[yocto] Graphics Acceleration on crownbay - 1.2M3 + meta-intel tip

Autif Khan autif.mlist at gmail.com
Wed Mar 21 14:28:49 PDT 2012


>> >> Minor correction to the subject - I am using 1.2M3, not 1.2M2
>> >>
>> >> On Wed, Mar 21, 2012 at 4:14 PM, Autif Khan <autif.mlist at gmail.com> wrote:
>> >> > I am trying to get hardware accelerated graphics (video in particular)
>> >> > to work on my crownbay based hardware. I have EMGD 1.10 driver
>> >> > integrated and working. The evidence for this is that when I use
>> >> > glxgears (form mesa-demos) I get 115 fps instead of 4-5 fps.
>> >> >
>> >> > This is good, however, when I go over to the web2 browser (enabled by
>> >> > defining WEB = "web-webkit" for recipe task-core-apps-x11-pimlico) - I
>> >> > do not get graphics acceleration for javascript graphics. I also do
>> >> > not get graphics acceleration when I watch an MP4 movie. I get 2-3 fps
>> >> > instead of the standard 25 or 29 fps.
>> >> >
>> >> > This was not the case when Yocto used EMGD 1.8 driver - video worked
>> >> > fine - I am not sure about accelerated javascript based graphics in
>> >> > browser as I was not as far ahead in the project.
>> >> >
>> >> > Is this a known issue?
>> >> >
>> >
>> > When I tested video using gst-launch, I saw the same thing, which was
>> > due to a missing libva-tpi.  The latest commit in meta-intel added that
>> > and fixed the problem for me.
>> >
>> > commit 162f3d1d3c538d7582a5e81205a9cdab74125b2b
>> > Author: Tom Zanussi <tom.zanussi at intel.com>
>> > Date:   Mon Mar 12 19:57:29 2012 -0500
>> >
>> >    ia32-base: add libva display dependencies to emgd xserver
>> >
>>
>> I did a build today with tip - I have confirmed that I have this in the source.
>>
>> What files should have been added to the root filesystem image as a
>> reult of adding libva-tpi, libva-glx and libva-egl?
>>
>
> You should see those shared libraries in /usr/lib

I think that I do:

root at crownbay:/usr/lib# ls -l *libva*
lrwxrwxrwx    1 root     root            19 Mar 21 17:38
libva-egl.so.1 -> libva-egl.so.1.0.12
-rwxr-xr-x    1 root     root          3040 Mar 21 17:07 libva-egl.so.1.0.12
lrwxrwxrwx    1 root     root            19 Mar 21 17:38
libva-glx.so.1 -> libva-glx.so.1.0.12
-rwxr-xr-x    1 root     root         14868 Mar 21 17:07 libva-glx.so.1.0.12
lrwxrwxrwx    1 root     root            19 Mar 21 17:38
libva-tpi.so.1 -> libva-tpi.so.1.0.12
-rwxr-xr-x    1 root     root          3856 Mar 21 17:07 libva-tpi.so.1.0.12
lrwxrwxrwx    1 root     root            19 Mar 21 17:38
libva-x11.so.1 -> libva-x11.so.1.0.12
-rwxr-xr-x    1 root     root         28476 Mar 21 17:07 libva-x11.so.1.0.12
lrwxrwxrwx    1 root     root            15 Mar 21 17:38 libva.so.1 ->
libva.so.1.0.12
-rwxr-xr-x    1 root     root         68816 Mar 21 17:07 libva.so.1.0.12

The older image did not have egl, glx and tpi

However, when I execute gst-launch -v playbin2 uri=file:///media/hdd/BBB.ogv

I get a lot of "There may be a timestamping problem, or this computer
is too slow." warnings.

Attached are the logs created by the above command.

Is there something else that needs to be done?
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