PortAudioUtils.hxx

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/*
 * Copyright (c) 2004 MUSIC TECHNOLOGY GROUP (MTG)
 *                         UNIVERSITAT POMPEU FABRA
 *
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 */

#ifndef __PORTAUDIOUTILS__
#define __PORTAUDIOUTILS__

#include <portaudio.h>
#include <cstdlib>
#include <cstring>
#include "Err.hxx"

namespace CLAM
{

typedef int (*PortAudioCallback)(
           const void *inputBuffer, void *outputBuffer,
           unsigned long framesPerBuffer,
           const PaStreamCallbackTimeInfo *timeInfo, 
           PaStreamCallbackFlags statusFlags, void *userData ) ;



class ErrPortAudio : public Err
{
public:
        ErrPortAudio( const char* msg ) throw();

        ErrPortAudio( const char* msg, PaError err ) throw();

};

#define CHECK_PA_ERROR( msg, errval ) if ( errval != paNoError) throw ErrPortAudio( msg, errval );


}

#endif // PortAudioUtils.hxx

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