how to handle plugin error on different kernel/docker host

[Reinis]

How did you install those plugins?

Check that all dependencies for `libgstndi.so` are in place (`ld 
/usr/local/lib64/gstreamer-1.0/libgstndi.so`)

On 9/5/21 8:52 PM, Marc via gstreamer-devel wrote:
> I have centos8 docker image that builds gstreamer,base,good,bad from source plus the gstreamer-ndi plugin. Strange thing is, that if I run the docker image on a centos7 host with a 3.10 kernel gst-inspect is fine:
>
> [/]# gst-inspect-1.0 /usr/local/lib64/gstreamer-1.0/libgstndi.so
> Plugin Details:
>    Name                     ndi
>    Description              NewTek NDI Plugin
>    Filename                 /usr/local/lib64/gstreamer-1.0/libgstndi.so
>    Version                  1.0.0-160571e
>    License                  LGPL
>    Source module            gst-plugin-ndi
>    Source release date      2021-08-17
>    Binary package           gst-plugin-ndi
>    Origin URL               https://github.com/teltek/gst-plugin-ndi
>
>    ndisink: NDI Sink
>    ndisinkcombiner: NDI Sink Combiner
>    ndiaudiosrc: NewTek NDI Audio Source
>    ndivideosrc: NewTek NDI Video Source
>    ndideviceprovider: NewTek NDI Device Provider
>
>    5 features:
>    +-- 4 elements
>    +-- 1 device providers
>
> But when I move the centos8 docker image to a centos8 host, and execute the same I am getting this error
>
> []# ldconfig
> []# gst-inspect-1.0 /usr/local/lib64/gstreamer-1.0/libgstndi.so
> 0:00:00.033940037  1886      0x21fa960 ERROR     GST_PLUGIN_LOADING src/lib.rs:71:gstndi::plugin_desc: Failed to register plugin: Cannot initialize NDI
> Could not load plugin file: File "/usr/local/lib64/gstreamer-1.0/libgstndi.so" appears to be a GStreamer plugin, but it failed to initialize
>
> How should I debug this?
>
> Rebuilding a new image on the centos8 host does not resolve this.
> starting the container with --cap-add SYS_ADMIN does not resolve this.
>
>