When we edit our own recorded video, we often need to process the audio at the same time ,camtasia It is a software that can process video audio or separate audio files , Let's see how to use it camtasia 2019（Win） Let's deal with the audio .
First of all, you need to download and install the software used this time camtasia, Open the main interface of the software , Click on “ Import media ”, Import an audio source , And drag the material down the track .
chart 1： Import audio material
Then click “ Sound effect ”, So you can see five audio effects , It can be used by us .
chart 2： Audio effects list
One 、 Noise reduction
Noise reduction is used to reduce the video after we have recorded something similar to “ Rustling ~” The noise of . We can choose our sound manager to reduce noise in the early stage , But it wasn't dealt with in the early days , This leads to the later discovery of noise in the video , We can use camtasia Noise reduction function to deal with .
Drag and drop the noise reduction directly to the audio on the track below , And the next “ gain ” Can be used to adjust the volume of the entire audio . For video noise reduction, please check ： How to use Camtasia Noise reduction for video ？
chart 3： gain
Two 、 Volume compression
Drag and drop the audio effect of volume compression onto the track , Some options will appear on the right side of the canvas , such as “ gain ”、“ Volume changes ” etc. , You can tune the audio to a treble effect , Can make the background music more prominent , Rendering the atmosphere of the video at that time .
chart 4： Volume compression adjustment options
3、 ... and 、 Fade in and fade out
Fade in and fade out are to add an audio point to the audio , For example, when we watch TV plays , Background music usually doesn't appear suddenly and then stops abruptly , Generally speaking, the sound changes from small to big , From big to small , There will be a very gentle transition , Fading in and out is such a transitional effect .
You can drag the effects directly onto the track , The corresponding special effects will be added at the beginning or end , We can also right-click , use camtasia Manually add audio dots to audio , Adjust the audio volume , It will have the same effect .
chart 5： Add audio dots
Four 、 Editing speed
Editing speed is equivalent to adjusting the playback speed of audio , For example, when we watch the video, we can change the speed change function of the video , But the main thing here is to adjust the speed of the audio , Speeding up the audio speed will have a different effect . We can shorten or lengthen the total audio duration directly in the action bar , It can also be in “ Speed ” Enter the speed you want to adjust , I can use it to speed up Luo Xiaohei's soft music , To double the speed , Become a ghost animal audio .
chart 6： Editing speed options
in addition ,camtasia The clip speed of video effect is the same as that of audio effect .
chart 7： Clip speed in video effects
I understand camtasia After the audio effect of , You know how to use it . Especially the fade in and fade out of these two sound effects , Very useful in video editing , It can avoid the background music volume is too high to directly cover the voice , Or the emergence and end of background music are very abrupt problems .
therefore ,camtasia So practical , Not yet download camtasia Do you ？
