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MediaPlayerPrivateGStreamerBase.h
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MediaPlayerPrivateGStreamerBase.h
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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, 2015, 2016 Igalia S.L
* Copyright (C) 2015, 2016 Metrological Group B.V.
*
* 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 MediaPlayerPrivateGStreamerBase_h
#define MediaPlayerPrivateGStreamerBase_h
#if ENABLE(VIDEO) && USE(GSTREAMER)
#include "GRefPtrGStreamer.h"
#include "MainThreadNotifier.h"
#include "MediaPlayerPrivate.h"
#include "PlatformLayer.h"
#include <glib.h>
#include <gst/gst.h>
#include <wtf/Condition.h>
#include <wtf/Forward.h>
#include <wtf/RunLoop.h>
#if USE(TEXTURE_MAPPER_GL)
#include "TextureMapperPlatformLayerProxyProvider.h"
#endif
typedef struct _GstStreamVolume GstStreamVolume;
typedef struct _GstVideoInfo GstVideoInfo;
typedef struct _GstGLContext GstGLContext;
typedef struct _GstGLDisplay GstGLDisplay;
namespace WebCore {
class BitmapTextureGL;
class GLContext;
class GraphicsContext;
class GraphicsContext3D;
class IntSize;
class IntRect;
class VideoTextureCopierGStreamer;
#if USE(TEXTURE_MAPPER_GL)
class TextureMapperPlatformLayerProxy;
#endif
void registerWebKitGStreamerElements();
class MediaPlayerPrivateGStreamerBase : public MediaPlayerPrivateInterface
#if USE(TEXTURE_MAPPER_GL)
, public PlatformLayer
#endif
{
public:
virtual ~MediaPlayerPrivateGStreamerBase();
FloatSize naturalSize() const override;
void setVolume(float) override;
float volume() const override;
#if USE(GSTREAMER_GL)
bool ensureGstGLContext();
static GstContext* requestGLContext(const gchar* contextType, MediaPlayerPrivateGStreamerBase*);
#endif
static bool initializeGStreamerAndRegisterWebKitElements();
bool supportsMuting() const override { return true; }
void setMuted(bool) override;
bool muted() const;
MediaPlayer::NetworkState networkState() const override;
MediaPlayer::ReadyState readyState() const override;
void setVisible(bool) override { }
void setSize(const IntSize&) override;
void sizeChanged();
void paint(GraphicsContext&, const FloatRect&) override;
bool hasSingleSecurityOrigin() const override { return true; }
virtual float maxTimeLoaded() const { return 0.0; }
bool supportsFullscreen() const override;
PlatformMedia platformMedia() const override;
MediaPlayer::MovieLoadType movieLoadType() const override;
virtual bool isLiveStream() const = 0;
MediaPlayer* mediaPlayer() const { return m_player; }
unsigned decodedFrameCount() const override;
unsigned droppedFrameCount() const override;
unsigned audioDecodedByteCount() const override;
unsigned videoDecodedByteCount() const override;
void acceleratedRenderingStateChanged() override;
#if USE(TEXTURE_MAPPER_GL)
PlatformLayer* platformLayer() const override { return const_cast<MediaPlayerPrivateGStreamerBase*>(this); }
#if PLATFORM(WIN_CAIRO)
// FIXME: Accelerated rendering has not been implemented for WinCairo yet.
bool supportsAcceleratedRendering() const override { return false; }
#else
bool supportsAcceleratedRendering() const override { return true; }
#endif
#endif
static bool supportsKeySystem(const String& keySystem, const String& mimeType);
static MediaPlayer::SupportsType extendedSupportsType(const MediaEngineSupportParameters&, MediaPlayer::SupportsType);
#if USE(GSTREAMER_GL)
bool copyVideoTextureToPlatformTexture(GraphicsContext3D*, Platform3DObject, GC3Denum, GC3Dint, GC3Denum, GC3Denum, GC3Denum, bool, bool) override;
NativeImagePtr nativeImageForCurrentTime() override;
#endif
void setVideoSourceOrientation(const ImageOrientation&);
GstElement* pipeline() const { return m_pipeline.get(); }
virtual bool handleSyncMessage(GstMessage*);
protected:
MediaPlayerPrivateGStreamerBase(MediaPlayer*);
virtual GstElement* createVideoSink();
#if USE(GSTREAMER_GL)
static GstFlowReturn newSampleCallback(GstElement*, MediaPlayerPrivateGStreamerBase*);
static GstFlowReturn newPrerollCallback(GstElement*, MediaPlayerPrivateGStreamerBase*);
void flushCurrentBuffer();
GstElement* createGLAppSink();
GstElement* createVideoSinkGL();
GstGLContext* gstGLContext() const { return m_glContext.get(); }
GstGLDisplay* gstGLDisplay() const { return m_glDisplay.get(); }
#endif
#if USE(TEXTURE_MAPPER_GL)
void updateTexture(BitmapTextureGL&, GstVideoInfo&);
RefPtr<TextureMapperPlatformLayerProxy> proxy() const override;
void swapBuffersIfNeeded() override;
void pushTextureToCompositor();
#endif
GstElement* videoSink() const { return m_videoSink.get(); }
void setStreamVolumeElement(GstStreamVolume*);
virtual GstElement* createAudioSink() { return 0; }
virtual GstElement* audioSink() const { return 0; }
void setPipeline(GstElement*);
void triggerRepaint(GstSample*);
void repaint();
void cancelRepaint();
static void repaintCallback(MediaPlayerPrivateGStreamerBase*, GstSample*);
static void repaintCancelledCallback(MediaPlayerPrivateGStreamerBase*);
void notifyPlayerOfVolumeChange();
void notifyPlayerOfMute();
static void volumeChangedCallback(MediaPlayerPrivateGStreamerBase*);
static void muteChangedCallback(MediaPlayerPrivateGStreamerBase*);
enum MainThreadNotification {
VideoChanged = 1 << 0,
VideoCapsChanged = 1 << 1,
AudioChanged = 1 << 2,
VolumeChanged = 1 << 3,
MuteChanged = 1 << 4,
#if ENABLE(VIDEO_TRACK)
TextChanged = 1 << 5,
#endif
SizeChanged = 1 << 6
};
Ref<MainThreadNotifier<MainThreadNotification>> m_notifier;
MediaPlayer* m_player;
GRefPtr<GstElement> m_pipeline;
GRefPtr<GstStreamVolume> m_volumeElement;
GRefPtr<GstElement> m_videoSink;
GRefPtr<GstElement> m_fpsSink;
MediaPlayer::ReadyState m_readyState;
mutable MediaPlayer::NetworkState m_networkState;
IntSize m_size;
mutable GMutex m_sampleMutex;
GRefPtr<GstSample> m_sample;
mutable FloatSize m_videoSize;
bool m_usingFallbackVideoSink { false };
bool m_renderingCanBeAccelerated { false };
Condition m_drawCondition;
Lock m_drawMutex;
RunLoop::Timer<MediaPlayerPrivateGStreamerBase> m_drawTimer;
#if USE(TEXTURE_MAPPER_GL)
RefPtr<GraphicsContext3D> m_context3D;
RefPtr<TextureMapperPlatformLayerProxy> m_platformLayerProxy;
#endif
#if USE(GSTREAMER_GL)
GRefPtr<GstGLContext> m_glContext;
GRefPtr<GstGLDisplay> m_glDisplay;
std::unique_ptr<VideoTextureCopierGStreamer> m_videoTextureCopier;
#endif
ImageOrientation m_videoSourceOrientation;
};
}
#endif // USE(GSTREAMER)
#endif