(PHP 4 >= 4.0.5, PHP 5)
image2wbmp — Output image to browser or file
image2wbmp() outputs or save a WBMP version of the given image .
Eine von den verschiedenen Erzeugungsfunktionen wie imagecreatetruecolor() gelieferte Grafikressource.
Path to the saved file. If not given, the raw image stream will be outputted directly.
Threshold value, between 0 and 255 (inclusive).
Gibt bei Erfolg TRUE zurück, im Fehlerfall FALSE.
Beispiel #1 image2wbmp() example
<?php
$file = 'php.png';
$image = imagecreatefrompng($file);
header('Content-type: ' . image_type_to_mime_type(IMAGETYPE_WBMP));
image2wbmp($image); // output the stream directly
imagedestroy($image);
?>
Hinweis: WBMP support is only available if PHP was compiled against GD-1.8 or later.