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// -----------------------------------------------------------------------------
//
// Copyright (C) 2006-2018 Fons Adriaensen <fons@linuxaudio.org>
//
// 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., 675 Mass Ave, Cambridge, MA 02139, USA.
//
// -----------------------------------------------------------------------------
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "jclient.h"
#include "config.h"
extern Jclient *jclient;
extern unsigned int fragm;
static char *inp_name [Convproc::MAXINP];
static char *out_name [Convproc::MAXOUT];
static char *inp_conn [Convproc::MAXINP];
static char *out_conn [Convproc::MAXOUT];
int convnew (const char *line, int lnum)
{
unsigned int part;
float dens;
int r;
convproc = new Convproc;
if (!jackname [0]) strcpy (jackname, "jconvolver");
jclient = new Jclient (jackname, jackserv, convproc);
fsamp = jclient->fsamp ();
fragm = jclient->fragm ();
memset (inp_name, 0, Convproc::MAXINP * sizeof (char *));
memset (inp_conn, 0, Convproc::MAXINP * sizeof (char *));
memset (out_name, 0, Convproc::MAXOUT * sizeof (char *));
memset (out_conn, 0, Convproc::MAXOUT * sizeof (char *));
r = sscanf (line, "%u %u %u %u %f", &ninp, &nout, &part, &size, &dens);
if (r < 4) return ERR_PARAM;
if (r < 5) dens = 0;
if ((ninp == 0) || (ninp > Convproc::MAXINP))
{
fprintf (stderr, "Line %d: Number of inputs (%d) is out of range.\n", lnum, ninp);
return ERR_OTHER;
}
if ((nout == 0) || (nout > Convproc::MAXOUT))
{
fprintf (stderr, "Line %d: Number of outputs (%d) is out of range.\n", lnum, nout);
return ERR_OTHER;
}
if ((part & (part -1)) || (part < Convproc::MINPART) || (part > Convproc::MAXPART))
{
fprintf (stderr, "Line %d: Partition size (%d) is illegal.\n", lnum, part);
return ERR_OTHER;
}
if (part > Convproc::MAXDIVIS * fragm)
{
part = Convproc::MAXDIVIS * fragm;
fprintf (stderr, "Line %d: partition size adjusted to %d.\n", lnum, part);
}
if (part < fragm)
{
part = fragm;
fprintf (stderr, "Line %d: partition size adjusted to %d.\n", lnum, part);
}
if (size > MAXSIZE)
{
fprintf (stderr, "Line %d: Convolver size (%d) is out of range.\n", lnum, size);
return ERR_OTHER;
}
if ((dens < 0.0f) || (dens > 1.0f))
{
fprintf (stderr, "Line %d: Density parameter is out of range.\n", lnum);
return ERR_OTHER;
}
convproc->set_options (options);
if (convproc->configure (ninp, nout, size, fragm, part, Convproc::MAXPART, dens))
{
fprintf (stderr, "Can't initialise convolution engine.\n");
return ERR_OTHER;
}
return 0;
}
int inpname (const char *line)
{
unsigned int i, n;
char s [256];
if (sscanf (line, "%u %n", &i, &n) != 1) return ERR_PARAM;
if (--i >= ninp) return ERR_IONUM;
line += n;
n = sstring (line, s, 256);
if (n) inp_name [i] = strdup (s);
else return ERR_PARAM;
line += n;
n = sstring (line, s, 256);
inp_conn [i] = *s ? strdup (s) : 0;
return 0;
}
int outname (const char *line)
{
unsigned int i, n;
char s [256];
if (sscanf (line, "%u %n", &i, &n) != 1) return ERR_PARAM;
if (--i >= nout) return ERR_IONUM;
line += n;
n = sstring (line, s, 256);
if (n) out_name [i] = strdup (s);
else return ERR_PARAM;
line += n;
n = sstring (line, s, 256);
out_conn [i] = *s ? strdup (s) : 0;
return 0;
}
void makeports (void)
{
unsigned int i;
char s [16];
for (i = 0; i < ninp; i++)
{
if (inp_name [i])
{
jclient->add_input_port (inp_name [i], inp_conn [i]);
}
else
{
sprintf (s, "in-%d", i + 1);
jclient->add_input_port (s);
}
free (inp_name [i]);
free (inp_conn [i]);
}
for (i = 0; i < nout; i++)
{
if (out_name [i])
{
jclient->add_output_port (out_name [i], out_conn [i]);
}
else
{
sprintf (s, "out-%d", i + 1);
jclient->add_output_port (s);
}
free (out_name [i]);
free (out_conn [i]);
}
}
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