CLAM-Development
1.1
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00001 /* 00002 * Copyright (c) 2004 MUSIC TECHNOLOGY GROUP (MTG) 00003 * UNIVERSITAT POMPEU FABRA 00004 * 00005 * 00006 * This program is free software; you can redistribute it and/or modify 00007 * it under the terms of the GNU General Public License as published by 00008 * the Free Software Foundation; either version 2 of the License, or 00009 * (at your option) any later version. 00010 * 00011 * This program is distributed in the hope that it will be useful, 00012 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00014 * GNU General Public License for more details. 00015 * 00016 * You should have received a copy of the GNU General Public License 00017 * along with this program; if not, write to the Free Software 00018 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 00019 * 00020 */ 00021 00022 #ifndef __PORTAUDIOUTILS__ 00023 #define __PORTAUDIOUTILS__ 00024 00025 #include <portaudio.h> 00026 #include <cstdlib> 00027 #include <cstring> 00028 #include "Err.hxx" 00029 00030 namespace CLAM 00031 { 00032 00033 typedef int (*PortAudioCallback)( 00034 const void *inputBuffer, void *outputBuffer, 00035 unsigned long framesPerBuffer, 00036 const PaStreamCallbackTimeInfo *timeInfo, 00037 PaStreamCallbackFlags statusFlags, void *userData ) ; 00038 00039 00040 00041 class ErrPortAudio : public Err 00042 { 00043 public: 00044 ErrPortAudio( const char* msg ) throw(); 00045 00046 ErrPortAudio( const char* msg, PaError err ) throw(); 00047 00048 }; 00049 00050 #define CHECK_PA_ERROR( msg, errval ) if ( errval != paNoError) throw ErrPortAudio( msg, errval ); 00051 00052 00053 } 00054 00055 #endif // PortAudioUtils.hxx 00056