vdec: Set correct output buffer size: dynamic meta mode

When frameworks queries for output buffer size on
decoder via OMX_IndexParamPortDefinition, expectation
is to return metadata buffer size instead of YUV
buffer size in dynamic metadata mode.

Test: CtsMediaTestCases & CtsVideoTestCases pass
Bug: 147104052
Change-Id: Ica54841cbc81b29c4b3bfa0b58f94a0f82de300b
1 file changed