Gstreamer VAAPI plugins don't run on Nvidia GTX 1080

[Nicolas Dufresne]

Le lundi 03 décembre 2018 à 13:07 -0600, skyline220 a écrit :
> skyline220 via lists.freedesktop.org 
> 	
> 1:57 PM (9 minutes ago)
> 	
> to gstreamer-devel
> Be careful with this message
> 
> This may be a spoofed message. The message claims to have been sent from
> your account, but Gmail couldn’t verify the actual source. Avoid clicking
> links or replying with sensitive information, unless you are sure you
> actually sent this message. (No need to reset your password, the real sender
> does not actually have access to your account!)
> Hi All,
> 
> I have installed vdpau with the hopes of enabling the G-streamer VAAPI based
> plugins on my graphics card. When I type in vainfo in the terminal I get:
> 
> vainfo
> 
> libva info: VA-API version 0.39.0
> libva info: va_getDriverName() returns 0
> libva info: Trying to open /usr/lib/x86_64-linux-gnu/dri/nvidia_drv_video.so
> libva info: Found init function __vaDriverInit_0_39
> libva info: va_openDriver() returns 0
> vainfo: VA-API version: 0.39 (libva 1.7.0)
> vainfo: Driver version: Splitted-Desktop Systems VDPAU backend for VA-API -
> 0.7.4
> vainfo: Supported profile and entrypoints
>       VAProfileMPEG2Simple            : VAEntrypointVLD
>       VAProfileMPEG2Main              : VAEntrypointVLD
>       VAProfileMPEG4Simple            : VAEntrypointVLD
>       VAProfileMPEG4AdvancedSimple    : VAEntrypointVLD
>       VAProfileH264Baseline           : VAEntrypointVLD
>       VAProfileH264Main               : VAEntrypointVLD
>       VAProfileH264High               : VAEntrypointVLD
>       VAProfileVC1Simple              : VAEntrypointVLD
>       VAProfileVC1Main                : VAEntrypointVLD
>       VAProfileVC1Advanced            : VAEntrypointVLD
> 
> I then installed gstreamer1.0-vaapi plugins however when I go to run a
> pipeline with a vaapi plugin, for example:
> 
> gst-launch-1.0 v4l2src device=/dev/video0 do-timestamp=true !
> video/x-raw,format=I420,width=1920,height=1080,framerate=60/1 ! vaapijpegenc
> ! rtpjpegpay ! multiudpsink clients=192.168.0.15
> 
> I get:
> 
> Setting pipeline to PAUSED ...
> libva info: VA-API version 0.39.0
> libva info: va_getDriverName() returns 0
> libva info: Trying to open /usr/lib/x86_64-linux-gnu/dri/nvidia_drv_video.so
> libva info: Found init function __vaDriverInit_0_39
> libva info: va_openDriver() returns 0
> Pipeline is live and does not need PREROLL ...
> Got context from element 'vaapiencodejpeg0': gst.vaapi.Display=context,
> gst.vaapi.Display=(GstVaapiDisplay)NULL;
> Setting pipeline to PLAYING ...
> New clock: GstSystemClock
> ERROR: from element /GstPipeline:pipeline0/GstV4l2Src:v4l2src0: Internal
> data flow error.
> Additional debug info:
> gstbasesrc.c(2948): gst_base_src_loop ():
> /GstPipeline:pipeline0/GstV4l2Src:v4l2src0:
> streaming task paused, reason not-negotiated (-4)

This indicated that v4l2src and vaapijpegenc are not "compatible". You
may need vaapipostproc and/or videoconvert in between. On NVIDIA
though, it is recommended to use the new interface NVENC/NVDEC.

> Execution ended after 0:00:00.478047083
> Setting pipeline to PAUSED ...
> Setting pipeline to READY ...
> Setting pipeline to NULL ...
> Freeing pipeline ...
> 
> When I run this same pipeline with jpegenc the software encoder instead of
> vaapijpegenc it runs fine. How can I fix this? I would like to be able to
> use the G-Streamer VAAPI plugins.
> 
> 
> 
> --
> Sent from: http://gstreamer-devel.966125.n4.nabble.com/
> _______________________________________________
> gstreamer-devel mailing list
> gstreamer-devel at lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/gstreamer-devel
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 195 bytes
Desc: This is a digitally signed message part
URL: <https://lists.freedesktop.org/archives/gstreamer-devel/attachments/20181203/8f15bf36/attachment.sig>