static int stop(struct action_event *event)
{
if (obtain_instanceid(event, NULL) < 0) {
return -1;
}
service_lock();
switch (transport_state_) {
case TRANSPORT_STOPPED:
// nothing to change.
break;
case TRANSPORT_PLAYING:
case TRANSPORT_TRANSITIONING:
case TRANSPORT_PAUSED_RECORDING:
case TRANSPORT_RECORDING:
case TRANSPORT_PAUSED_PLAYBACK:
output_stop();
change_transport_state(TRANSPORT_STOPPED);
break;
case TRANSPORT_NO_MEDIA_PRESENT:
/* action not allowed in these states - error 701 */
upnp_set_error(event, UPNP_TRANSPORT_E_TRANSITION_NA,
"Transition not allowed; allowed=%s",
get_var(TRANSPORT_VAR_CUR_TRANSPORT_ACTIONS));
break;
}
service_unlock();
return 0;
}
static int seek(struct action_event *event)
{
if (obtain_instanceid(event, NULL) < 0) {
return -1;
}
char *unit = upnp_get_string(event, "Unit");
if (strcmp(unit, "REL_TIME") == 0) {
// This is the only thing we support right now.
char *target = upnp_get_string(event, "Target");
gint64 nanos = parse_upnp_time(target);
service_lock();
if (output_seek(nanos) == 0) {
// TODO(hzeller): Seeking might take some time,
// pretend to already be there. Should we go into
// TRANSITION mode ?
// (gstreamer will go into PAUSE, then PLAYING)
replace_var(TRANSPORT_VAR_REL_TIME_POS, target);
}
service_unlock();
free(target);
}
free(unit);
return 0;
}
static int set_avtransport_uri(struct action_event *event)
{
if (obtain_instanceid(event, NULL) < 0) {
return -1;
}
char *uri = upnp_get_string(event, "CurrentURI");
if (uri == NULL) {
return -1;
}
service_lock();
char *meta = upnp_get_string(event, "CurrentURIMetaData");
// Transport URI/Meta set now, current URI/Meta when it starts playing.
int requires_meta_update = replace_transport_uri_and_meta(uri, meta);
if (transport_state_ == TRANSPORT_PLAYING) {
// Uh, wrong state.
// Usually, this should not be called while we are PLAYING, only
// STOPPED or PAUSED. But if actually some controller sets this
// while playing, probably the best is to update the current
// current URI/Meta as well to reflect the state best.
replace_current_uri_and_meta(uri, meta);
}
output_set_uri(uri, (requires_meta_update
? update_meta_from_stream
: NULL));
service_unlock();
free(uri);
free(meta);
return 0;
}
static int set_avtransport_uri(struct action_event *event)
{
int rc = 0;
ENTER();
if (obtain_instanceid(event, NULL)) {
LEAVE();
return -1;
}
char *uri = upnp_get_string(event, "CurrentURI");
if (uri == NULL) {
LEAVE();
return -1;
}
service_lock();
char *meta = upnp_get_string(event, "CurrentURIMetaData");
int requires_meta_update = replace_transport_uri_and_meta(uri, meta);
output_set_uri(uri, (requires_meta_update
? update_meta_from_stream
: NULL));
notify_changed_uris();
service_unlock();
free(uri);
free(meta);
LEAVE();
return rc;
}
static int pause_stream(struct action_event *event)
{
if (obtain_instanceid(event, NULL) < 0) {
return -1;
}
int rc = 0;
service_lock();
switch (transport_state_) {
case TRANSPORT_PAUSED_PLAYBACK:
// Nothing to change.
