File: wahplugins.cc

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wah-plugins 0.1.0-4
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// -----------------------------------------------------------------------
//
//  Copyright (C) 2009-2014 Fons Adriaensen <fons@linuxaudio.org>
//    
//  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., 675 Mass Ave, Cambridge, MA 02139, USA.
//
// -----------------------------------------------------------------------


#include "autowah.h"


#define NMODS 1
#define VERSION "0.1.0"


static const char* maker = "Fons Adriaensen <fons@linuxaudio.org>";
static const char* copyr = "GPL";


static void connect (LADSPA_Handle H, unsigned long port, LADSPA_Data *data)
{
    ((LadspaPlugin *)H)->setport (port, data);
}

static void activate (LADSPA_Handle H)
{
    ((LadspaPlugin *)H)->active (true);
}

static void runplugin (LADSPA_Handle H, unsigned long k)
{
    ((LadspaPlugin *)H)->runproc (k, false);
}
/*
  static void runadding (LADSPA_Handle H, unsigned long k)
  {
  ((LadspaPlugin *)H)->runproc (k, true);
  }

  static void setadding (LADSPA_Handle H, LADSPA_Data gain)
  {
  ((LadspaPlugin *)H)->setgain (gain);
  }
*/
static void deactivate (LADSPA_Handle H)
{
    ((LadspaPlugin *)H)->active (false);
}

static void cleanup (LADSPA_Handle H)
{
    delete (LadspaPlugin *) H;
}

//-----------------------------------------------------------------------------------
// Plugin definitions


static const char* label1 = "autowah";
static const char* name1  = "Auto Wah";


static LADSPA_Handle create1 (const struct _LADSPA_Descriptor *desc, unsigned long rate)
{
    return new Ladspa_Autowah (rate);
}


static const LADSPA_PortDescriptor portdesc1 [Ladspa_Autowah::NPORT] = 
{
    LADSPA_PORT_INPUT  | LADSPA_PORT_AUDIO,
    LADSPA_PORT_OUTPUT | LADSPA_PORT_AUDIO,
    LADSPA_PORT_INPUT  | LADSPA_PORT_CONTROL,
    LADSPA_PORT_INPUT  | LADSPA_PORT_CONTROL,
    LADSPA_PORT_INPUT  | LADSPA_PORT_CONTROL,
    LADSPA_PORT_INPUT  | LADSPA_PORT_CONTROL,
    LADSPA_PORT_INPUT  | LADSPA_PORT_CONTROL
};


static const char * const portname1  [Ladspa_Autowah::NPORT] = 
{
    "Input",
    "Output",
    "Drive",
    "Decay",
    "Range",
    "Freq",
    "Mix"
};


static const LADSPA_PortRangeHint porthint1 [Ladspa_Autowah::NPORT] = 
{
    { 0, 0, 0 },
    { 0, 0, 0 },
    { LADSPA_HINT_BOUNDED_BELOW | LADSPA_HINT_BOUNDED_ABOVE | LADSPA_HINT_DEFAULT_MIDDLE, -20, 20 },
    { LADSPA_HINT_BOUNDED_BELOW | LADSPA_HINT_BOUNDED_ABOVE | LADSPA_HINT_DEFAULT_MIDDLE, 0, 1 },
    { LADSPA_HINT_BOUNDED_BELOW | LADSPA_HINT_BOUNDED_ABOVE | LADSPA_HINT_DEFAULT_MIDDLE, 0, 1 },
    { LADSPA_HINT_BOUNDED_BELOW | LADSPA_HINT_BOUNDED_ABOVE | LADSPA_HINT_DEFAULT_MIDDLE, 0, 1 },
    { LADSPA_HINT_BOUNDED_BELOW | LADSPA_HINT_BOUNDED_ABOVE | LADSPA_HINT_DEFAULT_MIDDLE, 0, 1 }
};


//-----------------------------------------------------------------------------------
// LADSPA interface

static const LADSPA_Descriptor moddescr [NMODS] =
{
    {
	1949,
	label1,
	LADSPA_PROPERTY_HARD_RT_CAPABLE,
	name1,
	maker,
	copyr,
	Ladspa_Autowah::NPORT,
	portdesc1,
	portname1,
	porthint1,
	0,
	create1,
	connect,
	activate,
	runplugin,
	0,
	0,
	deactivate,
	cleanup
    }
};


extern "C" const LADSPA_Descriptor *ladspa_descriptor (unsigned long i)
{
    if (i >= NMODS) return 0;
    return moddescr + i;
}

//-----------------------------------------------------------------------------------