import gobject
+import util.misc as misc_utils
+import stream
+import stream_index
+import call_monitor
+
_moduleLogger = logging.getLogger(__name__)
gobject.TYPE_NONE,
(gobject.TYPE_PYOBJECT, ),
),
+ 'error' : (
+ gobject.SIGNAL_RUN_LAST,
+ gobject.TYPE_NONE,
+ (gobject.TYPE_PYOBJECT, gobject.TYPE_PYOBJECT),
+ ),
}
+ STATE_PLAY = stream.GSTStream.STATE_PLAY
+ STATE_PAUSE = stream.GSTStream.STATE_PAUSE
+ STATE_STOP = stream.GSTStream.STATE_STOP
+
def __init__(self, index):
gobject.GObject.__init__(self)
self._index = index
self._node = None
- self._state = "play"
+ self._nextSearch = None
+
+ self._calls = call_monitor.CallMonitor()
+ self._calls.connect("call_start", self._on_call_start)
+
+ self._stream = stream.GSTStream()
+ self._stream.connect("state-change", self._on_stream_state)
+ self._stream.connect("eof", self._on_stream_eof)
+ self._stream.connect("error", self._on_stream_error)
def set_piece_by_node(self, node):
- assert node.is_leaf() or node is None
- if self._node is node:
- return
- self._node = node
- self.emit("title_change", self._state)
+ self._set_piece_by_node(node)
@property
def node(self):
@property
def state(self):
- return self._state
+ return self._stream.state
def play(self):
- if self._state == "play":
- return
- self._state = "play"
- self.emit("state_change", self._state)
_moduleLogger.info("play")
+ self._stream.play()
+
+ self._calls.start()
def pause(self):
- if self._state == "pause":
- return
- self._state = "pause"
- self.emit("state_change", self._state)
_moduleLogger.info("pause")
+ self._stream.pause()
def stop(self):
- if self._state == "stop":
- return
- self._state = "stop"
- self.set_piece_by_node(None)
- self.emit("state_change", self._state)
_moduleLogger.info("stop")
+ self._stream.stop()
+ self.set_piece_by_node(None)
- def back(self):
- _moduleLogger.info("back")
+ self._calls.stop()
- def next(self):
+ def back(self, forcePlay = False):
+ _moduleLogger.info("back")
+ assert self._nextSearch is None
+ self._nextSearch = stream_index.AsyncWalker(stream_index.get_previous)
+ self._nextSearch.start(
+ self.node,
+ lambda node: self._on_next_node(node, forcePlay),
+ self._on_node_search_error
+ )
+
+ def next(self, forcePlay = False):
_moduleLogger.info("next")
+ assert self._nextSearch is None
+ self._nextSearch = stream_index.AsyncWalker(stream_index.get_next)
+ self._nextSearch.start(
+ self.node,
+ lambda node: self._on_next_node(node, forcePlay),
+ self._on_node_search_error
+ )
+
+ def seek(self, percent):
+ target = percent * self._stream.duration
+ self._stream.seek_time(target)
+
+ @property
+ def percent_elapsed(self):
+ percent = float(self._stream.elapsed) / float(self._stream.duration)
+ return percent
+
+ def _set_piece_by_node(self, node):
+ assert node is None or node.is_leaf(), node
+ if self._node is node:
+ _moduleLogger.info("Already set to %r" % node)
+ return
+ self._node = node
+ if self._node is not None:
+ self._stream.set_file(self._node.uri)
+ _moduleLogger.info("New node %r" % self._node)
+ self.emit("title_change", self._node)
+
+ @misc_utils.log_exception(_moduleLogger)
+ def _on_next_node(self, node, forcePlay):
+ self._nextSearch = None
+
+ restart = self.state == self.STATE_PLAY
+ self._set_piece_by_node(node)
+ if restart or forcePlay:
+ self.play()
+
+ @misc_utils.log_exception(_moduleLogger)
+ def _on_node_search_error(self, e):
+ self._nextSearch = None
+ self.emit("error", e, "")
+
+ @misc_utils.log_exception(_moduleLogger)
+ def _on_stream_state(self, s, state):
+ _moduleLogger.info("State change %r" % state)
+ self.emit("state_change", state)
+
+ @misc_utils.log_exception(_moduleLogger)
+ def _on_stream_eof(self, s, uri):
+ _moduleLogger.info("EOF %s" % uri)
+ self.next(forcePlay = True)
+
+ @misc_utils.log_exception(_moduleLogger)
+ def _on_stream_error(self, s, error, debug):
+ _moduleLogger.info("Error %s %s" % (error, debug))
+ self.emit("error", error, debug)
+
+ @misc_utils.log_exception(_moduleLogger)
+ def _on_call_start(self, monitor):
+ _moduleLogger.info("Call in progress, pausing")
+ self.pause()
gobject.type_register(Player)