vaapih264enc fail on simple pipeline

[Sreerenj Balachandran]

On Fri, Aug 19, 2016 at 4:58 PM, LC <lienes.cirules at gmail.com> wrote:

> Hi.
>
> Is there anyone having problem with this simple pipeline ?
> gst-launch-1.0 -ev videotestsrc num-buffers=60 ! vaapih264enc ! mp4mux !
> filesink location=test.mp4 obtained from
> https://gstreamer.freedesktop.org/data/doc/gstreamer/head/
> gstreamer-vaapi-plugins/html/gstreamer-vaapi-plugins-vaapih264enc.html.
>
> Only vaapih264enc does not work for me.
>
> 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 PREROLLING ...
> Got context from element 'vaapiencodeh264-0': gst.vaapi.Display=context,
> gst.vaapi.Display=(GstVaapiDisplay)NULL;
> /GstPipeline:pipeline0/GstVideoTestSrc:videotestsrc0.GstPad:src: caps =
> "video/x-raw\,\ width\=\(int\)320\,\ height\=\(int\)240\,\
> framerate\=\(fraction\)30/1\,\ format\=\(string\)I420\,\
> interlace-mode\=\(string\)progressive\,\
> pixel-aspect-ratio\=\(fraction\)1/1"
> ERROR: from element /GstPipeline:pipeline0/GstVideoTestSrc:videotestsrc0:
> Internal data flow error.
> Additional debug info:
> gstbasesrc.c(2948): gst_base_src_loop ():
> /GstPipeline:pipeline0/GstVideoTestSrc:videotestsrc0:
> streaming task paused, reason not-negotiated (-4)
> ERROR: pipeline doesn't want to preroll.
> Setting pipeline to NULL ...
> /GstPipeline:pipeline0/GstMP4Mux:mp4mux0.GstPad:src: caps =
> "video/quicktime\,\ variant\=\(string\)iso"
> /GstPipeline:pipeline0/GstMP4Mux:mp4mux0.GstPad:src: caps = "NULL"
> /GstPipeline:pipeline0/GstVideoTestSrc:videotestsrc0.GstPad:src: caps =
> "NULL"
>
> 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
>
> And i use: NVIDIA Corporation GM107 [GeForce GTX 750 Ti].
>
>
Because your driver doesn't have h264 encode support.
If there is encoding support vainfo should show
" VAProfileH264Main               : VAEntrypointEncSlice"

VAEntryPointVLD  is for decoding.



>
> Thanks!
>
>
>
>
> --
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-- 
Regards,

Sreerenj Balachandran
Intel Open Source Technology Center
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