<html><head></head><body><div>On Mon, 2016-11-21 at 22:32 +0000, Ajit Warrier wrote:</div><blockquote type="cite"><div dir="ltr"><div><div><div><div> had a quick question regarding the echo cancellation implementation that is new in gstreamer 1.10. The test loop:<br><br>gst-launch-1.0 autoaudiosrc ! webrtcdsp ! webrtcechoprobe ! autoaudiosink<br><br></div>works as expected.<br><br></div>However if the audio sink as sync=false, this does not work, and I can hear echo/feedback.<br><br>gst-launch-1.0 autoaudiosrc ! webrtcdsp ! webrtcechoprobe ! autoaudiosink sync=false<br><br></div><div>Is sync=true required for the echo cancellation algorithm ?<br></div></div></div></blockquote><div><br></div><div>Yes it is, the echo cancellationi needs to know when the output was played to compare it to what was recorded.</div><div><br></div><div><span><pre><pre>-- <br></pre>Olivier Crête olivier.crete@collabora.com </pre></span></div></body></html>