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Wideband Audio Conferencing with Asterisk - SlideShare
https://www.slideshare.net/saghul/wideband-audio-conferencing-with-asterisk
AG Projects Wideband Audio Conferencing with Asterisk The SIP Infrastructure Experts AstriCon 2010 Asterisk codec capabilities Narrowband codecs G711 GSM G729 iLBC G723.1 G726 ... Wideband codecs G722 G722.1 (Siren 7 and Siren 14) Speex 16 KHz (new in 1.8!) G719 passthrough (new in 1.8!) 10.
Asterisk 10 In SSSSuuuuuuuper-Wideband!* – Graves On SOHO ...
https://www.mgraves.org/2011/10/asterisk-10-in-ssssuuuuuuuper-wideband/
1. Super-wideband audio support Asterisk has always been able to use a variety of audio encodings, but the latest enhancements go far beyond the typical telephone sound. Version 10 supports CD-quality audio (16-bit, 44.1kHz) all the way up to even the highest-quality Blu-ray and DTS-HD audio rates at 192kHz. High-fidelity phone calls!
Asterisk 13.7 MOH web radio stream wideband plays slooow ...
https://community.asterisk.org/t/asterisk-13-7-moh-web-radio-stream-wideband-plays-slooow/66040
In asterisk 13, you may enable wideband audio by assigning resample=16000, format=s16le in bbn.sh and appending a line “format=slin16” to musiconhold.conf sizhutou Newsterisk. Posts: 1 Joined: Tue Jun 30, 2015 6:58 am" But ,
Converting audio files for use with Asterisk | zmonkey.org
https://www.zmonkey.org/blog/content/converting-audio-files-use-asterisk
If you're feeling particularly adventuresome, also generate a file for wideband audio. $ sox audiofile.wav -t raw -r 16000 -c 1 audiofile.sln16 All that's left is to copy the SLN and SLN16 files to the appropriate location for Asterisk.
MOH streaming for wideband g722/slin16 - Asterisk Support ...
https://community.asterisk.org/t/moh-streaming-for-wideband-g722-slin16/31696
Any ideas how to stream 16 kHz audio from shoutcast ? I tried mpg123 -r 16000 with type slin16 but the results were terrible. I would …
HD VoIP and HD Voice Codecs - OnSIP
https://www.onsip.com/voip-resources/voip-fundamentals/hd-voip-and-hd-voice-codecs
Wideband technology transmits audio beyond the narrowband limit of 3.4 kHz, all the way up to 7 kHz. This expanded range results in excellent sound and speech quality: clearer phone calls and sharper, crisper voices. The first standardized wideband codec, G.722, was …
Audio Converter ⋆ Sangoma
https://www.sangoma.com/audio-converter/
Audio converter for your audio prompts. Voice prompts created by our voice professionals are recorded in the highest quality format to make way for wide-band audio. However, by default, these prompts are not compatible with Asterisk®. To make it easier for our customers to use the voice prompts immediately, we have created a tool to help you ...
SIP Server Configuration Guide
https://kb.supremainc.com/knowledge/lib/exe/fetch.php?media=en:sip_server_configuration_guide_for_a2.pdf
If you're planning on running G722 (High Definition 'Wideband') audio, you also want to download the 722 codec pack, which is the second part. If you're not planning on using Wideband, you can skip that part. # cd /var/lib/asterisk/sounds ... # rm -f asterisk-extra-sounds-en-g722-current.tar.gz . 2016 Suprema, Inc. All right reserved.
Use Soundcard Line In for Asterisk Music on Hold - …
https://community.spiceworks.com/how_to/19088-use-soundcard-line-in-for-asterisk-music-on-hold
sox is necessary to get this working if you are not using wideband audio (most asterisk installations use 8000hz narrow band). Here is the updated script we used (we had to use alsa since there were no other drivers so quality may not be as good as oss or ossdsp): sox -t alsa --buffer 2048 -r 44100 -c 1 hw:1,0 -t raw -r 8000 -
What are good codecs to use for high quality audio? : …
https://www.reddit.com/r/Asterisk/comments/anmmd2/what_are_good_codecs_to_use_for_high_quality_audio/
Every non-garbage VoIP phone supports it at this point and it's fairly commonly used by cellular carriers and non-telco phone providers (cable/fiber) if they have wideband offerings. With the right peering you can actually use G.722 between providers for high quality calling outside of …
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