Add Audio and Video interfaces

src/FFMpeg/Format/Format.php

@@ -1,26 +0,0 @@
-<?php
-
-namespace FFMpeg\Format;
-
-interface Format
-{
-
-    public function getExtraParams();
-
-    public function getWidth();
-
-    public function getHeight();
-
-    public function getFrameRate();
-
-    public function getAudioCodec();
-
-    public function getAudioSampleRate();
-
-    public function getVideoCodec();
-
-    public function getKiloBitrate();
-
-    public function getGOPSize();
-
-}