meter.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 #ifndef CBOX_METER_H
  20 #define CBOX_METER_H
  21
  22 #include "recsrc.h"
  23
  24 struct cbox_meter
  25 {
  26     struct cbox_recorder recorder;
  27
  28     float volume[2]; // lowpassed squared
  29     float peak[2];
  30     float last_peak[2];
  31     int srate;
  32     int channels;
  33     int smpcounter;
  34 };
  35
  36 extern struct cbox_meter *cbox_meter_new(struct cbox_document *document, int srate);
  37
  38 #endif