always output a png

This commit is contained in:
Georg Ehrke 2014-03-14 11:14:09 +01:00
parent 6f96ab3e90
commit 0c3c75efd5
1 changed files with 1 additions and 1 deletions

View File

@ -463,7 +463,7 @@ class Preview {
if (is_null($this->preview)) {
$this->getPreview();
}
$this->preview->show();
$this->preview->show('image/png');
return;
}