.

filename

The path to save the file to. If not set or NULL, the raw image stream will be outputted directly.

The filename (without the .xbm extension) is also used for the C identifiers of the XBM, whereby non alphanumeric characters of the current locale are substituted by underscores. If filename is set to NULL, image is used to build the C identifiers.

foreground

You can set the foreground color with this parameter by setting an identifier obtained from imagecolorallocate. The default foreground color is black. All other colors are treated as background.

Rückgabewerte

Gibt bei Erfolg TRUE zurück. Im Fehlerfall wird FALSE zurückgegeben.

Beispiele

Beispiel #1 Saving an XBM file

<?php
// Create a blank image and add some text
$im = imagecreatetruecolor(120, 20);
$text_color = imagecolorallocate($im, 233, 14, 91);
imagestring($im, 1, 5, 5,  'A Simple Text String', $text_color);

// Save the image
imagexbm($im, 'simpletext.xbm');

// Free up memory
imagedestroy($im);
?>

Beispiel #2 Saving an XBM file with a different foreground color

<?php
// Create a blank image and add some text
$im = imagecreatetruecolor(120, 20);
$text_color = imagecolorallocate($im, 233, 14, 91);
imagestring($im, 1, 5, 5,  'A Simple Text String', $text_color);

// Set a replacement foreground color
$foreground_color = imagecolorallocate($im, 255, 0, 0);

// Save the image
imagexbm($im, NULL, $foreground_color);

// Free up memory
imagedestroy($im);
?>

Anmerkungen