src/3rdparty/phonon/gstreamer/audiooutput.h
changeset 0 1918ee327afb
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/3rdparty/phonon/gstreamer/audiooutput.h	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,82 @@
+/*  This file is part of the KDE project.
+
+    Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+    Copyright (C) 2008 Matthias Kretz <kretz@kde.org>
+
+    This library is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Lesser General Public License as published by
+    the Free Software Foundation, either version 2.1 or 3 of the License.
+
+    This library is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public License
+    along with this library.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef Phonon_GSTREAMER_AUDIOOUTPUT_H
+#define Phonon_GSTREAMER_AUDIOOUTPUT_H
+
+#include "common.h"
+#include "medianode.h"
+
+#include <phonon/audiooutputinterface.h>
+#include <phonon/phononnamespace.h>
+
+#include <QtCore/QFile>
+
+#include <gst/gst.h>
+
+QT_BEGIN_NAMESPACE
+
+namespace Phonon
+{
+namespace Gstreamer
+{
+class AudioOutput : public QObject, public AudioOutputInterface, public MediaNode
+{
+    Q_OBJECT
+    Q_INTERFACES(Phonon::AudioOutputInterface Phonon::Gstreamer::MediaNode)
+public:
+    AudioOutput(Backend *backend, QObject *parent);
+    ~AudioOutput();
+
+    qreal volume() const;
+    int outputDevice() const;
+    void setVolume(qreal newVolume);
+    bool setOutputDevice(int newDevice);
+#if (PHONON_VERSION >= PHONON_VERSION_CHECK(4, 2, 0))
+    bool setOutputDevice(const AudioOutputDevice &newDevice);
+#endif
+
+public:
+    GstElement *audioElement()
+    {
+        Q_ASSERT(m_audioBin);
+        return m_audioBin;
+    }
+
+    void mediaNodeEvent(const MediaNodeEvent *event);
+
+Q_SIGNALS:
+    void volumeChanged(qreal newVolume);
+    void audioDeviceFailed();
+
+private:
+
+    qreal m_volumeLevel;
+    int m_device;
+
+    GstElement *m_volumeElement;
+    GstElement *m_audioBin;
+    GstElement *m_audioSink;
+    GstElement *m_conv;
+};
+}
+} //namespace Phonon::Gstreamer
+
+QT_END_NAMESPACE
+
+#endif // Phonon_GSTREAMER_AUDIOOUTPUT_H