diff options
Diffstat (limited to 'src/plugins/symbian/ecam/s60mediarecordercontrol.cpp')
| -rw-r--r-- | src/plugins/symbian/ecam/s60mediarecordercontrol.cpp | 187 |
1 files changed, 187 insertions, 0 deletions
diff --git a/src/plugins/symbian/ecam/s60mediarecordercontrol.cpp b/src/plugins/symbian/ecam/s60mediarecordercontrol.cpp new file mode 100644 index 000000000..2a1394fa5 --- /dev/null +++ b/src/plugins/symbian/ecam/s60mediarecordercontrol.cpp @@ -0,0 +1,187 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the Qt Mobility Components. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "s60cameraservice.h" +#include "s60mediarecordercontrol.h" +#include "s60cameracontrol.h" +#include "s60videocapturesession.h" + +S60MediaRecorderControl::S60MediaRecorderControl(QObject *parent) : + QMediaRecorderControl(parent) +{ +} + +S60MediaRecorderControl::S60MediaRecorderControl(S60CameraService *service, + S60VideoCaptureSession *session, + QObject *parent): + QMediaRecorderControl(parent), + m_state(QMediaRecorder::StoppedState) // Default RecorderState +{ + m_session = session; + m_service = service; + m_cameraControl = qobject_cast<S60CameraControl *>(m_service->requestControl(QCameraControl_iid)); + + // Connect signals + connect(m_session, SIGNAL(stateChanged(S60VideoCaptureSession::TVideoCaptureState)), + this, SLOT(updateState(S60VideoCaptureSession::TVideoCaptureState))); + connect(m_session, SIGNAL(positionChanged(qint64)), this, SIGNAL(durationChanged(qint64))); + connect(m_session, SIGNAL(mutedChanged(bool)), this, SIGNAL(mutedChanged(bool))); + connect(m_session, SIGNAL(error(int,const QString &)), this, SIGNAL(error(int,const QString &))); +} + +S60MediaRecorderControl::~S60MediaRecorderControl() +{ + // Release requested control + if (m_cameraControl) + m_service->releaseControl(m_cameraControl); +} + +QUrl S60MediaRecorderControl::outputLocation() const +{ + return m_session->outputLocation(); +} + +bool S60MediaRecorderControl::setOutputLocation(const QUrl& sink) +{ + // Output location can only be set in StoppedState + if (m_state == QMediaRecorder::StoppedState) + return m_session->setOutputLocation(sink); + + // Do not signal error, but notify that setting was not effective + return false; +} + +QMediaRecorder::State S60MediaRecorderControl::convertInternalStateToQtState(S60VideoCaptureSession::TVideoCaptureState aState) const +{ + QMediaRecorder::State state; + + switch (aState) { + case S60VideoCaptureSession::ERecording: + state = QMediaRecorder::RecordingState; + break; + case S60VideoCaptureSession::EPaused: + state = QMediaRecorder::PausedState; + break; + + default: + // All others + state = QMediaRecorder::StoppedState; + break; + } + + return state; +} + +void S60MediaRecorderControl::updateState(S60VideoCaptureSession::TVideoCaptureState state) +{ + QMediaRecorder::State newState = convertInternalStateToQtState(state); + + if (m_state != newState) { + m_state = newState; + emit stateChanged(m_state); + } +} + +QMediaRecorder::State S60MediaRecorderControl::state() const +{ + return m_state; +} + +qint64 S60MediaRecorderControl::duration() const +{ + return m_session->position(); +} + +/* +This method is called after encoder configuration is done. +Encoder can load necessary resources at this point, +to reduce delay before recording is started. Calling this method reduces the +latency when calling record() to start video recording. +*/ +void S60MediaRecorderControl::applySettings() +{ + m_session->applyAllSettings(); +} + +void S60MediaRecorderControl::record() +{ + if (m_state == QMediaRecorder::RecordingState) + return; + + if (m_cameraControl && m_cameraControl->captureMode() != QCamera::CaptureVideo) { + emit error(QCamera::CameraError, tr("Video capture mode is not selected.")); + return; + } + + m_session->startRecording(); +} + +void S60MediaRecorderControl::pause() +{ + if (m_state != QMediaRecorder::RecordingState) { + // Discard + return; + } + + m_session->pauseRecording(); +} + +void S60MediaRecorderControl::stop() +{ + if (m_state == QMediaRecorder::StoppedState) { + // Ignore + return; + } + + m_session->stopRecording(); +} + +bool S60MediaRecorderControl::isMuted() const +{ + return m_session->isMuted(); +} + +void S60MediaRecorderControl::setMuted(bool muted) +{ + m_session->setMuted(muted); +} + +// End of file |