Take the 2-minute tour ×  I'm trying to build a video chat
program using Adobe Flex but there is a giant problem with
echos. If the participants arn't using headsets, everything they
say echos. Worse, they can actually create positive feedback
loop of echos that won't end until the mics are muted.  Has
anyone found a solution for this on the Flex/Flash platform?  My
software is using the Speex codec and I've done my best to
eliminate all buffering (i.e. it's a live stream and I set the
buffer length to 0). The loop back option is turned off and the
"Use Echo Suppression" is turned on. I'm using the Red5 server
for the video and audio streaming.  Any help would be
appreciated.  share|improve this question add comment  8 Answers
up vote 7 down vote accepted  This is a known problem in Adobe's
software for which there is no fix presently.  For now you can
only work around the problem.  You should implement a Push-to-
Talk mode in your application and make it easy for users to
switch to Push-to-Talk if they are e