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speed up stream lookup

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This commit is contained in:
j 2023-08-18 14:59:45 +02:00
commit d7f087125e
3 changed files with 24 additions and 5 deletions
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9
pandora/item/models.py
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@ -644,7 +644,7 @@ class Item(models.Model):
i['hasSource'] = self.streams().exclude(file__data='').exists()
streams = self.streams()
i['durations'] = [s.duration for s in streams]
i['durations'] = [s[0] for s in streams.values_list('duration')]
i['duration'] = sum(i['durations'])
i['audioTracks'] = self.audio_tracks()
if not i['audioTracks']:
@ -1309,10 +1309,9 @@ class Item(models.Model):
return sorted(set(tracks))
def streams(self, track=None):
files = self.files.filter(selected=True).filter(Q(is_audio=True) | Q(is_video=True)),
qs = archive.models.Stream.objects.filter(
source=None, available=True, file__item=self, file__selected=True
).filter(
Q(file__is_audio=True) | Q(file__is_video=True)
file__in=files, source=None, available=True
).select_related()
if not track:
tracks = self.audio_tracks()
@ -1561,7 +1560,7 @@ class Item(models.Model):
if not subtitles:
return
# otherwise add empty 5 seconds annotation every minute
duration = sum([s.duration for s in self.streams()])
duration = sum([s[0] for s in self.streams().values_list('duration')])
layer = subtitles['id']
# FIXME: allow annotations from no user instead?
user = User.objects.all().order_by('id')[0]