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AudioIO.hpp

00001  /***********************************************************************
00002  *                                                                      *
00003  * ViTooKi                                                              *
00004  *                                                                      *
00005  * title: AudioIO.hpp                                                   *
00006  *                                                                      *
00007  *                                                                      *
00008  *                                                                      *
00009  * ITEC institute of the University of Klagenfurt (Austria)             *
00010  * http://www.itec.uni-klu.ac.at                                        *
00011  *                                                                      *
00012  *                                                                      *
00013  * For more information visit the ViTooKi homepage:                     *
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00016  * vitooki-devel@lists.sourceforge.net                                  *
00017  *                                                                      *
00018  * This file is part of ViTooKi, a free video toolkit.                  *
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00028  *                                                                      *
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00035 
00036  /***********************************************************************
00037  *                                                                      *
00038  *  REVISION HISTORY:                                                   *
00039  *                                                                      *
00040  *                                                                      *
00041  *                                                                      *
00042  ***********************************************************************/
00043 
00044 // AudioIO.hpp: Class for Audio output.
00045 //
00047 
00048 #ifdef ISOMP4
00049 #include "ISOMovies.h" //XXX for data types definition
00050 #endif
00051 
00052 #ifndef _AUDIO_HPP_
00053 #define _AUDIO_HPP_
00054 
00055 #if _MSC_VER > 1000
00056 #pragma once
00057 #endif // _MSC_VER > 1000
00058 
00059 #include "IO.hpp"
00060 #include "adaptors/ESSynchronizer.hpp"
00061 
00062 #include "AudioESInfo.hpp"
00063 #include "Frame.hpp"
00064 #include "adaptors/GlobalTimer.hpp"
00065 #include "Rtp.hpp"
00066 
00067 class Frame;
00068 class AudioESInfo;
00069 
00081 class AudioIO : public IO {
00082 public:
00083 
00084         AudioIO(AudioESInfo *es, ESSynchronizer *ess = NULL);
00085 
00086         virtual ~AudioIO();
00087 
00088         void setESInfo(ESInfo * es);
00089 
00090         ESInfo* getESInfo() { return (ESInfo*)es;};
00091 
00092         void setTicksPerSecond(u32 uiTicksPerSeconds);
00093   
00096         bool destroy();
00097         
00099         int getBufferFillLevel() const;
00100         
00102         const char *getURL() const;
00103         
00111         bool setToFrameNumber(u32 frameNumber) {
00112                 return false;
00113         };
00114         
00115         void setDimension();
00116         
00117         ESSynchronizer *getESSync() { return essync; };
00118         
00119         long getLastPTS() { return lastPTSseen; };
00120         
00121         void setLastPTS(long pts) { lastPTSseen = pts; };
00122         
00123         
00124 protected:
00125         ESSynchronizer *essync;
00126         const AudioESInfo *es;
00127         u32 muiTicksPerSecond;
00129         long lastPTSseen;
00130         bool firstFrame;
00131         long num_frames;
00132 };
00133 #endif