eq.h

   1 /*
   2 Calf Box, an open source musical instrument.
   3 Copyright (C) 2010-2011 Krzysztof Foltman
   4
   5 This program is free software: you can redistribute it and/or modify
   6 it under the terms of the GNU General Public License as published by
   7 the Free Software Foundation, either version 3 of the License, or
   8 (at your option) any later version.
   9
  10 This program is distributed in the hope that it will be useful,
  11 but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 GNU General Public License for more details.
  14
  15 You should have received a copy of the GNU General Public License
  16 along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17 */
  18
  19 #include <glib.h>
  20
  21 struct eq_band
  22 {
  23     gboolean active;
  24     float center;
  25     float q;
  26     float gain;
  27 };
  28
  29 extern float cbox_eq_get_band_param(const char *cfg_section, int band, const char *param, float defvalue);
  30 extern float cbox_eq_get_band_param_db(const char *cfg_section, int band, const char *param, float defvalue);
  31 extern void cbox_eq_reset_bands(struct cbox_biquadf_state (*state)[2], int bands);