Wednesday, May 19, 2021

Repairing Damaged Audio Pt2

Leading on from my previous post on how to repair audio, Part 1 here are a few more examples:

Let's take an extreme example, trying to report from a construction site or other very noisy location,
littered with loud, percussive sounds.
I have simulated the noises by using a drum.

WARNING: Loud and obnoxious, turn your volume down!!


Not exactly useable.

Now, in this case, the unwanted noises were so loud and intrusive that we will never
completely get rid of them.
Nor should we, imagine this in a video, where the reporter is clearly in say a
construction site.
It would be very odd to not have the background noises included, however,
they should not be so loud that the reported cannot be heard over them.

Below, a much improved version.


Yet another example, crazy traffic that India is so well known for.

Before:


And after, note how the hooting and general noise has been "tamed" to allow
the presenter to be better understood.
These noises were not completely removed as the traffic ambience is important.



Click for Part 3 - The Plastic Corneta

Expand your Horizons

This time, I want to have a look at what is possible using only open source software and using only Linux. I don't mean replacing your c...