Fix a bug in SurfaceTexture::setBufferCount.
We need to reset mCurrentTexture and mLastQueued in setBufferCount
because it frees all of the buffers associated with the buffer slots.
Change-Id: Ie2f834ec1c07ce7a4ab9b2b5fc5fe8c294010c60
diff --git a/include/gui/SurfaceTexture.h b/include/gui/SurfaceTexture.h
index ff92e08..cbc15d8 100644
--- a/include/gui/SurfaceTexture.h
+++ b/include/gui/SurfaceTexture.h
@@ -113,8 +113,11 @@
int mBufferCount;
// mCurrentTexture is the buffer slot index of the buffer that is currently
- // bound to the OpenGL texture. A value of INVALID_BUFFER_SLOT, indicating
- // that no buffer is currently bound to the texture.
+ // bound to the OpenGL texture. It is initialized to INVALID_BUFFER_SLOT,
+ // indicating that no buffer slot is currently bound to the texture. Note,
+ // however, that a value of INVALID_BUFFER_SLOT does not necessarily mean
+ // that no buffer is bound to the texture. A call to setBufferCount will
+ // reset mCurrentTexture to INVALID_BUFFER_SLOT.
int mCurrentTexture;
// mLastQueued is the buffer slot index of the most recently enqueued buffer.