void play_release()
{
struct disc_status status;
if(!disc_present)
return;
cd_poll(cd_fd, &status);
switch(status.status_mode) {
case CDAUDIO_PLAYING:
cd_pause(cd_fd);
return;
case CDAUDIO_PAUSED:
cd_resume(cd_fd);
return;
default:
cd_play(cd_fd, play_track);
}
}
/*
* Description: Plays a track from the CD.
*/
static void play_track ()
{
int trk ;
track_info tInfo ;
if ( get_track_info( &tInfo ) == false )
{
return ;
}
else
if ((trk = valid_input_int( TRACK , tInfo.first_track
, tInfo.last_track ) ) == -1 )
{
show_error( CANCEL ) ;
}
else
if ( cd_play( trk ) != 0 )
{
show_error( ERROR, cd_error ) ;
}
}
void adv_release()
{
if(!disc_present)
return;
if(disc_playing) {
if(play_track + 1 > disc.disc_total_tracks) {
print_message("Stopped");
cd_stop(cd_fd);
} else {
if(valid_cddb)
printf_message("Playing track %d: %s", play_track + 1, data.data_track[play_track].track_name);
else
printf_message("Playing track %d", play_track + 1);
cd_play(cd_fd, play_track + 1);
}
} else {
if(play_track + 1 <= disc.disc_total_tracks)
play_track++;
}
usleep(200000);
}
void prev_release()
{
if(!disc_present)
return;
if(disc_playing) {
if(play_track - 1 < disc.disc_first_track) {
print_message("Stopped");
cd_stop(cd_fd);
} else {
if(valid_cddb)
printf_message("Playing track %d: %s", play_track - 1, data.data_track[play_track - 2].track_name);
else
printf_message("Playing track %d", play_track - 1);
cd_play(cd_fd, play_track - 1);
}
} else {
if(play_track - 1 >= disc.disc_first_track)
play_track--;
}
usleep(200000);
}
/*
* Perform special action on behalf of the user.
* Knows about the internals of this device
*/
int
cdioctl(dev_t dev, u_long cmd, caddr_t addr, int flag, struct proc *p)
{
struct cd_softc *cd;
struct disklabel *lp;
int part = DISKPART(dev);
int error = 0;
cd = cdlookup(DISKUNIT(dev));
if (cd == NULL)
return ENXIO;
SC_DEBUG(cd->sc_link, SDEV_DB2, ("cdioctl 0x%lx\n", cmd));
/*
* If the device is not valid.. abandon ship
*/
if ((cd->sc_link->flags & SDEV_MEDIA_LOADED) == 0) {
switch (cmd) {
case DIOCWLABEL:
case DIOCLOCK:
case DIOCEJECT:
case SCIOCIDENTIFY:
case SCIOCCOMMAND:
case SCIOCDEBUG:
case CDIOCLOADUNLOAD:
case SCIOCRESET:
case CDIOCGETVOL:
case CDIOCSETVOL:
case CDIOCSETMONO:
case CDIOCSETSTEREO:
case CDIOCSETMUTE:
case CDIOCSETLEFT:
case CDIOCSETRIGHT:
case CDIOCCLOSE:
case CDIOCEJECT:
case CDIOCALLOW:
case CDIOCPREVENT:
case CDIOCSETDEBUG:
case CDIOCCLRDEBUG:
case CDIOCRESET:
case DVD_AUTH:
case DVD_READ_STRUCT:
case MTIOCTOP:
if (part == RAW_PART)
break;
/* FALLTHROUGH */
default:
if ((cd->sc_link->flags & SDEV_OPEN) == 0)
error = ENODEV;
else
error = EIO;
goto exit;
}
}
switch (cmd) {
case DIOCRLDINFO:
lp = malloc(sizeof(*lp), M_TEMP, M_WAITOK);
cdgetdisklabel(dev, cd, lp, 0);
bcopy(lp, cd->sc_dk.dk_label, sizeof(*lp));
free(lp, M_TEMP);
break;
case DIOCGDINFO:
case DIOCGPDINFO:
*(struct disklabel *)addr = *(cd->sc_dk.dk_label);
break;
case DIOCGPART:
((struct partinfo *)addr)->disklab = cd->sc_dk.dk_label;
((struct partinfo *)addr)->part =
&cd->sc_dk.dk_label->d_partitions[DISKPART(dev)];
break;
case DIOCWDINFO:
case DIOCSDINFO:
if ((flag & FWRITE) == 0) {
error = EBADF;
break;
}
if ((error = cdlock(cd)) != 0)
break;
cd->flags |= CDF_LABELLING;
error = setdisklabel(cd->sc_dk.dk_label,
(struct disklabel *)addr, /*cd->sc_dk.dk_openmask : */0);
if (error == 0) {
}
cd->flags &= ~CDF_LABELLING;
cdunlock(cd);
break;
case DIOCWLABEL:
error = EBADF;
break;
