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// -----------------------------------------------------------------------------
//
// Copyright (C) 2006-2014 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 <unistd.h>
#include <stdlib.h>
#include <stdio.h>
#include <ctype.h>
#include <string.h>
#include <sys/mman.h>
#include <signal.h>
#include "jclient.h"
#include "config.h"
#if ZITA_CONVOLVER_MAJOR_VERSION < 3
#error "This program requires zita-convolver version 3 or higher."
#endif
static const char *clopt = "hvL:MVN:s:";
static const char *N_val = "jconvolver";
static const char *s_val = 0;
static unsigned int L_val = 0;
static bool M_opt = false;
static bool V_opt = false;
static bool v_opt = false;
static bool stop = false;
Convproc *convproc = 0;
unsigned int latency = 0;
unsigned int options = 0;
unsigned int fsamp = 0;
unsigned int fragm = 0;
unsigned int ninp = 0;
unsigned int nout = 0;
unsigned int size = 0;
Jclient *jclient = 0;
static void help (void)
{
fprintf (stderr, "\nJconvolver %s\n", VERSION);
fprintf (stderr, "(C) 2006-2014 Fons Adriaensen <fons@linuxaudio.org>\n\n");
fprintf (stderr, "Usage: jconvolver <options> <config file> {<connect file>}\n");
fprintf (stderr, "Options:\n");
fprintf (stderr, " -h Display this text\n");
fprintf (stderr, " -v Print partition list to stdout [off]\n");
fprintf (stderr, " -L <nframes> Try to compensate <nframes> latency\n");
fprintf (stderr, " -M Use the FFTW_MEASURE option [off]\n");
fprintf (stderr, " -V Use vector mode processing [off]\n");
fprintf (stderr, " -N <name> Name to use as JACK client [jconvolver]\n");
fprintf (stderr, " -s <server> Jack server name\n");
exit (1);
}
static void procoptions (int ac, char *av [], const char *where)
{
int k;
optind = 1;
opterr = 0;
while ((k = getopt (ac, av, (char *) clopt)) != -1)
{
if (optarg && (*optarg == '-'))
{
fprintf (stderr, "\n%s\n", where);
fprintf (stderr, " Missing argument for '-%c' option.\n", k);
fprintf (stderr, " Use '-h' to see all options.\n");
exit (1);
}
switch (k)
{
case 'h' : help (); exit (0);
case 'v' : v_opt = true; break;
case 'L' : L_val = atoi (optarg); break;
case 'M' : M_opt = true; break;
case 'V' : V_opt = true; break;
case 'N' : N_val = optarg; break;
case 's' : s_val = optarg; break;
case '?':
fprintf (stderr, "\n%s\n", where);
if (optopt != ':' && strchr (clopt, optopt))
{
fprintf (stderr, " Missing argument for '-%c' option.\n", optopt);
}
else if (isprint (optopt))
{
fprintf (stderr, " Unknown option '-%c'.\n", optopt);
}
else
{
fprintf (stderr, " Unknown option character '0x%02x'.\n", optopt & 255);
}
fprintf (stderr, " Use '-h' to see all options.\n");
exit (1);
default:
abort ();
}
}
}
static void sigint_handler (int)
{
stop = true;
}
int main (int ac, char *av [])
{
unsigned int k;
if (zita_convolver_major_version () != ZITA_CONVOLVER_MAJOR_VERSION)
{
fprintf (stderr, "Zita-convolver does not match compile-time version.\n");
return 1;
}
if (mlockall (MCL_CURRENT | MCL_FUTURE))
{
fprintf (stderr, "Warning: ");
perror ("mlockall:");
}
procoptions (ac, av, "On command line:");
if (ac <= optind) help ();
convproc = new Convproc;
jclient = new Jclient (N_val, s_val, convproc);
fsamp = jclient->fsamp ();
fragm = jclient->fragm ();
if ((fragm < Convproc::MINQUANT) || (fragm > Convproc::MAXQUANT))
{
fprintf (stderr, "Jack period must be in the range %d...%d\n",
Convproc::MINQUANT, Convproc::MAXQUANT);
delete jclient;
delete convproc;
return 1;
}
if (fragm & (fragm - 1))
{
fprintf (stderr, "Jack period must be a power of 2\n");
delete jclient;
delete convproc;
return 1;
}
if (M_opt) options |= Convproc::OPT_FFTW_MEASURE;
if (V_opt) options |= Convproc::OPT_VECTOR_MODE;
latency = L_val;
if (config (av [optind]))
{
delete jclient;
delete convproc;
return 1;
}
if (v_opt) convproc->print ();
makeports ();
jclient->start ();
signal (SIGINT, sigint_handler);
while (! stop)
{
usleep (100000);
k = jclient->flags ();
if (k & Jclient::FL_EXIT)
{
puts ("Zombified by Jack, exiting.");
stop = true;
}
if (k & Jclient::FL_BUFF)
{
puts ("Jack buffer size change, exiting.");
stop = true;
}
if (k & Convproc::FL_LOAD)
{
puts ("CPU overload, exiting.");
stop = true;
}
if (k & Convproc::FL_LATE)
{
printf ("Computation threads are late (%04x).\n", k & Convproc::FL_LATE);
}
}
jclient->stop ();
delete jclient;
delete convproc;
return 0;
}
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