<div dir="ltr">Hi,<div> </div><div>I'm running python-gst-1.0 (1.2.1-1.2), and even using your script, I don't get all the overrides being displayed. My output is:</div><div> ['get_uri', 'set_uri']</div><div> </div><div>What could be going on on my system that I'm not getting any of the super-type methods that I should? I can't upgrade coz I'm running on a Pi. I spent 3 hours last night upgrading all my gstreamer packages and in the end it didn't work.</div> </div><div class="gmail_extra"> <div class="gmail_quote">On Fri, Sep 18, 2015 at 6:46 PM, Aborilov Pavel <<a href="mailto:aborilov@gmail.com" target="_blank">aborilov@gmail.com</a>> wrote: <blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Hi! I use version 1.4.3. This is my full test example: from gi.repository import Gst, GObject, GstRtspServer Gst.init(None) rtsp_server = GstRtspServer.RTSPServer() rtsp_server.attach(None) class Factory(GstRtspServer.RTSPMediaFactoryURI): def __init__(self): super(Factory, self).__init__() print [(x, type(y)) for x, y in GstRtspServer.RTSPMediaFactory.__dict__.items()] def do_create_element(self, url): print "in do_create_element" factory = Factory() factory.set_uri('rtsp://good_camera_url') rtsp_server.get_mount_points().add_factory('/mount', factory) GObject.MainLoop().run() On start it printout: [('set_buffer_size', <type 'function'>), ('do_media_configure', <class 'gi.types.NativeVFunc'>), ('__module__', <type 'str'>), ('do_configure', <class 'gi.types.NativeVFunc'>), ('set_suspend_mode', <type 'function'>), ('do_media_constructed', <class 'gi.types.NativeVFunc'>), ('__info__', <type 'ObjectInfo'>), ('do_create_element', <class 'gi.types.NativeVFunc'>), ('priv', <type 'property'>), ('set_protocols', <type 'function'>), ('construct', <type 'function'>), ('get_suspend_mode', <type 'function'>), ('_gst_reserved', <type 'property'>), ('new', <type 'classmethod'>), ('__gtype__', <type 'gobject.GType'>), ('get_launch', <type 'function'>), ('__doc__', <type 'NoneType'>), ('set_launch', <type 'function'>), ('do_construct', <class 'gi.types.NativeVFunc'>), ('parent', <type 'property'>), ('is_eos_shutdown', <type 'function'>), ('get_permissions', <type 'function'>), ('get_address_pool', <type 'function'>), ('do_gen_key', <class 'gi.types.NativeVFunc'>), ('set_shared', <type 'function'>), ('create_element', <type 'function'>), ('is_shared', <type 'function'>), ('set_address_pool', <type 'function'>), ('get_protocols', <type 'function'>), ('get_buffer_size', <type 'function'>), ('get_profiles', <type 'function'>), ('set_permissions', <type 'function'>), ('set_profiles', <type 'function'>), ('set_eos_shutdown', <type 'function'>)] as you see it have create_element func, but you have to override do_create_element, that have type gi.types.NativeVFunc. and if I connect with rtsp client to rtsp://<a