Hi, On Tue, Apr 21, 2020 at 11:45:34AM +0200, Gianluca Cecchi wrote: > On Tue, Apr 21, 2020 at 11:10 AM Victor Toso <[email protected]> wrote: > > [snip] > > > For mjpeg encoding, you don't need to change anything. For > > x264/vp8 with GStreamer, spice must be built with GStreamer > > option enabled. You can check if that's the case for your spice > > server library by running ldd in the .so file, e.g: > > > > spice (master 717ed19a) $ ldd ~/dev/lib64/libspice-server.so | grep -i gst > > libgstreamer-1.0.so.0 => /lib64/libgstreamer-1.0.so.0 > > (0x00007f393b57d000) > > libgstapp-1.0.so.0 => /lib64/libgstapp-1.0.so.0 (0x00007f393b568000) > > libgstbase-1.0.so.0 => /lib64/libgstbase-1.0.so.0 (0x00007f393b0df000) > > > > > Just for reference, > - on latest 4.3.9 ovirt node ng > [root@ovirt ~]# ldd /usr/lib64/libspice-server.so.1.12.4 | grep -i gst > [root@ovirt ~]# > > - on latest 4.4 beta4 ovirt node ng > [root@novirt2 ~]# ldd /usr/lib64/libspice-server.so.1.13.0 | grep -i gst > libgstapp-1.0.so.0 => /lib64/libgstapp-1.0.so.0 (0x00007f8b7845f000) > libgstvideo-1.0.so.0 => /lib64/libgstvideo-1.0.so.0 (0x00007f8b781c3000) > libgstbase-1.0.so.0 => /lib64/libgstbase-1.0.so.0 (0x00007f8b77f4c000) > libgstreamer-1.0.so.0 => /lib64/libgstreamer-1.0.so.0 (0x00007f8b77c0c000) > [root@novirt2 ~]#
Cool,
> Plus, you need the plugins for encoding in your host.
> >
> In term of? Packages? How to check?
>
> Gianluca
In terms of packages, that can vary a bit due license/patent
code but as quick check, spice's autotools does checks the
following:
https://gitlab.freedesktop.org/spice/spice/-/blob/master/configure.ac#L93
x264enc element is in gst-plugins-ugly while vp8enc and vp9enc in
gst-plugins-good. You can check if you have each of those in the
path by running gst-inspect-1.0, eg:
$ gst-inspect-1.0 vp8enc | head
Factory Details:
Rank primary (256)
Long-name On2 VP8 Encoder
Klass Codec/Encoder/Video
Description Encode VP8 video streams
Author David Schleef <[email protected]>, Sebastian
Dröge <[email protected]>
Plugin Details:
Name vpx
Description VP8 plugin
Cheers,
Victor
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