<div dir="ltr"><div><span style="font-size:14px">Hi,everyone!</span></div><div><span style="font-size:14px"><br></span></div><span style="font-size:14px">I want to play different mp3 files for driver and passanger with two different applications.</span><br style="font-size:14px"><span style="font-size:14px">or the same application which is deployed by two QT MultiMedia components.</span><br><div><span style="font-size:14px"><br></span></div><div><span style="font-size:14px">>Driver:HMI-->QT-->GStreamer--></span><span style="font-size:14px">PulseAudio-->ALSA--SoundCard1</span><br style="font-size:14px"><span style="font-size:14px">>Passanger:HMI-->QT--></span><span style="font-size:14px">GStreamer-->PulseAudio-->ALSA-</span><span style="font-size:14px">-SoundCard2</span><span style="font-size:14px"><br></span></div><div><span style="font-size:14px"><br></span></div><div><span style="font-size:14px">Now I can route the output device by command[</span><span style="color:rgb(0,0,0);font-family:Arial;font-size:14px;line-height:23px">gst-launch-1.0 playbin uri=file:///test.mp3 audio-sink="alsasink device=hw:0,0"</span><span style="font-size:14px">].</span></div><div><span style="font-size:14px"><br></span></div><div><span style="font-size:14px">In QT MultiMedia Soucecode we create a playbin element to </span></div><div><span style="font-size:14px">play the media file.</span></div><div><span style="font-size:14px"><br></span></div><div><span style="font-size:14px">But I don't know how to set the device to the [audio-sink] element.</span></div><div><span style="font-size:14px">Who can give me some tips?</span><br></div><div><span style="font-size:14px"><br></span></div><div><span style="font-size:14px">Best regards,</span><span style="font-size:14px"><br></span></div><div><span style="font-size:14px">------</span></div><div><span style="font-size:14px">Yu</span></div><div><span style="font-size:14px"> </span></div></div>