break;
case TRANSPORT_PLAYING:
if (output_pause()) {
upnp_set_error(event, 704, "Pause failed");
rc = -1;
} else {
change_transport_state(TRANSPORT_PAUSED_PLAYBACK);
}
break;
default:
/* action not allowed in these states - error 701 */
upnp_set_error(event, UPNP_TRANSPORT_E_TRANSITION_NA,
"Transition not allowed; allowed=%s",
get_var(TRANSPORT_VAR_CUR_TRANSPORT_ACTIONS));
rc = -1;
}
service_unlock();
return rc;
}
static int set_next_avtransport_uri(struct action_event *event)
{
if (obtain_instanceid(event, NULL) < 0) {
return -1;
}
char *next_uri = upnp_get_string(event, "NextURI");
if (next_uri == NULL) {
return -1;
}
int rc = 0;
service_lock();
output_set_next_uri(next_uri);
replace_var(TRANSPORT_VAR_NEXT_AV_URI, next_uri);
char *next_uri_meta = upnp_get_string(event, "NextURIMetaData");
if (next_uri_meta == NULL) {
rc = -1;
} else {
replace_var(TRANSPORT_VAR_NEXT_AV_URI_META, next_uri_meta);
}
service_unlock();
free(next_uri);
free(next_uri_meta);
return rc;
}
static int get_transport_info(struct action_event *event)
{
int rc;
ENTER();
if (obtain_instanceid(event, NULL)) {
rc = -1;
goto out;
}
rc = upnp_append_variable(event, TRANSPORT_VAR_TRANSPORT_STATE,
"CurrentTransportState");
if (rc)
goto out;
rc = upnp_append_variable(event, TRANSPORT_VAR_TRANSPORT_STATUS,
"CurrentTransportStatus");
if (rc)
goto out;
rc = upnp_append_variable(event,
TRANSPORT_VAR_TRANSPORT_PLAY_SPEED,
"CurrentSpeed");
if (rc)
goto out;
out:
LEAVE();
return rc;
}
static int get_device_caps(struct action_event *event)
{
if (obtain_instanceid(event, NULL) < 0) {
return -1;
}
// TODO: implement ?
return 0;
}
static int get_transport_settings(struct action_event *event)
{
if (obtain_instanceid(event, NULL) < 0) {
return -1;
}
// TODO: what variables to add ?
return 0;
}
static int set_streaming_playlist(struct action_event *event)
{
if (obtain_instanceid(event, NULL) < 0) {
return -1;
}
char *playlistdata = upnp_get_string(event, "PlaylistData");
if (playlistdata == NULL) {
return -1;
}
int playlistdatalength = atoi(upnp_get_string(event, "PlaylistDataLength"));
/*char *playlistmimetype = upnp_get_string(event, "PlaylistMIMEType");
if (playlistmimetype == NULL) {
free(playlistdata);
return -1;
} */
char *playliststep = upnp_get_string(event, "PlaylistStep"); //Initial Continue Stop Reset
if (playliststep == NULL) {
free(playlistdata);
// free(playlistmimetype);
return -1;
}
int rc = 0;
service_lock();
if(strcmp(playliststep, "Initial") == 0){
//TODO:
rc = write_playlist(event, playlistdata, playlistdatalength, "w");
}
if(strcmp(playliststep, "Continue") == 0){
rc = write_playlist(event, playlistdata, playlistdatalength, "a");
}
if(strcmp(playliststep, "Stop") == 0){
//TODO: Indicates that the current streaming playlist operation will end when all pending playlist data at then device is consumed.
if(playlistdata)
rc = write_playlist(event, playlistdata, playlistdatalength, "a");
output_set_playlist(M3U_STREAMINGPLAYLIST_PATH);
}
if(strcmp(playliststep, "Reset") == 0){
//TODO: Indicates that processing of the current streaming playlist ends immediately. any pending playlist data for the streaming playlist is discarded.
