aboutsummaryrefslogtreecommitdiff
path: root/formant~
diff options
context:
space:
mode:
authorHans-Christoph Steiner <eighthave@users.sourceforge.net>2011-07-31 03:59:16 +0000
committerIOhannes m zmölnig <zmoelnig@iem.at>2015-10-14 15:23:30 +0200
commitd145fa6f792d6c44da2feec90507adb94e40323e (patch)
treeae3aaf213dbb4273331745802ef1259dce8e2986 /formant~
parent67af8f6b3f179d5b4ba0747ab971abbeecbedd45 (diff)
got everything building using the template Makefile
svn path=/trunk/externals/unauthorized/; revision=15173
Diffstat (limited to 'formant~')
-rw-r--r--formant~/INSTALL9
-rw-r--r--formant~/formant~-help.pd56
-rw-r--r--formant~/formant~.c253
3 files changed, 0 insertions, 318 deletions
diff --git a/formant~/INSTALL b/formant~/INSTALL
deleted file mode 100644
index bcbc08b..0000000
--- a/formant~/INSTALL
+++ /dev/null
@@ -1,9 +0,0 @@
-untar in /my/pd/dir/externs
-
-cd /my/pd/dir/externs/formant~
-
-make
-
-make install
-
-you're set !!
diff --git a/formant~/formant~-help.pd b/formant~/formant~-help.pd
deleted file mode 100644
index c8102b4..0000000
--- a/formant~/formant~-help.pd
+++ /dev/null
@@ -1,56 +0,0 @@
-#N canvas 190 63 711 524 10;
-#X msg 172 385 \; pd dsp 1;
-#X msg 238 385 \; pd dsp 0;
-#X floatatom 150 58 10 0 0;
-#X floatatom 232 121 5 0 0;
-#X floatatom 190 93 5 0 0;
-#X floatatom 295 140 5 0 0;
-#X text 149 42 Size of the synthetized sound;
-#X text 189 78 Central frequency;
-#X text 232 104 Filter width;
-#X text 294 125 Skirt width ( "largeur de jupe" in french );
-#X msg 114 136 bang;
-#X text 99 13 Formant synthesis as described by JP Smets;
-#X floatatom 340 159 5 0 0;
-#X text 382 158 Time Stretch;
-#X obj 333 390 dac~;
-#X obj 303 244 delay 200;
-#X floatatom 364 244 5 0 0;
-#X obj 368 298 f;
-#X floatatom 367 343 5 0 0;
-#X obj 446 297 loadbang;
-#X text 323 217 Theoretically \, a singing voice is a combination of
-formants but you have to set right frequencies;
-#X msg 406 298 2500;
-#X obj 367 320 + 100;
-#X obj 121 263 formant~ 10000 2600 50 25;
-#X obj 303 263 formant~ 10000 1750 70 25;
-#X obj 199 319 formant~ 20000 4500 60 25;
-#X obj 466 263 formant~ 10000 1200 30 45;
-#X connect 2 0 23 1;
-#X connect 3 0 23 3;
-#X connect 4 0 23 2;
-#X connect 5 0 23 4;
-#X connect 10 0 15 0;
-#X connect 10 0 23 0;
-#X connect 10 0 26 0;
-#X connect 12 0 23 5;
-#X connect 15 0 24 0;
-#X connect 16 0 15 1;
-#X connect 17 0 22 0;
-#X connect 17 0 25 2;
-#X connect 19 0 21 0;
-#X connect 21 0 17 1;
-#X connect 22 0 17 1;
-#X connect 22 0 18 0;
-#X connect 23 0 14 0;
-#X connect 23 0 14 1;
-#X connect 23 1 17 0;
-#X connect 23 1 25 0;
-#X connect 24 0 14 1;
-#X connect 24 0 14 0;
-#X connect 25 0 14 1;
-#X connect 25 0 14 0;
-#X connect 25 1 10 0;
-#X connect 26 0 14 1;
-#X connect 26 0 14 0;
diff --git a/formant~/formant~.c b/formant~/formant~.c
deleted file mode 100644
index 686974b..0000000
--- a/formant~/formant~.c
+++ /dev/null
@@ -1,253 +0,0 @@
-/* ------------------------ formant~ ------------------------------------------ */
-/* */
-/* Tilde object to produce formant synthesis. */
-/* By using several ones, you should be able to generate voice sounds. */
-/* Written by Yves Degoyon ( ydegoyon@free.fr ) */
-/* */
-/* This program is free software; you can redistribute it and/or */
-/* modify it under the terms of the GNU General Public License */
-/* as published by the Free Software Foundation; either version 2 */
-/* of the License, or (at your option) any later version. */
-/* */
-/* See file LICENSE for further informations on licensing terms. */
