Prevent setStartTimeUs from integer overflow

Test: make cts -j123 && cts-tradefed run cts-dev -m \
CtsMediaTestCases --compatibility:module-arg \
CtsMediaTestCases:include-annotation:\
android.platform.test.annotations.RequiresDevice

Bug: 64227921
Change-Id: I06f59ddf3ce12b46c046eb4de852ee4e11545d9f

parent ef9fc779

media/libstagefright/omx/GraphicBufferSource.cpp

+2 −1

Original line number	Diff line number	Diff line
		@@ -1199,7 +1199,8 @@ status_t GraphicBufferSource::setStartTimeUs(int64_t skipFramesBeforeUs) {
		Mutex::Autolock autoLock(mMutex);

		mSkipFramesBeforeNs =
		(skipFramesBeforeUs > 0) ? (skipFramesBeforeUs * 1000) : -1ll;
		(skipFramesBeforeUs > 0 && skipFramesBeforeUs <= INT64_MAX / 1000) ?
		(skipFramesBeforeUs * 1000) : -1ll;

		return OK;
		}