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qTox/src/widget/camera.h
dubslow bf75750166 Merge branch 'master' into src
Conflicts:
	qtox.pro
	src/widget/form/settings/avform.h
	src/widget/selfcamview.cpp
	src/widget/selfcamview.h
	src/widget/widget.cpp
	widget/selfcamview.h
	widget/videosurface.h
2014-10-10 17:21:54 -05:00

92 lines
2.2 KiB
C++

/*
Copyright (C) 2014 by Project Tox <https://tox.im>
This file is part of qTox, a Qt-based graphical interface for Tox.
This program is libre software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the COPYING file for more details.
*/
#ifndef CAMERA_H
#define CAMERA_H
#include <QImage>
#include <QList>
#include <QMutex>
#include "vpx/vpx_image.h"
#include "opencv2/opencv.hpp"
#include "src/videosource.h"
class CameraWorker;
/**
* This class is a wrapper to share a camera's captured video frames
* It allows objects to suscribe and unsuscribe to the stream, starting
* the camera only when needed, and giving access to the last frames
**/
class Camera : public VideoSource
{
Q_OBJECT
public:
enum Prop {
BRIGHTNESS,
SATURATION,
CONTRAST,
HUE,
};
~Camera();
static Camera* getInstance(); ///< Returns the global widget's Camera instance
vpx_image getLastVPXImage(); ///< Convert the last frame to a vpx_image (can be expensive !)
QList<QSize> getSupportedResolutions();
QSize getBestVideoMode();
void setResolution(QSize res);
QSize getResolution();
void setProp(Prop prop, double val);
double getProp(Prop prop);
// VideoSource interface
virtual void *getData();
virtual int getDataSize();
virtual void lock();
virtual void unlock();
virtual QSize resolution();
virtual void subscribe();
virtual void unsubscribe();
protected:
Camera();
private:
int refcount; ///< Number of users suscribed to the camera
cv::Mat3b currFrame;
QMutex mutex;
QThread* workerThread;
CameraWorker* worker;
QList<QSize> resolutions;
static Camera* instance;
private slots:
void onWorkerStarted();
void onNewFrameAvailable();
void onResProbingFinished(QList<QSize> res);
};
#endif // CAMERA_H