Function.imagegd
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imagegd — Output GD image to browser or file
Inhaltsverzeichnis |
Beschreibung
bool imagegd ( resource $image [, string $filename ] )
Outputs a GD image to the given filename
.
Parameter-Liste
- image
- Eine von den verschiedenen Erzeugungsfunktionen wie imagecreatetruecolor() gelieferte Grafikresource.
- filename
- The path to save the file to. If not set or NULL, the raw image stream will be outputted directly.
Rückgabewerte
Gibt bei Erfolg TRUE zurück, im Fehlerfall FALSE.
Beispiele
Beispiel #1 Outputting a GD image
<?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", $text_color); // Output the image imagegd($im); // Free up memory imagedestroy($im); ?>
Beispiel #2 Saving a GD image
<?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", $text_color); // Save the gd image // The file format for GD limages is .gd, see http://www.libgd.org/GdFileFormats imagegd($im, 'simple.gd'); // Free up memory imagedestroy($im); ?>
Anmerkungen
Hinweis:
The GD format is commonly used to allow fast loading of parts of images.
Note that the GD format is only usable in GD-compatible applications.