tracker/aruco: add inactive experimental unsharp masking code

It's slow and untested beyond my replaying users' camera feed videos.

1 files changed, 18 insertions, 0 deletions

diff --git a/tracker-aruco/ftnoir_tracker_aruco.cpp b/tracker-aruco/ftnoir_tracker_aruco.cpp
index 53907808..ec778624 100644
--- a/tracker-aruco/ftnoir_tracker_aruco.cpp
+++ b/tracker-aruco/ftnoir_tracker_aruco.cpp
@@ -15,6 +15,10 @@
 #include <opencv2/imgproc.hpp>
 #include <opencv2/calib3d.hpp>
 
+#ifdef DEBUG_UNSHARP_MASKING
+#   include <opencv2/highgui.hpp>
+#endif
+
 #include <QMutexLocker>
 #include <QDebug>
 
@@ -34,6 +38,10 @@ constexpr const double aruco_tracker::RC;
 constexpr const float aruco_tracker::size_min;
 constexpr const float aruco_tracker::size_max;
 
+#ifdef DEBUG_UNSHARP_MASKING
+constexpr double aruco_tracker::gauss_kernel_size;
+#endif
+
 aruco_tracker::aruco_tracker() :
     pose{0,0,0, 0,0,0},
     fps(0),
@@ -371,6 +379,16 @@ void aruco_tracker::run()
 
         cv::cvtColor(color, grayscale, cv::COLOR_RGB2GRAY);
 
+#ifdef DEBUG_UNSHARP_MASKING
+        {
+            static constexpr double strength = double(DEBUG_UNSHARP_MASKING);
+            cv::GaussianBlur(grayscale, blurred, cv::Size(0, 0), gauss_kernel_size);
+            cv::addWeighted(grayscale, 1 + strength, blurred, -strength, 0, grayscale);
+            cv::imshow("capture", grayscale);
+            cv::waitKey(1);
+        }
+#endif
+
         color.copyTo(frame);
 
         set_intrinsics();