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/* 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.
*/
#pragma once
#include "compat/math.hpp"
#include <vector>
#ifdef OTR_VIDEO_HAS_OPENCV
# include <opencv2/core.hpp>
#endif
#include <QWidget>
#include <QTimer>
#include <QMutex>
class cv_video_widget final : public QWidget
{
Q_OBJECT
public:
cv_video_widget(QWidget *parent);
#ifdef OTR_VIDEO_HAS_OPENCV
void update_image(const cv::Mat& frame);
#endif
void update_image(const QImage& image);
void get_preview_size(int& w, int& h);
void resizeEvent(QResizeEvent*) override;
private slots:
void paintEvent(QPaintEvent*) override;
void update_and_repaint();
private:
QMutex mtx { QMutex::Recursive };
QImage texture;
std::vector<unsigned char> vec;
QTimer timer;
#ifdef OTR_VIDEO_HAS_OPENCV
cv::Mat frame2, frame3;
#endif
bool freshp = false;
int W = iround(QWidget::width() * devicePixelRatioF());
int H = iround(QWidget::height() * devicePixelRatioF());
void init_image_nolock();
};
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