Hello, o Tom van der Geer [06/18/08 15:33]: > Dear *, > > I'm using SEMS to connect to a VoIP gateway to connect to the PSTN > network. This VoIP trunk only supports PCMA/8000 for the audio codec. > I've created .wav audio files with the PCMA codec in 8bit, 8kHz, mono. > This exactly matches the codec in the SDP. Now one would expect that > SEMS is able to use these audio files without any transcoding. When > trying to read the .wav file SEMS however reports: "Sorry, we don't > support PCM 8 bit" > > Is there any other audio container format supported by SEMS that I > should use to store my PCMA files? If you want to play announcement without transcoding, you can use those files with the precoded_announce plugin.
otherwise, you need to encode them to sems' internal format: signed linear 16 bit 8 khz wav files. transcoding into g711 (PCMA or PCMU) does not take much processing power. Stefan > Thanks, > > Tom > _______________________________________________ > Sems mailing list > [email protected] > http://lists.iptel.org/mailman/listinfo/sems -- Stefan Sayer VoIP Services [EMAIL PROTECTED] www.iptego.com iptego GmbH Am Borsigturm 40 13507 Berlin Germany Amtsgericht Charlottenburg, HRB 101010 Geschaeftsfuehrer: Alexander Hoffmann _______________________________________________ Sems mailing list [email protected] http://lists.iptel.org/mailman/listinfo/sems
