From e9b42b3d4eabd1d4fbcdfb990c26f286259be8d2 Mon Sep 17 00:00:00 2001
From: Stanislaw Halik <sthalik@misaki.pl>
Date: Mon, 20 Jul 2015 08:09:44 +0200
Subject: camera: more robust get_info()

If camera was barely created and there's no info, grab the first frame
to get resolution data.
---
 ftnoir_tracker_pt/camera.cpp | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'ftnoir_tracker_pt/camera.cpp')

diff --git a/ftnoir_tracker_pt/camera.cpp b/ftnoir_tracker_pt/camera.cpp
index 9168a3e4..2e745f2a 100644
--- a/ftnoir_tracker_pt/camera.cpp
+++ b/ftnoir_tracker_pt/camera.cpp
@@ -61,6 +61,16 @@ void Camera::set_res(int x_res, int y_res)
     }
 }
 
+CamInfo Camera::get_info()
+{
+    if (cam_info.res_x == 0 || cam_info.res_y == 0)
+    {
+        cv::Mat tmp;
+        _get_frame(&tmp);
+    }
+    return cam_info;
+}
+
 bool Camera::get_frame(float dt, cv::Mat* frame)
 {
     bool new_frame = _get_frame(frame);
-- 
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