Audio Params (#344)

* 🚀 video profile and level
* add missing getter
* add missing use statement
* add missing return $this
* 1 test fixed
* fix other tests and clean up
We MUST rewrite them. They are too complex when it comes to new features
* trim trailing whitespaces
* fix typo
* 🚀 support for additional params in audio

src/FFMpeg/Format/Audio/DefaultAudio.php

@@ -46,6 +46,31 @@ abstract class DefaultAudio extends EventEmitter implements AudioInterface, Prog
         return $this->audioCodec;
     }
 
+    /**
+     * {@inheritdoc}
+     */
+    public function getAdditionalParameters()
+    {
+        return $this->additionalParameters;
+    }
+
+    /**
+     * Sets additional parameters.
+     *
+     * @param  array                    $additionalParameters
+     * @throws InvalidArgumentException
+     */
+    public function setAdditionalParameters($additionalParameters)
+    {
+        if (!is_array($additionalParameters)) {
+            throw new InvalidArgumentException('Wrong additionalParamaters value');
+        }
+
+        $this->additionalParameters = $additionalParameters;
+
+        return $this;
+    }
+
     /**
      * Sets the audio codec, Should be in the available ones, otherwise an
      * exception is thrown.