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qTox/src/widget/videosurface.h

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/*
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.
*/
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#ifndef SELFCAMVIEW_H
#define SELFCAMVIEW_H
#include <QGLWidget>
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class QOpenGLBuffer;
class QOpenGLShaderProgram;
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class QTimer;
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class VideoSource;
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class VideoSurface : public QGLWidget
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{
Q_OBJECT
public:
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VideoSurface(QWidget* parent=0);
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VideoSurface(VideoSource* source, QWidget* parent=0);
~VideoSurface();
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void setSource(VideoSource* src);
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virtual void hideEvent(QHideEvent* ev);
virtual void showEvent(QShowEvent* ev);
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virtual QSize sizeHint() const;
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// QGLWidget interface
protected:
virtual void initializeGL();
virtual void paintGL();
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virtual void updateGL();
void update();
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private:
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VideoSource* source;
QOpenGLBuffer* pbo;
QOpenGLShaderProgram* program;
GLuint textureId;
int pboAllocSize;
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QSize res;
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bool uploadFrame;
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bool hasSubscribed;
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mutable int lastWidth;
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};
#endif // SELFCAMVIEW_H