output_set_playlist(M3U_STREAMINGPLAYLIST_PATH);
}
if(!rc)
replace_var(TRANSPORT_VAR_AAT_PLAYLIST_STEP, playliststep);
service_unlock();
if(playlistdata)
free(playlistdata);
free(playliststep);
return rc;
}
//TODO:FIXME
static int set_static_playlist(struct action_event *event)
{
if (obtain_instanceid(event, NULL) < 0) {
return -1;
}
return 0;
}
static int get_current_transportactions(struct action_event *event)
{
if (obtain_instanceid(event, NULL) < 0) {
return -1;
}
upnp_append_variable(event, TRANSPORT_VAR_CUR_TRANSPORT_ACTIONS,
"Actions");
return 0;
}
static int get_transport_info(struct action_event *event)
{
if (obtain_instanceid(event, NULL) < 0) {
return -1;
}
upnp_append_variable(event, TRANSPORT_VAR_TRANSPORT_STATE,
"CurrentTransportState");
upnp_append_variable(event, TRANSPORT_VAR_TRANSPORT_STATUS,
"CurrentTransportStatus");
upnp_append_variable(event, TRANSPORT_VAR_TRANSPORT_PLAY_SPEED,
"CurrentSpeed");
return 0;
}
static int get_device_caps(struct action_event *event)
{
int rc = 0;
ENTER();
if (obtain_instanceid(event, NULL)) {
rc = -1;
goto out;
}
out:
LEAVE();
return rc;
}
static int play(struct action_event *event)
{
if (obtain_instanceid(event, NULL) < 0) {
return -1;
}
int rc = 0;
service_lock();
switch (transport_state_) {
// even if already playing, we must restart playback when Play
// action is executed. Kinsky, for example, would not send Stop
// when changing tracks and playback is already in progress -
// it will just set new URI, and send Play command
case TRANSPORT_PLAYING:
case TRANSPORT_STOPPED:
// If we were stopped before, we start a new song now. So just
// set the time to zero now; otherwise we will see the old
// value of the previous song until it updates some fractions
// of a second later.
replace_var(TRANSPORT_VAR_REL_TIME_POS, kZeroTime);
/* >>> fall through */
case TRANSPORT_PAUSED_PLAYBACK:
if (output_play(&inform_play_transition_from_output)) {
upnp_set_error(event, 704, "Playing failed");
rc = -1;
} else {
change_transport_state(TRANSPORT_PLAYING);
const char *av_uri = get_var(TRANSPORT_VAR_AV_URI);
const char *av_meta = get_var(TRANSPORT_VAR_AV_URI_META);
replace_current_uri_and_meta(av_uri, av_meta);
}
break;
case TRANSPORT_NO_MEDIA_PRESENT:
case TRANSPORT_TRANSITIONING:
case TRANSPORT_PAUSED_RECORDING:
case TRANSPORT_RECORDING:
/* action not allowed in these states - error 701 */
upnp_set_error(event, UPNP_TRANSPORT_E_TRANSITION_NA,
"Transition not allowed; allowed=%s",
get_var(TRANSPORT_VAR_CUR_TRANSPORT_ACTIONS));
rc = -1;
break;
}
service_unlock();
return rc;
}
static int get_transport_settings(struct action_event *event)
{
int rc = 0;
ENTER();
if (obtain_instanceid(event, NULL)) {
rc = -1;
goto out;
}
out:
LEAVE();
return rc;
}
static int get_playlist_info(struct action_event *event)
{
if (obtain_instanceid(event, NULL) < 0) {
return -1;
}
char *playlisttype = upnp_get_string(event, "PlaylistType");
if (playlisttype == NULL) {
return -1;
}
//fprintf(stderr, "InstanceID = %s \n", unit);
free(playlisttype);
return 0;
}
static int play(struct action_event *event)
{
int rc = 0;
ENTER();
if (obtain_instanceid(event, NULL)) {
LEAVE();
return -1;
}
service_lock();
switch (transport_state_) {
case TRANSPORT_PLAYING:
// For clients that didn't get it.
