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2000733293
git-svn-id: https://lmms.svn.sf.net/svnroot/lmms/trunk/lmms@299 0778d3d1-df1d-0410-868b-ea421aaaa00d
168 lines
3.1 KiB
C++
168 lines
3.1 KiB
C++
/*
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* effect.h - base class for effects
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*
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* Copyright (c) 2006 Danny McRae <khjklujn/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., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*
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*/
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#ifndef _EFFECT_H
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#define _EFFECT_H
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#include "ladspa_manager.h"
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#ifdef LADSPA_SUPPORT
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include<qmutex.h>
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#include "qt3support.h"
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#include "engine.h"
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#include "ladspa_2_lmms.h"
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#include "mixer.h"
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#include "ladspa_control.h"
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typedef enum bufferRates
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{
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CHANNEL_IN,
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CHANNEL_OUT,
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AUDIO_RATE_INPUT,
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AUDIO_RATE_OUTPUT,
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CONTROL_RATE_INPUT,
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CONTROL_RATE_OUTPUT
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} buffer_rate_t;
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typedef enum bufferData
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{
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TOGGLED,
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INTEGER,
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FLOAT,
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NONE
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} buffer_data_t;
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typedef struct portDescription
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{
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QString name;
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ch_cnt_t proc;
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Uint16 port_id;
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Uint16 control_id;
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buffer_rate_t rate;
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buffer_data_t data_type;
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bool is_scaled;
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LADSPA_Data max;
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LADSPA_Data min;
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LADSPA_Data def;
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LADSPA_Data value;
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LADSPA_Data * buffer;
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ladspaControl * control;
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} port_desc_t;
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typedef vvector<port_desc_t *> multi_proc_t;
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class effect: public engineObject
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{
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public:
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effect( const ladspa_key_t & _key, engine * _engine );
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~effect();
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bool FASTCALL processAudioBuffer( surroundSampleFrame * _buf, const fpab_t _frames );
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void FASTCALL setControl( Uint16 _control, LADSPA_Data _data );
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inline const multi_proc_t & getControls( void )
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{
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return( m_controls );
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}
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inline ch_cnt_t getProcessorCount( void )
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{
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return( m_processors );
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}
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inline void setRunning( void )
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{
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m_bufferCount = 0;
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m_running = TRUE;
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};
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inline void setBypass( bool _mode )
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{
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m_bypass = _mode;
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}
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inline bool isRunning( void )
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{
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return( m_running );
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}
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inline void setTimeout( Uint32 _time_out )
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{
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m_silenceTimeout = _time_out;
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}
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inline void setWetDry( float _wet )
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{
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m_wetDry = _wet;
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}
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inline const QString & getName( void )
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{
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return( m_name );
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}
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void FASTCALL setGate( float _level );
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private:
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ladspa_key_t m_key;
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ladspa2LMMS * m_ladspa;
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QString m_name;
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ch_cnt_t m_processors;
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Uint16 m_effectChannels;
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Uint16 m_portCount;
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fpab_t m_bufferSize;
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const LADSPA_Descriptor * m_descriptor;
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vvector<LADSPA_Handle> m_handles;
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vvector<multi_proc_t> m_ports;
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multi_proc_t m_controls;
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effect * m_output;
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bool m_okay;
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bool m_noRun;
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bool m_running;
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bool m_bypass;
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Uint32 m_bufferCount;
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Uint32 m_silenceTimeout;
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float m_wetDry;
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float m_gate;
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QMutex m_processLock;
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};
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#endif
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#endif
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