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#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <ctype.h>
#include <string.h>
#define FLAC_OUTPUT_BUF_LENGTH 160
#define PRINTOUT_INTERVAL 0.5
void
strip_nulls(char* input, int len) {
int i;
for (i = 0; i < len; i++) {
if (input[i] == '\0') {
input[i] = ' ';
}
}
}
int
flac_read_stat (unsigned int *current) {
char temp[FLAC_OUTPUT_BUF_LENGTH];
int bytes_read;
char *p;
char *q;
/* Grab new ouput from 'flac' */
bytes_read = read (0, (void *) temp, sizeof (temp));
if (bytes_read) {
/* strip_nulls(temp, bytes_read); */
if (p = (char *)strstr(temp, "wav: ")) {
/* we found the string we need */
p += 5;
if (q = (char *)strchr(p, '%')) {
*q = '\0'; /* terminate */
*current = atoi(p);
return (0);
}
}
}
return (-1);
}
int
main (int argc, char **argv) {
unsigned int current = 0;
while (1) {
if (flac_read_stat (¤t) == 0)
/* print message in form [P 0.xxxxx]\n */
printf ("[P %f]\n", (double) current / 100.0 );
usleep (PRINTOUT_INTERVAL * 1000000);
}
}
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