[Mesa-dev] [PATCH 01/12] vl: add parameters for VAAPI encode

Christian König deathsimple at vodafone.de
Fri Jul 1 16:11:53 UTC 2016

Am 01.07.2016 um 18:02 schrieb Andy Furniss:
> Christian König wrote:
>> Am 01.07.2016 um 16:42 schrieb Andy Furniss:
>>> Boyuan Zhang wrote:
>>>> Signed-off-by: Boyuan Zhang <boyuan.zhang at amd.com>
>>> Is this supposed to be the same functionally as the first version?
>>> I notice on Tonga that I previously got cabac, but don't now.
>>> I see the new options are now in radeon_vce_52.c whereas before
>>> radeon_vce_40_2_2.c was changed - is this why?
>> We wanted to keep the code for the old firmware versions as it is,
>> because we otherwise would need to test them again.
>> Because of this we moved all modifications into radeon_vce_52.c.
> Oh OK, I guess it's early days but cabac was one thing that seemed OK.
> There are many issued on Tonga using vaapi - but then I suppose
> gstreamer and ffmpeg are not really set up for it yet.
> eg. worse first = gpu vm fault/lock with gstreamer but not ffmpeg.
> to provoke do
> gst-launch-1.0 videotestsrc ! video/x-raw, format=NV12, width=1920, 
> height=1080, framerate=60/1 ! vaapih264enc | fakesink
> then flip away/back to another desktop soon will lock.
> Maybe I am too early eg. other patches needed? or does what you say
> above mean that vaapienc shouldn't even be enabled for older chips?

Tonga should be perfectly supported, you just need recent enough firmware.

What does "dmesg | grep 'Found VCE firmware Version'" give you?


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