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Diffstat (limited to 'src/player/VideoNode.h')
-rw-r--r-- | src/player/VideoNode.h | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/src/player/VideoNode.h b/src/player/VideoNode.h new file mode 100644 index 0000000..2ae2caf --- /dev/null +++ b/src/player/VideoNode.h @@ -0,0 +1,157 @@ +// +// 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 + |