diff options
Diffstat (limited to 'src/player/SoundNode.h')
-rw-r--r-- | src/player/SoundNode.h | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/src/player/SoundNode.h b/src/player/SoundNode.h new file mode 100644 index 0000000..66f9308 --- /dev/null +++ b/src/player/SoundNode.h @@ -0,0 +1,100 @@ +// +// 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 _SoundNode_H_ +#define _SoundNode_H_ + +#include "../api.h" + +#include "AreaNode.h" + +#include "../base/IFrameEndListener.h" +#include "../base/UTF8String.h" + +namespace avg { + +class AsyncVideoDecoder; + +class AVG_API SoundNode : public AreaNode, IFrameEndListener +{ + public: + static void registerType(); + + SoundNode(const ArgList& args); + virtual ~SoundNode(); + + 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); + void checkReload(); + + long long getDuration() const; + std::string getAudioCodec() const; + int getAudioSampleRate() const; + int getNumAudioChannels() const; + + long long getCurTime() const; + void seekToTime(long long Time); + bool getLoop() const; + void setEOFCallback(PyObject * pEOFCallback); + + virtual void onFrameEnd(); + + private: + void seek(long long destTime); + void onEOF(); + + enum SoundState {Unloaded, Paused, Playing}; + void changeSoundState(SoundState newSoundState); + void open(); + void startDecoding(); + void close(); + void exceptionIfUnloaded(const std::string& sFuncName) const; + + UTF8String m_href; + std::string m_Filename; + bool m_bLoop; + PyObject * m_pEOFCallback; + long long m_SeekBeforeCanRenderTime; + + long long m_StartTime; + long long m_PauseTime; + long long m_PauseStartTime; + + AsyncVideoDecoder* m_pDecoder; + float m_Volume; + SoundState m_State; + int m_AudioID; +}; + +} + +#endif + |