- • How-to tips for basic video editing
- 1.1 How to join video files
- 1.2 How to edit video frame
- 1.3 How to rotate video
- 1.4 How to crop video
- 1.5 How to trim video
- 1.6 How to reduce video size
- 1.7 How to compress video
- 1.8 How to improve video resolution
- 1.9 How to change aspect ratio
- 1.10 How to reverse your video
- 1.11 How to resize videos
How to Resize a Video to Right Aspect Ratio and Size
Jul 06,2019• Proven solutions
While editing videos, you may need to change the aspect ratio of the video to upload to Instagram, or you may need to resize the file of video so that it can be attached to an Email, so resizing video is so important for us. However, do you know what is the best way to resize video or how to resize video? In this article, let's see how you can resize your video in different ways:
- Part 1: Resize Video by Cropping
- Part 2: Resize the File Size of the Video
- Part 3: Resize Video by Changing Aspect Ratio
Recommended Software: Wondershare Filmora9
Why Choose Wondershare Filmora9
Filmora9 offers many features to resize your video, which means you can directly crop your video, or change video bitrate when exporting. Besides resizing a video, you can also zoom your video to highlight the best part of your video after you resizing a video. Here are some features of Filmora9 to resize a video. Download it now to have a try!
- Easily resize the aspect ratio and video size of video;
- Crop/cut/trim video to highlight an object in the video;
- Add more video effects as you like;
- Export the edited video to mobile device, YouTube, or DVD;
- Supported OS: Windows (Windows 10 included) & Mac OS X (above 10.10).
Part 1: Resize Video by Cropping
1.Import the video to the program
Firstly import your video files to the program through the "Import" button on the primary windows, or simply drag and drop the video files from Windows File Explorer to the User's Album. Then, drag videos from the User's Album to the video track of the Timeline.
2. Crop the video
By cropping videos, you can focus on certain part of the video and resize the display size of your video. To crop a video, right click the added video on Timeline, a "Crop and Zoom" button will appear in the option menu. Click it to bring up the editing window to crop videos.
Click Crop tab. Just move and resize the marquee to decide how to crop the original video. When cropping video, you have 5 options at the bottom to help you: Custom, 16:9, 4:3, 1:1 and 9:16 aspect radio.
Part 2: How to resize the file size of the video
1.Import the video to the program
Click the "Import" button on the primary windows to load your video, or simply drag and drop the video files from your computer to the User's Album. After that, place the videos to the video track of the Timeline.
2. Cut the video (optional)
If necessary, cut the video length to make the video have a smaller size. Click the video to highlight it on the Timeline, place the red Time Indicator to the where you want to cut the video, and then click the Scissor button. Then move the red marker to the end of the scene, and repeat this again to cut the video into several fragments. Right click the video and choose Delete to cut off the unwanted parts.
3. Adjust the settings and save your video
Click the "Export" button on the right side to export video. You can change the video settings while exporting video to different devices and formats. By clicking the little triangle button, a variety of video options will appear, including resolution, frame rate, bit rate, encoder, sample rate, etc. Here taking FLV for example, by changing the resolution to 320x240 resolution, and reduce the video frame rate 15 fps, a video of about 3 minutes will be exported to an 18MB FLV file. Not compressed enough? You can also lower the bit rate and/or frame rate to get a smaller output file if your source video is long.
Part 3: Resize Video by Changing Aspect Ratio
If you are using Filmora 8.X version, please read this part. You might find that when uploading your phone recorded videos to Instagram, the aspect ratio doesn't fit well. Here in Filmora, we will show you how to customize the width ans height of a video.
1. Choose Project Aspect Ratio
When you open Filmora, from the Start interface, you are allowed to choose the project aspect ratio, you can choose from 16:9 (widescreen), 4:3 (standard), 1:1 (Instagram), 9:16 (portrait). Choose the one you want and get started by clicking the Full Feature Mode.
2. Set a New Project Aspect Ratio
If you are already in the editing panel, you can change the aspect ratio of your project by going File >New Project> Choose an aspect ratio. Choose the one you like, for example, if you import a 16:9 video file into Filmora, and set it to 1:1 aspect ratio then, the final output file will be 1:1, which is the perfect aspect ratio for Instagram story.
3. Save your video
After that, hit "Export" to save your video. Here you can go to the "Format" tab to save your video in different formats. Or go to the "Device" tab if you want to play the video on mobile devices like iPhone, iPad, iPod, etc. On top of that, you can also directly upload your video to YouTube and Facebook or burn to a DVD collection.
For more Filmora9 features, check this video to ignite your imagination.
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Liza Brown
chief Editor
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