postfish/multicompand.h

   1 /*
   2  *
   3  *  postfish
   4  *
   5  *      Copyright (C) 2002-2005 Monty and Xiph.Org
   6  *
   7  *  Postfish is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License as published by
   9  *  the Free Software Foundation; either version 2, or (at your option)
  10  *  any later version.
  11  *
  12  *  Postfish 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 Postfish; see the file COPYING.  If not, write to the
  19  *  Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
  20  *
  21  *
  22  */
  23
  24 #include "postfish.h"
  25
  26 #define multicomp_freqs_max 20
  27 #define multicomp_banks 3
  28
  29 static const int multicomp_freqs[multicomp_banks]={10,20,5};
  30 static const float multicomp_freq_list[multicomp_banks][multicomp_freqs_max+1]={
  31
  32   {31.5,63,125,250,500,1000,2000,4000,8000,16000,9e10},
  33
  34   {31.5,44,63,88,125,175,250,350,500,700,1000,1400,
  35      2000,2800,4000,5600,8000,11000,16000,20000,9e10},
  36
  37   {31.5,125,500,2000,8000,9e10},
  38
  39 };
  40
  41 static char * const multicomp_freq_labels[multicomp_banks][multicomp_freqs_max]={
  42   {"31.5","63","125","250","500","1k","2k","4k","8k","16k"},
  43   {"31.5","44","63","88","125","175","250","350","500","700","1k","1.4k",
  44    "2k","2.8k","4k","5.6k","8k","11k","16k","20k"},
  45   {"31.5","125","500","2k","8k"},
  46 };
  47
  48 typedef struct {
  49   sig_atomic_t static_o[multicomp_freqs_max];
  50   sig_atomic_t static_u[multicomp_freqs_max];
  51 } banked_multicompand_settings;
  52
  53 typedef struct {
  54
  55   banked_multicompand_settings bc[multicomp_banks];
  56
  57   sig_atomic_t over_mode;
  58   sig_atomic_t over_softknee;
  59   sig_atomic_t over_ratio;
  60   sig_atomic_t over_attack;
  61   sig_atomic_t over_decay;
  62   sig_atomic_t over_lookahead;
  63
  64   sig_atomic_t base_mode;
  65   sig_atomic_t base_attack;
  66   sig_atomic_t base_decay;
  67   sig_atomic_t base_ratio;
  68
  69   sig_atomic_t under_mode;
  70   sig_atomic_t under_softknee;
  71   sig_atomic_t under_ratio;
  72   sig_atomic_t under_attack;
  73   sig_atomic_t under_decay;
  74   sig_atomic_t under_lookahead;
  75
  76   sig_atomic_t active_bank;
  77
  78   sig_atomic_t panel_active;
  79   sig_atomic_t panel_visible;
  80 } multicompand_settings;
  81
  82 extern void multicompand_reset();
  83 extern int multicompand_load(int outch);
  84
  85 extern time_linkage *multicompand_read_channel(time_linkage *in);
  86 extern time_linkage *multicompand_read_master(time_linkage *in);
  87
  88 extern int pull_multicompand_feedback_channel(float **peak,float **rms,int *bands);
  89 extern int pull_multicompand_feedback_master(float **peak,float **rms,int *bands);
  90
  91 extern multicompand_settings multi_master_set;
  92 extern multicompand_settings *multi_channel_set;
  93
  94