def run(self):
for oqueue, settings in zip(self.oqueues, self.settings):
e = Lame(oqueue=oqueue, **settings)
self.encoders.append(e)
e.start()
try:
self.ctime = None
for i, actions in enumerate(self.loop()):
log.info("Rendering audio data for %d actions.", len(actions))
for a in actions:
try:
with Timer() as t:
# TODO: Move the "multiple encoding" support into
# LAME itself - it should be able to multiplex the
# streams itself.
self.encoders[0].add_pcm(a)
self.infoqueue.put(generate_metadata(a))
log.info("Rendered in %fs!", t.ms)
except:
log.error("Could not render %s. Skipping.\n%s", a,
traceback.format_exc())
gc.collect()
except:
log.error("Something failed in mixer.run:\n%s",
traceback.format_exc())
self.stop()
return
async def ensure_playing(self):
async with self.cond:
if not self.load_future:
print('Waiting to play %s' % trackId)
self.audio_fetcher.semaphore.acquire()
print('Playing %s' % trackId)
self.lame = Lame(**lame_args)
self.lame.init_params()
self.audio_fetcher.sink.target = self
load_future = self.audio_fetcher.player.load(
SpotifyId(trackId))
self.load_future = asyncio.futures.wrap_future(
load_future, loop=self.audio_fetcher.loop)
def done_cb(fut):
x = asyncio.run_coroutine_threadsafe(
self._load_complete(fut.exception()),
loop=self.audio_fetcher.loop)
self.load_future.add_done_callback(done_cb)
