hackthelobby/libcaca/caca-php/examples/www/dithering.php

47 lines
1.3 KiB
PHP

<?php
header('Content-Type: text/html; charset=UTF-8');
?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">
<head>
<title>Caca power!</title>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
</head>
<body>
<?php
/*
* dithering.php sample program for libcaca php binding
* Copyright (c) 2008 Nicolas Vion <nico@yojik.eu>
*
* This program is free software. It comes without any warranty, to
* the extent permitted by applicable law. You can redistribute it
* and/or modify it under the terms of the Do What the Fuck You Want
* to Public License, Version 2, as published by Sam Hocevar. See
* http://www.wtfpl.net/ for more details.
*/
$src = "logo-caca.png";
$img = imagecreatefrompng(dirname(__FILE__)."/".$src);
if (!$img) {
die("Can not open image.\n");
}
$dither = caca_create_dither($img);
if (!$dither) {
die("Can not create dither. Maybe you compiled caca-php without gd support.\n");
}
$canvas = caca_create_canvas(100, 40);
caca_dither_bitmap($canvas, 0, 0, caca_get_canvas_width($canvas), caca_get_canvas_height($canvas), $dither, $img);
echo caca_export_string($canvas, "html3");
echo "<img src=\"./$src\" alt=\"\" />";
?>
</body>
</html>