public class Audio: zavai.Service
{
- protected Omhacks.Led vibrator;
- protected bool has_vibrator;
-
/*
protected dynamic DBus.Object audiodev;
protected dynamic DBus.Object vibdev;
{
Object(name: "audio");
- has_vibrator = (vibrator.init("neo1973:vibrator") == 0);
-
/*
audiodev = zavai.registry.sbus.get_object(
"org.freesmartphone.odeviced",
"/org/freesmartphone/Device/LED/neo1973_vibrator",
"org.freesmartphone.Device.LED");
*/
- if (has_vibrator)
+ }
+}
+
+public class PlayerState : Object
+{
+ protected SoundPlayer soundplayer;
+ protected Gst.Element player;
+ public string owner;
+ public string uri;
+ public bool loop;
+
+ public PlayerState(string owner, string uri, bool loop=false)
+ {
+ soundplayer = null;
+
+ this.owner = owner;
+ this.uri = uri;
+ this.loop = loop;
+
+ player = Gst.ElementFactory.make("playbin", null);
+ var bus = player.get_bus();
+ bus.add_signal_watch();
+ bus.message += on_message;
+
+ player.set_property("uri", uri);
+ player.set_state(Gst.State.PAUSED);
+ }
+
+ public void register(SoundPlayer sp)
+ {
+ soundplayer = sp;
+ }
+
+ public void stop()
+ {
+ player.set_state(Gst.State.NULL);
+ }
+
+ public void pause()
+ {
+ player.set_state(Gst.State.PAUSED);
+ }
+
+ public void resume()
+ {
+ player.set_state(Gst.State.PLAYING);
+ }
+
+ protected void on_message(Gst.Message message)
+ {
+ if (message.type == Gst.MessageType.EOS)
{
- zavai.log.warning("audio: can notify alarm triggers");
- clock.alarm_trigger_queue.triggered += on_alarm_trigger;
- clock.alarm_trigger_queue.acked += on_alarm_done;
- clock.alarm_trigger_queue.canceled += on_alarm_done;
- } else {
- zavai.log.warning("audio: no way to notify alarm triggers");
+ if (loop)
+ {
+ player.seek_simple(Gst.Format.TIME, Gst.SeekFlags.FLUSH | Gst.SeekFlags.KEY_UNIT, 0);
+ player.set_state(Gst.State.PLAYING);
+ }
+ else if (soundplayer != null)
+ soundplayer.pop_state(owner);
}
}
+}
- public void on_alarm_trigger(clock.AlarmTriggerInfo info)
+public class SoundPlayer : zavai.Resource, Object
+{
+ protected List<PlayerState> states;
+ protected MusicPlayer slave;
+ protected bool slave_was_playing;
+
+ public SoundPlayer()
{
- zavai.log.debug("Start vibrator");
- vibrator.brightness = 256;
- // FIXME: is there a better way? I hope there is a better way. Please
- // tell me there is a better way.
- var trig = "timer";
- for (int i = 0; ; ++i)
+ states = new List<PlayerState>();
+ }
+
+ public void set_slave(MusicPlayer player)
+ {
+ slave = player;
+ slave.master = this;
+ }
+
+ public bool playing()
+ {
+ return states != null;
+ }
+
+ protected void stop_playing()
+ {
+ if (slave_was_playing)
+ slave.resume();
+ }
+
+ public void push_state(PlayerState state)
+ {
+ // Save current playing position
+ if (states == null)
{
- vibrator.trigger[i] = (char)trig[i];
- if (trig[i] == 0) break;
- }
- vibrator.delay_on = 200;
- vibrator.delay_off = 300;
- vibrator.set();
+ // We start playing: see about preempting slave
+ slave_was_playing = (slave != null && slave.playing);
+ if (slave_was_playing)
+ slave.pause();
+ } else
+ // We were playing: pause previous sound
+ states.data.pause();
+ state.register(this);
+ states.prepend(state);
+ states.data.resume();
}
- public void on_alarm_done(clock.AlarmTriggerInfo info)
+ public void pop_state(string owner)
{
- zavai.log.debug("Stop vibrator");
- var trig = "none";
- for (int i = 0; ; ++i)
+ // Handle empty list
+ if (states == null) return;
+
+ // Track if the list head changed
+ weak List<PlayerState> old_top = states;
+
+ // Remove state "name" from the stack
+ for (weak List<PlayerState> i = states; i != null; i = i.next)
+ if (i.data.owner == owner)
+ {
+ i.data.stop();
+ states.delete_link(i);
+ break;
+ }
+
+ // If the list head changed, put into action the new top state
+ if (states != old_top)
{
- vibrator.trigger[i] = (char)trig[i];
- if (trig[i] == 0) break;
+ if (states == null)
+ stop_playing();
+ else
+ states.data.resume();
}
- vibrator.brightness = 0;
- vibrator.set();
}
-/*
- public void notify_alarm(zavai.clock.Alarm a)
- {
- // Wiggle screen to turn on backlight
- zavai.ui.power.backlight.wiggle();
- try {
- // Method does not exist in this frameworkd
- vibdev.BlinkSeconds(5, 500, 200);
- } catch (Error e) {
- zavai.log.error("Cannot blink vibrator: " + e.message);
+ public void shutdown()
+ {
+ while (states != null)
+ {
+ states.data.stop();
+ states.delete_link(states);
}
- // TODO: play music?
