<div dir="ltr">I am new to GStreamer and I have created a small example where I am recording the webcam and used app sink to get the sample but when I try to stop the pipeline by setting its state to null and sending EOS event, my bus callback function never gets called for the EOS. And because of this memory leaks Guys, Please help me import gi import time import threadinggi.require_version('Gst', '1.0') gi.require_version('Gtk', '3.0') gi.require_version('GstApp', '1.0')from gi.repository import GObject, Gst, Gtk, GstApp import signalGst.init(None) class Main: shutdown = False<pre class="gmail-code gmail-highlight" lang="plaintext">def __init__(self): signal.signal(signal.SIGINT, self.keyboardInterruptHandler) self._pipeline = Gst.parse_launch("avfvideosrc name=avfvideosrc ! x264enc name=x264enc ! appsink name=appsink max-buffers=1 drop=false sync=false emit- signals=true wait-on-eos=false") bus = self._pipeline.get_bus() bus.add_signal_watch() bus.connect("message::eos", self._on_eos_from_sink_pipeline) bus.connect("message", self.on_status_changed) appsink = self._pipeline.get_by_name('appsink') appsink.connect('new-sample', self.on_new_sample) appsink.connect('eos', self.eos) #bus.connect('message', self.on_status_changed) self._pipeline.set_state(Gst.State.PLAYING) def on_new_sample(self, appsink): return Gst.FlowReturn.OK def _on_eos_from_sink_pipeline(self, _bus, _message): print("Got EOS from sink pipeline") exit() def eos(self, sink): print("SINK EOS") return True def on_status_changed(self, bus, message): print('Status: ', message.type) print('Object: ', message.src) print('Parsed Message: ', message.parse_state_changed()) def keyboardInterruptHandler(self,signal, frame): print("KeyboardInterrupt (ID: {}) has been caught. Cleaning up...".format(signal)) self.shutdown = True self.stopFetching() def stopFetching(self): print("AT THE START OF STOP FETCHING") self._pipeline.set_state(Gst.State.NULL) self._pipeline.send_event(Gst.Event.new_eos()) print("AT THE END OF STOP FETCHING") </pre><pre class="gmail-code gmail-highlight" lang="plaintext">start = Main() Gtk.main()`</pre>-- <div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div style="color:rgb(136,136,136);font-size:12.8px"><div>Thanks & Regards,</div><div> </div></div><div>Ravi Modha</div><div style="color:rgb(136,136,136)"><a href="mailto:ravi.modha@tudip.com" style="color:rgb(17,85,204)" target="_blank">ravi.modha@tudip.com</a> | Skype: <a href="mailto:ravi.modha@tudip.com" style="color:rgb(17,85,204)" target="_blank">ravi.modha@tudip.com</a></div><div style="color:rgb(136,136,136)"> </div><div style="color:rgb(136,136,136);font-size:12.8px"><a href="https://tudip.com/" style="color:rgb(17,85,204);font-size:12.8px" target="_blank"><img src="https://drive.google.com/a/tudip.com/uc?id=1zJSxP1wMlTI9XJDYbJGWCkGHmI5b-YcL&export=download"></a> <a href="https://in.linkedin.com/company/tudip-technologies-pvt-ltd-" style="color:rgb(17,85,204);font-size:12.8px" target="_blank"><img src="https://drive.google.com/a/tudip.com/uc?id=1bePNWXohkGCJvWAIXBS28IrhzeOdr-EM&export=download"></a><a href="https://clutch.co/profile/tudip-technologies" style="color:rgb(17,85,204);font-size:12.8px" target="_blank"><img src="https://drive.google.com/a/tudip.com/uc?id=1x29SoNoRpMwAqn0F88BtoDNmYWzp47_D&export=download"></a><a href="https://www.goodfirms.co/companies/view/4439/tudip-technologies-pvt-ltd" style="color:rgb(17,85,204);font-size:12.8px" target="_blank"><img src="https://drive.google.com/a/tudip.com/uc?id=1jd6xtL-FoNWGuQH6U78g02hyYKh4-0Wa&export=download"></a> <a href="https://www.facebook.com/TudipTechnologies" style="color:rgb(17,85,204);font-size:12.8px" target="_blank"><img src="https://drive.google.com/a/tudip.com/uc?id=1X-lj_gJC1T7qEB1uYIw2GivNd8F_Eb0C&export=download"></a> <a href="https://twitter.com/TudipTech" style="color:rgb(17,85,204);font-size:12.8px" target="_blank"><img src="https://drive.google.com/a/tudip.com/uc?id=1YGDJSRzIZOvM0VZXzhokH-uGcw9umlH0&export=download"></a> <a href="https://www.youtube.com/channel/UCoNPz2mbzNF_AZhLQEzuWCg" style="color:rgb(17,85,204);font-size:12.8px" target="_blank"><img src="https://drive.google.com/a/tudip.com/uc?id=12WOVgEFKgxD86LKWFaZN7rJF9VxKV3zH&export=download"></a></div><div style="color:rgb(136,136,136);font-size:12.8px"><a href="https://tudip.com/" style="color:rgb(17,85,204)" target="_blank">www.tudip.com</a> | <a href="https://tudip.com/tudip-technologies-in-news/" style="color:rgb(17,85,204)" target="_blank">Tudip in News</a> </div><div style="color:rgb(136,136,136);font-size:12.8px"><a href="callto:+91%2020%204674%200881" style="color:rgb(17,85,204)" target="_blank">+91 20 4674 0881</a> | <a href="callto:+1%20408%20216%208162" style="color:rgb(17,85,204)" target="_blank">+1 408 216 8162</a></div></div></div></div>