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/*
Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
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
along 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 MediaPlayerPrivateQt_h
#define MediaPlayerPrivateQt_h
#include "MediaPlayerPrivate.h"
#include <QAbstractVideoSurface>
#include <QMediaPlayer>
#include <QObject>
#include <QVideoSurfaceFormat>
QT_BEGIN_NAMESPACE
class QMediaPlayerControl;
class QGraphicsVideoItem;
class QGraphicsScene;
QT_END_NAMESPACE
#if USE(ACCELERATED_COMPOSITING)
#include "TextureMapper.h"
#endif
namespace WebCore {
class MediaPlayerPrivateQt : public QAbstractVideoSurface, public MediaPlayerPrivateInterface
#if USE(ACCELERATED_COMPOSITING)
, public TextureMapperPlatformLayer
#endif
{
Q_OBJECT
public:
static PassOwnPtr<MediaPlayerPrivateInterface> create(MediaPlayer*);
~MediaPlayerPrivateQt();
static void registerMediaEngine(MediaEngineRegistrar);
static void getSupportedTypes(HashSet<String>&);
static MediaPlayer::SupportsType supportsType(const String&, const String&, const KURL&);
static bool isAvailable() { return true; }
bool hasVideo() const;
bool hasAudio() const;
void load(const String &url);
void commitLoad(const String& url);
void resumeLoad();
void cancelLoad();
void play();
void pause();
void prepareToPlay();
bool paused() const;
bool seeking() const;
float duration() const;
float currentTime() const;
void seek(float);
void setRate(float);
void setVolume(float);
bool supportsMuting() const;
void setMuted(bool);
void setPreload(MediaPlayer::Preload);
MediaPlayer::NetworkState networkState() const;
MediaPlayer::ReadyState readyState() const;
PassRefPtr<TimeRanges> buffered() const;
float maxTimeSeekable() const;
bool didLoadingProgress() const;
unsigned totalBytes() const;
void setVisible(bool);
IntSize naturalSize() const;
void setSize(const IntSize&);
void paint(GraphicsContext*, const IntRect&);
// reimplemented for canvas drawImage(HTMLVideoElement)
void paintCurrentFrameInContext(GraphicsContext*, const IntRect&);
bool supportsFullscreen() const { return true; }
#if USE(ACCELERATED_COMPOSITING)
// whether accelerated rendering is supported by the media engine for the current media.
virtual bool supportsAcceleratedRendering() const { return false; }
// called when the rendering system flips the into or out of accelerated rendering mode.
virtual void acceleratedRenderingStateChanged() { }
// Const-casting here is safe, since all of TextureMapperPlatformLayer's functions are const.g
virtual PlatformLayer* platformLayer() const { return 0; }
virtual void paintToTextureMapper(TextureMapper*, const FloatRect& targetRect, const TransformationMatrix&, float opacity, BitmapTexture* mask);
#endif
virtual PlatformMedia platformMedia() const;
QMediaPlayer* mediaPlayer() const { return m_mediaPlayer; }
void removeVideoItem();
void restoreVideoItem();
// QAbstractVideoSurface methods
virtual bool start(const QVideoSurfaceFormat& format);
virtual QList<QVideoFrame::PixelFormat> supportedPixelFormats(QAbstractVideoBuffer::HandleType handleType = QAbstractVideoBuffer::NoHandle) const;
virtual bool present(const QVideoFrame& frame);
private Q_SLOTS:
void mediaStatusChanged(QMediaPlayer::MediaStatus);
void handleError(QMediaPlayer::Error);
void stateChanged(QMediaPlayer::State);
void surfaceFormatChanged(const QVideoSurfaceFormat&);
void positionChanged(qint64);
void durationChanged(qint64);
void bufferStatusChanged(int);
void volumeChanged(int);
void mutedChanged(bool);
private:
void updateStates();
virtual String engineDescription() const { return "Qt"; }
private:
MediaPlayerPrivateQt(MediaPlayer*);
MediaPlayer* m_webCorePlayer;
QMediaPlayer* m_mediaPlayer;
QMediaPlayerControl* m_mediaPlayerControl;
QVideoSurfaceFormat m_frameFormat;
QVideoFrame m_currentVideoFrame;
mutable MediaPlayer::NetworkState m_networkState;
mutable MediaPlayer::ReadyState m_readyState;
IntSize m_currentSize;
IntSize m_naturalSize;
bool m_isVisible;
bool m_isSeeking;
bool m_composited;
MediaPlayer::Preload m_preload;
mutable unsigned m_bytesLoadedAtLastDidLoadingProgress;
bool m_delayingLoad;
String m_mediaUrl;
bool m_suppressNextPlaybackChanged;
};
}
#endif // MediaPlayerPrivateQt_h
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