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,Code: Select all
and [syntax="..."] tags where appropriate when posting code. Your post has been edited to reflect how we'd like it posted. Please read: [url=http://forums.devnetwork.net/viewtopic.php?t=21171]Posting Code in the Forums[/url] to learn how to do it too.[/color]
Hi,
I've had great success getting the following code to work with GIF files in the same directory as the script. I've been tinkering with the code trying to get it to work for JPEG files. Stumped. Any ideas?
Thanks.
AndrewCode: Select all
<?PHP
function bildinfo($bild)
{
/*
******* FUNCTION BILDINFO() ******* ******* ******* *******
******* ******* ******* ******* ******* ******* ******* *******
******* Copyright 2003 by http://www.BLACKEYE.org ******* *******
******* ******* ******* ******* ******* ******* ******* *******
Please don't change the copyright in this file. You can modify
this file, but NEVER remove the copyright !
If YOU were the creator of this function, you would say the
same, eh ?
For more informations / How to use:
HOMEPAGE: http://www.blackeye.org
******* ******* ******* ******* ******* ******* ******* *******
*/
$fp = fopen($bild, "rb"); // Open image in binary mode (for windows)
$f = fread($fp, filesize($bild));
$c = bin2hex($f); // Binary file -> Hex
$c = ereg_replace("5c30", "0000", $c); // In gif-files "5c30" stands for real "00" values. why ? i dont know
$b = $c;
$pos = strpos($c, "fe0102"); // 6 Byte termination for the color table
if ($pos > 0)
{
$c = substr($c, 26);
$c = substr($c, 0, strpos($c, "fe0102")); // Termination for the color table of non-transparent images
}
else
{
$c = substr($c, 26);
$c = substr($c, 0, strpos($c, "21f904")); // Termination for the color table
}
echo "<table border='0'>";
$i = 0;
$y = 0;
$str = "";
$pix = chunk_split($c, 6, ";"); // 6 Char long block (color)
$pix = explode(";",$pix);
sort($pix);
foreach($pix as $col)
{
if ($col && !ereg($col.";", $str) && strlen($col) == 6) // So that no color is twice in the list
{
$str .= $col.";";
$i++; // F?r die Table anzeige
$y++; // Anzahl Farben
if ($i == 1) { echo ""; }
echo "<td width='6' height='8' bgcolor='#$col' style='border:1px solid #000000;font-size:1px;' title='?2003 by http://www.BLACKEYE.org'>";
echo " ";
echo "</td>";
if ($i == 10)
{
echo ""; $i = 0;
}
}
}
echo "</table>";
echo $y." visible colors";
}
$bild = ""; // Imagefile
bildinfo($bild);
?>Only copy & paste this text into your .php file, where you want to show the image.
onion2k | Please use
Code: Select all
,Code: Select all
and [syntax="..."] tags where appropriate when posting code. Your post has been edited to reflect how we'd like it posted. Please read: [url=http://forums.devnetwork.net/viewtopic.php?t=21171]Posting Code in the Forums[/url] to learn how to do it too.[/color]