static void
parse_cddb (cdda_t *cd)
{
cddb_disc_t *disc;
cddb_conn_t *conn;
int res;
if (!cd)
return;
libcddb_init ();
conn = cddb_new ();
disc = cddb_disc_new ();
cddb_disc_set_category_str (disc, "misc");
cddb_disc_set_discid (disc, cd->id);
res = cddb_read (conn, disc);
if (!res)
goto err_cddb_read;
cd_get_metadata (cd, disc);
cd_get_tracks (cd, disc);
err_cddb_read:
cddb_disc_destroy (disc);
libcddb_shutdown ();
}
/* cd_is_audio:
* Return 1 if track specified is audio,
* zero if it is data, -1 if an error occurs.
*/
int cd_is_audio(int track)
{
struct cdrom_tocentry e;
if ((cd_get_tracks(0, 0) < 0) || (get_tocentry(track, &e) < 0))
return -1;
return (e.cdte_ctrl & CDROM_DATA_TRACK) ? 0 : 1;
}
/* cd_play_from:
* Play from track to end of disc. Return zero on success.
*/
int cd_play_from(int track)
{
int last;
if (cd_get_tracks(0, &last) != 0)
return -1;
return play(track, last);
}
static int play(int t1, int t2)
{
#ifdef USE_PLAYMSF
struct cdrom_tocentry e0, e1;
struct cdrom_msf msf;
int last;
if (cd_get_tracks(0, &last) != 0)
return -1;
/* cdrom.h: The leadout track is always 0xAA, regardless
* of # of tracks on disc. */
if (t2 == last)
t2 = CDROM_LEADOUT;
else
t2++;
if ((get_tocentry(t1, &e0) != 0) ||
(get_tocentry(t2, &e1) != 0))
return -1;
msf.cdmsf_min0 = e0.cdte_addr.msf.minute;
msf.cdmsf_sec0 = e0.cdte_addr.msf.second;
msf.cdmsf_frame0 = e0.cdte_addr.msf.frame;
msf.cdmsf_min1 = e1.cdte_addr.msf.minute;
msf.cdmsf_sec1 = e1.cdte_addr.msf.second;
msf.cdmsf_frame1 = e1.cdte_addr.msf.frame;
if (ioctl(fd, CDROMPLAYMSF, &msf) < 0) {
copy_cd_error();
return -1;
}
return 0;
#else
struct cdrom_ti idx;
memset(&idx, 0, sizeof(idx));
idx.cdti_trk0 = t1;
idx.cdti_trk1 = t2;
if (ioctl(fd, CDROMPLAYTRKIND, &idx) < 0) {
copy_cd_error();
return -1;
}
return 0;
#endif
}
/*
* Description: Get First and Last Track number from the CD.
*
* Returns: true if success, false other wise.
*/
static int get_track_info( track_info * ptrack_info )
{
int rc = false ;
int first_track = 0 ;
int last_track = 0 ;
if ( cd_get_tracks ( &first_track, &last_track ) )
{
show_error( INFO, cd_error ) ;
}
else
{
ptrack_info->first_track = first_track ;
ptrack_info->last_track = last_track ;
rc = true ;
}
return rc ;
}
cdda_t *
cdda_parse (const char *device)
{
cdda_t *cd;
if (!device)
return NULL;
cd = cd_identify (device);
#ifdef BUILD_LIBCDDB
parse_cddb (cd);
#else
cd_get_tracks (cd);
#endif
cd_display_info (cd);
return cd;
}
int main()
{
char cmd[20];
int done = 0;
int ret, trk, a, b;
if (cd_init() < 0) {
printf("Error initialising libcda (%s)\n", cd_error);
return 1;
}
show_cmds();
do {
printf(">>> ");
fflush(stdout);
scanf("%s", cmd);
switch (cmd[0]) {
case '?':
show_cmds();
break;
case 'p':
trk = input_int("Track");
ret = cd_play(trk);
if (ret != 0)
printf("Error occurred (%s)\n", cd_error);
break;
case 'r':
a = input_int("First track");
b = input_int("Last track");
ret = cd_play_range(a, b);
if (ret != 0)
printf("Error occurred (%s)\n", cd_error);
break;
case 'f':
trk = input_int("Start track");
ret = cd_play_from(trk);
if (ret != 0)
printf("Error occurred (%s)\n", cd_error);
break;
case 'P':
trk = cd_current_track();
if (trk)
printf("Playing track %d\n", trk);
else
printf("Not playing\n");
break;
case 'w':
cd_pause();
break;
case 'W':
cd_resume();
break;
case 'S':
ret = cd_is_paused();
if (ret)
printf("Paused\n");
else
printf("Not paused\n");
break;
case 's':
cd_stop();
break;
case 'i':
ret = cd_get_tracks(&a, &b);
if (ret != 0)
printf("Error occurred (%s)\n", cd_error);
else
printf("First track: %d\nLast track: %d\n", a, b);
break;
case 'a':
trk = input_int("Track");
ret = cd_is_audio(trk);
if (ret < 0)
printf("Error occurred (%s)\n", cd_error);
else
printf("Track %d is %s\n", trk, (ret ? "audio" : "data"));
break;
case 'v':
a = input_int("Left (0-255)");
b = input_int("Right (0-255)");
cd_set_volume(a, b);
break;
case 'V':
cd_get_volume(&a, &b);
printf("Left volume: %d\nRight volume: %d\n", a, b);
break;
case 'e':
cd_eject();
break;
case 'c':
cd_close();
break;
case 'q':
done = 1;
break;
default:
printf("Unrecognised command: `%c'\n", cmd[0]);
}
} while (!done);
cd_exit();
return 0;
}
