include opencv in ftnoir shm transceiver

Signed-off-by: Stanislaw Halik <sthalik@misaki.pl>
fix int size issue

Signed-off-by: Stanislaw Halik <sthalik@misaki.pl>
fix int size issue

Signed-off-by: Stanislaw Halik <sthalik@misaki.pl>
don't greenspun cv::Mat, use it in api

Signed-off-by: Stanislaw Halik <sthalik@misaki.pl>