add an example streaming live-video-content from a remote-location

1 files changed, 91 insertions, 0 deletions

diff --git a/example-scripts/gstreamer/source-remote-desktop-as-cam1.py b/example-scripts/gstreamer/source-remote-desktop-as-cam1.py
new file mode 100755
index 0000000..686cc73
--- /dev/null
+++ b/example-scripts/gstreamer/source-remote-desktop-as-cam1.py
@@ -0,0 +1,91 @@
+#!/usr/bin/python3
+import sys, gi, signal
+import argparse, socket
+
+gi.require_version('Gst', '1.0')
+from gi.repository import Gst, GstNet, GObject
+
+# init GObject & Co. before importing local classes
+GObject.threads_init()
+Gst.init([])
+
+class Source(object):
+	def __init__(self, ip):
+		# it works much better with a local file
+		pipeline = """
+			ximagesrc use-damage=0 startx=0 starty=0 endx=1919 endy=1079 !
+				queue !
+				videoscale !
+				videorate !
+				timeoverlay !
+				videoconvert !
+				video/x-raw,format=I420,width=1280,height=720,framerate=25/1,pixel-aspect-ratio=1/1 !
+				queue !
+				mux.
+
+			pulsesrc !
+				audio/x-raw,format=S16LE,channels=2,layout=interleaved,rate=48000 !
+				queue !
+				mux.
+
+			matroskamux name=mux !
+				tcpclientsink host={ip} port=10000
+		""".format(
+			ip=ip
+		)
+
+		self.clock = GstNet.NetClientClock.new('voctocore', ip, 9998, 0)
+		print('obtained NetClientClock from host', self.clock)
+
+		print('waiting for NetClientClock to sync…')
+		self.clock.wait_for_sync(Gst.CLOCK_TIME_NONE)
+
+		print('starting pipeline')
+		self.senderPipeline = Gst.parse_launch(pipeline)
+		self.senderPipeline.use_clock(self.clock)
+		self.src = self.senderPipeline.get_by_name('src')
+
+		# Binding End-of-Stream-Signal on Source-Pipeline
+		self.senderPipeline.bus.add_signal_watch()
+		self.senderPipeline.bus.connect("message::eos", self.on_eos)
+		self.senderPipeline.bus.connect("message::error", self.on_error)
+
+		print("playing")
+		self.senderPipeline.set_state(Gst.State.PLAYING)
+
+
+	def on_eos(self, bus, message):
+		print('Received EOS-Signal')
+		sys.exit(1)
+
+	def on_error(self, bus, message):
+		print('Received Error-Signal')
+		(error, debug) = message.parse_error()
+		print('Error-Details: #%u: %s' % (error.code, debug))
+		sys.exit(1)
+
+def main():
+	signal.signal(signal.SIGINT, signal.SIG_DFL)
+
+	parser = argparse.ArgumentParser(description='Voctocore Remote-Source')
+	parser.add_argument('host')
+
+	args = parser.parse_args()
+	print('Resolving hostname '+args.host)
+	addrs = [ str(i[4][0]) for i in socket.getaddrinfo(args.host, None) ]
+	if len(addrs) == 0:
+		print('Found no IPs')
+		sys.exit(1)
+
+	print('Using IP '+addrs[0])
+
+	src = Source(addrs[0])
+	mainloop = GObject.MainLoop()
+	try:
+		mainloop.run()
+	except KeyboardInterrupt:
+		print('Terminated via Ctrl-C')
+
+
+if __name__ == '__main__':
+	main()