def stop(self):
"""
Stop the leveller, freeing all resources.
Call after the leveller emitted 'done' to clean up.
"""
gst.debug("Setting to NULL")
self.set_state(gst.STATE_NULL)
gst.debug("Set to NULL")
utils.gc_collect('Leveller.stop()')
def clean(self):
# clean ourselves up completely
self.stop()
# let's be ghetto and clean out our bin manually
self.remove(self._source)
self.remove(self._level)
self.remove(self._fakesink)
gst.debug("Emptied myself")
self._source.clean()
utils.gc_collect('Leveller.clean() cleaned up source')
self._source = None
self._fakesink = None
self._level = None
utils.gc_collect('Leveller.clean() done')
dontstop = True
leveller.set_state(gst.STATE_PLAYING)
while dontstop:
message = bus.poll(gst.MESSAGE_ANY, gst.SECOND)
if message:
gst.debug("got message from poll:%s/%r" % (message.type, message))
else:
gst.debug("got NOTHING from poll")
if message:
if message.type == gst.MESSAGE_EOS:
print "in: %s, out: %s, length: %s" % (gst.TIME_ARGS(leveller.mixin),
gst.TIME_ARGS(leveller.mixout),
gst.TIME_ARGS(leveller.length))
print "rms: %f, %f dB" % (leveller.rms, leveller.rmsdB)
dontstop = False
elif message.type == gst.MESSAGE_ERROR:
error,debug = message.parse_error()
print "ERROR[%s] %s" % (error.domain, error.message)
dontstop = False
leveller.stop()
leveller.clean()
gst.debug('deleting leveller, verify objects are freed')
utils.gc_collect('quit main loop')
del leveller
utils.gc_collect('deleted leveller')
gst.debug('stopping forever')