diff --git a/openbr/plugins/opticalflow.cpp b/openbr/plugins/opticalflow.cpp
new file mode 100644
index 0000000..99ed6e1
--- /dev/null
+++ b/openbr/plugins/opticalflow.cpp
@@ -0,0 +1,27 @@
+#include <opencv2/video/tracking.hpp>
+#include "openbr_internal.h"
+
+using namespace cv;
+
+namespace br
+{
+
+class OpticalFlowTransform : public UntrainableTransform
+{
+	Q_OBJECT
+	Q_PROPERTY(QDouble pyr_scale READ get_pyr_scale WRITE set_pyr_scale RESET reset_pyr_scale STORE false)
+	BR_PROPERTY(double, pyr_scale, 0.5)
+	Q_PROPERTY(QString pyr_scale READ get_pyr_scale WRITE set_pyr_scale RESET reset_pyr_scale STORE false)
+	BR_PROPERTY(double, pyr_scale, 0.5)
+
+	void project(const Template &src, Template &dst) const
+	{
+		// get the two images
+		// these were the best parameters on KTH
+		calcOpticalFlowFarneback(prevImg, nextImg, dst, 0.1, 1, 5, 10, 7, 1.1, 0);
+	}
+}
+
+} // namespace br
+
+#include