✨ Listeners

src/Map.php

@@ -2,6 +2,9 @@
 
 namespace Danjones\FFMpeg;
 
+use FFMpeg\Format\ProgressableInterface;
+use FFMpeg\Format\ProgressListener\AbstractProgressListener;
+
 class Map
 {
     use Traits\HasMetadata;
@@ -10,6 +13,8 @@ class Map
     protected string $path;
     /** @var Stream[] */
     protected array $streams = [];
+    /** @var AbstractProgressListener[] */
+    protected array $listeners = [];
 
     public function __construct(MappableMedia $media)
     {
@@ -46,10 +51,24 @@ class Map
     public function saveStream(Stream $stream): static
     {
         $this->streams[] = $stream;
+        $format = $stream->getCodec();
+        if ($format instanceof ProgressableInterface) {
+            $listener = $format->createProgressListener(
+                $this->media,
+                $this->media->getFFProbe(),
+                1, 1, 0
+            );
+            $this->listeners = array_merge($this->listeners, $listener);
+        }
 
         return $this;
     }
 
+    public function getListeners(): array
+    {
+        return $this->listeners;
+    }
+
     public function buildCommand(): array
     {
         $commands = [];