...

{
 "uri": "mixer://mixer1",
 "localStreamName": "mixer1",
 "watermark": "/opt/media/watermark.png",
 "background": "/opt/media/background.png"
}

Stereo sound in mixer output stream

By default, mixer converts stereo audio from incoming streams to mono to reduce the amiunt of processed data. This allows to minimize a possible delay while using realtime mixer in video conferencing case.

Mixer can be switched to stereo sound processing if necessary, for example, in case of online music radio. Since build 5.2.922 it is possible to set mixer audio channels count usig the following parameter

audio_mixer_output_channels=2

MCU support

Mixer MCU support for audio can be enabled with the following parameter

...