audio: Define mixer_scale in _setup_mixer

This commit is contained in:
Trygve Aaberge 2012-12-19 21:56:02 +01:00 committed by Stein Magnus Jodal
parent 6d8a8a7902
commit 81a76bfd92

View File

@ -41,6 +41,7 @@ class Audio(pykka.ThreadingActor):
self._playbin = None
self._mixer = None
self._mixer_track = None
self._mixer_scale = None
self._software_mixing = False
self._appsrc = None
self._volume_set = None
@ -150,6 +151,8 @@ class Audio(pykka.ThreadingActor):
self._mixer = mixer
self._mixer_track = track
self._mixer_scale = (
self._mixer_track.min_volume, self._mixer_track.max_volume)
logger.info(
'Audio mixer set to "%s" using track "%s"',
mixer.get_factory().get_name(), track.label)
@ -390,15 +393,13 @@ class Audio(pykka.ThreadingActor):
avg_volume = float(sum(volumes)) / len(volumes)
internal_scale = (0, 100)
mixer_scale = (
self._mixer_track.min_volume, self._mixer_track.max_volume)
if self._volume_set is not None and self._rescale(self._volume_set,
old=internal_scale, new=mixer_scale) == avg_volume:
old=internal_scale, new=self._mixer_scale) == avg_volume:
return self._volume_set
else:
return self._rescale(
avg_volume, old=mixer_scale, new=internal_scale)
avg_volume, old=self._mixer_scale, new=internal_scale)
def set_volume(self, volume):
"""
@ -418,10 +419,9 @@ class Audio(pykka.ThreadingActor):
self._volume_set = volume
internal_scale = (0, 100)
mixer_scale = (
self._mixer_track.min_volume, self._mixer_track.max_volume)
volume = self._rescale(volume, old=internal_scale, new=mixer_scale)
volume = self._rescale(
volume, old=internal_scale, new=self._mixer_scale)
volumes = (volume,) * self._mixer_track.num_channels
self._mixer.set_volume(self._mixer_track, volumes)