RTMP live stream sound detection

I was wondering if there is any possibility to detect if a rtmp live stream has sound in wowza server-side code.

Thank you.

You should be able to tell with IMediaStreamActionNotify3.onCodecInfoAudio(). Or you can tell if there is no sound if that does not fire.

https://www.wowza.com/docs/how-to-use-imediastreamactionnotify3-interface-to-listen-for-rtmp-stream-events-includes-codec-info

Richard