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support media.importFrames for direct uploads

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j 2014-07-29 19:07:50 +02:00
commit ac3c84cb9b
3 changed files with 41 additions and 0 deletions
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24
pandora/archive/models.py
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@ -400,6 +400,30 @@ class File(models.Model):
def all_paths(self):
return [self.path] + [i.path for i in self.instances.all()]
def extract_frames(self):
def video_frame_positions(duration):
pos = duration / 2
return map(int, [pos/2, pos, pos+pos/2])
if settings.CONFIG['media'].get('importFrames') and self.data:
filename = self.data.path
prefix = os.path.dirname(filename)
info = self.info
oshash = info['oshash']
for pos in video_frame_positions(info['duration']):
position = float(pos)
name = "%s.png" % position
fr, created = Frame.objects.get_or_create(file=self, position=position)
if fr.frame:
fr.frame.delete()
fr.frame.name = self.get_path(name)
if not os.path.exists(fr.frame.path):
extract.frame_direct(filename, fr.frame.path, pos)
if os.path.exists(fr.frame.path):
fr.save()
os.chmod(fr.frame.path, 0644)
self.item.select_frame()
def extract_stream(self):
'''
extract stream from direct upload