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/*
* Copyright (C) 2011, 2012 Igalia S.L
*
* 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 of the License, or (at your option) any later version.
*
* 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AudioDestinationGStreamer_h
#define AudioDestinationGStreamer_h
#include "AudioBus.h"
#include "AudioDestination.h"
#include <wtf/RefPtr.h>
typedef struct _GstElement GstElement;
typedef struct _GstPad GstPad;
typedef struct _GstMessage GstMessage;
namespace WebCore {
class AudioDestinationGStreamer : public AudioDestination {
public:
AudioDestinationGStreamer(AudioIOCallback&, float sampleRate);
virtual ~AudioDestinationGStreamer();
void start() override;
void stop() override;
bool isPlaying() override { return m_isPlaying; }
float sampleRate() const override { return m_sampleRate; }
AudioIOCallback& callback() const { return m_callback; }
gboolean handleMessage(GstMessage*);
private:
AudioIOCallback& m_callback;
RefPtr<AudioBus> m_renderBus;
float m_sampleRate;
bool m_isPlaying;
bool m_audioSinkAvailable;
GstElement* m_pipeline;
};
} // namespace WebCore
#endif // AudioDestinationGStreamer_h
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