✨ Set stream codecs properly

src/Format/DefaultSubtitle.php

@@ -0,0 +1,33 @@
+<?php
+
+namespace Danjones\FFMpeg\Format;
+
+class DefaultSubtitle implements SubtitleInterface
+{
+    public function __construct($codec)
+    {
+        $this->setSubtitleCodec($codec);
+    }
+
+    public function setSubtitleCodec($subtitleCodec)
+    {
+        $this->subtitleCodec = $subtitleCodec;
+
+        return $this;
+    }
+
+    public function getSubtitleCodec()
+    {
+        return $this->subtitleCodec;
+    }
+
+    public function getPasses()
+    {
+        return 1;
+    }
+
+    public function getExtraParams()
+    {
+        return [];
+    }
+}