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/*
* Copyright (C) 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef MediaPlayerPrivateQuickTimeVisualContext_h
#define MediaPlayerPrivateQuickTimeVisualContext_h
#if ENABLE(VIDEO)
#include "MediaPlayerPrivate.h"
#include "Timer.h"
#include <CoreGraphics/CGAffineTransform.h>
#include <wtf/Forward.h>
#include <wtf/OwnPtr.h>
#include <wtf/RetainPtr.h>
#ifndef DRAW_FRAME_RATE
#define DRAW_FRAME_RATE 0
#endif
typedef struct CGImage *CGImageRef;
class QTMovie;
class QTMovieVisualContext;
class QTDecompressionSession;
namespace WebCore {
class GraphicsContext;
class IntSize;
class IntRect;
#if USE(ACCELERATED_COMPOSITING)
class PlatformCALayer;
class WKCAImageQueue;
#endif
class MediaPlayerPrivateQuickTimeVisualContext : public MediaPlayerPrivateInterface {
public:
static void registerMediaEngine(MediaEngineRegistrar);
~MediaPlayerPrivateQuickTimeVisualContext();
private:
MediaPlayerPrivateQuickTimeVisualContext(MediaPlayer*);
virtual bool supportsFullscreen() const;
virtual PlatformMedia platformMedia() const;
#if USE(ACCELERATED_COMPOSITING)
virtual PlatformLayer* platformLayer() const;
#endif
IntSize naturalSize() const;
bool hasVideo() const;
bool hasAudio() const;
void load(const String& url);
void cancelLoad();
void loadInternal(const String& url);
void resumeLoad();
void play();
void pause();
void prepareToPlay();
bool paused() const;
bool seeking() const;
float duration() const;
float currentTime() const;
void seek(float time);
void setRate(float);
void setVolume(float);
void setPreservesPitch(bool);
MediaPlayer::NetworkState networkState() const { return m_networkState; }
MediaPlayer::ReadyState readyState() const { return m_readyState; }
PassRefPtr<TimeRanges> buffered() const;
float maxTimeSeekable() const;
bool didLoadingProgress() const;
unsigned totalBytes() const;
void setVisible(bool);
void setSize(const IntSize&);
void loadStateChanged();
void didEnd();
void paint(GraphicsContext*, const IntRect&);
void paintCompleted(GraphicsContext&, const IntRect&);
bool hasSingleSecurityOrigin() const;
bool hasClosedCaptions() const;
void setClosedCaptionsVisible(bool);
void setPreload(MediaPlayer::Preload);
void updateStates();
void doSeek();
void cancelSeek();
void seekTimerFired(Timer<MediaPlayerPrivateQuickTimeVisualContext>*);
float maxTimeLoaded() const;
void sawUnsupportedTracks();
// engine support
static PassOwnPtr<MediaPlayerPrivateInterface> create(MediaPlayer*);
static void getSupportedTypes(HashSet<String>& types);
static MediaPlayer::SupportsType supportsType(const String& type, const String& codecs, const KURL&);
static bool isAvailable();
#if USE(ACCELERATED_COMPOSITING)
virtual bool supportsAcceleratedRendering() const;
virtual void acceleratedRenderingStateChanged();
#endif
enum MediaRenderingMode { MediaRenderingNone, MediaRenderingSoftwareRenderer, MediaRenderingMovieLayer };
MediaRenderingMode currentRenderingMode() const;
MediaRenderingMode preferredRenderingMode() const;
bool isReadyForRendering() const;
void setUpVideoRendering();
void tearDownVideoRendering();
bool hasSetUpVideoRendering() const;
void createLayerForMovie();
void destroyLayerForMovie();
void setUpCookiesForQuickTime(const String& url);
String rfc2616DateStringFromTime(CFAbsoluteTime);
void visualContextTimerFired(Timer<MediaPlayerPrivateQuickTimeVisualContext>*);
void retrieveCurrentImage();
virtual void setPrivateBrowsingMode(bool);
virtual String engineDescription() const { return "QuickTime"; }
class MovieClient;
friend class MovieClient;
OwnPtr<MovieClient> m_movieClient;
#if USE(ACCELERATED_COMPOSITING)
class LayerClient;
friend class LayerClient;
OwnPtr<LayerClient> m_layerClient;
#endif
class VisualContextClient;
friend class VisualContextClient;
OwnPtr<VisualContextClient> m_visualContextClient;
void retrieveAndResetMovieTransform();
virtual float mediaTimeForTimeValue(float) const;
MediaPlayer* m_player;
RefPtr<QTMovie> m_movie;
#if USE(ACCELERATED_COMPOSITING)
RefPtr<PlatformCALayer> m_qtVideoLayer;
RefPtr<PlatformCALayer> m_transformLayer;
OwnPtr<WKCAImageQueue> m_imageQueue;
OwnPtr<QTDecompressionSession> m_decompressionSession;
CGAffineTransform m_movieTransform;
#endif
RefPtr<QTMovieVisualContext> m_visualContext;
float m_seekTo;
Timer<MediaPlayerPrivateQuickTimeVisualContext> m_seekTimer;
Timer<MediaPlayerPrivateQuickTimeVisualContext> m_visualContextTimer;
IntSize m_size;
MediaPlayer::NetworkState m_networkState;
MediaPlayer::ReadyState m_readyState;
unsigned m_enabledTrackCount;
unsigned m_totalTrackCount;
bool m_hasUnsupportedTracks;
bool m_startedPlaying;
bool m_isStreaming;
bool m_visible;
bool m_newFrameAvailable;
bool m_delayingLoad;
String m_movieURL;
bool m_privateBrowsing;
MediaPlayer::Preload m_preload;
mutable float m_maxTimeLoadedAtLastDidLoadingProgress;
#if DRAW_FRAME_RATE
double m_frameCountWhilePlaying;
double m_timeStartedPlaying;
double m_timeStoppedPlaying;
#endif
};
}
#endif
#endif
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