Gstreamer Vaapi and OpenCL

Víctor M. Jáquez L. vjaquez at
Wed Oct 7 03:08:52 PDT 2015


On 10/04/15 at 02:20am, puneet wrote:
> I have been using Vaapi drivers to do hardware encoding and decoding of
> video on Ubuntu running on Intel x86.  However, I find that if I use OpenCL
> (via OpenCV), the entire system hangs or I get a userptr free error from
> i965  My question is whether OpenCL and Vaapi can coexist.  Is
> there are a way to make them work together?

I haven't tried OpenCL by myself, but I can recommend you to ask this question
in libva's mailing list:

libva at


More information about the gstreamer-devel mailing list