case CDIOCPLAYTRACKS: {
struct ioc_play_track *args = (struct ioc_play_track *)addr;
if ((error = cd_set_pa_immed(cd, 0)) != 0)
break;
error = cd_play_tracks(cd, args->start_track,
args->start_index, args->end_track, args->end_index);
break;
}
case CDIOCPLAYMSF: {
struct ioc_play_msf *args = (struct ioc_play_msf *)addr;
if ((error = cd_set_pa_immed(cd, 0)) != 0)
break;
error = cd_play_msf(cd, args->start_m, args->start_s,
args->start_f, args->end_m, args->end_s, args->end_f);
break;
}
case CDIOCPLAYBLOCKS: {
struct ioc_play_blocks *args = (struct ioc_play_blocks *)addr;
if ((error = cd_set_pa_immed(cd, 0)) != 0)
break;
error = cd_play(cd, args->blk, args->len);
break;
}
case CDIOCREADSUBCHANNEL: {
struct ioc_read_subchannel *args
= (struct ioc_read_subchannel *)addr;
struct cd_sub_channel_info data;
int len = args->data_len;
if (len > sizeof(data) ||
len < sizeof(struct cd_sub_channel_header)) {
error = EINVAL;
break;
}
error = cd_read_subchannel(cd, args->address_format,
args->data_format, args->track,
&data, len);
if (error)
break;
len = min(len, _2btol(data.header.data_len) +
sizeof(struct cd_sub_channel_header));
error = copyout(&data, args->data, len);
break;
}
case CDIOREADTOCHEADER: {
struct ioc_toc_header th;
if ((error = cd_read_toc(cd, 0, 0, &th, sizeof(th), 0)) != 0)
break;
if (cd->sc_link->quirks & ADEV_LITTLETOC)
th.len = letoh16(th.len);
else
th.len = betoh16(th.len);
bcopy(&th, addr, sizeof(th));
break;
}
case CDIOREADTOCENTRYS: {
struct cd_toc *toc;
struct ioc_read_toc_entry *te =
(struct ioc_read_toc_entry *)addr;
struct ioc_toc_header *th;
struct cd_toc_entry *cte;
int len = te->data_len;
int ntracks;
toc = malloc(sizeof(*toc), M_TEMP, M_WAITOK | M_ZERO);
th = &toc->header;
if (len > sizeof(toc->entries) ||
len < sizeof(struct cd_toc_entry)) {
free(toc, M_TEMP);
error = EINVAL;
break;
}
error = cd_read_toc(cd, te->address_format, te->starting_track,
toc, len + sizeof(struct ioc_toc_header), 0);
if (error) {
free(toc, M_TEMP);
break;
}
if (te->address_format == CD_LBA_FORMAT)
for (ntracks =
th->ending_track - th->starting_track + 1;
ntracks >= 0; ntracks--) {
cte = &toc->entries[ntracks];
cte->addr_type = CD_LBA_FORMAT;
if (cd->sc_link->quirks & ADEV_LITTLETOC) {
#if BYTE_ORDER == BIG_ENDIAN
swap16_multi((u_int16_t *)&cte->addr,
sizeof(cte->addr) / 2);
#endif
} else
cte->addr.lba = betoh32(cte->addr.lba);
}
if (cd->sc_link->quirks & ADEV_LITTLETOC) {
th->len = letoh16(th->len);
} else
th->len = betoh16(th->len);
len = min(len, th->len - (sizeof(th->starting_track) +
sizeof(th->ending_track)));
error = copyout(toc->entries, te->data, len);
free(toc, M_TEMP);
break;
}
case CDIOREADMSADDR: {
struct cd_toc *toc;
int sessno = *(int *)addr;
struct cd_toc_entry *cte;
if (sessno != 0) {
error = EINVAL;
break;
}
toc = malloc(sizeof(*toc), M_TEMP, M_WAITOK | M_ZERO);
error = cd_read_toc(cd, 0, 0, toc,
sizeof(struct ioc_toc_header) + sizeof(struct cd_toc_entry),
0x40 /* control word for "get MS info" */);
if (error) {
free(toc, M_TEMP);
break;
}
cte = &toc->entries[0];
if (cd->sc_link->quirks & ADEV_LITTLETOC) {
#if BYTE_ORDER == BIG_ENDIAN
swap16_multi((u_int16_t *)&cte->addr,
sizeof(cte->addr) / 2);
#endif
} else
cte->addr.lba = betoh32(cte->addr.lba);
if (cd->sc_link->quirks & ADEV_LITTLETOC)
toc->header.len = letoh16(toc->header.len);
else
toc->header.len = betoh16(toc->header.len);
*(int *)addr = (toc->header.len >= 10 && cte->track > 1) ?
