Sorry, I was not expressing myself clearly enough.
The footage of nature scenery is already available in digital format. Several hours of video with sound (in .mp4 format). Most of the time nothing happens and the scene is almost still and silent. Only occasionally one can see an animal passing...
Imagine a cam recording many hours of nature scenery. Most of the time it is relatively silent and almost nothing moves in the scene. However, sometimes an animal walks by or some animal sounds can be heard in the background. Is there a video editor capable to automatically select high motion /...