[ale] audio sox and channels

[Narahari 'n' Savitha]

Thank you but does Audacity have a commandline interface to do all these and
besides my understanding is that Audacity is for  audio only.

-Narahari

On Sat, Jun 25, 2011 at 10:58 AM, Jim Philips <briarpatch.jim at gmail.com>wrote:

> **
> I believe you could do all of that with Audacity:
>
> http://audacity.sourceforge.net/manual-1.2/tutorials.html
>
>
> On 6/25/2011 10:53 AM, Narahari 'n' Savitha wrote:
>
> Friends:
>
> Some of you are audio video experts.  I want to pick your brains.
>
> I have a video file AustrianAlpsTyrol.mpg that I recorded from PBA (Rick
> Steves)
>
> It is a good recording with Mono audio.(aka left channel only)
>
> I was able to extract audio from the .mpg file I used ffmpeg.
>
> I need help in the steps
>
> a.  Remove Audio from the original mpg file.
>
> b.  Copy Left channel to right channel of the audio (aka make Mono to
> Stereo).
> I am told that SOX does this but not sure how.
>
> c. Put the Stereo audio back to the mpg file.
>
> Any inputs on where to find this info is appreciated.
>
> -Narahari
>
>
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