Gstreamer VAAPI plugins don't run on Nvidia GTX 1080

Nihit Mody blinkrules0182 at gmail.com
Mon Dec 3 22:00:29 UTC 2018


Hi Nicolas,

Thank you for the response. I tried putting vaapipostproc in between and
got:

gst-launch-1.0 v4l2src device=/dev/video0 do-timestamp=true !
video/x-raw,format=I420,width=1920,height=1080,framerate=60/1 !
vaapipostproc ! vaapijpegenc ! rtpjpegpay ! multiudpsink
clients=192.168.0.15

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
Setting pipeline to PAUSED ...
ERROR: Pipeline doesn't want to pause.
Got context from element 'vaapipostproc0': gst.vaapi.Display=context,
gst.vaapi.Display=(GstVaapiDisplay)NULL;
Setting pipeline to NULL ...
Freeing pipeline ...

Then I tried videoconvert:

gst-launch-1.0 v4l2src device=/dev/video0 do-timestamp=true !
video/x-raw,format=I420,width=1920,height=1080,framerate=60/1 !
videoconvert ! vaapijpegenc ! rtpjpegpay ! multiudpsink clients=192.168.0.15

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)
Execution ended after 0:00:00.448719003
Setting pipeline to PAUSED ...
Setting pipeline to READY ...
Setting pipeline to NULL ...
Freeing pipeline ...

For NVENC I am not seeing a JPEG encode or decode, is JPEG encode or decode
supported? Also do you think there is something else to try for vaapi based
on these errors?

Thanks

On Mon, Dec 3, 2018 at 3:59 PM Nicolas Dufresne <nicolas at ndufresne.ca>
wrote:

> 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
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> > 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/
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