Handle Unsupported Dimensions in Test App

Exit if the decoder was initialised with dimensions smaller than the stream
dimensions.

Bug: 37452661
Bug: 74078669
Test: ran POC from bug before/after
Change-Id: I43c457b5f47037f1caa73c9f1684e5cc5cffa44e
(cherry picked from commit 9ca98f48f3ff293224d5f95a216e6cac8503de52)
(cherry picked from commit 41295d2439e3ec8dfdec20fd835079b4cddfc5aa)
1 file changed