convert audio file for asterisk use

Convert audio files for Asterisk Converting to sln format Starting from Asterisk 1.2.0, the .sln (SLINEAR) format seems to be the preferred format. To convert wav file to sln, use the following command: sox foo-in.wav -t raw -r 8000 -s -w -c 1 foo-out.sln Note that sox v14.3.0 and above (installed in Ubuntu 9.10), the … Read more