diff options
Diffstat (limited to 'src/plugins/gstreamer/mediaplayer/playerresourcepolicy.cpp')
-rw-r--r-- | src/plugins/gstreamer/mediaplayer/playerresourcepolicy.cpp | 180 |
1 files changed, 180 insertions, 0 deletions
diff --git a/src/plugins/gstreamer/mediaplayer/playerresourcepolicy.cpp b/src/plugins/gstreamer/mediaplayer/playerresourcepolicy.cpp new file mode 100644 index 000000000..b2cf3498d --- /dev/null +++ b/src/plugins/gstreamer/mediaplayer/playerresourcepolicy.cpp @@ -0,0 +1,180 @@ +/**************************************************************************** +** +** Copyright (C) 2010 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 "playerresourcepolicy.h" + +#ifdef Q_WS_MAEMO_6 +#define HAVE_RESOURCE_POLICY +#endif + +//#define DEBUG_RESOURCE_POLICY +#include <QtCore/qdebug.h> + +#ifdef HAVE_RESOURCE_POLICY +#include <policy/resource.h> +#include <policy/resources.h> +#include <policy/resource-set.h> +#endif + +PlayerResourcePolicy::PlayerResourcePolicy(QObject *parent) : + QObject(parent), + m_videoEnabled(true), + m_resourceSet(0), + m_status(PlayerResourcePolicy::Initial) +{ +#ifdef HAVE_RESOURCE_POLICY + m_resourceSet = new ResourcePolicy::ResourceSet("player", this); + m_resourceSet->setAlwaysReply(); + + ResourcePolicy::AudioResource *audioResource = new ResourcePolicy::AudioResource("player"); + audioResource->setProcessID(QCoreApplication::applicationPid()); + audioResource->setStreamTag("media.name", "*"); + m_resourceSet->addResourceObject(audioResource); + + m_resourceSet->addResource(ResourcePolicy::VideoPlaybackType); + m_resourceSet->update(); + + connect(m_resourceSet, SIGNAL(resourcesGranted(const QList<ResourcePolicy::ResourceType>)), + this, SLOT(handleResourcesGranted())); + connect(m_resourceSet, SIGNAL(resourcesDenied()), + this, SLOT(handleResourcesDenied())); + connect(m_resourceSet, SIGNAL(lostResources()), + this, SLOT(handleResourcesLost())); + connect(m_resourceSet, SIGNAL(resourcesReleasedByManager()), + this, SLOT(handleResourcesLost())); +#endif +} + +PlayerResourcePolicy::~PlayerResourcePolicy() +{ +} + +bool PlayerResourcePolicy::isVideoEnabled() const +{ + return m_videoEnabled; +} + +void PlayerResourcePolicy::setVideoEnabled(bool enabled) +{ + if (m_videoEnabled != enabled) { + m_videoEnabled = enabled; + +#ifdef HAVE_RESOURCE_POLICY + if (enabled) + m_resourceSet->addResource(ResourcePolicy::VideoPlaybackType); + else + m_resourceSet->deleteResource(ResourcePolicy::VideoPlaybackType); + + m_resourceSet->update(); +#endif + } +} + +void PlayerResourcePolicy::acquire() +{ +#ifdef HAVE_RESOURCE_POLICY + +#ifdef DEBUG_RESOURCE_POLICY + qDebug() << Q_FUNC_INFO << "Acquire resource"; +#endif + m_status = RequestedResource; + m_resourceSet->acquire(); +#else + m_status = GrantedResource; +#endif +} + +void PlayerResourcePolicy::release() +{ +#ifdef HAVE_RESOURCE_POLICY + +#ifdef DEBUG_RESOURCE_POLICY + qDebug() << Q_FUNC_INFO << "Release resource"; +#endif + + m_resourceSet->release(); +#endif + m_status = Initial; + +} + +bool PlayerResourcePolicy::isGranted() const +{ + return m_status == GrantedResource; +} + +bool PlayerResourcePolicy::isRequested() const +{ + return m_status == RequestedResource; +} + +void PlayerResourcePolicy::handleResourcesGranted() +{ + m_status = GrantedResource; +#ifdef DEBUG_RESOURCE_POLICY + qDebug() << Q_FUNC_INFO << "Resource granted"; +#endif + emit resourcesGranted(); +} + +void PlayerResourcePolicy::handleResourcesDenied() +{ + m_status = Initial; +#ifdef DEBUG_RESOURCE_POLICY + qDebug() << Q_FUNC_INFO << "Resource denied"; +#endif + emit resourcesDenied(); +} + +void PlayerResourcePolicy::handleResourcesLost() +{ +#ifdef DEBUG_RESOURCE_POLICY + qDebug() << Q_FUNC_INFO << "Resource lost"; +#endif + if (m_status != Initial) { + m_status = Initial; + emit resourcesLost(); + } + +#ifdef HAVE_RESOURCE_POLICY + m_resourceSet->release(); +#endif +} |