How can I install WebRTCSink on Ubuntu 22.04

[Mathieu Duponchelle]

These pipelines are simply incorrect, why don't you just read the
documentation that is provided?

https://gstreamer.freedesktop.org/documentation/rswebrtc/index.html?gi-language=c#usage


On Tue, 2023-07-04 at 13:37 +0100, GST Developer via gstreamer-devel
wrote:
> Many Thanks Matthieu !!!
> 
> Using ubuntu 22,04LTS, it takes a few quirks, such as not installing
> meson with apt (since that gets 0.61.2 which causes an error later),
> instead using 
> pip3 install --user meson==0.62.0
> and later maybe editing a few files to stop hard coded links to
> /usr/bin/meson from failing ‘;
> Perhaps a few other tweaks, sorry I have done so many i dont have a
> list
> Then finally adding the path using export GST_PLUGIN_PATH
> 
> Finally, webrtcsink is available in gst-inspect-1.0 !!
> 
> However, I try an example found online: 
> gst-launch-1.0 videotestsrc ! video/x-
> raw,width=1024,height=768,framerate=30/1 ! timeoverlay ! x264enc !
> rtph264pay config-interval=1 pt=96 ! webrtcsink
> and I get an error:
> WARNING: erroneous pipeline: could not link rtph264pay0 to
> rswebrtcsink0
> 
> realistically I guess really I want something more like this example
> I found which seems to have some addressing info : 
> gst-launch-1.0 -v videotestsrc ! video/x-raw,width=640,height=480 !
> x264enc ! rtph264pay ! application/x-rtp,media=video,encoding-
> name=H264,payload=96 ! rswebrtcsink uri=ws://localhost:8080/stream
> but this uses something called “rswebrtcsink”….which doesnt exist...
> 
> Ultimately what I would like is to run a gstreamer pipeline which
> ends in a webrtcsink, so I can connect a browser directly,  ideally
> with the webrtcsink providing the encoding, the signalling,
> everything needed to get the picture into the browser.   Perhaps I
> misunderstand the capabilities, but the various data I can find
> suggests this is possible.
> 
> Could you advise a simple syntax to send a test audio and video
> stream to a browser using webrtcsink ?
> 
> Many, many thanks for your help.
> 
> 
> 
> > On 4 Jul 2023, at 11:50, Mathieu Duponchelle
> > <mathieu at centricular.com> wrote:
> > 
> > Compiling the webrtc crate after compiling gstreamer from source
> > and
> > entering the uninstalled environment should work, if you encounter
> > issues please file them on gitlab with steps to reproduce.
> > 
> > As for installing GStreamer with webrtcsink included, I don't know
> > if
> > distributions actually package gst-plugins-rs to be honest :)
> > 
> > On Mon, 2023-07-03 at 18:25 +0100, GST Developer via gstreamer-
> > devel
> > wrote:
> > > Hi Folks.
> > > 
> > > I am attempting to use WebRTCSink on Ubuntu 22.04 LTS, but
> > > despite 2
> > > days trial and error I have yet to find any way to install it.
> > > 
> > > I have tried following guidance for installation of all the plug
> > > in
> > > groups via apt install, and also compiling gstreamer from source,
> > > but
> > > whilst I can use webrtcbin, none of my attempts have yet found
> > > webrtcsink to be available.
> > > 
> > > I also went down the root of trying to compile
> > > from 
> > > https://gitlab.freedesktop.org/gstreamer/gst-plugins-rs/-/tree/m
> > > ain/net/webrtc
> > > but this tends to get hung up on now having the correct version
> > > of
> > > various gstreamer or other components.
> > > 
> > > Is there a simple way to install GStreamer with WebRTCSink
> > > included ?
> > > 
> > > Many thanks for any clues !
>