Added initial parameters

src/FFMpeg/Format/VideoInterface.php

@@ -56,9 +56,16 @@ interface VideoInterface extends AudioInterface
     public function getAvailableVideoCodecs();
 
     /**
-     * Returns the list of available video codecs for this format.
+     * Returns the list of additional parameters for this format.
      *
      * @return array
      */
     public function getAdditionalParameters();
+
+    /**
+     * Returns the list of initial parameters for this format
+     *
+     * @return array
+     */
+    public function getInitialParameters();
 }