Help with gstreamer-vaapi + rockchip vpu vaapi driver

[Víctor Jáquez]

Ezequiel,

As v4l2 driver is not in the whitelist of VA driver backends you should disable
the backend test, setting the environment variable

$ export GST_VAAPI_ALL_DRIVERS=1

For more info you can glance this post:

https://blogs.igalia.com/vjaquez/2018/03/28/gstreamer-va-api-troubleshooting/

vmjl


On Wed, 15 Aug 2018 at 19:58, Ezequiel Garcia wrote:
> Hi guys,
> 
> I'm trying to get gstreamer-vaapi to work with the VPU codec driver
> I'm working (for Rockchip platforms).
> However, despite having a seemingly working vaapi driver:
> 
> # vainfo
> error: can't connect to X server!
> libva info: VA-API version 1.2.0
> libva info: va_getDriverName() returns -1
> libva info: User requested driver 'v4l2_request'
> libva info: Trying to open /usr/lib/va/v4l2_request_drv_video.so
> libva info: Found init function __vaDriverInit_1_2
> libva info: va_openDriver() returns 0
> vainfo: VA-API version: 1.2 (libva 2.2.0)
> vainfo: Driver version: v4l2-request
> vainfo: Supported profile and entrypoints
> 
> v4l2-request: Unable to set MG2S format for type 10: Invalid argument
>       VAProfileH264Main               :    VAEntrypointVLD
>       VAProfileH264High               :    VAEntrypointVLD
>       VAProfileH264ConstrainedBaseline:    VAEntrypointVLD
>       VAProfileH264MultiviewHigh      :    VAEntrypointVLD
>       VAProfileH264StereoHigh         :    VAEntrypointVLD
> 
> Gstreamer-vaapi don't output any elements:
> 
> # LIBVA_DRIVER_NAME=v4l2_request gst-inspect-1.0 vaapi
> Plugin Details:
>   Name                     vaapi
>   Description              VA-API based elements
>   Filename                 /usr/lib/gstreamer-1.0/libgstvaapi.so
>   Version                  1.14.2
>   License                  LGPL
>   Source module            gstreamer-vaapi
>   Source release date      2018-07-20
>   Binary package           gstreamer-vaapi
>   Origin URL
> http://bugzilla.gnome.org/enter_bug.cgi?product=GStreamer
> 
> 
>   0 features:
> 
> Any hints on how I can debug this?
> 
> Thanks!