jack_mixer.h

   1 /* -*- Mode: C ; c-basic-offset: 2 -*- */
   2 /*****************************************************************************
   3  *
   4  *   This file is part of jack_mixer
   5  *
   6  *   Copyright (C) 2006 Nedko Arnaudov <nedko@arnaudov.name>
   7  *
   8  *   This program is free software; you can redistribute it and/or modify
   9  *   it under the terms of the GNU General Public License as published by
  10  *   the Free Software Foundation; version 2 of the License
  11  *
  12  *   This program is distributed in the hope that it will be useful,
  13  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  *   GNU General Public License for more details.
  16  *
  17  *   You should have received a copy of the GNU General Public License
  18  *   along with this program; if not, write to the Free Software
  19  *   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  *****************************************************************************/
  22
  23 #ifndef JACK_MIXER_H__DAEB51D8_5861_40F2_92E4_24CA495A384D__INCLUDED
  24 #define JACK_MIXER_H__DAEB51D8_5861_40F2_92E4_24CA495A384D__INCLUDED
  25
  26 #ifdef SWIG
  27 %module jack_mixer_c
  28 %include "typemaps.i"
  29 %apply double *OUTPUT { double * left_ptr, double * right_ptr, double * mono_ptr };
  30 %{
  31 #include <stdbool.h>
  32 #include "jack_mixer.h"
  33 %}
  34 #endif
  35
  36 #include "scale.h"
  37
  38 typedef void * jack_mixer_t;
  39 typedef void * jack_mixer_channel_t;
  40 typedef void * jack_mixer_output_channel_t;
  41 typedef void * jack_mixer_threshold_t;
  42
  43 jack_mixer_t
  44 create(
  45   const char * jack_client_name_ptr,
  46   bool stereo);
  47
  48 void
  49 destroy(
  50   jack_mixer_t mixer);
  51
  52 unsigned int
  53 get_channels_count(
  54   jack_mixer_t mixer);
  55
  56 const char*
  57 get_client_name(
  58   jack_mixer_t mixer);
  59
  60 int
  61 get_last_midi_channel(
  62   jack_mixer_t mixer);
  63
  64 unsigned int
  65 set_last_midi_channel(
  66   jack_mixer_t mixer,
  67   int new_channel);
  68
  69 jack_mixer_channel_t
  70 add_channel(
  71   jack_mixer_t mixer,
  72   const char * channel_name,
  73   bool stereo);
  74
  75 const char *
  76 channel_get_name(
  77   jack_mixer_channel_t channel);
  78
  79 /* returned values are in dBFS */
  80 void
  81 channel_stereo_meter_read(
  82   jack_mixer_channel_t channel,
  83   double * left_ptr,
  84   double * right_ptr);
  85
  86 /* returned value is in dBFS */
  87 void
  88 channel_mono_meter_read(
  89   jack_mixer_channel_t channel,
  90   double * mono_ptr);
  91
  92 bool
  93 channel_is_stereo(
  94   jack_mixer_channel_t channel);
  95
  96 void
  97 channel_set_midi_change_callback(
  98   jack_mixer_channel_t channel,
  99   void (*midi_change_callback) (void*),
 100   void *user_data);
 101
 102 /* volume is in dBFS */
 103 void
 104 channel_volume_write(
 105   jack_mixer_channel_t channel,
 106   double volume);
 107
 108 double
 109 channel_volume_read(
 110   jack_mixer_channel_t channel);
 111
 112 void
 113 channels_volumes_read(jack_mixer_t mixer_ptr);
 114
 115 /* balance is from -1.0 (full left) to +1.0 (full right) */
 116 void
 117 channel_balance_write(
 118   jack_mixer_channel_t channel,
 119   double balance);
 120
 121 double
 122 channel_balance_read(
 123   jack_mixer_channel_t channel);
 124
 125 int
 126 channel_get_balance_midi_cc(
 127   jack_mixer_channel_t channel);
 128
 129 unsigned int
 130 channel_set_balance_midi_cc(
 131   jack_mixer_channel_t channel,
 132   int new_cc);
 133
 134 int
 135 channel_get_volume_midi_cc(
 136   jack_mixer_channel_t channel);
 137
 138 unsigned int
 139 channel_set_volume_midi_cc(
 140   jack_mixer_channel_t channel,
 141   int new_cc);
 142
 143 int
 144 channel_get_mute_midi_cc(
 145   jack_mixer_channel_t channel);
 146
 147 unsigned int
 148 channel_set_mute_midi_cc(
 149   jack_mixer_channel_t channel,
 150   int new_cc);
 151
 152 int
 153 channel_get_solo_midi_cc(
 154   jack_mixer_channel_t channel);
 155
 156 unsigned int
 157 channel_set_solo_midi_cc(
 158   jack_mixer_channel_t channel,
 159   int new_cc);
 160
 161 void
 162 channel_autoset_midi_cc(
 163   jack_mixer_channel_t channel);
 164
 165 void
 166 remove_channel(
 167   jack_mixer_channel_t channel);
 168
 169 void
 170 remove_channels(
 171   jack_mixer_t mixer);
 172
 173 /* returned value is in dBFS */
 174 double
 175 channel_abspeak_read(
 176   jack_mixer_channel_t channel);
 177
 178 void
 179 channel_abspeak_reset(
 180   jack_mixer_channel_t channel);
 181
 182 void
 183 channel_out_mute(
 184   jack_mixer_channel_t channel);
 185
 186 void
 187 channel_out_unmute(
 188   jack_mixer_channel_t channel);
 189
 190 bool
 191 channel_is_out_muted(
 192   jack_mixer_channel_t channel);
 193
 194 void
 195 channel_solo(
 196   jack_mixer_channel_t channel);
 197
 198 void
 199 channel_unsolo(
 200   jack_mixer_channel_t channel);
 201
 202 bool
 203 channel_is_soloed(
 204   jack_mixer_channel_t channel);
 205
 206 void
 207 channel_rename(
 208   jack_mixer_channel_t channel,
 209   const char * name);
 210
 211 void
 212 channel_set_midi_scale(
 213   jack_mixer_channel_t channel,
 214   jack_mixer_scale_t scale);
 215
 216 bool
 217 channel_get_midi_in_got_events(
 218   jack_mixer_channel_t channel);
 219
 220 jack_mixer_output_channel_t
 221 add_output_channel(
 222   jack_mixer_t mixer,
 223   const char * channel_name,
 224   bool stereo,
 225   bool system);
 226
 227 void
 228 remove_output_channel(
 229   jack_mixer_output_channel_t output_channel);
 230
 231 void
 232 output_channel_set_solo(
 233   jack_mixer_output_channel_t output_channel,
 234   jack_mixer_channel_t channel,
 235   bool solo_value);
 236
 237 void
 238 output_channel_set_muted(
 239   jack_mixer_output_channel_t output_channel,
 240   jack_mixer_channel_t channel,
 241   bool muted_value);
 242
 243 bool
 244 output_channel_is_muted(
 245   jack_mixer_output_channel_t output_channel,
 246   jack_mixer_channel_t channel);
 247
 248 bool
 249 output_channel_is_solo(
 250   jack_mixer_output_channel_t output_channel,
 251   jack_mixer_channel_t channel);
 252
 253 void
 254 output_channel_set_prefader(
 255   jack_mixer_output_channel_t output_channel,
 256   bool pfl_value);
 257
 258 bool
 259 output_channel_is_prefader(
 260   jack_mixer_output_channel_t output_channel);
 261
 262 #endif /* #ifndef JACK_MIXER_H__DAEB51D8_5861_40F2_92E4_24CA495A384D__INCLUDED */