function save($filename = null, $quality = null)
{
// Determine quality, filename, and format
$quality = $quality ?: $this->quality;
$filename = $filename ?: $this->filename;
$format = $this->file_ext($filename) ?: $this->original_info['format'];
// Create the image
switch (strtolower($format)) {
case 'gif':
$result = imagegif($this->image, $filename);
break;
case 'jpg':
case 'jpeg':
imageinterlace($this->image, true);
$result = imagejpeg($this->image, $filename, round($quality));
break;
case 'png':
$result = imagepng($this->image, $filename, round(9 * $quality / 100));
break;
default:
throw new Exception('Unsupported format');
}
if (!$result) {
throw new Exception('Unable to save image: ' . $filename);
}
return $this;
} function imageDualResize($filename, $cleanFilename, $wtarget, $htarget)
{
if (!file_exists($cleanFilename)) {
$dims = getimagesize($filename);
$width = $dims[0];
$height = $dims[1];
while ($width > $wtarget || $height > $htarget) {
if ($width > $wtarget) {
$percentage = $wtarget / $width;
}
if ($height > $htarget) {
$percentage = $htarget / $height;
}
/*if($width > $height)
{
$percentage = ($target / $width);
}
else
{
$percentage = ($target / $height);
}*/
//gets the new value and applies the percentage, then rounds the value
$width = round($width * $percentage);
$height = round($height * $percentage);
}
$image = new SimpleImage();
$image->load($filename);
$image->resize($width, $height);
$image->save($cleanFilename);
$image = null;
}
//returns the new sizes in html image tag format...this is so you can plug this function inside an image tag and just get the
return "src=\"{$baseurl}/{$cleanFilename}\"";
}
