Add a new fourcc, which will be used by the mmal decoder and vout plugins for
passing around opaque picture pointers to realize a zerocopy pipeline on mmal
enabled platforms.
Signed-off-by: Julian Scheel <julian@jusst.de>
Signed-off-by: Dennis Hamester <dennis.hamester@gmail.com>
Signed-off-by: Jean-Baptiste Kempf <jb@videolan.org>