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wp-content/plugins/shortpixel-image-optimiser/class/Model/Image/ImageMeta.php

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+<?php
+namespace ShortPixel\Model\Image;
+
+if ( ! defined( 'ABSPATH' ) ) {
+ exit; // Exit if accessed directly.
+}
+
+// Base Class for ImageMeta
+class ImageMeta extends ImageThumbnailMeta
+{
+
+  public $errorMessage;
+  public $wasConverted = false; // Was converted from legacy format
+
+	protected $convertMeta;
+
+
+	public function __construct()
+	{
+		parent::__construct();
+		$this->convertMeta = new ImageConvertMeta();
+
+	}
+
+	public function fromClass($object)
+	{
+		if (property_exists($object, 'convertMeta'))
+		{
+
+			$this->convertMeta->fromClass($object->convertMeta);
+			unset($object->convertMeta);
+		}
+		// legacy.
+		if (property_exists($object, 'tried_png2jpg') && $object->tried_png2jpg)
+		{
+			 $this->convertMeta()->setTried($object->tried_png2jpg);
+		}
+		elseif (property_exists($object, 'did_png2jpg')  && $object->did_png2jpg)
+		{
+			 $this->convertMeta()->setFileFormat('png');
+			 $this->convertMeta()->setConversionDone();
+
+		}
+
+		parent::fromClass($object);
+	}
+
+
+	public function convertMeta()
+	{
+		 return $this->convertMeta;
+	}
+
+} // class