Marsyas
0.6.0-alpha
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00001 /* 00002 ** Copyright (C) 1998-2011 George Tzanetakis <gtzan@cs.uvic.ca> 00003 ** 00004 ** This program is free software; you can redistribute it and/or modify 00005 ** it under the terms of the GNU General Public License as published by 00006 ** the Free Software Foundation; either version 2 of the License, or 00007 ** (at your option) any later version. 00008 ** 00009 ** This program is distributed in the hope that it will be useful, 00010 ** but WITHOUT ANY WARRANTY; without even the implied warranty of 00011 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00012 ** GNU General Public License for more details. 00013 ** 00014 ** You should have received a copy of the GNU General Public License 00015 ** along with this program; if not, write to the Free Software 00016 ** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 00017 */ 00018 00019 00020 #ifndef MARSYAS_AUDIOSINK_BLOCKING_H 00021 #define MARSYAS_AUDIOSINK_BLOCKING_H 00022 00023 00024 #include <marsyas/common_header.h> 00025 00026 #include <marsyas/system/MarSystem.h> 00027 00028 00029 00030 00031 class RtAudio3; 00032 00033 00034 00035 namespace Marsyas 00036 { 00037 00038 00056 class AudioSinkBlocking:public MarSystem 00057 { 00058 private: 00059 RtAudio3 *audio_; 00060 00061 int bufferSize_; 00062 int rtSrate_; 00063 int rtChannels_; 00064 int srate_; 00065 unsigned int rtDevice_; 00066 00067 bool isInitialized_; 00068 bool stopped_; 00069 00070 mrs_natural nChannels_; 00071 mrs_real *data_; 00072 realvec reservoir_; 00073 mrs_natural reservoirSize_; 00074 mrs_natural preservoirSize_; 00075 mrs_natural pnChannels_; 00076 00077 mrs_natural start_; 00078 mrs_natural end_; 00079 mrs_natural diff_; 00080 mrs_natural rsize_; 00081 00082 void addControls(); 00083 void myUpdate(MarControlPtr sender); 00084 00085 void initRtAudio(); 00086 00087 void start(); 00088 void stop(); 00089 00090 void localActivate(bool state); 00091 00092 public: 00093 AudioSinkBlocking(std::string name); 00094 ~AudioSinkBlocking(); 00095 MarSystem* clone() const; 00096 00097 void myProcess(realvec& in, realvec& out); 00098 }; 00099 00100 }//namespace Marsyas 00101 00102 #endif 00103 00104 00105 00106 00107