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/*
* Copyright (C) 2007, 2009 Apple Inc. All rights reserved.
* Copyright (C) 2007 Collabora Ltd. All rights reserved.
* Copyright (C) 2007 Alp Toker <alp@atoker.com>
* Copyright (C) 2009, 2010 Igalia S.L
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* aint with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef MediaPlayerPrivateGStreamer_h
#define MediaPlayerPrivateGStreamer_h
#if USE(GSTREAMER)
#include <wtf/Forward.h>
#include "MediaPlayerPrivate.h"
#include "Timer.h"
#include <glib.h>
#include <gst/gst.h>
typedef struct _WebKitVideoSink WebKitVideoSink;
typedef struct _GstBuffer GstBuffer;
typedef struct _GstMessage GstMessage;
typedef struct _GstElement GstElement;
typedef struct _GstBus GstBus;
namespace WebCore {
class GraphicsContext;
class IntSize;
class IntRect;
class GStreamerGWorld;
class MediaPlayerPrivateGStreamer;
gboolean mediaPlayerPrivateMessageCallback(GstBus* bus, GstMessage* message, gpointer data);
void mediaPlayerPrivateVolumeChangedCallback(GObject* element, GParamSpec* pspec, gpointer data);
void mediaPlayerPrivateMuteChangedCallback(GObject* element, GParamSpec* pspec, gpointer data);
void mediaPlayerPrivateSourceChangedCallback(GObject* element, GParamSpec* pspec, gpointer data);
void mediaPlayerPrivateVideoTagsChangedCallback(GObject* element, gint, MediaPlayerPrivateGStreamer*);
void mediaPlayerPrivateAudioTagsChangedCallback(GObject* element, gint, MediaPlayerPrivateGStreamer*);
gboolean mediaPlayerPrivateAudioTagsChangeTimeoutCallback(MediaPlayerPrivateGStreamer* player);
gboolean mediaPlayerPrivateVideoTagsChangeTimeoutCallback(MediaPlayerPrivateGStreamer* player);
gboolean mediaPlayerPrivateVolumeChangeTimeoutCallback(MediaPlayerPrivateGStreamer*);
gboolean mediaPlayerPrivateMuteChangeTimeoutCallback(MediaPlayerPrivateGStreamer*);
class MediaPlayerPrivateGStreamer : public MediaPlayerPrivateInterface {
friend gboolean mediaPlayerPrivateMessageCallback(GstBus* bus, GstMessage* message, gpointer data);
friend void mediaPlayerPrivateRepaintCallback(WebKitVideoSink*, GstBuffer* buffer, MediaPlayerPrivateGStreamer* playerPrivate);
friend void mediaPlayerPrivateSourceChangedCallback(GObject* element, GParamSpec* pspec, gpointer data);
public:
static void registerMediaEngine(MediaEngineRegistrar);
IntSize naturalSize() const;
bool hasVideo() const { return m_hasVideo; }
bool hasAudio() const { return m_hasAudio; }
void load(const String &url);
void commitLoad();
void cancelLoad();
bool loadNextLocation();
void prepareToPlay();
void play();
void pause();
bool paused() const;
bool seeking() const;
float duration() const;
float currentTime() const;
void seek(float);
void setRate(float);
void setVolume(float);
void volumeChanged();
void notifyPlayerOfVolumeChange();
bool supportsMuting() const;
void setMuted(bool);
void muteChanged();
void notifyPlayerOfMute();
bool loadDelayed() const { return m_delayingLoad; }
void setPreload(MediaPlayer::Preload);
void fillTimerFired(Timer<MediaPlayerPrivateGStreamer>*);
MediaPlayer::NetworkState networkState() const;
MediaPlayer::ReadyState readyState() const;
PassRefPtr<TimeRanges> buffered() const;
float maxTimeSeekable() const;
unsigned bytesLoaded() const;
unsigned totalBytes() const;
void setVisible(bool);
void setSize(const IntSize&);
void mediaLocationChanged(GstMessage*);
void loadStateChanged();
void sizeChanged();
void timeChanged();
void didEnd();
void durationChanged();
void loadingFailed(MediaPlayer::NetworkState);
void repaint();
void paint(GraphicsContext*, const IntRect&);
bool hasSingleSecurityOrigin() const;
bool supportsFullscreen() const;
PlatformMedia platformMedia() const;
GstElement* pipeline() const { return m_playBin; }
bool pipelineReset() const { return m_resetPipeline; }
void videoTagsChanged(gint);
void audioTagsChanged(gint);
void notifyPlayerOfVideoTags();
void notifyPlayerOfAudioTags();
private:
MediaPlayerPrivateGStreamer(MediaPlayer*);
~MediaPlayerPrivateGStreamer();
static MediaPlayerPrivateInterface* create(MediaPlayer* player);
static void getSupportedTypes(HashSet<String>&);
static MediaPlayer::SupportsType supportsType(const String& type, const String& codecs);
static bool isAvailable();
void cacheDuration();
void updateStates();
float maxTimeLoaded() const;
void createGSTPlayBin();
bool changePipelineState(GstState state);
void processBufferingStats(GstMessage* message);
private:
MediaPlayer* m_player;
GstElement* m_playBin;
GstElement* m_webkitVideoSink;
GstElement* m_videoSinkBin;
GstElement* m_fpsSink;
GstElement* m_source;
float m_seekTime;
bool m_changingRate;
float m_endTime;
bool m_isEndReached;
MediaPlayer::NetworkState m_networkState;
MediaPlayer::ReadyState m_readyState;
mutable bool m_isStreaming;
IntSize m_size;
GstBuffer* m_buffer;
GstStructure* m_mediaLocations;
int m_mediaLocationCurrentIndex;
bool m_resetPipeline;
bool m_paused;
bool m_seeking;
bool m_buffering;
float m_playbackRate;
bool m_errorOccured;
gfloat m_mediaDuration;
bool m_startedBuffering;
Timer<MediaPlayerPrivateGStreamer> m_fillTimer;
float m_maxTimeLoaded;
int m_bufferingPercentage;
MediaPlayer::Preload m_preload;
bool m_delayingLoad;
bool m_mediaDurationKnown;
RefPtr<GStreamerGWorld> m_gstGWorld;
guint m_volumeTimerHandler;
guint m_muteTimerHandler;
bool m_hasVideo;
bool m_hasAudio;
guint m_audioTagsTimerHandler;
guint m_videoTagsTimerHandler;
};
}
#endif // USE(GSTREAMER)
#endif
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