<html><head><meta http-equiv="content-type" content="text/html; charset=us-ascii"></head><body style="overflow-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;"><meta http-equiv="content-type" content="text/html; charset=us-ascii"><div style="overflow-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;">Hi Folks<div><br></div><div>This simple test command:</div><div><br></div><div><b>gst-launch-1.0 webrtcsink name=ws congestion-control=homegrown meta="meta,name=test" videotestsrc ! queue ! videoconvert ! ws. audiotestsrc ! queue ! audioconvert ! ws.</b></div><div><br></div><div><b>works perfectly in Google Cloud:</b></div><div><br></div><div><div>gst-launch-1.0 webrtcsink name=ws congestion-control=homegrown meta="meta,name=test" videotestsrc ! queue ! videoconvert ! ws. audiotestsrc ! queue ! audioconvert ! ws.</div><div>Setting pipeline to PAUSED ...</div><div>Pipeline is live and does not need PREROLL ...</div><div>Pipeline is PREROLLED ...</div><div>Setting pipeline to PLAYING ...</div><div>New clock: GstSystemClock</div><div>Redistribute latency...</div><div>Redistribute latency...</div></div><div>** all good here, runs and streams**</div><div><br></div><div><b>but FAILS in Amazon Web Services:</b></div><div><br></div><div><div>gst-launch-1.0 webrtcsink name=ws congestion-control=homegrown meta="meta,name=test" videotestsrc ! queue ! videoconvert ! ws. audiotestsrc ! queue ! audioconvert ! ws. </div><div>Setting pipeline to PAUSED ...</div><div>Pipeline is live and does not need PREROLL ...</div><div>Pipeline is PREROLLED ...</div><div>Setting pipeline to PLAYING ...</div><div>New clock: GstSystemClock</div><div>Redistribute latency...</div><div>Redistribute latency...</div><div>0:00:00.019017776 5932 0x7fc57c038c70 ERROR webrtcsink net/webrtc/src/webrtcsink/imp.rs:3143:gstrswebrtc::webrtcsink::imp::BaseWebRTCSink::start_stream_discovery_if_needed::{{closure}}:<ws> Error running discovery: No caps found for stream video_0</div><div>ERROR: from element /GstPipeline:pipeline0/GstWebRTCSink:ws: There is no codec present that can handle the stream's type.</div><div>Additional debug info:</div><div>net/webrtc/src/webrtcsink/imp.rs(3144): gstrswebrtc::webrtcsink::imp::BaseWebRTCSink::start_stream_discovery_if_needed::{{closure}} (): /GstPipeline:pipeline0/GstWebRTCSink:ws:</div><div>Failed to look up output caps: No caps found for stream video_0</div><div>Execution ended after 0:00:00.004337575</div><div>Setting pipeline to NULL ...</div><div>Freeing pipeline ...</div></div><div><br></div><div>These were both built using the same installer, from clean Ubuntu 22.04 LTS images in the respective platforms. In both cases all external ports are open.</div><div><br></div><div>Could anyone explain what this means ?:</div><div><br></div><div><div><b>0:00:00.019017776 5932 0x7fc57c038c70 ERROR webrtcsink net/webrtc/src/webrtcsink/imp.rs:3143:gstrswebrtc::webrtcsink::imp::BaseWebRTCSink::start_stream_discovery_if_needed::{{closure}}:<ws> Error running discovery: No caps found for stream video_0</b></div><div><b>ERROR: from element /GstPipeline:pipeline0/GstWebRTCSink:ws: There is no codec present that can handle the stream's type.</b></div><div><b>Additional debug info:</b></div><div><b>net/webrtc/src/webrtcsink/imp.rs(3144): gstrswebrtc::webrtcsink::imp::BaseWebRTCSink::start_stream_discovery_if_needed::{{closure}} (): /GstPipeline:pipeline0/GstWebRTCSink:ws:</b></div><div><b>Failed to look up output caps: No caps found for stream video_0</b></div></div><div><b><br></b></div><div><b>Many thanks !</b></div><div><b><br></b></div><div><b><br></b></div><div><br></div></div><br><br> <br></body></html>