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Echo effect specifics

Posted: Sat May 27, 2017 11:46 pm
by trashEverything
I am working on a small project that requires editing from CLI with Audacity effects. I understand that Audacity cannot, so I went to SoX. However, I found some extra parameters in that echo effect. Is it the same effect, and if so, what are the gain-in and gain-out parameters set to by default? Finally, is there anything in the echo effect that involves analyzing the source audio? Audacity version is 2.1.2, and the project will be taking place on Raspbian Lite.

Re: Echo effect specifics

Posted: Sun May 28, 2017 1:46 pm
by Gale Andrews
Which effect are you asking about? We don't provide technical support for SoX - that is SoX's responsibility.

If http://sox.sourceforge.net/sox.html does not answer your question then here is the SoX users list: https://lists.sourceforge.net/lists/listinfo/sox-users.


Gale

Re: Echo effect specifics

Posted: Wed May 31, 2017 5:29 am
by trashEverything
I understand that you guys don't provide support for SoX, however I was just asking if you used the same effect as SoX. If you did, what would the gain-in and gain-out be set to?

Re: Echo effect specifics

Posted: Wed May 31, 2017 11:26 am
by steve
The echo effect in Audacity is not the same as the echo effect in SoX.
Audacity's echo effect is documented here: http://manual.audacityteam.org/man/echo.html
SoX's echo effect is documented here: http://sox.sourceforge.net/sox.html#EFFECTS

Re: Echo effect specifics

Posted: Wed May 31, 2017 9:44 pm
by trashEverything
Thank you. This was exactly the answer I was looking for.