From 81d2ffa8b95f0dce0a89784d08fe3ba9501cca1e Mon Sep 17 00:00:00 2001
From: Stanislaw Halik <sthalik@misaki.pl>
Date: Mon, 6 Jul 2015 10:01:13 +0200
Subject: initial camera-settings class

---
 opentrack/opencv-camera-dialog.hpp | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)
 create mode 100644 opentrack/opencv-camera-dialog.hpp

(limited to 'opentrack/opencv-camera-dialog.hpp')

diff --git a/opentrack/opencv-camera-dialog.hpp b/opentrack/opencv-camera-dialog.hpp
new file mode 100644
index 00000000..3b700a70
--- /dev/null
+++ b/opentrack/opencv-camera-dialog.hpp
@@ -0,0 +1,32 @@
+#pragma once
+
+#include <QMutex>
+#include <QMutexLocker>
+#include <opencv2/videoio.hpp>
+#include "opentrack/camera-names.hpp"
+
+template<typename tracker>
+class camera_dialog
+{
+    cv::VideoCapture fake_capture;
+public:
+    void open_camera_settings(cv::VideoCapture* cap, const QString& camera_name, QMutex* camera_mtx)
+    {
+        if (cap)
+        {
+            QMutexLocker l(camera_mtx);
+
+            if (cap->isOpened())
+            {
+                cap->set(cv::CAP_PROP_SETTINGS, 1);
+                return;
+            }
+        }
+
+        fake_capture = cv::VideoCapture(camera_name_to_index(camera_name));
+        fake_capture.set(cv::CAP_PROP_SETTINGS, 1);
+        // don't hog the camera capture
+        fake_capture.open("");
+    }
+};
+
-- 
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