exynos_omx: multi_thread: Fix bug for video encode tests.

If the output buffer that has been entered is invalid,
OMX component may experience problems in Flush operation.
This patch performs the following actions.
If invalid output buffer has been entered in the codec setup process, OMX Component will return an error.

Bug: 17785600
Bug: 17811083
Change-Id: Ida0939fae2b7102ab87d5242c8c71e732aba10a2
Signed-off-by: SeungBeom Kim <sbcrux.kim@samsung.com>
2 files changed