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

   1 /*
   2  * JACK Rack
   3  *
   4  * Original:
   5  * Copyright (C) Robert Ham 2002, 2003 (node@users.sourceforge.net)
   6  *
   7  * Modification for MLT:
   8  * Copyright (C) 2004 Ushodaya Enterprises Limited
   9  * Author: Dan Dennedy <dan@dennedy.org>
  10  *
  11  * This program is free software; you can redistribute it and/or modify
  12  * it under the terms of the GNU General Public License as published by
  13  * the Free Software Foundation; either version 2 of the License, or
  14  * (at your option) any later version.
  15  *
  16  * This program is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  * GNU General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU General Public License
  22  * along with this program; if not, write to the Free Software
  23  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  24  */
  25
  26 #ifndef __JR_PLUGIN_H__
  27 #define __JR_PLUGIN_H__
  28
  29 #include <glib.h>
  30 #include <ladspa.h>
  31 #include <jack/jack.h>
  32
  33 #include "process.h"
  34 #include "plugin_desc.h"
  35
  36 typedef struct _ladspa_holder ladspa_holder_t;
  37 typedef struct _plugin plugin_t;
  38
  39 struct _ladspa_holder
  40 {
  41   LADSPA_Handle instance;
  42   lff_t * ui_control_fifos;
  43   LADSPA_Data * control_memory;
  44
  45   jack_port_t **             aux_ports;
  46 };
  47
  48 struct _plugin
  49 {
  50   plugin_desc_t *            desc;
  51   gint                       enabled;
  52
  53   gint                       copies;
  54   ladspa_holder_t *          holders;
  55   LADSPA_Data **             audio_input_memory;
  56   LADSPA_Data **             audio_output_memory;
  57
  58   gboolean                   wet_dry_enabled;
  59   /* 1.0 = all wet, 0.0 = all dry, 0.5 = 50% wet/50% dry */
  60   LADSPA_Data *              wet_dry_values;
  61   lff_t *                    wet_dry_fifos;
  62
  63   plugin_t *                 next;
  64   plugin_t *                 prev;
  65
  66   const LADSPA_Descriptor *  descriptor;
  67   void *                     dl_handle;
  68   struct _jack_rack *        jack_rack;
  69
  70 };
  71
  72 void       process_add_plugin            (process_info_t *, plugin_t *plugin);
  73 plugin_t * process_remove_plugin         (process_info_t *, plugin_t *plugin);
  74 void       process_ablise_plugin         (process_info_t *, plugin_t *plugin, gboolean able);
  75 void       process_ablise_plugin_wet_dry (process_info_t *, plugin_t *plugin, gboolean enable);
  76 void       process_move_plugin           (process_info_t *, plugin_t *plugin, gint up);
  77 plugin_t * process_change_plugin         (process_info_t *, plugin_t *plugin, plugin_t * new_plugin);
  78
  79 struct _jack_rack;
  80 struct _ui;
  81
  82 plugin_t * plugin_new (plugin_desc_t * plugin_desc, struct _jack_rack * jack_rack);
  83 void       plugin_destroy (plugin_t * plugin);
  84
  85 void plugin_connect_input_ports (plugin_t * plugin, LADSPA_Data ** inputs);
  86 void plugin_connect_output_ports (plugin_t * plugin);
  87
  88 #endif /* __JR_PLUGIN_H__ */