From 7f2ebb977c7eb271f8a25636e7d03fc81f66ee9f Mon Sep 17 00:00:00 2001
From: Scott Klum <scott.klum@gmail.com>
Date: Mon, 16 Feb 2015 10:58:07 -0500
Subject: [PATCH] Added Canny transform

---
 openbr/plugins/edge.cpp | 35 +++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+), 0 deletions(-)
 create mode 100644 openbr/plugins/edge.cpp

diff --git a/openbr/plugins/edge.cpp b/openbr/plugins/edge.cpp
new file mode 100644
index 0000000..a17e5f5
--- /dev/null
+++ b/openbr/plugins/edge.cpp
@@ -0,0 +1,35 @@
+#include "openbr_internal.h"
+
+#include "opencv2/imgproc/imgproc.hpp"
+
+using namespace cv;
+
+namespace br
+{
+
+/*!
+ * \ingroup transforms
+ * \brief Warpper to OpenCV Canny edge detector
+ * \author Scott Klum \cite sklum
+ */
+class CannyTransform : public UntrainableTransform
+{
+    Q_OBJECT
+    Q_PROPERTY(double threshold READ get_threshold WRITE set_threshold RESET reset_threshold STORED false)
+    Q_PROPERTY(double aperatureSize READ get_aperatureSize WRITE set_aperatureSize RESET reset_aperatureSize STORED false)
+    Q_PROPERTY(bool L2Gradient READ get_L2Gradient WRITE set_L2Gradient RESET reset_L2Gradient STORED false)
+    BR_PROPERTY(double, threshold, 5)
+    BR_PROPERTY(double, aperatureSize, 3)
+    BR_PROPERTY(bool, L2Gradient, false)
+
+    void project(const Template &src, Template &dst) const
+    {
+        Canny(src,dst, threshold, 3*threshold, aperatureSize, L2Gradient);
+    }
+};
+
+BR_REGISTER(Transform, CannyTransform)
+
+} // namespace br
+
+#include "edge.moc"
--
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