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/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the demonstration applications of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in
** the documentation and/or other materials provided with the
** distribution.
** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
** the names of its contributors may be used to endorse or promote
** products derived from this software without specific prior written
** permission.
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QCAMERAEXAMPLE_H
#define QCAMERAEXAMPLE_H
#include <QtGui>
// Multimedia API in QtMobility API
// Unlike the other APIs in Qt Mobility,
// the Multimedia API is not in the QtMobility namespace "QTM_USE_NAMESPACE"
#include <QCamera>
#include <QCameraImageCapture>
// QtMobility API
#include <QSystemScreenSaver>
QTM_USE_NAMESPACE
#include <QAbstractVideoSurface>
#include <QVideoRendererControl>
#include <QVideoSurfaceFormat>
/*****************************************************************************
* MyVideoSurface
*/
class VideoIF
{
public:
virtual void updateVideo() = 0;
};
class MyVideoSurface: public QAbstractVideoSurface
{
Q_OBJECT
public:
MyVideoSurface(QWidget* widget, VideoIF* target, QObject * parent = 0);
~MyVideoSurface();
bool start(const QVideoSurfaceFormat &format);
bool present(const QVideoFrame &frame);
QList<QVideoFrame::PixelFormat> supportedPixelFormats(
QAbstractVideoBuffer::HandleType handleType = QAbstractVideoBuffer::NoHandle) const;
void paint(QPainter*);
private:
QWidget* m_targetWidget;
VideoIF* m_target;
QVideoFrame m_frame;
QImage::Format m_imageFormat;
QVideoSurfaceFormat m_videoFormat;
};
/*****************************************************************************
* CameraExample
*/
class Message;
class ContactsDialog;
class Button;
class BusinessCardHandling;
class CameraExample: public QMainWindow, public VideoIF
{
Q_OBJECT
public:
CameraExample(QWidget *parent = 0);
~CameraExample();
void paintEvent(QPaintEvent*);
void mousePressEvent(QMouseEvent *);
void updateVideo();
public slots:
void enableCamera();
void lockStatusChanged(QCamera::LockStatus status, QCamera::LockChangeReason reason);
void searchAndLock();
void captureImage();
void imageCaptured(int id, const QImage &preview);
void error(QCamera::Error);
void openContactsDlg();
void contactSelected(QString phoneNumber);
void messageStateChanged(int error);
void messageReceived(QString phoneNumber, QString filename, QPixmap pixmap);
void sendMMS();
private:
QWidget* m_videoWidget;
QCamera* m_camera;
QCameraImageCapture* m_stillImageCapture;
QStackedWidget* m_stackedWidget;
Button* m_exit;
Button* m_cameraBtn;
Button* m_mms;
QImage m_capturedImage;
QString m_imageName;
QString m_focusMessage;
bool m_focusing;
QString m_phoneNumber;
Message* m_message;
QPointer<ContactsDialog> m_contactsDialog;
BusinessCardHandling* m_businessCardHandling;
bool pictureCaptured;
bool showViewFinder;
MyVideoSurface* m_myVideoSurface;
QSystemScreenSaver* m_systemScreenSaver;
};
#endif // QCAMERA_H
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