How to change aspect ratio in video?

It is easy to use Filmage Editor to change aspect ratio of a video. 

Method 1:

1. Open a video project; 

2. Click the button beside the Viewer


3. And you can choose different aspect ratio to change the video. 


Method 2:

1. Open a video project; 

2. Double-click the video on the track and look at Zoom of Viewer


3. And you can change the parameters to change aspect ratio as you like. 

 The button 1 can lock aspect ratio. 

 The button 2 can repeal your last operation of changing aspect ratio.