tracker/pt: resize the camera feed, not the preview

This makes the point size text and point crosses not alias due to the
resize.

Due to nice pixel coordinate system, the cross-drawing lambda only needs
minimal changes.

1 files changed, 1 insertions, 1 deletions

diff --git a/tracker-pt/point_extractor.h b/tracker-pt/point_extractor.h
index 3ad8ed52..ad02d7f8 100644
--- a/tracker-pt/point_extractor.h
+++ b/tracker-pt/point_extractor.h
@@ -27,7 +27,7 @@ public:
     // extracts points from frame and draws some processing info into frame, if draw_output is set
     // dt: time since last call in seconds
     // WARNING: returned reference is valid as long as object
-    void extract_points(cv::Mat &frame, std::vector<vec2>& points);
+    void extract_points(const cv::Mat& frame, cv::Mat& preview_frame, std::vector<vec2>& points);
     PointExtractor();
 
     settings_pt s;