[DEV] Synchronize disk before new I-Frame in MPEG to smooth data amount to sync
[DEV] Synchronize disk before new I-Frame in MPEG to smooth data amount to sync

Change-Id: I6c553043c36a4633d82b713cf87b67e4b3cd4a0c
Reviewed-on: https://gerrit.parrot.biz/23079
Reviewed-by: Florian Leprince <c4848a93372323e422e9447b063f75340c7774cc@parrot.com>
Reviewed-by: Sylvain Fanjaud <0714ffd88cb2af8a6e2a28d286088281ff900a17@parrot.com>
Reviewed-by: Nicolas Brulez <c7b4d7ddc34318e865922d5ddc9ce680dfb1b14c@parrot.com>

Parrot-Developers/libARMedia,Parrot-Developers/libARMedia,Parrot-Developers/libARMedia