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/* Rhythm estimation in real time -- PD wrapper
Copyright (C) 2000 Jarno Seppänen and Piotr Majdak
$Id: pd_rhythm_quantum.c,v 1.1 2002-11-19 11:39:55 ggeiger Exp $
This file is part of rhythm_estimator.
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.
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. */
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "m_pd.h"
#include "pd_rhythm_estimator.h"
#include "pd_rhythm_quantum.h"
#include "rhythm_quantum.h"
static t_class* pd_rhythm_quantum_class = NULL;
void
rhythm_quantum_setup (void)
{
pd_rhythm_quantum_class = class_new (gensym ("rhythm_quantum"),
(t_newmethod)pd_rhythm_quantum_new,
(t_method)pd_rhythm_quantum_free,
sizeof (pd_t_rhythm_quantum),
0,
A_DEFSYM, 0);
assert (pd_rhythm_quantum_class != NULL);
/* Set the callback for bang messages */
class_addbang (pd_rhythm_quantum_class, pd_rhythm_quantum_bang);
/* SET-Message */
class_addmethod(pd_rhythm_quantum_class,
(t_method)pd_rhythm_quantum_set,
gensym("set"),
A_SYMBOL, A_FLOAT, 0);
/* PRINT-Message */
class_addmethod(pd_rhythm_quantum_class,
(t_method)pd_rhythm_quantum_print,
gensym("print"),
0);
}
static void*
pd_rhythm_quantum_new (t_symbol* s)
{
pd_t_rhythm_quantum* x = NULL;
/* Allocate object struct */
x = (pd_t_rhythm_quantum*)pd_new (pd_rhythm_quantum_class);
assert (x != NULL);
/* Construct rhythm_quantum */
x->rhythm_quantum = rhythm_quantum_new ();
assert (x->rhythm_quantum != NULL);
rhythm_quantum_initialize (x->rhythm_quantum);
/* Initialize debug array */
pd_rhythm_quantum_array_initialize (x, s);
/* Create outlet(s) */
/* Bang message outlet */
outlet_new (&x->x_obj, gensym ("float"));
return x;
}
static void
pd_rhythm_quantum_free (pd_t_rhythm_quantum* x)
{
/* precondition(s) */
assert (x != NULL);
pd_rhythm_quantum_array_finish (x);
/* Destruct rhythm_quantum */
rhythm_quantum_finish (x->rhythm_quantum);
rhythm_quantum_delete (x->rhythm_quantum);
x->rhythm_quantum = NULL;
}
static void
pd_rhythm_quantum_bang (pd_t_rhythm_quantum* x)
{
float *vector;
unsigned len;
unsigned i;
#if RHYTHM_ESTIMATOR_DEBUG_PROFILE
double time;
#endif
/* precondition(s) */
assert (x != NULL);
/* Invoke rhythm_quantum onset event */
pd_rhythm_quantum_array_read(x, &vector, &len);
#if RHYTHM_ESTIMATOR_DEBUG_PROFILE
time = sys_getrealtime();
#endif
outlet_float(x->x_obj.ob_outlet,
rhythm_quantum_compute_quantum (x->rhythm_quantum, vector, len));
#if RHYTHM_ESTIMATOR_DEBUG_PROFILE
printf("quantum: Used time: %f\n", (sys_getrealtime()- time)*1000.);
#endif
/* FIXME - Only for debugging: copy error function to histogram array */
#if RHYTHM_ESTIMATOR_DEBUG_QUANTUM
for(i=0; i<x->rhythm_quantum->gcd_re_length; i++)
vector[i]=x->rhythm_quantum->gcd_remainder_error[i];
garray_redraw ((t_garray*)pd_findbyclass (x->array_symbol, garray_class));
#endif
}
static void
pd_rhythm_quantum_set (pd_t_rhythm_quantum* x,
t_symbol* s,
t_float value)
{
/* Format: s value */
if(strlen(s->s_name))
{
/* Check for IOI_RESOLUTION */
if (!strncmp( s->s_name, RHYTHM_ESTIMATOR_IOI_RESOLUTION_STR
, strlen(RHYTHM_ESTIMATOR_IOI_RESOLUTION_STR)))
{
/* rhythm_ioi_quantum_set_ioi_resolution(x, value);*/
x->rhythm_quantum->ioi_resolution =
ParameterCheck(RHYTHM_ESTIMATOR_IOI_RESOLUTION_STR,
value,