cte->addr.lba : 0;
free(toc, M_TEMP);
break;
}
case CDIOCSETPATCH: {
struct ioc_patch *arg = (struct ioc_patch *)addr;
error = cd_setchan(cd, arg->patch[0], arg->patch[1],
arg->patch[2], arg->patch[3], 0);
break;
}
case CDIOCGETVOL: {
struct ioc_vol *arg = (struct ioc_vol *)addr;
error = cd_getvol(cd, arg, 0);
break;
}
case CDIOCSETVOL: {
struct ioc_vol *arg = (struct ioc_vol *)addr;
error = cd_setvol(cd, arg, 0);
break;
}
case CDIOCSETMONO:
error = cd_setchan(cd, BOTH_CHANNEL, BOTH_CHANNEL, MUTE_CHANNEL,
MUTE_CHANNEL, 0);
break;
case CDIOCSETSTEREO:
error = cd_setchan(cd, LEFT_CHANNEL, RIGHT_CHANNEL,
MUTE_CHANNEL, MUTE_CHANNEL, 0);
break;
case CDIOCSETMUTE:
error = cd_setchan(cd, MUTE_CHANNEL, MUTE_CHANNEL, MUTE_CHANNEL,
MUTE_CHANNEL, 0);
break;
case CDIOCSETLEFT:
error = cd_setchan(cd, LEFT_CHANNEL, LEFT_CHANNEL, MUTE_CHANNEL,
MUTE_CHANNEL, 0);
break;
case CDIOCSETRIGHT:
error = cd_setchan(cd, RIGHT_CHANNEL, RIGHT_CHANNEL,
MUTE_CHANNEL, MUTE_CHANNEL, 0);
break;
case CDIOCRESUME:
error = cd_pause(cd, 1);
break;
case CDIOCPAUSE:
error = cd_pause(cd, 0);
break;
case CDIOCSTART:
error = scsi_start(cd->sc_link, SSS_START, 0);
break;
case CDIOCSTOP:
error = scsi_start(cd->sc_link, SSS_STOP, 0);
break;
close_tray:
case CDIOCCLOSE:
error = scsi_start(cd->sc_link, SSS_START|SSS_LOEJ,
SCSI_IGNORE_NOT_READY | SCSI_IGNORE_MEDIA_CHANGE);
break;
case MTIOCTOP:
if (((struct mtop *)addr)->mt_op == MTRETEN)
goto close_tray;
if (((struct mtop *)addr)->mt_op != MTOFFL) {
error = EIO;
break;
}
/* FALLTHROUGH */
case CDIOCEJECT: /* FALLTHROUGH */
case DIOCEJECT:
cd->sc_link->flags |= SDEV_EJECTING;
break;
case CDIOCALLOW:
error = scsi_prevent(cd->sc_link, PR_ALLOW, 0);
break;
case CDIOCPREVENT:
error = scsi_prevent(cd->sc_link, PR_PREVENT, 0);
break;
case DIOCLOCK:
error = scsi_prevent(cd->sc_link,
(*(int *)addr) ? PR_PREVENT : PR_ALLOW, 0);
break;
case CDIOCSETDEBUG:
cd->sc_link->flags |= (SDEV_DB1 | SDEV_DB2);
break;
case CDIOCCLRDEBUG:
cd->sc_link->flags &= ~(SDEV_DB1 | SDEV_DB2);
break;
case CDIOCRESET:
case SCIOCRESET:
error = cd_reset(cd);
break;
case CDIOCLOADUNLOAD: {
struct ioc_load_unload *args = (struct ioc_load_unload *)addr;
error = cd_load_unload(cd, args->options, args->slot);
break;
}
case DVD_AUTH:
error = dvd_auth(cd, (union dvd_authinfo *)addr);
break;
case DVD_READ_STRUCT:
error = dvd_read_struct(cd, (union dvd_struct *)addr);
break;
default:
if (DISKPART(dev) != RAW_PART) {
error = ENOTTY;
break;
}
error = scsi_do_ioctl(cd->sc_link, dev, cmd, addr, flag, p);
break;
}
exit:
device_unref(&cd->sc_dev);
return (error);
}
static GstStateChangeReturn
