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/*
Copyright (C) 2001 Paul Davis
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser 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.
$Id: external_metro.h,v 1.3.2.1 2006/06/20 14:44:00 letz Exp $
*/
#ifndef __external_metro__
#define __external_metro__
#ifdef __cplusplus
extern "C"
{
#endif
#include <stdlib.h>
#include <stdio.h>
#include <errno.h>
#include <unistd.h>
#include <math.h>
#include <getopt.h>
#include <string.h>
#include <jack/jack.h>
#include <jack/transport.h>
typedef jack_default_audio_sample_t sample_t;
/*!
\brief A class to test external clients
*/
struct ExternalMetro {
jack_client_t *client;
jack_port_t *input_port;
jack_port_t *output_port;
unsigned long sr;
int freq;
int bpm;
jack_nframes_t tone_length, wave_length;
sample_t *wave;
double *amp;
long offset ;
ExternalMetro(int freq, double max_amp, int dur_arg, int bpm, const char* client_name = "metro");
virtual ~ExternalMetro();
static int process_audio (jack_nframes_t nframes, void* arg);
static void shutdown (void* arg);
};
#ifdef __cplusplus
}
#endif
#endif
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