change_and_notify_transport(TRANSPORT_PLAYING);
// Set TransportPlaySpeed to '1'
break;
case TRANSPORT_STOPPED:
case TRANSPORT_PAUSED_PLAYBACK:
if (output_play(&inform_done_playing)) {
upnp_set_error(event, 704, "Playing failed");
rc = -1;
} else {
change_and_notify_transport(TRANSPORT_PLAYING);
}
// Set TransportPlaySpeed to '1'
break;
case TRANSPORT_NO_MEDIA_PRESENT:
case TRANSPORT_TRANSITIONING:
case TRANSPORT_PAUSED_RECORDING:
case TRANSPORT_RECORDING:
/* action not allowed in these states - error 701 */
upnp_set_error(event, UPNP_TRANSPORT_E_TRANSITION_NA,
"Transition not allowed");
rc = -1;
break;
}
service_unlock();
LEAVE();
return rc;
}
static int get_current_transportactions(struct action_event *event)
{
int rc;
ENTER();
if (obtain_instanceid(event, NULL)) {
rc = -1;
goto out;
}
rc = upnp_append_variable(event, TRANSPORT_VAR_CUR_TRANSPORT_ACTIONS,
"Actions");
if (rc)
goto out;
out:
LEAVE();
return rc;
}
//TODO:FIXME
static int set_playmode(struct action_event *event)
{
if (obtain_instanceid(event, NULL) < 0) {
return -1;
}
char *playmode = upnp_get_string(event, "NewPlayMode");
if (playmode == NULL) {
return -1;
}
//TODO: support this playmode? error 712
// This is the only thing we support right now.
service_lock();
replace_var(TRANSPORT_VAR_CUR_PLAY_MODE, playmode);
service_unlock();
free(playmode);
return 0;
}
static int get_position_info(struct action_event *event)
{
if (obtain_instanceid(event, NULL) < 0) {
return -1;
}
upnp_append_variable(event, TRANSPORT_VAR_CUR_TRACK, "Track");
upnp_append_variable(event, TRANSPORT_VAR_CUR_TRACK_DUR,
"TrackDuration");
upnp_append_variable(event, TRANSPORT_VAR_CUR_TRACK_META,
"TrackMetaData");
upnp_append_variable(event, TRANSPORT_VAR_CUR_TRACK_URI, "TrackURI");
upnp_append_variable(event, TRANSPORT_VAR_REL_TIME_POS, "RelTime");
upnp_append_variable(event, TRANSPORT_VAR_ABS_TIME_POS, "AbsTime");
upnp_append_variable(event, TRANSPORT_VAR_REL_CTR_POS, "RelCount");
upnp_append_variable(event, TRANSPORT_VAR_ABS_CTR_POS, "AbsCount");
return 0;
}
static int get_media_info(struct action_event *event)
{
if (obtain_instanceid(event, NULL) < 0) {
return -1;
}
upnp_append_variable(event, TRANSPORT_VAR_NR_TRACKS, "NrTracks");
upnp_append_variable(event, TRANSPORT_VAR_CUR_MEDIA_DUR,
"MediaDuration");
upnp_append_variable(event, TRANSPORT_VAR_AV_URI, "CurrentURI");
upnp_append_variable(event, TRANSPORT_VAR_AV_URI_META,
"CurrentURIMetaData");
upnp_append_variable(event, TRANSPORT_VAR_NEXT_AV_URI, "NextURI");
upnp_append_variable(event, TRANSPORT_VAR_NEXT_AV_URI_META,
"NextURIMetaData");
upnp_append_variable(event, TRANSPORT_VAR_REC_MEDIA, "PlayMedium");
upnp_append_variable(event, TRANSPORT_VAR_REC_MEDIUM, "RecordMedium");
upnp_append_variable(event, TRANSPORT_VAR_REC_MEDIUM_WR_STATUS,
"WriteStatus");
return 0;
}
static int pause_stream(struct action_event *event)
{
int rc = 0;
ENTER();
if (obtain_instanceid(event, NULL)) {
LEAVE();
return -1;
}
service_lock();
switch (transport_state_) {
case TRANSPORT_PAUSED_PLAYBACK:
// For clients that didn't get it.
