99 lines
3.2 KiB
C++
99 lines
3.2 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the Qt Mobility Components.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** No Commercial Usage
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** This file contains pre-release code and may not be distributed.
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** You may use this file in accordance with the terms and conditions
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** contained in the Technology Preview License Agreement accompanying
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** this package.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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**
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**
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**
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**
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**
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**
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "qgstreamerimagecapturecontrol.h"
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#include <QtCore/QDebug>
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#include <QtCore/QDir>
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QGstreamerImageCaptureControl::QGstreamerImageCaptureControl(QGstreamerCaptureSession *session)
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:QCameraImageCaptureControl(session), m_session(session), m_ready(false), m_lastId(0)
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{
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connect(m_session, SIGNAL(stateChanged(QGstreamerCaptureSession::State)), SLOT(updateState()));
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connect(m_session, SIGNAL(imageExposed(int)), this, SIGNAL(imageExposed(int)));
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connect(m_session, SIGNAL(imageCaptured(int,QImage)), this, SIGNAL(imageCaptured(int,QImage)));
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connect(m_session, SIGNAL(imageSaved(int,QString)), this, SIGNAL(imageSaved(int,QString)));
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}
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QGstreamerImageCaptureControl::~QGstreamerImageCaptureControl()
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{
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}
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bool QGstreamerImageCaptureControl::isReadyForCapture() const
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{
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return m_ready;
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}
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int QGstreamerImageCaptureControl::capture(const QString &fileName)
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{
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QString path = fileName;
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if (path.isEmpty()) {
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int lastImage = 0;
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QDir outputDir = QDir::currentPath();
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foreach(QString fileName, outputDir.entryList(QStringList() << "img_*.jpg")) {
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int imgNumber = fileName.mid(4, fileName.size()-8).toInt();
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lastImage = qMax(lastImage, imgNumber);
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}
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path = QString("img_%1.jpg").arg(lastImage+1,
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4, //fieldWidth
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10,
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QLatin1Char('0'));
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}
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m_lastId++;
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m_session->captureImage(m_lastId, path);
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return m_lastId;
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}
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void QGstreamerImageCaptureControl::cancelCapture()
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{
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}
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void QGstreamerImageCaptureControl::updateState()
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{
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bool ready = m_session->state() == QGstreamerCaptureSession::PreviewState;
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if (m_ready != ready) {
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emit readyForCaptureChanged(m_ready = ready);
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}
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}
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