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authorStanislaw Halik <sthalik@misaki.pl>2016-08-10 09:45:00 +0200
committerStanislaw Halik <sthalik@misaki.pl>2016-08-10 10:41:58 +0200
commit5a4c8f61e0ad001a8c462e50117b1fd474d27e6c (patch)
tree1fa353c2d9b01cdf76af27dad261e1867a3c772a /cv/video-widget.cpp
parentc160afe719611b27910d8347ece6e49ee2a3b32f (diff)
cv: move calibrator and video widget to cv module
Adjust usages in PT and Aruco trackers.
Diffstat (limited to 'cv/video-widget.cpp')
-rw-r--r--cv/video-widget.cpp71
1 files changed, 71 insertions, 0 deletions
diff --git a/cv/video-widget.cpp b/cv/video-widget.cpp
new file mode 100644
index 00000000..b514dc8f
--- /dev/null
+++ b/cv/video-widget.cpp
@@ -0,0 +1,71 @@
+/* Copyright (c) 2012 Patrick Ruoff
+ * Copyright (c) 2014-2016 Stanislaw Halik <sthalik@misaki.pl>
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ */
+
+#include "video-widget.hpp"
+#include <opencv2/imgproc.hpp>
+
+#include "opentrack/is-window-visible.hpp"
+
+cv_video_widget::cv_video_widget(QWidget* parent) :
+ QWidget(parent),
+ freshp(false),
+ visible(true)
+{
+ connect(&timer, SIGNAL(timeout()), this, SLOT(update_and_repaint()));
+ timer.start(50);
+}
+
+void cv_video_widget::update_image(const cv::Mat& frame)
+{
+ QMutexLocker foo(&mtx);
+
+ if (!freshp)
+ {
+ if (_frame.cols != frame.cols || _frame.rows != frame.rows)
+ {
+ _frame = cv::Mat(frame.rows, frame.cols, CV_8U);
+ _frame2 = cv::Mat(frame.rows, frame.cols, CV_8U);
+ }
+ frame.copyTo(_frame);
+ freshp = true;
+ }
+}
+
+void cv_video_widget::paintEvent(QPaintEvent*)
+{
+ QMutexLocker foo(&mtx);
+ QPainter painter(this);
+ painter.drawImage(rect(), texture);
+}
+
+void cv_video_widget::update_and_repaint()
+{
+ QMutexLocker l(&mtx);
+
+ if (window_check_timer.elapsed_ms() > 250)
+ {
+ visible = is_window_visible(this);
+ window_check_timer.start();
+ }
+
+ if (visible)
+ {
+ if (_frame.empty() || !freshp)
+ return;
+ cv::cvtColor(_frame, _frame2, cv::COLOR_RGB2BGR);
+
+ if (_frame3.cols != width() || _frame3.rows != height())
+ _frame3 = cv::Mat(height(), width(), CV_8U);
+
+ cv::resize(_frame2, _frame3, cv::Size(width(), height()), 0, 0, cv::INTER_NEAREST);
+
+ texture = QImage((const unsigned char*) _frame3.data, _frame3.cols, _frame3.rows, QImage::Format_RGB888);
+ freshp = false;
+ update();
+ }
+}