exynos_omx: multi_thread: Add compensate the defect of dynamic resolution change.

If seek position immediately after Dynamic resolution change, error occurs.
Also, the case of if send port_disable command immediately after flush, error occurs.

Bug: 11006942
Change-Id: I9db181542b84778df5609c1f4ce9bec297fe7dd1
Signed-off-by: SeungBeom Kim <sbcrux.kim@samsung.com>
1 file changed