change_and_notify_transport(TRANSPORT_PAUSED_PLAYBACK);
break;
case TRANSPORT_PLAYING:
if (output_pause()) {
upnp_set_error(event, 704, "Pause failed");
rc = -1;
} else {
change_and_notify_transport(TRANSPORT_PAUSED_PLAYBACK);
}
// Set TransportPlaySpeed to '1'
break;
default:
/* action not allowed in these states - error 701 */
upnp_set_error(event, UPNP_TRANSPORT_E_TRANSITION_NA,
"Transition not allowed");
rc = -1;
}
service_unlock();
LEAVE();
return rc;
}
static int set_next_avtransport_uri(struct action_event *event)
{
int rc = 0;
char *value;
ENTER();
if (obtain_instanceid(event, NULL)) {
LEAVE();
return -1;
}
value = upnp_get_string(event, "NextURI");
if (value == NULL) {
LEAVE();
return -1;
}
service_lock();
output_set_next_uri(value);
change_var_and_notify(TRANSPORT_VAR_NEXT_AV_URI, value);
printf("%s: NextURI='%s'\n", __FUNCTION__, value);
free(value);
value = upnp_get_string(event, "NextURIMetaData");
if (value == NULL) {
rc = -1;
} else {
change_var_and_notify(TRANSPORT_VAR_NEXT_AV_URI_META, value);
free(value);
}
service_unlock();
LEAVE();
return rc;
}
static int stop(struct action_event *event)
{
ENTER();
if (obtain_instanceid(event, NULL)) {
return -1;
}
service_lock();
switch (transport_state_) {
case TRANSPORT_STOPPED:
// For clients that didn't get it.
change_and_notify_transport(TRANSPORT_STOPPED);
break;
case TRANSPORT_PLAYING:
case TRANSPORT_TRANSITIONING:
case TRANSPORT_PAUSED_RECORDING:
case TRANSPORT_RECORDING:
case TRANSPORT_PAUSED_PLAYBACK:
output_stop();
change_and_notify_transport(TRANSPORT_STOPPED);
// Set TransportPlaySpeed to '1'
break;
case TRANSPORT_NO_MEDIA_PRESENT:
/* action not allowed in these states - error 701 */
upnp_set_error(event, UPNP_TRANSPORT_E_TRANSITION_NA,
"Transition not allowed");
break;
}
service_unlock();
LEAVE();
return 0;
}
static int get_position_info(struct action_event *event)
{
int rc;
ENTER();
if (obtain_instanceid(event, NULL)) {
rc = -1;
goto out;
}
gint64 duration, position;
service_lock();
const int pos_result = output_get_position(&duration, &position);
service_unlock();
if (pos_result == 0) {
char tbuf[32];
print_upnp_time_into_buffer(tbuf, sizeof(tbuf), duration);
replace_var(TRANSPORT_VAR_CUR_TRACK_DUR, tbuf);
print_upnp_time_into_buffer(tbuf, sizeof(tbuf), position);
replace_var(TRANSPORT_VAR_REL_TIME_POS, tbuf);
}
rc = upnp_append_variable(event, TRANSPORT_VAR_CUR_TRACK, "Track");
if (rc)
goto out;
rc = upnp_append_variable(event, TRANSPORT_VAR_CUR_TRACK_DUR,
"TrackDuration");
if (rc)
goto out;
rc = upnp_append_variable(event, TRANSPORT_VAR_CUR_TRACK_META,
"TrackMetaData");
if (rc)
goto out;
rc = upnp_append_variable(event, TRANSPORT_VAR_CUR_TRACK_URI,
"TrackURI");
if (rc)
goto out;
rc = upnp_append_variable(event, TRANSPORT_VAR_REL_TIME_POS,
"RelTime");
if (rc)
goto out;
rc = upnp_append_variable(event, TRANSPORT_VAR_ABS_TIME_POS,
"AbsTime");
if (rc)
goto out;
rc = upnp_append_variable(event, TRANSPORT_VAR_REL_CTR_POS,
"RelCount");
if (rc)
goto out;
rc = upnp_append_variable(event, TRANSPORT_VAR_ABS_CTR_POS,
"AbsCount");
if (rc)
goto out;
out:
LEAVE();
return rc;
}