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+//
+// libavg - Media Playback Engine.
+// Copyright (C) 2003-2014 Ulrich von Zadow
+//
+// 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+//
+// Current versions can be found at www.libavg.de
+//
+
+#ifndef _VideoNode_H_
+#define _VideoNode_H_
+
+// Python docs say python.h should be included before any standard headers (!)
+#include "../api.h"
+#include "WrapPython.h"
+
+#include "Node.h"
+#include "RasterNode.h"
+
+#include "../base/GLMHelper.h"
+#include "../base/IFrameEndListener.h"
+#include "../base/UTF8String.h"
+
+#include "../video/VideoDecoder.h"
+
+namespace avg {
+
+class VideoDecoder;
+class TextureMover;
+typedef boost::shared_ptr<TextureMover> TextureMoverPtr;
+
+class AVG_API VideoNode: public RasterNode, IFrameEndListener
+{
+ public:
+ enum VideoAccelType {NONE, VDPAU};
+
+ static void registerType();
+
+ VideoNode(const ArgList& args);
+ virtual ~VideoNode();
+
+ virtual void connectDisplay();
+ virtual void connect(CanvasPtr pCanvas);
+ virtual void disconnect(bool bKill);
+
+ void play();
+ void stop();
+ void pause();
+
+ const UTF8String& getHRef() const;
+ void setHRef(const UTF8String& href);
+ float getVolume();
+ void setVolume(float volume);
+ float getFPS() const;
+ int getQueueLength() const;
+ void checkReload();
+
+ int getNumFrames() const;
+ int getCurFrame() const;
+ int getNumFramesQueued() const;
+ void seekToFrame(int frameNum);
+ std::string getStreamPixelFormat() const;
+ long long getDuration() const;
+ long long getVideoDuration() const;
+ long long getAudioDuration() const;
+ int getBitrate() const;
+ std::string getContainerFormat() const;
+ std::string getVideoCodec() const;
+ std::string getAudioCodec() const;
+ int getAudioSampleRate() const;
+ int getNumAudioChannels() const;
+
+ long long getCurTime() const;
+ void seekToTime(long long time);
+ bool getLoop() const;
+ bool isThreaded() const;
+ bool hasAudio() const;
+ bool hasAlpha() const;
+ void setEOFCallback(PyObject * pEOFCallback);
+ bool isAccelerated() const;
+
+ virtual void preRender(const VertexArrayPtr& pVA, bool bIsParentActive,
+ float parentEffectiveOpacity);
+ virtual void render();
+ virtual void onFrameEnd();
+
+ virtual IntPoint getMediaSize();
+
+ static VideoAccelType getVideoAccelConfig();
+
+ private:
+ bool renderFrame();
+ void seek(long long destTime);
+ void onEOF();
+ void updateStatusDueToDecoderEOF();
+ void dumpFramesTooLate();
+
+ void open();
+ void startDecoding();
+ void createTextures(IntPoint size);
+ void close();
+ enum VideoState {Unloaded, Paused, Playing};
+ void changeVideoState(VideoState NewVideoState);
+ PixelFormat getPixelFormat() const;
+ long long getNextFrameTime() const;
+ void exceptionIfNoAudio(const std::string& sFuncName) const;
+ void exceptionIfUnloaded(const std::string& sFuncName) const;
+
+ VideoState m_VideoState;
+
+ bool m_bFrameAvailable;
+ bool m_bFirstFrameDecoded;
+
+ UTF8String m_href;
+ std::string m_Filename;
+ bool m_bLoop;
+ bool m_bThreaded;
+ float m_FPS;
+ int m_QueueLength;
+ bool m_bEOFPending;
+ PyObject * m_pEOFCallback;
+ int m_FramesTooLate;
+ int m_FramesInRowTooLate;
+ int m_FramesPlayed;
+ bool m_bSeekPending;
+ long long m_SeekBeforeCanRenderTime;
+
+ long long m_StartTime;
+ long long m_PauseTime;
+ long long m_PauseStartTime;
+ float m_JitterCompensation;
+
+ VideoDecoder * m_pDecoder;
+ float m_Volume;
+ bool m_bUsesHardwareAcceleration;
+ bool m_bEnableSound;
+ int m_AudioID;
+
+ GLTexturePtr m_pTextures[4];
+};
+
+}
+
+#endif
+