How to Make Slow/Fast Motion Videos (Speed Up/Slow Down Effect)
Fast Motion/Slow Motion effects, also known as Speed Up/Slow Down effects in Windows Movie Maker and Windows Live Movie Maker, which make the video clips play faster or slower than original speed. Usually, the effect is used to make videos dramatic or funny.
Now Wondershare Video Editor also allows you to quickly make fast motion and slow motion videos. Read on to see how to speed up or slow down your creativeness. Below is the free trial verion of Wondershare Video Editor (Windows/Mac).
Step 1: Add video files to the program
Click "Import" on the primary window and select the video files from your computer to add them into this program. Alternatively, you can simply drag and drop files to the User's Album. Wondershare Video Editor supports almost all regular video formats, such as MP4, AVI, WMV, MOV, FLV, M4V, MPG, VOB, ASF, 3GP, 3G2, F4V, MPEG, TS, TRP, M2TS, MTS, TP, DAT, MKV, DV, MOD, NSV, TOD, EVO, etc.
Step 2: One click to speed up or slow down
Next, drag videos from the User's Album to the video track on the Timeline, and then double-click the added video to open video editing panel. Locate the Speed option, and the speed numbers will indicate how fast or slow the motion effects will be. Adjust to the speed you want.
- 0.5: half of the original speed (Slow Down, Half)
- 1: The original speed
- 1.5: 1.5 times the original speed (Speed Up, 1.5 x Speed)
- 2: Double the original speed (Speed Up, Double)
Note that you can also click the "Audio" tab at the bottom to adjust its volume, pitch, set fade in/fade out effect, etc.
Step 3: Export fast/slow motion video
When you have finished adjusting the video speed, click "Create". You can save video in any popular formats by clicking "Format". If you want to play your new video creation on your iPod, iPhone, iPad, click "Device" and select the icon for your devices. You can also share your videos on YouTube directly or burn video to DVD disc.
Tips: Besides Fast motion and slow motion video effects, you could also change the speed and pitch of the audio to change the voice. Give it a try.