[st-ericsson] v4l2 vs omx for camera

[Edward Hervey]

On Thu, 2011-02-24 at 21:19 +0100, Edward Hervey wrote:
> 
>   Will GStreamer be as cpu/memory efficient as a pure OMX solution ?
> No,
> I seriously doubt we'll break down all the fundamental notions in
> GStreamer to make it use 0 cpu when running some processing. 

  I blame late night mails...

  I meant "Will GStreamer be capable of zero-cpu usage like OMX is
capable in some situation". The answer still stands.

  But regarding memory usage, GStreamer can do zero-memcpy provided the
underlying layers have a mechanism it can use.

   Edward