Asterisk audio file conversion: Difference between revisions

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==Using SOX==
==Using Sox==


Converts 8kHz sln linear PCM 16 bit signed format into a wav file
Converts 8kHz linear PCM 16 bit signed single channel format into a wav file


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==Using Asterisk==
==Using Asterisk==
Converts 8kHz linear PCM 16 bit signed single channel format into a wav file. It must have the right file extension (in this case .sln) for Asterisk to recognize the input format.


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Only file formats that asterisk knows how to transcode can be converted with Asterisk. Sox supports more formats.
Only file formats for which Asterisk has transcoders can be converted with Asterisk. See
 
<pre>core show translation</pre>

Latest revision as of 23:32, 19 June 2016

Using Sox

Converts 8kHz linear PCM 16 bit signed single channel format into a wav file

/usr/bin/sox -t raw -r 8000 -e signed-integer -b 16 -c 1 recording.raw recording.wav

Using Asterisk

Converts 8kHz linear PCM 16 bit signed single channel format into a wav file. It must have the right file extension (in this case .sln) for Asterisk to recognize the input format.

file convert recording.sln recording.wav

Only file formats for which Asterisk has transcoders can be converted with Asterisk. See

core show translation