def remove_marker(object):
changed = False
if IAudio.providedBy(object):
noLongerProvides(object, IAudio)
changed = True
if IVideo.providedBy(object):
noLongerProvides(object, IVideo)
changed = True
if changed:
object.reindexObject(idxs=['object_provides'])
def handleVideo(self):
handle = self.file_handle
try:
metadata = parse_raw(handle)
height, width = scale_from_metadata(metadata)
handle.close()
except StreamError:
height = width = None
if not IVideo.providedBy(self.content):
alsoProvides(self.content, IVideo)
self.object.reindexObject(idxs=['object_provides'])
if height and width:
info = IMediaInfo(self.content)
info.height = height
info.width = width