<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"><head><meta http-equiv=Content-Type content="text/html; charset=us-ascii"><meta name=Generator content="Microsoft Word 15 (filtered medium)"><style><!--
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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link="#0563C1" vlink="#954F72"><div class=WordSection1><p class=MsoNormal style='text-align:left;direction:ltr;unicode-bidi:embed'>Hi all,<o:p></o:p></p><p class=MsoNormal style='text-align:left;direction:ltr;unicode-bidi:embed'><o:p> </o:p></p><p class=MsoNormal style='text-align:left;direction:ltr;unicode-bidi:embed'>I want to receive two audio streams from two different ports (5001 and 5002), then mix them and playback. I used the following command in windows, and it worked correctly :<o:p></o:p></p><p class=MsoNormal style='text-align:left;direction:ltr;unicode-bidi:embed'><o:p> </o:p></p><p class=MsoNormal style='text-align:left;direction:ltr;unicode-bidi:embed'>gst-launch-1.0.exe -v audiomixer name=mix mix. ! audioconvert ! audioresample ! autoaudiosink udpsrc port=5001 caps="application/x-rtp" ! queue ! rtppcmudepay ! mulawdec ! mix. udpsrc port=5002 caps="application/x-rtp" ! queue ! rtppcmudepay ! mulawdec ! mix.<o:p></o:p></p><p class=MsoNormal style='text-align:left;direction:ltr;unicode-bidi:embed'><o:p> </o:p></p><p class=MsoNormal style='text-align:left;direction:ltr;unicode-bidi:embed'>But when I want to test it on a linux based system running angstrom yocto, it doesn't work. No sound heard while there are incoming audio streams. the following command is used :<o:p></o:p></p><p class=MsoNormal style='text-align:left;direction:ltr;unicode-bidi:embed'><o:p> </o:p></p><p class=MsoNormal style='text-align:left;direction:ltr;unicode-bidi:embed'>gst-launch-1.0 -v audiomixer name=mix mix. ! audioconvert ! audioresample ! alsasink device=hw:0,0 udpsrc port=5001 caps="application/x-rtp" ! queue ! rtppcmudepay ! mulawdec ! mix. udpsrc port=5002 caps="application/x-rtp" ! queue ! rtppcmudepay ! mulawdec ! mix.<o:p></o:p></p><p class=MsoNormal style='text-align:left;direction:ltr;unicode-bidi:embed'><o:p> </o:p></p><p class=MsoNormal style='text-align:left;direction:ltr;unicode-bidi:embed'>Has anybody and idea to solve it.<o:p></o:p></p><p class=MsoNormal style='text-align:left;direction:ltr;unicode-bidi:embed'><o:p> </o:p></p><p class=MsoNormal style='text-align:left;direction:ltr;unicode-bidi:embed'>Thanks.<span lang=FA dir=RTL style='font-family:"Arial","sans-serif"'><o:p></o:p></span></p></div></body></html>