-/* */
-/* This program is distributed in the hope that it will be useful, */
-/* but WITHOUT ANY WARRANTY; without even the implied warranty of */
-/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the */
-/* GNU General Public License for more details. */
-/* */
-/* You should have received a copy of the GNU General Public License */
-/* along with this program; if not, write to the Free Software */
-/* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
-/* */
-/* Based on PureData by Miller Puckette and others. */
-/* Also inspired by an article by Jean-Paul Smets - Solanes */
-/* */
-/* ---------------------------------------------------------------------------- */
-
-
-
-#include <sys/types.h>
-#include <string.h>
-#include <stdio.h>
-#include <errno.h>
-#include <stdlib.h>
-#include <fcntl.h>
-#include <sys/stat.h>
-#ifndef __APPLE__
-#include <malloc.h>
-#endif
-#include <ctype.h>
-#ifdef UNIX
-#include <unistd.h>
-#endif
-#ifdef NT
-#define M_PI 3.14159265358979323846
-#endif
-#include <math.h>
-
-#include <m_pd.h> /* standard pd stuff */
-
-static char *formant_version = "formant~: formant synthesis version 0.1, written by Yves Degoyon";
-
-
-static t_class *formant_class;
-
-typedef struct _formant
-{
- t_object x_obj;
-
- t_int x_size; /* size of the sample */
- t_float x_central_freq; /* central frequency of the filter */
- t_float x_filter_width; /* width of the filter */
- t_float x_skirt_width; /* width of the skirt */
- t_float x_samplerate; /* sample rate */
- t_float x_time_stretch; /* time stretch */
- t_int x_readpos; /* data's reading position */
- t_int x_play; /* playing on/off flag */
- t_outlet *x_end; /* outlet for outputing a bang at the end */
- t_float x_gendata; /* flag to avoid reading data during generation ( might be null )*/
- t_float* x_data; /* sample containing formant synthesis*/
-
-} t_formant;
-
- /* clean up */
-static void formant_free(t_formant *x)
-{
- if ( x->x_data != NULL ) {
- freebytes(x->x_data, x->x_size*sizeof(float) );
- x->x_data = NULL;
- }
-}
-
- /* generate sample data */
-static t_int formant_gendata(t_formant *x)
-{
- t_float t, b, fs;
-
- if ( x->x_size <= 0 || x->x_central_freq <= 0 || x->x_filter_width <= 0 || x->x_skirt_width <= 0 ) {
- error( "formant~ : error generating data : negative or null parameter(s)" );
- return -1;
- }
-
- x->x_gendata = 1;
-
- /* freeing data */
- formant_free( x );
- if ( !( x->x_data = (float*) getbytes( x->x_size*sizeof(float) ) ) ) {
- post( "formant~ : error generating data : cannot allocate table" );
- return -1;
- }
-
- fs = 0;
- while( fs < x->x_size-1 ) {
- t = (fs/x->x_samplerate) * x->x_time_stretch; /* time taken from zero */
- b = M_PI / x->x_skirt_width ;
- if ( t < b ) {
- *(x->x_data+(int)fs) = 0.5*(1-cos(x->x_skirt_width*t))*exp(- x->x_filter_width*t )*sin( x->x_central_freq*t);
- } else {
- *(x->x_data+(int)fs) = exp(- x->x_filter_width*t )*sin( x->x_central_freq*t);
- }
- fs++;
- }
-
- /* everything went fine */
- x->x_gendata = 0;
- return 0;
-}
-
- /* generates a formant */
-static t_int *formant_perform(t_int *w)
-{
- t_formant *x = (t_formant *)(w[1]);
- t_float *out = (t_float *)(w[2]);
- int n = (int)(w[3]); /* number of samples */
-
- while (n--) {
- if ( !x->x_gendata && x->x_play) {
- *out=*(x->x_data+x->x_readpos);
- x->x_readpos = (x->x_readpos+1)%x->x_size;
- if ( x->x_readpos == 0 ) {
- x->x_play=0;
- outlet_bang(x->x_end);
- }
- } else {
- *out=0.0;
- }
- out++;
- }
- return (w+4);
-}
-
-static void formant_dsp(t_formant *x, t_signal **sp)
