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d6262bb556
git-svn-id: https://lmms.svn.sf.net/svnroot/lmms/trunk/lmms@1097 0778d3d1-df1d-0410-868b-ea421aaaa00d
100 lines
2.1 KiB
C++
100 lines
2.1 KiB
C++
/*
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* audio_sdl.h - device-class that performs PCM-output via SDL
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*
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* Copyright (c) 2004-2008 Tobias Doerffel <tobydox/at/users.sourceforge.net>
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*
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* This file is part of Linux MultiMedia Studio - http://lmms.sourceforge.net
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this program (see COPYING); if not, write to the
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* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA.
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*
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*/
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#ifndef _AUDIO_SDL_H
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#define _AUDIO_SDL_H
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#include "lmmsconfig.h"
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#ifdef LMMS_HAVE_SDL_SDL_AUDIO_H
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#ifndef SDL_AUDIO_SUPPORT
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#define SDL_AUDIO_SUPPORT
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#endif
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#include LMMS_SDL_SDL_H
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#include LMMS_SDL_SDL_AUDIO_H
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#include "audio_device.h"
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class QLineEdit;
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class audioSDL : public audioDevice
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{
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public:
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audioSDL( bool & _success_ful, mixer * _mixer );
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virtual ~audioSDL();
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inline static QString name( void )
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{
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return( QT_TRANSLATE_NOOP( "setupWidget",
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"SDL (Simple DirectMedia Layer)" ) );
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}
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class setupWidget : public audioDevice::setupWidget
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{
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public:
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setupWidget( QWidget * _parent );
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virtual ~setupWidget();
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virtual void saveSettings( void );
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private:
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QLineEdit * m_device;
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} ;
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private:
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virtual void startProcessing( void );
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virtual void stopProcessing( void );
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virtual void applyQualitySettings( void );
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static void sdlAudioCallback( void * _udata, Uint8 * _buf, int _len );
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void sdlAudioCallback( Uint8 * _buf, int _len );
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SDL_AudioSpec m_audioHandle;
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surroundSampleFrame * m_outBuf;
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Uint8 * m_convertedBuf;
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int m_convertedBuf_pos;
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int m_convertedBuf_size;
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bool m_convertEndian;
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bool m_stopped;
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QSemaphore m_stop_semaphore;
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} ;
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#endif
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#endif
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