href="http://mandrillapp.com/track/click/30003446/127.0.0.1?p=eyJzIjoiaFJrRlAxQkljYVViX3YtNXc4LV9nTFhzNDdZIiwidiI6MSwicCI6IntcInVcIjozMDAwMzQ0NixcInZcIjoxLFwidXJsXCI6XCJodHRwOlxcXC9cXFwvMTI3LjAuMC4xOjg1NTRcXFwvbW91bnRcIixcImlkXCI6XCI2NDUwMDQ0MmZiMWU0ZTQ2YWE2ZjViNDVhYjk0YTAyNVwiLFwidXJsX2lkc1wiOltcIjdkZWFkZDFhNjIzYmRjYzk1ZWZmYWM5NTg4ZGRhZjhhMTdkODU5MzFcIl19In0" rel="noreferrer" target="_blank">127.0.0.1:8554/mount</a> it printout: in do_create_element On 09/17, Adam Langley wrote: > Hi Aborliv, > > I ran my same inspection code for the RTSPMediaFactoryURI, and got the > following results: > ['get_uri', 'set_uri'] > > Interesting that none of the inherited methods show up. > > This is my inspection code: > > *print*([x *for* x,y *in* > GstRtspServer.RTSPMediaFactoryURI.__dict__.items() *if* type(y) == > FunctionType]) > I have also overridden do_create_element, and it just never gets called. > The constructor does however.... and the 'print' writes out a bunch of > methods declared in RTSPMediaFactory - so I know the class is correctly > derived... > > class MyFactory(GstRtspServer.RTSPMediaFactory): > def __init__(self): > super(MyFactory, self).__init__() > print([x for x,y in GstRtspServer.RTSPMediaFactory.__dict__.items() > if type(y) == FunctionType]) > def do_create_element(self, url): > # return element here... code deleted > > self.server = GstRtspServer.RTSPServer() > self.server.set_service('554') > f = MyFactory() > f.set_shared(True) > m = self.server.get_mount_points() > m.add_factory("/video", f) > self.server.attach(None) > > On Thu, Sep 17, 2015 at 5:36 PM, Aborilov Pavel <<a href="mailto:aborilov@gmail.com">aborilov@gmail.com</a>> wrote: > > > I use RTSPMediaFactoryURI from Python and I have to override method > > do_create_element, and it works. > > > > On 09/17, Adam Langley wrote: > > > I am using Gstreamer RTSPMediaFactory (libgstrtspserver 1.0) v 1.2.3-0. > > > From Python, I have derived from the MediaFactory, and overridden > > > create_element. Unfortunately, my create_element is never called, so the > > > RtspServer complains no launch line specified. > > > > > > I printed out all the methods declared in the super instance, and got > > this: > > > > > > ['set_buffer_size', 'set_suspend_mode', 'set_protocols', 'construct', > > > 'get_suspend_mode', 'get_launch', 'set_launch', 'is_eos_shutdown', > > > 'get_permissions', 'get_address_pool', 'set_shared', 'is_shared', > > > 'set_address_pool', 'get_protocols', 'get_buffer_size', > > 'set_permissions', > > > 'set_eos_shutdown'] > > > No create_element! > > > > > > No wonder, my implementation is never being called... but why is there no > > > create_element function? > > > > > > > > _______________________________________________ > > > gstreamer-devel mailing list > > > <a href="mailto:gstreamer-devel@lists.freedesktop.org">gstreamer-devel@lists.freedesktop.org</a> > > > <a