gst-examples Issue: Required gstreamer plugin 'nice' not found

[Terence Darwen]

Hi Nirbheek - Thanks for the info.  I should have been more clear, I did
build the examples using meson but did not know about the -D argument.
I'll make sure to use this next time!

Much appreciated,
Terence

On Wed, Sep 1, 2021 at 10:58 AM Nirbheek Chauhan <nirbheek.chauhan at gmail.com>
wrote:

> Hi Terence,
>
> You should not build gst-examples directly. You do not need to build
> libnice by hand. You do not need to install libnice using apt.
>
> You should build gstreamer and the examples using gst-build:
>
> $ git clone https://gitlab.freedesktop.org/gstreamer/gst-build
> $ cd gst-build
> # The -D arguments are optional; they force meson to error out if
> those features could not be enabled
> $ meson _build -Dlibnice=enabled -Dgst-examples=enabled -Dbad=enabled
> -Dgst-plugins-bad:webrtc=enabled -Dtls=enabled
> $ ninja -C _build
>
> You will probably need to install some development packages, such as
> openssl-devel. Then you must enter the gstreamer "uninstalled"
> environment:
>
> $ ./gst-env.py
>
> And you can check that the plugin is available:
>
> $ gst-inspect-1.0 nice
>
> And you can run the example:
>
> $ cd _build/subprojects/gst-examples/webrtc/sendrecv/gst/
> $ ./webrtc-sendrecv
>
> Cheers,
> Nirbheek
>
> On Wed, Sep 1, 2021 at 6:30 AM Terence Darwen via gstreamer-devel
> <gstreamer-devel at lists.freedesktop.org> wrote:
> >
> > I'm trying to run the webrtc-sendrecv example here:
> https://gitlab.freedesktop.org/gstreamer/gst-examples/-/blob/master/webrtc/sendrecv/gst/webrtc-sendrecv.c
> >
> > I've followed the instructions and have successfully built the
> webrtc-sendrecv executable, but when running it I get a "Required gstreamer
> plugin 'nice' not found" error.
> >
> > I've manually built gstreamer v1.19.1, base plugins and the good
> /bad/ugly plugins, as well as manually built and installed libnice as
> instructed here https://github.com/libnice/libnice but still get this
> plug-in error.
> >
> > I'm using Ubuntu 18.04.3 LTS for this.
> >
> > Any advice would be appreciated.
>
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