<?
// Gif to HTML (image.php) (c)2000 Todd M. Boland.
// Email: itodd@itodd.org
// Web: http://www.itodd.org
?>
<html>
<head>
<title>Gif to HTML</title>
</head>
<body bgcolor="black">
<font size="1"><b><PRE STYLE="font-size: 6pt;line-height: 6pt;">
<?
// RETURN HEX VALUE FROM RGB
function RGB_to_HEX($r, $g, $b) {
// RED
$red = dechex($r);
if(!isset($red[1])) { $red = "0".$red; } // FIX SINGLE VALUE
// GREEN
$green = dechex($g);
if(!isset($green[1])) { $green = "0".$green; } // FIX SINGLE VALUE
// BLUE
$blue = dechex($b);
if(!isset($blue[1])) { $blue = "0".$blue; } // FIX SINGLE VALUE
return "#".$red.$green.$blue;
}
// OPEN GIF FILE
if(!$file) $file = "zend.gif";
$image = imagecreatefromgif($file);
// DECIDE IF IT'S OF LEGAL SIZE
$width = imagesx($image);
$height = imagesy($image);
// USE CHAR #
unset($text);
$text[0] = "#";
// START PARSING IMAGE
$y=1; while($y<$height) {
$x=1; while($x<$width) {
// SNAG COLOR INDEX FROM PIXEL
$index = imagecolorat($image, $x, $y);
// CONVERT INDEX TO ARRAY
$array = imagecolorsforindex($image, $index);
// CONVERT RGB TO HEX
$color = RGB_TO_HEX($array["red"],$array["green"],$array["blue"]);
if(!isset($text[$i])) $i=0;
// OPTIMIZE
if($lastcolor==$color) {
// SAME COLOR AS LAST, JUST PRINT THE CHAR
print $text[$i];
} else {
if($y==1&&$x==1) {
// FIRST CHAR, OPEN A FONT TAG
print "<font color=".$color.">".$text[$i];
} else {
// NEW COLOR, CLOSE AND REOPEN FONT
print "</font><font color=".$color.">".$text[$i];
}
}
// NEXT COL
$lastcolor = $color;
$x++; $i++;
}
// NEXT ROW
print "n";
$y++;
}
?>
</font></pre></b></font>
</body>
</html>
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