BufferQueue: add a setMaxAcquiredBufferCount check
This change adds a check to verify the validity of the value passed to
setMaxAcquiredBufferCount.
Change-Id: I39730557aa58261e678bd6e4fce11bab78e98362
diff --git a/include/gui/BufferQueue.h b/include/gui/BufferQueue.h
index 0a95bb3..3481c6f 100644
--- a/include/gui/BufferQueue.h
+++ b/include/gui/BufferQueue.h
@@ -41,6 +41,10 @@
enum { INVALID_BUFFER_SLOT = -1 };
enum { STALE_BUFFER_SLOT = 1, NO_BUFFER_AVAILABLE };
+ // When in async mode we reserve two slots in order to guarantee that the
+ // producer and consumer can run asynchronously.
+ enum { MAX_MAX_ACQUIRED_BUFFERS = NUM_BUFFER_SLOTS - 2 };
+
// ConsumerListener is the interface through which the BufferQueue notifies
// the consumer of events that the consumer may wish to react to. Because
// the consumer will generally have a mutex that is locked during calls from