Gstreamer VAAPI plugins don't run on Nvidia GTX 1080

Nicolas Dufresne nicolas at ndufresne.ca
Mon Dec 3 23:54:49 UTC 2018 

Le lun. 3 déc. 2018 17 h 12, Nihit Mody <blinkrules0182 at gmail.com> a écrit :

> 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?
>

Well, now that I notice, vaapi does not show up any jpeg support either.
You must be running an older GStreamer since in recent version we only
create the element if we detect support.


> 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
>> > 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/
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