Initial copy of QtMultimediaKit.
Comes from original repo, with SHA1: 2c82d5611655e5967f5c5095af50c0991c4378b2
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Michael Goddard
217
src/plugins/gstreamer/mediaplayer/qgstreamerplayersession.h
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217
src/plugins/gstreamer/mediaplayer/qgstreamerplayersession.h
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/****************************************************************************
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**
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** Copyright (C) 2010 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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#ifndef QGSTREAMERPLAYERSESSION_H
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#define QGSTREAMERPLAYERSESSION_H
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#include <QObject>
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#include <QtNetwork/qnetworkrequest.h>
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#include "qgstreamerplayercontrol.h"
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#include "qgstreamerbushelper.h"
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#include <qmediaplayer.h>
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#include <qmediastreamscontrol.h>
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#if defined(HAVE_GST_APPSRC)
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#include "qgstappsrc.h"
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#endif
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#include <gst/gst.h>
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class QGstreamerBusHelper;
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class QGstreamerMessage;
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class QGstreamerVideoRendererInterface;
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QT_USE_NAMESPACE
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class QGstreamerPlayerSession : public QObject, public QGstreamerSyncEventFilter
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{
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Q_OBJECT
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public:
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QGstreamerPlayerSession(QObject *parent);
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virtual ~QGstreamerPlayerSession();
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QNetworkRequest request() const;
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QMediaPlayer::State state() const { return m_state; }
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QMediaPlayer::State pendingState() const { return m_pendingState; }
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qint64 duration() const;
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qint64 position() const;
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bool isBuffering() const;
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int bufferingProgress() const;
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int volume() const;
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bool isMuted() const;
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bool isAudioAvailable() const;
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void setVideoRenderer(QObject *renderer);
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bool isVideoAvailable() const;
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bool isSeekable() const;
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qreal playbackRate() const;
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void setPlaybackRate(qreal rate);
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QMediaTimeRange availablePlaybackRanges() const;
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QMap<QByteArray ,QVariant> tags() const { return m_tags; }
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QMap<QtMultimediaKit::MetaData,QVariant> streamProperties(int streamNumber) const { return m_streamProperties[streamNumber]; }
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int streamCount() const { return m_streamProperties.count(); }
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QMediaStreamsControl::StreamType streamType(int streamNumber) { return m_streamTypes.value(streamNumber, QMediaStreamsControl::UnknownStream); }
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int activeStream(QMediaStreamsControl::StreamType streamType) const;
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void setActiveStream(QMediaStreamsControl::StreamType streamType, int streamNumber);
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bool processSyncMessage(const QGstreamerMessage &message);
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#if defined(HAVE_GST_APPSRC)
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QGstAppSrc *appsrc() const { return m_appSrc; }
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static void configureAppSrcElement(GObject*, GObject*, GParamSpec*,QGstreamerPlayerSession* _this);
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#endif
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public slots:
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void loadFromUri(const QNetworkRequest &url);
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void loadFromStream(const QNetworkRequest &url, QIODevice *stream);
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bool play();
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bool pause();
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void stop();
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bool seek(qint64 pos);
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void setVolume(int volume);
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void setMuted(bool muted);
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signals:
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void durationChanged(qint64 duration);
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void positionChanged(qint64 position);
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void stateChanged(QMediaPlayer::State state);
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void volumeChanged(int volume);
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void mutedStateChanged(bool muted);
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void audioAvailableChanged(bool audioAvailable);
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void videoAvailableChanged(bool videoAvailable);
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void bufferingChanged(bool buffering);
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void bufferingProgressChanged(int percentFilled);
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void playbackFinished();
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void tagsChanged();
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void streamsChanged();
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void seekableChanged(bool);
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void error(int error, const QString &errorString);
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void invalidMedia();
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void playbackRateChanged(qreal);
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private slots:
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void busMessage(const QGstreamerMessage &message);
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void getStreamsInfo();
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void setSeekable(bool);
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void finishVideoOutputChange();
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void updateVideoRenderer();
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void updateVideoResolutionTag();
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void updateVolume();
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void updateMuted();
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void updateDuration();
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private:
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static void playbinNotifySource(GObject *o, GParamSpec *p, gpointer d);
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static void handleVolumeChange(GObject *o, GParamSpec *p, gpointer d);
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static void handleMutedChange(GObject *o, GParamSpec *p, gpointer d);
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static void insertColorSpaceElement(GstElement *element, gpointer data);
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static void handleElementAdded(GstBin *bin, GstElement *element, QGstreamerPlayerSession *session);
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void processInvalidMedia(QMediaPlayer::Error errorCode, const QString& errorString);
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QNetworkRequest m_request;
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QMediaPlayer::State m_state;
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QMediaPlayer::State m_pendingState;
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QGstreamerBusHelper* m_busHelper;
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GstElement* m_playbin;
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bool m_usePlaybin2;
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GstElement* m_videoOutputBin;
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GstElement* m_videoIdentity;
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GstElement* m_colorSpace;
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bool m_usingColorspaceElement;
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GstElement* m_videoSink;
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GstElement* m_pendingVideoSink;
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GstElement* m_nullVideoSink;
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GstBus* m_bus;
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QObject *m_videoOutput;
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QGstreamerVideoRendererInterface *m_renderer;
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bool m_haveQueueElement;
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#if defined(HAVE_GST_APPSRC)
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QGstAppSrc *m_appSrc;
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#endif
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QMap<QByteArray, QVariant> m_tags;
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QList< QMap<QtMultimediaKit::MetaData,QVariant> > m_streamProperties;
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QList<QMediaStreamsControl::StreamType> m_streamTypes;
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QMap<QMediaStreamsControl::StreamType, int> m_playbin2StreamOffset;
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int m_volume;
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qreal m_playbackRate;
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bool m_muted;
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bool m_audioAvailable;
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bool m_videoAvailable;
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bool m_seekable;
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mutable qint64 m_lastPosition;
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qint64 m_duration;
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int m_durationQueries;
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enum SourceType
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{
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UnknownSrc,
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SoupHTTPSrc,
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UDPSrc,
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MMSSrc
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};
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SourceType m_sourceType;
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bool m_everPlayed;
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};
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#endif // QGSTREAMERPLAYERSESSION_H
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