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lmms/include/LadspaBase.h
2014-11-26 01:12:22 +01:00

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2.3 KiB
C++

/*
* LadspaBase.h - basic declarations concerning LADSPA
*
* Copyright (c) 2006-2007 Danny McRae <khjklujn/at/users.sourceforge.net>
* Copyright (c) 2006-2014 Tobias Doerffel <tobydox/at/users.sourceforge.net>
*
* This file is part of LMMS - http://lmms.io
*
* 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 (see COPYING); if not, write to the
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA.
*
*/
#ifndef LADSPA_BASE_H
#define LADSPA_BASE_H
#include "LadspaManager.h"
#include "Plugin.h"
class LadspaControl;
typedef enum BufferRates
{
CHANNEL_IN,
CHANNEL_OUT,
AUDIO_RATE_INPUT,
AUDIO_RATE_OUTPUT,
CONTROL_RATE_INPUT,
CONTROL_RATE_OUTPUT
} buffer_rate_t;
typedef enum BufferData
{
TOGGLED,
INTEGER,
FLOATING,
TIME,
NONE
} buffer_data_t;
//! This struct is used to hold port descriptions internally
//! which where received from the ladspa plugin
typedef struct PortDescription
{
QString name;
ch_cnt_t proc;
uint16_t port_id;
uint16_t control_id;
buffer_rate_t rate;
buffer_data_t data_type;
float scale;
LADSPA_Data max;
LADSPA_Data min;
LADSPA_Data def;
LADSPA_Data value;
//! This is true iff ladspa suggests logscale
//! Note however that the model can still decide to use a linear scale
bool suggests_logscale;
LADSPA_Data * buffer;
LadspaControl * control;
} port_desc_t;
inline Plugin::Descriptor::SubPluginFeatures::Key ladspaKeyToSubPluginKey(
const Plugin::Descriptor * _desc,
const QString & _name,
const ladspa_key_t & _key )
{
Plugin::Descriptor::SubPluginFeatures::Key::AttributeMap m;
QString file = _key.first;
m["file"] = file.remove( QRegExp( "\\.so$" ) ).remove( QRegExp( "\\.dll$" ) );
m["plugin"] = _key.second;
return Plugin::Descriptor::SubPluginFeatures::Key( _desc, _name, m );
}
#endif