-{
- dsp_add(formant_perform, 3, x, sp[0]->s_vec, sp[0]->s_n);
-}
-
- /* replay the sample */
-static void formant_bang(t_formant *x, t_floatarg fsize)
-{
- x->x_play=1;
- x->x_readpos=0;
-}
-
- /* set size of the sample */
-static void formant_size(t_formant *x, t_floatarg fsize)
-{
- if ( fsize <= 0 ) {
- post( "formant~ : error : sample size should be >0" );
- return;
- }
- x->x_size = fsize;
- formant_gendata( x );
-}
-
- /* set central frequency of the formant */
-static void formant_central_freq(t_formant *x, t_floatarg ffreq)
-{
- if ( ffreq <= 0 ) {
- post( "formant~ : error : filter central frequency should be >0" );
- return;
- }
- x->x_central_freq = ffreq;
- formant_gendata( x );
-}
-
- /* set filter width of the formant */
-static void formant_filter_width(t_formant *x, t_floatarg fwidth)
-{
- if ( fwidth <= 0 ) {
- post( "formant~ : error : filter width should be >0" );
- return;
- }
- x->x_filter_width = fwidth;
- formant_gendata( x );
-}
-
- /* set skirt width of the formant */
-static void formant_skirt_width(t_formant *x, t_floatarg swidth)
-{
- if ( swidth <= 0 ) {
- post( "formant~ : error : skirt width should be >0" );
- return;
- }
- x->x_skirt_width = swidth;
- formant_gendata( x );
-}
-
- /* set time stretch factor */
-static void formant_time_stretch(t_formant *x, t_floatarg fstretch)
-{
- if ( fstretch <= 0 ) {
- post( "formant~ : error : time stretch should be >0" );
- return;
- }
- x->x_time_stretch = fstretch;
- formant_gendata( x );
-}
-
-static void *formant_new(t_floatarg fsize, t_floatarg ffreq, t_floatarg ffwidth, t_floatarg fswidth)
-{
- t_formant *x = (t_formant *)pd_new(formant_class);
- outlet_new(&x->x_obj, &s_signal);
-
- if ( fsize <= 0 || ffreq <= 0 || ffwidth <= 0 || fswidth <= 0 ) {
- error( "formant~ : missing or negative creation arguments" );
- return NULL;
- }
-
- x->x_size = fsize;
- x->x_central_freq = ffreq;
- x->x_filter_width = ffwidth;
- x->x_skirt_width = fswidth;
- x->x_readpos = 0;
- x->x_data = NULL;
- x->x_time_stretch = 1.0;
- x->x_samplerate = sys_getsr();
- inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_float, gensym("size"));
- inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_float, gensym("freq"));
- inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_float, gensym("fwidth"));
- inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_float, gensym("swidth"));
- inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_float, gensym("stretch"));
- x->x_end = outlet_new( &x->x_obj, &s_bang );
- if ( formant_gendata( x ) ) {
- post( "formant~ : error generating data" );
- return NULL;
- } else {
- return(x);
- }
-}
-
-void formant_tilde_setup(void)
-{
- post(formant_version);
- formant_class = class_new(gensym("formant~"), (t_newmethod)formant_new, (t_method)formant_free,
- sizeof(t_formant), 0, A_DEFFLOAT, A_DEFFLOAT, A_DEFFLOAT, A_DEFFLOAT, 0);
- class_addmethod(formant_class, (t_method)formant_dsp, gensym("dsp"), 0);
- class_addmethod(formant_class, (t_method)formant_size, gensym("size"), A_FLOAT, 0);
- class_addmethod(formant_class, (t_method)formant_bang, gensym("bang"), 0);
- class_addmethod(formant_class, (t_method)formant_central_freq, gensym("freq"), A_FLOAT, 0);
- class_addmethod(formant_class, (t_method)formant_filter_width, gensym("fwidth"), A_FLOAT, 0);
- class_addmethod(formant_class, (t_method)formant_skirt_width, gensym("swidth"), A_FLOAT, 0);
- class_addmethod(formant_class, (t_method)formant_time_stretch, gensym("stretch"), A_FLOAT, 0);
-}