exiftool encoding

Author: Peter Frivalszky

lib/PHPExif/Adapter/Exiftool.php

@@ -39,6 +39,11 @@ class Exiftool extends AdapterAbstract
      */
     protected $numeric = true;
 
+    /**
+     * @var array
+     */
+    protected $encoding = [];
+
     /**
      * @var string
      */
@@ -75,6 +80,15 @@ public function setNumeric($numeric)
         $this->numeric = $numeric;
     }
 
+    /**
+     * @see  http://www.sno.phy.queensu.ca/~phil/exiftool/faq.html#Q10
+     * @param string $type    the TYPE from -charset TYPE=CHARSET
+     * @param string $encoding the CHARSET from -charset TYPE=CHARSET
+     */
+    public function setEncoding($type, $encoding) {
+        $this->encoding[$type] = $encoding;
+    }
+
     /**
      * Getter for the exiftool binary path
      * Lazy loads the "default" path
@@ -100,13 +114,21 @@ public function getToolPath()
      */
     public function getExifFromFile($file)
     {
+        $encoding = '';
+        if(!empty($this->encoding)) {
+            $encoding = '-charset ';
+            foreach ($this->encoding as $key => $value) {
+                $encoding .= escapeshellarg($key).'='.escapeshellarg($value);
+            }
+        }
         $result = $this->getCliOutput(
             sprintf(
-                '%1$s%3$s -j -a -G1 -c %4$s %2$s',
+                '%1$s%3$s -j -a -G1 %5$s -c %4$s %2$s',
                 $this->getToolPath(),
                 escapeshellarg($file),
                 $this->numeric ? ' -n' : '',
-                escapeshellarg('%d deg %d\' %.4f"')
+                escapeshellarg('%d deg %d\' %.4f"'),
+                $encoding
             )
         );