We update the README with this new filter

README.md

@@ -145,6 +145,18 @@ $frame = $video->frame(FFMpeg\Coordinate\TimeCode::fromSeconds(42));
 $frame->save('image.jpg');
 ```
 
+If you want to extract multiple images from your video, you can use the following filter:
+
+```php
+$video
+    ->filters()
+    ->extractMultipleFrames(FFMpeg\Filters\Video\ExtractMultipleFramesFilter::FRAMERATE_EVERY_10SEC, . '/path/to/destination/folder/')
+    ->synchronize();
+
+$video
+    ->save(new FFMpeg\Format\Video\X264(), '/path/to/new/file');
+```
+
 ##### Generate a waveform
 
 You can generate a waveform of an audio file using the `FFMpeg\Media\Audio::waveform`