(PHP 4, PHP 5)
imagepng — Output a PNG image to either the browser or a file
Outputs or saves a PNG image from the given image .
Ресурс на изображение, върнат от някоя от функциите за създаване на изображения като например imagecreatetruecolor().
The path to save the file to. If not set or NULL, the raw image stream will be outputted directly.
Забележка: NULL is invalid if the quality and filters arguments are not used.
Compression level: from 0 (no compression) to 9.
Allows reducing the PNG file size. It is a bitmask field which may be set to any combination of the PNG_FILTER_XXX constants. PNG_NO_FILTER or PNG_ALL_FILTERS may also be used to respectively disable or activate all filters.
Връща TRUE при успех или FALSE при неуспех.
Версия | Описание |
---|---|
5.1.3 | Added the filters parameter. |
5.1.2 | Added the quality parameter. |
<?php
$im = imagecreatefrompng("test.png");
header('Content-type: image/png');
imagepng($im);
imagedestroy($im);
?>