libmix: quality issue fix from Tao - set correct level

BZ: 13940

fix the quality issue found in WiDi, no impact to normal video recording
Signed-off-by: Weian Chen <weian.chen@intel.com>

Change-Id: Ic9db19878e7c65407c4ecf3686f4ea4aa68a6719
Signed-off-by: Weian Chen <weian.chen@intel.com>
Reviewed-on: http://android.intel.com:8080/23532
Reviewed-by: Veeramani, Karthik <karthik.veeramani@intel.com>
Reviewed-by: Tao, Tao Q <tao.q.tao@intel.com>
Tested-by: Sun, Hang L <hang.l.sun@intel.com>
Reviewed-by: buildbot <buildbot@intel.com>
Tested-by: buildbot <buildbot@intel.com>
1 file changed