From 250a8c545aca6ddfba37a4d672c810f7c3e37341 Mon Sep 17 00:00:00 2001
From: roomrys <38435167+roomrys@users.noreply.github.com>
Date: Wed, 27 Nov 2024 09:34:48 -0800
Subject: [PATCH] Convert points to float before cv2.undistortPoints

---
 sleap_io/model/camera.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sleap_io/model/camera.py b/sleap_io/model/camera.py
index 896bc4e5..530939f3 100644
--- a/sleap_io/model/camera.py
+++ b/sleap_io/model/camera.py
@@ -248,7 +248,7 @@ def undistort_points(self, points: np.ndarray) -> np.ndarray:
         """
         shape = points.shape
         points = points.reshape(-1, 1, 2)
-        out = cv2.undistortPoints(points, self.matrix, self.dist)
+        out = cv2.undistortPoints(points.astype("float64"), self.matrix, self.dist)
         return out.reshape(shape)
 
     def project(self, points: np.ndarray) -> np.ndarray: