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/*
* Copyright (C) 2013 Canonical, Ltd.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; version 3.
*
* 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
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef AALVIDEORENDERERCONTROL_H
#define AALVIDEORENDERERCONTROL_H
#include <QImage>
#include <QVideoRendererControl>
#include <qgl.h>
class AalCameraService;
struct CameraControl;
struct CameraControlListener;
class AalVideoRendererControl : public QVideoRendererControl
{
Q_OBJECT
public:
AalVideoRendererControl(AalCameraService *service, QObject *parent = 0);
~AalVideoRendererControl();
QAbstractVideoSurface *surface() const;
void setSurface(QAbstractVideoSurface *surface);
static void updateViewfinderFrameCB(void *context);
const QImage &preview() const;
void createPreview();
bool isViewfinderRunning() const;
public Q_SLOTS:
void init(CameraControl *control, CameraControlListener *listener);
void startPreview();
void stopPreview();
Q_SIGNALS:
void surfaceChanged(QAbstractVideoSurface *surface);
void previewReady();
private Q_SLOTS:
void updateViewfinderFrame();
void onTextureCreated(unsigned int textureID);
void onSnapshotTaken(QImage snapshotImage);
private:
QAbstractVideoSurface *m_surface;
AalCameraService *m_service;
bool m_viewFinderRunning;
GLuint m_textureId;
QImage m_preview;
int m_frameCount;
};
#endif
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