From ed22de7eb100e077a48963bb1df11217d3b8de24 Mon Sep 17 00:00:00 2001
From: Jens Hausdorf <hello@jens-hausdorf.de>
Date: Thu, 4 Oct 2018 15:42:02 +0200
Subject: [PATCH] fix #547

---
 README.md | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/README.md b/README.md
index e1be8aa..2bb14cb 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# PHP FFmpeg
+# php-ffmpeg
 
 [![Build Status](https://secure.travis-ci.org/PHP-FFMpeg/PHP-FFMpeg.png?branch=master)](http://travis-ci.org/PHP-FFMpeg/PHP-FFMpeg)
 
@@ -144,7 +144,7 @@ $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:
+If you want to extract multiple images from the video, you can use the following filter:
 
 ```php
 $video
@@ -155,6 +155,16 @@ $video
 $video
     ->save(new FFMpeg\Format\Video\X264(), '/path/to/new/file');
 ```
+By default, this will save the frames as `jpg` images.
+
+You are able to override this using `setFrameFileType` to save the frames in another format:
+```php
+$frameFileType = 'jpg'; // either 'jpg', 'jpeg' or 'png'
+$filter = new ExtractMultipleFramesFilter($frameRate, $destinationFolder);
+$filter->setFrameFileType($frameFileType);
+
+$video->addFilter($filter);
+```
 
 ##### Clip