Fix sound on .mp4 video
ronan at jouchet.fr
Thu Mar 24 19:15:05 UTC 2011
On Thu, Mar 24, 2011 at 3:09 PM, Mike Holstein <mikeh789 at gmail.com> wrote:
> On Thu, Mar 24, 2011 at 2:31 PM, Seattle Chaz <seattlechaz at gmail.com> wrote:
>> I'm shooting video outside under uncontrolled conditions. I want to
>> extract the sound clean it up in Audacity and then repackage it with the
>> video. How to proceed? Thanks in advance.
> you can check out audacity's noise removal capabilities... EQ and/or
> compression are the normal tools for tweaking files... you can google for
> guides on how the pro's do noise removal.. you really dont need a 'how-to'
> for linux/audacity... information on how any professional achieves noise
> removal with any average tools such as EQ would be helpful for you...
> routinely, voice-overs are done with pro productions... ideally, you get it
> right when you are recording it... IF re-recording is not an option, i think
> you'll find some kind of compromise will need to be made, where you
> sacrifice some wanted frequencies in exchange for cleaning the overall sound
Hmmm I think his question is more around how to extract audio and
repackage, not in the audio transformation itself. If I'm right, I
suggest using Avidemux (Gnome-based) or ffmpeg (CLI). Under Windows,
MediaCoder (MPlayer based) and VirtualDub are valid and free (as in
beer and speech) options.
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