RHYTHM_ESTIMATOR_IOI_RESOLUTION_MIN,
RHYTHM_ESTIMATOR_IOI_RESOLUTION_MAX);
return;
}
else /* Check for MIN_QUANTUM */
if (!strncmp(s->s_name, RHYTHM_ESTIMATOR_MIN_QUANTUM_STR
, strlen(RHYTHM_ESTIMATOR_MIN_QUANTUM_STR)))
{
x->rhythm_quantum->min_quantum =
ParameterCheck(RHYTHM_ESTIMATOR_MIN_QUANTUM_STR,
value,
RHYTHM_ESTIMATOR_MIN_QUANTUM_MIN,
RHYTHM_ESTIMATOR_MIN_QUANTUM_MAX);
return;
}
else /* Check for MAX_QUANTUM */
if (!strncmp(s->s_name, RHYTHM_ESTIMATOR_MAX_QUANTUM_STR
, strlen(RHYTHM_ESTIMATOR_MAX_QUANTUM_STR)))
{
x->rhythm_quantum->max_quantum =
ParameterCheck(RHYTHM_ESTIMATOR_MAX_QUANTUM_STR,
value,
RHYTHM_ESTIMATOR_MAX_QUANTUM_MIN,
RHYTHM_ESTIMATOR_MAX_QUANTUM_MAX);
return;
}
else /* Check for GCD_PERC */
if (!strncmp(s->s_name,RHYTHM_QUANTUM_GCD_PERC_STR
, strlen(RHYTHM_QUANTUM_GCD_PERC_STR)))
{
x->rhythm_quantum->gcd_perc =
ParameterCheck(RHYTHM_QUANTUM_GCD_PERC_STR,
value,
RHYTHM_QUANTUM_GCD_PERC_MIN,
RHYTHM_QUANTUM_GCD_PERC_MAX);
return;
}
}
printf("Error, use format like: 'parameter value'\n");
printf("Valid 'parameter' for rhythm_quantum:\n ");
printf(RHYTHM_ESTIMATOR_IOI_RESOLUTION_STR);
printf("\n ");
printf(RHYTHM_ESTIMATOR_MIN_QUANTUM_STR);
printf("\n ");
printf(RHYTHM_ESTIMATOR_MAX_QUANTUM_STR);
printf("\n ");
printf(RHYTHM_QUANTUM_GCD_PERC_STR);
printf("\n\n");
}
static void
pd_rhythm_quantum_print (pd_t_rhythm_quantum* x)
{
printf("QUANTUM-Paramater:\n %s: %0.1f",
RHYTHM_ESTIMATOR_IOI_RESOLUTION_STR, x->rhythm_quantum->ioi_resolution);
printf("\n ");
printf("%s: %0.1f",RHYTHM_ESTIMATOR_MIN_QUANTUM_STR, x->rhythm_quantum->min_quantum);
printf("\n ");
printf("%s: %0.1f",RHYTHM_ESTIMATOR_MAX_QUANTUM_STR, x->rhythm_quantum->max_quantum);
printf("\n ");
printf("%s: %0.1f",RHYTHM_QUANTUM_GCD_PERC_STR,
x->rhythm_quantum->gcd_perc);
printf("\n\n");
}
static void
pd_rhythm_quantum_array_initialize (pd_t_rhythm_quantum* x,
t_symbol* s)
{
t_garray *a;
x->array_symbol = s;
/* Find the array by name */
a = (t_garray*)pd_findbyclass (x->array_symbol, garray_class);
if (a == 0)
{
if (s->s_name != NULL)
{
pd_error(x, "rhythm_quantum: %s: no such array",
x->array_symbol->s_name);
}
x->array_vec = 0;
}
/* Get array buffer length and pointer */
else if (!garray_getfloatarray (a, &x->array_nsampsintab, &x->array_vec))
{
error("rhythm_quantum: %s: bad array", x->array_symbol->s_name);
x->array_vec = 0;
}
else garray_usedindsp (a);
if (x->array_vec == NULL)
{
printf ("rhythm_quantum: array %s not given\n", x->array_symbol->s_name);
}
}
static void
pd_rhythm_quantum_array_read (pd_t_rhythm_quantum* x, float** vector,
unsigned* length)
{
t_garray *a;
/* Find the array by name and test if we still have an array */
a = (t_garray*)pd_findbyclass (x->array_symbol, garray_class);
if (a == 0)
{
if (x->array_symbol->s_name != NULL)
{
pd_error(x, "rhythm_quantum: %s: no such array",
x->array_symbol->s_name);
}
x->array_vec = 0;
}
/* Initialize array buffer length and pointer */
else if (!garray_getfloatarray (a, &x->array_nsampsintab, &x->array_vec))
{
error("rhythm_quantum: %s: bad array", x->array_symbol->s_name);
x->array_vec = 0;
}
else
{
garray_usedindsp (a);
*vector = x->array_vec;
*length = x->array_nsampsintab;
}
}
static void
pd_rhythm_quantum_array_finish (pd_t_rhythm_quantum* x)
{
}
/* EOF */
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