+ stop_playing();
}
-*/
}
-public class Player: zavai.Service
+public class MusicPlayer: zavai.Resource, Object
{
- protected Gst.Element music_player;
- protected bool music_playing;
- protected Gst.Element sound_player;
- protected bool sound_playing;
+ protected Gst.Element player;
+ public SoundPlayer master;
+ public signal void state_changed(Gst.State new_state);
+ public string uri;
+ public bool playing;
- public Player()
+ public MusicPlayer()
{
- Object(name: "audio.player");
+ master = null;
+ uri = null;
+ playing = false;
+ player = Gst.ElementFactory.make("playbin", null);
+ var bus = player.get_bus();
+ bus.add_signal_watch();
+ bus.message += on_message;
+ }
- music_player = Gst.ElementFactory.make("playbin", null);
- music_playing = false;
- var music_bus = music_player.get_bus();
- music_bus.add_signal_watch();
- music_bus.message += on_music_message;
+ public void play(string uri)
+ {
+ this.uri = uri;
+ playing = true;
+ player.set_property("uri", uri);
+ player.set_state(master != null && master.playing() ? Gst.State.PAUSED : Gst.State.PLAYING);
+ }
- sound_player = Gst.ElementFactory.make("playbin", null);
- sound_playing = false;
- var sound_bus = sound_player.get_bus();
- sound_bus.add_signal_watch();
- sound_bus.message += on_sound_message;
+ protected void stop_playing()
+ {
+ player.set_state(Gst.State.NULL);
+ state_changed(Gst.State.NULL);
}
- public void play_music(string uri)
+ public Gst.State get_state()
{
-stderr.printf("Music starts %s\n", uri);
- music_player.set_property("uri", uri);
- music_player.set_state(sound_playing ? Gst.State.PAUSED : Gst.State.PLAYING);
- music_playing = true;
+ return player.current_state;
}
- public void play_sound(string uri)
+ public void pause()
{
-stderr.printf("Sound starts %s\n", uri);
- // Pause music
- if (music_playing) music_player.set_state(Gst.State.PAUSED);
- // Play sound
- sound_player.set_property("uri", uri);
- sound_player.set_state(Gst.State.PLAYING);
- music_playing = true;
+ playing = false;
+ player.set_state(Gst.State.PAUSED);
+ state_changed(Gst.State.PAUSED);
}
- protected void on_music_message(Gst.Message message)
+ public void resume()
{
- if (message.type == Gst.MessageType.EOS)
+ playing = true;
+ if (master == null || !master.playing())
{
-stderr.printf("Music ends\n");
- music_playing = false;
- music_player.set_state(Gst.State.NULL);
+ player.set_state(Gst.State.PLAYING);
+ state_changed(Gst.State.PLAYING);
}
}
- protected void on_sound_message(Gst.Message message)
+ public void restart()
+ {
+ player.seek_simple(Gst.Format.TIME, Gst.SeekFlags.FLUSH | Gst.SeekFlags.KEY_UNIT, 0);
+ player.set_state(Gst.State.PLAYING);
+ state_changed(Gst.State.PLAYING);
+ }
+
+ protected void on_message(Gst.Message message)
{
if (message.type == Gst.MessageType.EOS)
{
-stderr.printf("Sound ends\n");
- sound_playing = false;
- sound_player.set_state(Gst.State.NULL);
-
- // Resume music after playing alarm
- if (music_playing) music_player.set_state(Gst.State.PLAYING);
+ playing = false;
+ stop_playing();
}
}
+ public void shutdown()
+ {
+ stop_playing();
+ }
}
public Audio audio = null;
-public Player player = null;
+public SoundPlayer soundplayer = null;
+public MusicPlayer musicplayer = null;
public void init()
{
audio = new Audio();
- player = new Player();
+ musicplayer = new MusicPlayer();
+ soundplayer = new SoundPlayer();
+ soundplayer.set_slave(musicplayer);
+ zavai.registry.register(musicplayer);
+ zavai.registry.register(soundplayer);
}
}
ToastFreeware / gregoa / zavai.git / blobdiff