<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"> <style type="text/css" style="display:none;"></style> </head> <body dir="ltr"> <div id="divtagdefaultwrapper" style="font-size:12pt;color:#000000;font-family:Calibri,Helvetica,sans-serif;" dir="ltr"> <p style="margin-top:0;margin-bottom:0">Thank Russell for your fast reply,</p> <p style="margin-top:0;margin-bottom:0"><br> </p> <p style="margin-top:0;margin-bottom:0">I use Baresip. As you can check in the following link, Baresip uses the EC module of Pulseaudio</p> <p style="margin-top:0;margin-bottom:0"><br> </p> <p style="margin-top:0;margin-bottom:0"><a href="https://github.com/alfredh/baresip/wiki/Using-PulseAudio:-module-echo-cancel" class="OWAAutoLink" id="LPlnk609971" previewremoved="true">https://github.com/alfredh/baresip/wiki/Using-PulseAudio:-module-echo-cancel</a><br> <br> </p> <p style="margin-top:0;margin-bottom:0">Do you know any other good VoIP client for linux with a low CPU consumption and Echo Canceller inside ?</p> <br> And what do you think about the error i get ? <div><br> </div> <div>Thank you very much in advance</div> <div><br> </div> <div> <div><br> </div> <div><br> <div style="color: rgb(0, 0, 0);"> <hr style="display:inline-block;width:98%" tabindex="-1"> <div id="divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" style="font-size:11pt" color="#000000"><b>De:</b> pulseaudio-discuss <pulseaudio-discuss-bounces@lists.freedesktop.org> en nombre de Dferop Aero <Dferop_Aero@hotmail.es><br> <b>Enviado:</b> lunes, 11 de junio de 2018 16:43<br> <b>Para:</b> pulseaudio-discuss@lists.freedesktop.org<br> <b>Asunto:</b> [pulseaudio-discuss] Error using with Echo Cancellation Module with VoIP</font> <div> </div> </div> <meta content="text/html; charset=iso-8859-1"> <div dir="ltr"> <div id="x_divtagdefaultwrapper" dir="ltr" style="font-size:12pt; color:#000000; font-family:Calibri,Helvetica,sans-serif"> <p style="margin-top:0; margin-bottom:0">Hello,</p> <p style="margin-top:0; margin-bottom:0"><br> </p> <p style="margin-top:0; margin-bottom:0">I have always the same error when i use the Echo Cancellation Module.</p> <p style="margin-top:0; margin-bottom:0"><br> </p> <p style="margin-top:0; margin-bottom:0">I get the same error all the time:</p> <p style="margin-top:0; margin-bottom:0"></p> <div><br> </div> <div></div> <div>May 31 09:30:54 localhost pulseaudio[753]: [alsa-source-CDC PCM Codec-0] module-echo-cancel.c: Playback after capture (-87178), drop sink 1414</div> <div>May 31 09:30:55 localhost pulseaudio[753]: [alsa-source-CDC PCM Codec-0] module-echo-cancel.c: Playback after capture (-87698), drop sink 1422</div> <div>May 31 09:30:56 localhost pulseaudio[753]: [alsa-source-CDC PCM Codec-0] module-echo-cancel.c: Playback after capture (-87148), drop sink 1414</div> <div>May 31 09:30:57 localhost pulseaudio[753]: [alsa-source-CDC PCM Codec-0] module-echo-cancel.c: Playback after capture (-87279), drop sink 1416</div> <div><br> </div> <div></div> <div>It doesn't matter if i change the configuration parameters, i always get the same error.</div> <div><br> </div> <div>I thouhgt it was a problem of CPU (A20 dual core 950MHz, performance) so i have one isolated core running only Pulseaudio. In this case, the CPU consumption is only 20%, so now i don't think it is a problem of CPU </div> <div> </div> <div><span style="font-family:Calibri,Helvetica,sans-serif,EmojiFont,"Apple Color Emoji","Segoe UI Emoji",NotoColorEmoji,"Segoe UI Symbol","Android Emoji",EmojiSymbols; font-size:16px">As I said, It doesn't matter if i change the configuration parameters, i always get the same error... "<span style="font-family:Calibri,Helvetica,sans-serif,EmojiFont,"Apple Color Emoji","Segoe UI Emoji",NotoColorEmoji,"Segoe UI Symbol","Android Emoji",EmojiSymbols; font-size:16px">drop sink 14xx" (more or less)</span></span><br> </div> <br> <p></p> <p style="margin-top:0; margin-bottom:0">I use tsched=0 in default.pa, if i set tsched=1 the error increases </p> <p style="margin-top:0; margin-bottom:0">For the rest of parameters, same error. I have checked it with webrtc, adrian and speex.</p> <p style="margin-top:0; margin-bottom:0">Besides I have set different values for the buffer (size and mseconds) in daemon.conf</p> <p style="margin-top:0; margin-bottom:0"><br> </p> <p style="margin-top:0; margin-bottom:0">Because of this error, <span>it seems that the audio is not fluid, the audio is choppy</span></p> <p style="margin-top:0; margin-bottom:0"><br> </p> <p style="margin-top:0; margin-bottom:0">I hope you can help me, </p> <p style="margin-top:0; margin-bottom:0"><br> </p> <p style="margin-top:0; margin-bottom:0">Thank you very much in advance,</p> <p style="margin-top:0; margin-bottom:0"><br> </p> <p style="margin-top:0; margin-bottom:0">Paul</p> </div> </div> </div> </div> </div> </div> </body> </html>