plaatje weergeven met GD
GIF87a €, „©Ëí£œT;GIF87aF€,F„©Ëí£œ´Ú‹³Þ¼÷;
Het meest logische leek mij de headers. Maar waar ik die ook neer lijk te zetten, het probleem blijft. Dit is mijn test-code:
Code (php)
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<?php
ob_start();
$dbar1 = 30;
$dbar2 = 70;
echo "<html><head><title></title></head><body>";
echo "
<table>
<tr><td>1</td><td><td><td></td></tr>
<tr><td>2</td><td><td><td></td></tr>
<tr><td>3</td><td><td><td>"; create_rule($dbar1, $dbar2); echo "</td></tr>
<tr><td>4</td><td><td><td></td></tr>
<tr><td>5</td><td><td><td></td></tr>
<tr><td>6</td><td><td><td></td></tr>
<tr><td>7</td><td><td><td></td></tr>
</table>";
ob_end_flush();
function create_rule($dbar1, $dbar2) {
header("Content-type: image/gif");
$rule1 = imagecreatetruecolor($dbar1, 5);
$bg1 = imagecolorallocate($rule1, 255, 0, 0);
imagegif($rule1);
$rule2 = imagecreatetruecolor($dbar2, 5);
$bg2 = imagecolorallocate($rule2, 0, 255, 0);
imagegif($rule2);
imagedestroy($rule1);
imagedestroy($rule2);
}
ob_end_clean();
echo "</body></html>";
?>
ob_start();
$dbar1 = 30;
$dbar2 = 70;
echo "<html><head><title></title></head><body>";
echo "
<table>
<tr><td>1</td><td><td><td></td></tr>
<tr><td>2</td><td><td><td></td></tr>
<tr><td>3</td><td><td><td>"; create_rule($dbar1, $dbar2); echo "</td></tr>
<tr><td>4</td><td><td><td></td></tr>
<tr><td>5</td><td><td><td></td></tr>
<tr><td>6</td><td><td><td></td></tr>
<tr><td>7</td><td><td><td></td></tr>
</table>";
ob_end_flush();
function create_rule($dbar1, $dbar2) {
header("Content-type: image/gif");
$rule1 = imagecreatetruecolor($dbar1, 5);
$bg1 = imagecolorallocate($rule1, 255, 0, 0);
imagegif($rule1);
$rule2 = imagecreatetruecolor($dbar2, 5);
$bg2 = imagecolorallocate($rule2, 0, 255, 0);
imagegif($rule2);
imagedestroy($rule1);
imagedestroy($rule2);
}
ob_end_clean();
echo "</body></html>";
?>
Heeft iemand suggesties?
Een voorbeeld vanaf php.net werkt ook.
Gewijzigd op 01/01/1970 01:00:00 door Wim
img1.php
Code (php)
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<?php
header("Content-type: image/gif");
$rule1 = imagecreatetruecolor($dbar1, 5);
$bg1 = imagecolorallocate($rule1, 255, 0, 0);
imagegif($rule1);
?>
header("Content-type: image/gif");
$rule1 = imagecreatetruecolor($dbar1, 5);
$bg1 = imagecolorallocate($rule1, 255, 0, 0);
imagegif($rule1);
?>
img2.php
Code (php)
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<?php
header("Content-type: image/gif");
$rule2 = imagecreatetruecolor($dbar2, 5);
$bg2 = imagecolorallocate($rule2, 0, 255, 0);
imagegif($rule2);
?>
header("Content-type: image/gif");
$rule2 = imagecreatetruecolor($dbar2, 5);
$bg2 = imagecolorallocate($rule2, 0, 255, 0);
imagegif($rule2);
?>
bestand.php