<div dir="auto"><div><br><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">Le ven. 28 févr. 2020 18 h 45, rikb <<a href="mailto:rik@electronicartifacts.com" target="_blank" rel="noreferrer">rik@electronicartifacts.com</a>> a écrit :<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">and omxplayer acts like gst-launch:  plays thru HDMI but is silent/runs with<br>
touchscreen.<br></blockquote></div></div><div dir="auto"><br></div><div dir="auto">GStreamer is likely picking your system default, check the long list of choices, and check the default, it's would be surprising if it takes usb interface.</div><div dir="auto"><br></div><div dir="auto">What you need to do as an app developer is to configure the audio sink to use the device you want.</div><div dir="auto"><br></div><div dir="auto">As an example:</div><div dir="auto"><br></div><div dir="auto">gst-launch-1.0 playbin audio-sink="alsasink device=<span style="font-family:sans-serif;font-size:12.8px">default:CARD=Device" ...</span></div><div dir="auto"><br></div><div dir="auto"><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
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