[gst-embedded] A question about porting rtspsrc on the Intel CE3100

[Stefan Kost]

Yang Felix schrieb:
> Dear Mike:
> I have see the code briefly.
>
> my configure is :
>
> ./configure --prefix=/home/felix/gstreamer --disable-aalib
> --disable-annodex --disable-cairo --disable-cdio --disable-check
> --disable-dv1394 --disable-esd --disable-examples
> --disable-failing-tests --disable-flac --disable-gconf
> --disable-gconftool --disable-gtk-doc --disable-hal --disable-ladspa
> --disable-libcaca --disable-libdv --disable-nls --disable-oss
> --disable-shout2 --disable-speex --disable-static --disable-sunaudio
> --disable-tests --disable-valgrind --disable-x --disable-xshm
> --enable-jpeg --enable-libpng --enable-shared --without-check
> ERROR_CFLAGS=\"\" PKG_CONFIG_PATH=/home/felix/gstreamer/lib/pkgconfig
> PKG_CONFIG_LIBDIR=/home/felix/gstreamer/lib/pkgconfig
> --enable-gst-debug --enable-debug
> CC=/home/felix/IntelCE-1.1120/i686-linux-elf/bin/i686-cm-linux-gcc
> CFLAGS="-I/home/felix/gstreamer/include
> -I/home/felix/gstreamer/include -I/home/felix/IntelCE-1.1120/i686-
> linux-elf/include -pg" LDFLAGS="-L/home/felix/gstreamer/lib
> -L/home/felix/gstreamer/lib -pg"
>
>
>
> I find the when the program run to the following instruction the
> SIGSEGV will appears.
> /gst-plugins-good-0.10.14/gst/rtsp/gstrtspsrc.c:line 2118,
> stream->udpsink[0] = gst_element_make_from_uri (GST_URI_SINK, uri, NULL);
>
> I trace it into gst_element_ake_from_uri and it stop at
>
> /gstreamer-0.10.22/gst/gsturi.c:line 606, if ((ret =
> gst_element_factory_create (GST_ELEMENT_FACTORY (walk->data),
> elementname)) != NULL) {
>
> I trace it into gst_element_factory_create and it stop at
>
> /gstreamer-0.10.22/gst/gstelementfactory:line 405, GST_ELEMENT_CAST
> (g_object_new (factory->type, NULL));
>
> I just run g_object_new (factory->type, NULL) and SIGSEGV appears. The
> factor->type seems to be valid. Do you have any comment?
>
>
This should not happen. Can you run the with
GST_DEBUG="*:4" gst-inspect 2>debug.log ....
and check if there are any warnings in the log. Does gst-inspect list
all the plugins?

Stefan
>
>
>
>
> > Date: Thu, 13 Aug 2009 02:40:17 -0700
> > Subject: Re: [gst-embedded] A question about porting rtspsrc on the
> Intel CE3100
> > From: msmith at xiph.org
> > To: felixyang_tw at hotmail.com
> > CC: gstreamer-embedded at lists.sourceforge.net
> >
> > You should look at where it crashed in a debugger, and see what the
> > cause was. It could be a bug in a plugin that has since been fixed, or
> > perhaps you've found a new bug. Alternatively, there could be an issue
> > with how you've built gstreamer or dependencies.
> >
> > There's no way for us to know from what you've mentioned.
> >
> > Mike
> >
> >
> > 2009/8/13 Yang Felix <felixyang_tw at hotmail.com>:
> > > Dear All:
> > >
> > > I have ported gst-plugins-good-0.10.14 on the Intel CE3100
> > > platform. The linux version is 2.6.23.
> > >
> > > I can ust gst-inspect to see rtspsrc. However, when I run "g st-launch
> > > rtspsrc location=rtsp://192.168.11.167/sd.ts ! fakesink".
> > > The console print Caught SIGSEGV accessing address 0x26
> > > Spinning. Please run 'gdb gst-launch 1220' to continue debugging,
> Ctrl-C to
> > > quit, or Ctrl-\ to dump core.
> > >
> > > I didn't chane any problem and I just configured it and make them.
> What
> > > mistake did I make?
> > >
> > >
> > >
> > >
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