Image2HTML

Image2HTML.php

<?php

function img2html($image, $letters='') {
    /*
      img2html:
        takes an image as an array of data that is created by PHP
        for uploaded files.
    */
    $suffix        = preg_replace('%^[^/]+/%', '', $image['type']);
    $getimagefunc    = "imagecreatefrom$suffix";

    if (!function_exists($getimagefunc)) {
        echo "This server does not support the $getimagefunc() function; exiting";
        return false;
        }

    if (!$letters)
        $letters = 'ARSE';

    $img    = $getimagefunc($image['tmp_name']);
    $count    = 0;

    $numletters        = strlen($letters);
    list($width, $height)    = getimagesize($image['tmp_name']);

    echo '<table cellpadding=0 cellspacing=0 style="cell-spacing: 0px;">';

    for ($y = 0; $y < $height; $y++) {
        echo "<tr>\n";

        for ($x = 0; $x < $width; $x++) {
            $count++;

            $colours    = imagecolorsforindex($img, imagecolorat($img, $x, $y));
            #$hexcolour    = '#' . dechex($colours['red']) . dechex($colours['green']) . dechex($colours['blue']);
            $hexcolour    = sprintf("#%02x%02x%02x", $colours['red'], $colours['green'], $colours['blue']);

            echo    "<td style='height: 3px; width: 3px; padding: 0px; font-size: 3px; background-color: $hexcolour; color: white;'>",
                $letters[($count % $numletters)],
                '</td>';
            }

        #if (!$count % 3)
        #    continue;

        echo "</tr>\n";
        }

    echo "</table>\n";
    }