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Audio Codecs - FreeSWITCH - Confluence
https://freeswitch.org/confluence/display/FREESWITCH/Audio+Codecs
FreeSWITCH Explained Codecs and Media Audio Codecs Created by Brian West, last modified by Rob Thomas on 2020.02.02 Transcodable Audio Codecs The following codecs can be used when setting codec_string and absolute_codec_string. OPUS opus@48000h@10i - Opus 48khz using 10 ms ptime (mono and stereo)
FreeSWITCH And The Opus Audio Codec - FreeSWITCH - …
https://freeswitch.org/confluence/display/FREESWITCH/FreeSWITCH+And+The+Opus+Audio+Codec
FreeSWITCH is an open source telephony platform supporting communication technologies such as SIP and WebRTC. Opus is an audio codec with high resilience to packet loss, thanks to its Forward Error Correction (FEC) techniques. Opus encoding and decoding are supported in FreeSWITCH through its mod_opus module.
mod_dptools: set audio level - FreeSWITCH - Confluence
https://freeswitch.org/confluence/display/FREESWITCH/mod_dptools%3A+set+audio+level
The audio levels for this dialplan application correspond to the levels found in the conference application, namely -4 to 4. Note. In digital audio it is not optimal to modify the audio stream at the server level. It is almost always better to adjust the volume at one of the analog points, like the phone, headset, or analog TDM card.
Audio Conferencing setup in FreeSWITCH | FreeSWITCH 1.8
https://subscription.packtpub.com/book/networking-and-servers/9781785889134/13/ch13lvl1sec88/audio-conferencing-setup-in-freeswitch
FreeSWITCH includes a powerful built-in engine which allows the mixing of audio channels between callers in a multi-user audio conferencing system. mod_conference allows for full control of all audio mixing and caller interaction features, such as detection of touch-tones, management of send and receive audio paths per channel, volume controls, gain controls, and more.
FreeSWITCH audio, file, and stream formats | Mastering ...
https://subscription.packtpub.com/book/networking-and-servers/9781784398880/5/ch05lvl1sec40/freeswitch-audio-file-and-stream-formats
FreeSWITCH audio, file, and stream formats FreeSWITCH is able to interface automatically with a lot of codecs and file/stream formats, and it can translate between them. This means that a CD-like source at 48 khz, 16 bit, stereo and wideband will be decoded, downsampled, truncated, mixed, and then re-encoded to be sent in a G711 call.
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