research.m1stereo.tv/gitweb/ - melted/blob - src/modules/jackrack/plugin.h

   1 /*
   2  *   JACK Rack
   3  *
   4  *   Copyright (C) Robert Ham 2002, 2003 (node@users.sourceforge.net)
   5  *
   6  *   This program is free software; you can redistribute it and/or modify
   7  *   it under the terms of the GNU General Public License as published by
   8  *   the Free Software Foundation; either version 2 of the License, or
   9  *   (at your option) any later version.
  10  *
  11  *   This program is distributed in the hope that it will be useful,
  12  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *   GNU General Public License for more details.
  15  *
  16  *   You should have received a copy of the GNU General Public License
  17  *   along with this program; if not, write to the Free Software
  18  *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  19  */
  20
  21 #ifndef __JR_PLUGIN_H__
  22 #define __JR_PLUGIN_H__
  23
  24 #include <glib.h>
  25 #include <ladspa.h>
  26 #include <jack/jack.h>
  27
  28 #include "process.h"
  29 #include "plugin_desc.h"
  30
  31 typedef struct _ladspa_holder ladspa_holder_t;
  32 typedef struct _plugin plugin_t;
  33
  34 struct _ladspa_holder
  35 {
  36   LADSPA_Handle instance;
  37   lff_t * ui_control_fifos;
  38   LADSPA_Data * control_memory;
  39
  40   jack_port_t **             aux_ports;
  41 };
  42
  43 struct _plugin
  44 {
  45   plugin_desc_t *            desc;
  46   gint                       enabled;
  47
  48   gint                       copies;
  49   ladspa_holder_t *          holders;
  50   LADSPA_Data **             audio_input_memory;
  51   LADSPA_Data **             audio_output_memory;
  52
  53   gboolean                   wet_dry_enabled;
  54   /* 1.0 = all wet, 0.0 = all dry, 0.5 = 50% wet/50% dry */
  55   LADSPA_Data *              wet_dry_values;
  56   lff_t *                    wet_dry_fifos;
  57
  58   plugin_t *                 next;
  59   plugin_t *                 prev;
  60
  61   const LADSPA_Descriptor *  descriptor;
  62   void *                     dl_handle;
  63   struct _jack_rack *        jack_rack;
  64
  65 };
  66
  67 void       process_add_plugin            (process_info_t *, plugin_t *plugin);
  68 plugin_t * process_remove_plugin         (process_info_t *, plugin_t *plugin);
  69 void       process_ablise_plugin         (process_info_t *, plugin_t *plugin, gboolean able);
  70 void       process_ablise_plugin_wet_dry (process_info_t *, plugin_t *plugin, gboolean enable);
  71 void       process_move_plugin           (process_info_t *, plugin_t *plugin, gint up);
  72 plugin_t * process_change_plugin         (process_info_t *, plugin_t *plugin, plugin_t * new_plugin);
  73
  74 struct _jack_rack;
  75 struct _ui;
  76
  77 plugin_t * plugin_new (plugin_desc_t * plugin_desc, struct _jack_rack * jack_rack);
  78 void       plugin_destroy (plugin_t * plugin);
  79
  80 void plugin_connect_input_ports (plugin_t * plugin, LADSPA_Data ** inputs);
  81 void plugin_connect_output_ports (plugin_t * plugin);
  82
  83 #endif /* __JR_PLUGIN_H__ */