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ImageToWebp.php
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ImageToWebp.php
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<?php
class ImageToWebp {
private $source = null;
protected function getImageResource () {
// Find the extension of source image.
$extension = strtolower( strrchr ( $this->source, '.' ) );
// Convert image to resource object according to its type.
switch ( $extension ) {
case '.jpg':
case '.jpeg':
$img = @imagecreatefromjpeg( $this->source );
break;
case '.gif':
$img = @imagecreatefromgif( $this->source );
break;
case '.png':
$img = @imagecreatefrompng( $this->source );
break;
default:
$img = false;
break;
}
return $img;
}
public function convert ( $source, $destination, $quality = 80 ) {
// Set default values globally
$this->source = $source;
// Convert to webp, yey
imagewebp( $this->getImageResource(), $destination, $quality );
}
}