[asterisk-users] Loudness of recorded wav-audio

[Felix Dong]

Thank you! How can I reduce the RXgain?


Am 04.03.2011 um 15:21 schrieb "Danny Nicholas" <danny at debsinc.com>:

> 
> From: asterisk-users-bounces at lists.digium.com [mailto:asterisk-users-bounces at lists.digium.com] On Behalf Of Felix Dong
> Sent: Friday, March 04, 2011 2:31 AM
> To: asterisk-users at lists.digium.com
> Subject: [asterisk-users] Loudness of recorded wav-audio
> 
>  
> 
> Hello,
> 
>  
> 
> I sent a wav-audio to Asterisk though SIP and ISDN channels and recorded it in wav-audio at the Asterisk server. I found the loudness level of the recorded audio was too high comparing with the orginal audio. How can I ajust it, so that there will be no amplifier used for recording.
> 
> Thanks a lot.
> 
> 
> best regards
> 
> Felix 
> 
>  
> 
> two options are:
> 
> reduce RXgain – assuming your are using Record() command
> use sox to reduce the volume;  something like sox –v .8 file1.wav file2.wav
>  
> 
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