#include <sys/soundcard.h>
#include <stdint.h>

#define MYNAME "ctronome"
#define VERSION "0.5.5"
#define CREDITS "homepage: http://ctronome.kign.org/\n"

/* set up these three variables to your system */
static char *metronomewav1 = "/usr/local/share/ctronome/metronome1.wav\0";
static char *metronomewav2 = "/usr/local/share/ctronome/metronome2.wav\0";
static char *dspdev = "/dev/dsp\0";

/* means: 1/4, 1/8 etc. */
static int default_base_note = 4;

char *programfile;

#define HELP "usage: ctronome <parameters>\n\
               valid parameters are:\n\
                -b <bpm>            beat per minute\n\
                -t <bpt>            beat per tact\n\
                -p <filename>       program file\n\
                -c <count>          play tact/program <count> times then exit\n\
                -w1 <filename>      wav to use for first beat of tact\n\
                -w2 <filename>      wav to use for other beat of tact\n\
                -d <device>         dsp device\n\
                -h                  display this help screen\n\
                -v                  print version\n\
           e.g: ctronome -b 60 -t 4\n\
           for defaults/limits and required WAV format see README\n"

/* my lazy type definitions */
typedef uint32_t DWORD;
typedef uint16_t WORD;
typedef uint8_t BYTE;
typedef DWORD dword;
typedef WORD word;
typedef BYTE byte;

word dsp_channels;
dword dsp_speed;
word dsp_format;
byte dsp_depth;

static int count = 1; /* tact counter */
static int pcount = 1; /* repeat tact/program pcount times then exit 0 = endless */
static int pdecrease = 0;

static int bpm[2] = {60,4}; /* 60 bpm is given for 1/4 notes */
static int bpt[2] = {1,4}; /* beat per tact */
static byte slash = 47; /* the / character */
static byte hashmark = 35; /* the # character */
static byte space = 32; /* the   character */

int dsp_init(byte *,word,word,dword);
void next_program(FILE *); /* process the next line of program */
void parm_init(int, char *[]);
void dsp_close(byte);
void dsp_write(byte, byte *, dword);

byte debug;