qcam: Move static timestamp to MainWindow

The 'last' buffer timestamp is stored as a static. Rename the variable
to a more descritive 'lastBufferTime' and move it to the class instance.

Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/src/qcam/main_window.h b/src/qcam/main_window.h
index fe565cbc..345bdaae 100644
--- a/src/qcam/main_window.h
+++ b/src/qcam/main_window.h
@@ -48,6 +48,8 @@ private:
 	bool isCapturing_;
 	std::unique_ptr<CameraConfiguration> config_;
 
+	uint64_t lastBufferTime_;
+
 	ViewFinder *viewfinder_;
 };