Select the aspect ratio from the listed options: 16:9 (Widescreen) 1:1 (Instagram) 9:16 (Portrait) 4:3 (Standard) and 21:9 (Cinema). Simply launch Filmora Video Editor for Mac, create a new project. Open Filmora Video Editor for Mac and select the aspect ratio for your project Step-by-Step Guide of Changing Aspect Ratio and Remove Black Bar with Filmora for Mac Step 1.

Part 2: How to Change Aspect Ratio in Filmora - Best Alternative for iMovie on Macįilmora Video Editor for Mac (or Filmora Video Editor) is a powerful video editor which can help you easily edit and change aspect ratio of videos. Just above the timeline, you’ll find the crop icon (as in the image above). Crop your media file to change aspect ratio. Browse and import/drag and drop the video on the timeline. Launch iMovie and import your videos.Ĭreate a project or open an existing project containing the video you want to crop. However, you could use the following steps to crop your video using iMovie: The alternative solution suggested below (using Filmora) will do a better job as Filmora Video Editor has dedicated aspect ratio functions for video/photos. Even if the video is cropped, one may not get the desired output as the area within the cropped frame fills the entire viewing device screen. iMovie 10 users face a common issue when trying to achieve a standard aspect ratio-for example, square aspect's ratio on iMovie. Want to change aspect ratio on Mac using iMovie? First, please note that the aspect ratio in iMovie 10 is fixed at 4:3 for SD videos and, 16:9 for HD videos. Part 1: How to Change Aspect Ratio in iMovie 10 How to Change Aspect Ratio in iMovie on iPhone & FilmoraGo How to Change Aspect Ratio in Filmora - Best Alternative for iMovie on Mac How to Change Aspect Ratio in iMovie 10 on Mac

so, let’s quickly learn how to change aspect ratio in iMovie. Actually, you wouldn’t face such issues if you apply the appropriate aspect ratio. Other times, you may just discover that files become abnormally cropped or stretched when viewing. 16:9 for YouTube) will require you to crop it-leaving out important parts. Uploading an image or video to a platform that requires specific ratios (e.g.

1:1 is used for Instagram, 9:16 for TikTok, 21:9 for cinema. These days, 16:9 (widescreen aspect ratio) is the preferred ratio widely used in TVs, computers and smartphones.Īmong other commonly used aspect ratios, 4:3 was mostly used in the past as screens were much smaller and almost squares. By default, the aspect ratio is set by the recording device-your phone, computer, digital camera, etc. It is simply how the video appears on the screen. A video’s aspect ratio is the ratio of the width to height (respectively) of the video.

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