gst_cdaudio_change_state (GstElement * element, GstStateChange transition)
{
GstCDAudio *cdaudio;
GstStateChangeReturn ret;
gint res;
cdaudio = GST_CDAUDIO (element);
switch (transition) {
case GST_STATE_CHANGE_NULL_TO_READY:
break;
case GST_STATE_CHANGE_READY_TO_PAUSED:
if ((res = cd_init_device (cdaudio->device)) < 0)
goto init_failed;
cdaudio->cd_desc = res;
/* close tray */
if ((res = cd_close (cdaudio->cd_desc)) < 0)
goto close_failed;
if ((res = cd_stat (cdaudio->cd_desc, &cdaudio->info)) < 0) {
/* we just give a warning here */
GST_ELEMENT_WARNING (cdaudio, LIBRARY, INIT,
("Could not retrieve CD track info."), (NULL));
} else {
debug_track_info (cdaudio);
cdaudio->discid = cddb_discid (cdaudio->cd_desc);
/* FIXME, post message with discid */
}
cdaudio->was_playing = FALSE;
break;
case GST_STATE_CHANGE_PAUSED_TO_PLAYING:
{
if (cdaudio->was_playing)
res = cd_resume (cdaudio->cd_desc);
else
res = cd_play (cdaudio->cd_desc, 1);
if (res < 0)
goto play_failed;
cdaudio->was_playing = TRUE;
g_timer_start (cdaudio->timer);
break;
}
default:
break;
}
ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
switch (transition) {
case GST_STATE_CHANGE_PLAYING_TO_PAUSED:
if ((res = cd_pause (cdaudio->cd_desc)) < 0)
goto pause_failed;
g_timer_stop (cdaudio->timer);
break;
case GST_STATE_CHANGE_PAUSED_TO_READY:
if ((res = cd_stop (cdaudio->cd_desc)) < 0)
goto stop_failed;
if ((res = cd_finish (cdaudio->cd_desc)) < 0)
goto finish_failed;
cdaudio->cd_desc = -1;
break;
case GST_STATE_CHANGE_READY_TO_NULL:
break;
default:
break;
}
return ret;
/* ERRORS */
init_failed:
{
GST_ELEMENT_ERROR (cdaudio, LIBRARY, INIT,
("Could not init CD device %s. (%d)", cdaudio->device, res), (NULL));
cdaudio->cd_desc = -1;
return GST_STATE_CHANGE_FAILURE;
}
close_failed:
{
GST_ELEMENT_ERROR (cdaudio, LIBRARY, INIT,
("Could not close CD tray for device %s. (%d)", cdaudio->device, res),
(NULL));
return GST_STATE_CHANGE_FAILURE;
}
play_failed:
{
GST_ELEMENT_ERROR (cdaudio, LIBRARY, INIT,
("Could not play CD device %s. (%d)", cdaudio->device, res), (NULL));
return GST_STATE_CHANGE_FAILURE;
}
pause_failed:
{
GST_ELEMENT_ERROR (cdaudio, LIBRARY, INIT,
("Could not pause CD device %s. (%d)", cdaudio->device, res), (NULL));
return GST_STATE_CHANGE_FAILURE;
}
stop_failed:
{
GST_ELEMENT_ERROR (cdaudio, LIBRARY, INIT,
("Could not stop CD device %s. (%d)", cdaudio->device, res), (NULL));
return GST_STATE_CHANGE_FAILURE;
}
finish_failed:
{
GST_ELEMENT_ERROR (cdaudio, LIBRARY, INIT,
("Could not finish CD device %s. (%d)", cdaudio->device, res), (NULL));
return GST_STATE_CHANGE_FAILURE;
}
}
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;
}
