The audio or music of video can have a dramatic effect on our perception of a video – no matter whether it’s a home movie, a commercial, or a video presentation. But what if all you have is silent footage or with just crackled and distorted audio file that needs to be replaced and at this time, you really want to add a sound to video?
To solve this problem, I humbly recommend Wondershare Filmora9. With it, you can easily add audio to video, or record the voiceover directly and add it to video, or replace the original audio track (stream) with a new audio file.
In case that you want to add music to video with some online tools, please leave a comment below so I can test some online solutions and share with you about the best online tools to add audio to video for free. I recommend Filmora9 because its requirement on network isn’t so high compared to the online tools.
Below is a creative way about adding sound effects to video.
User-friendly interface enables you to easily edit your videos;
Supports almost any video and audio formats (including WMV,MOV,FLV,MTS,etc);
Convenient to add audio to video without quality loss;
Adding audio to video is so easy
Supported OS: Windows (Windows 10 included) & Mac OS X (above 10.6).
Now see the easy steps to add audio to video files or replace the original audio track with new voiceover or music.
Step 1: Add audio and video files to the program
After downloaded and installed Wondershare Filmora9, you can either click Import on the primary windows and select audio and video files from your computer, or simply drag and drop audio and video files to the project media library. Filmora9 also features a free Audio Library which provides different genres music and sound effects.
You can preview it and add the proper audio to your video.
Drag the audio and video files from media library or Audio Library and place them on the respective tracks of the Timeline, namely place the audio file to the Audio Track. This way, the audio file(s) will be merged into the video.
Step 3: Record and Add Your Own voiceover to video
Instead of adding music to video, you can also record and add voiceover to video. It's a fun way to add narration or complementary audio to video. To do so, just click the Record button on the toolbar above Timeline, the Record dialog will appear.
Click the red Record button and you can start to talk in 3 seconds. The voiceover will be added to User's Album as well as Timeline when completed.
Step 4: Replace audio track of video
This is similar to add audio to video. Just an extra step is required: delete the the original audio file. To do so, right click the video you want to replace audio in it, and select Audio Detach . After that, delete the audio file from the track.
As described above, you can then drag and drop a new audio file from User's Album to Audio track.
A variety of audio editing tools are available: set volume, speed up, slow down, change pitch and add fade in/out effect. To change the settings, just double click the audio file on the timeline and drag the slide bar.
Hit "Return" to confirm the settings and go back to the main interface.
When all is ready, click "Create" and select "Format". From the list, choose any format you want as the output format. If necessary, also change the advanced settings. Finally, click "Create" button to export a new video file to the specified folder on computer.
Besides export video your computer, you can also create video for devices like the iPhone, iPad, iPod, directly upload video to YouTube, or burn to DVD for playing on TV. All in one video editor, no extra software required.
Above are the steps to add audio to video with Filmora9 video editor on Windows and Mac online. Typically, you can add your own voiceover to video, or detach the original audio from video and replace with your own voiceover or music file. Whichever you choose, you can adjust the audio settings to get a better result.
Shanoon Cox is a writer and a lover of all things video.
Follow @Shanoon Cox
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