href="http://mandrillapp.com/track/click/30003446/lists.freedesktop.org?p=eyJzIjoiWDNaUDJTNUxSeXMtUkdIUzN5RXlWaEtUTGdnIiwidiI6MSwicCI6IntcInVcIjozMDAwMzQ0NixcInZcIjoxLFwidXJsXCI6XCJodHRwOlxcXC9cXFwvbGlzdHMuZnJlZWRlc2t0b3Aub3JnXFxcL21haWxtYW5cXFwvbGlzdGluZm9cXFwvZ3N0cmVhbWVyLWRldmVsXCIsXCJpZFwiOlwiNjQ1MDA0NDJmYjFlNGU0NmFhNmY1YjQ1YWI5NGEwMjVcIixcInVybF9pZHNcIjpbXCJkZTNjNjdiOWJkNmZkMDdlNzJlZjIwYTBlZTAwYmM4NTY1MWUxYTAwXCJdfSJ9" rel="noreferrer" target="_blank">http://lists.freedesktop.org/mailman/listinfo/gstreamer-devel</a> > > > > _______________________________________________ > > gstreamer-devel mailing list > > <a href="mailto:gstreamer-devel@lists.freedesktop.org">gstreamer-devel@lists.freedesktop.org</a> > > <a href="http://mandrillapp.com/track/click/30003446/lists.freedesktop.org?p=eyJzIjoiWDNaUDJTNUxSeXMtUkdIUzN5RXlWaEtUTGdnIiwidiI6MSwicCI6IntcInVcIjozMDAwMzQ0NixcInZcIjoxLFwidXJsXCI6XCJodHRwOlxcXC9cXFwvbGlzdHMuZnJlZWRlc2t0b3Aub3JnXFxcL21haWxtYW5cXFwvbGlzdGluZm9cXFwvZ3N0cmVhbWVyLWRldmVsXCIsXCJpZFwiOlwiNjQ1MDA0NDJmYjFlNGU0NmFhNmY1YjQ1YWI5NGEwMjVcIixcInVybF9pZHNcIjpbXCJkZTNjNjdiOWJkNmZkMDdlNzJlZjIwYTBlZTAwYmM4NTY1MWUxYTAwXCJdfSJ9" rel="noreferrer" target="_blank">http://lists.freedesktop.org/mailman/listinfo/gstreamer-devel</a> > > > > _______________________________________________ > gstreamer-devel mailing list > <a href="mailto:gstreamer-devel@lists.freedesktop.org">gstreamer-devel@lists.freedesktop.org</a> > <a href="http://mandrillapp.com/track/click/30003446/lists.freedesktop.org?p=eyJzIjoiWDNaUDJTNUxSeXMtUkdIUzN5RXlWaEtUTGdnIiwidiI6MSwicCI6IntcInVcIjozMDAwMzQ0NixcInZcIjoxLFwidXJsXCI6XCJodHRwOlxcXC9cXFwvbGlzdHMuZnJlZWRlc2t0b3Aub3JnXFxcL21haWxtYW5cXFwvbGlzdGluZm9cXFwvZ3N0cmVhbWVyLWRldmVsXCIsXCJpZFwiOlwiNjQ1MDA0NDJmYjFlNGU0NmFhNmY1YjQ1YWI5NGEwMjVcIixcInVybF9pZHNcIjpbXCJkZTNjNjdiOWJkNmZkMDdlNzJlZjIwYTBlZTAwYmM4NTY1MWUxYTAwXCJdfSJ9" rel="noreferrer" target="_blank">http://lists.freedesktop.org/mailman/listinfo/gstreamer-devel</a> _______________________________________________ gstreamer-devel mailing list <a href="mailto:gstreamer-devel@lists.freedesktop.org">gstreamer-devel@lists.freedesktop.org</a> <a href="http://mandrillapp.com/track/click/30003446/lists.freedesktop.org?p=eyJzIjoiWDNaUDJTNUxSeXMtUkdIUzN5RXlWaEtUTGdnIiwidiI6MSwicCI6IntcInVcIjozMDAwMzQ0NixcInZcIjoxLFwidXJsXCI6XCJodHRwOlxcXC9cXFwvbGlzdHMuZnJlZWRlc2t0b3Aub3JnXFxcL21haWxtYW5cXFwvbGlzdGluZm9cXFwvZ3N0cmVhbWVyLWRldmVsXCIsXCJpZFwiOlwiNjQ1MDA0NDJmYjFlNGU0NmFhNmY1YjQ1YWI5NGEwMjVcIixcInVybF9pZHNcIjpbXCJkZTNjNjdiOWJkNmZkMDdlNzJlZjIwYTBlZTAwYmM4NTY1MWUxYTAwXCJdfSJ9" rel="noreferrer" target="_blank">http://lists.freedesktop.org/mailman/listinfo/gstreamer-devel</a> </blockquote></div> </div> <img src="http://mandrillapp.com/track/open.php?u=30003446&id=64500442fb1e4e46aa6f5b45ab94a025" height="1" width="1">