def __init__(self, ring, sequence, nframe, nonblocking=False):
SpanBase.__init__(self, ring, sequence, writeable=True)
nbyte = nframe * self._sequence.tensor['frame_nbyte']
self.obj = _bf.BFwspan()
_check(_bf.bfRingSpanReserve(self.obj, ring.obj, nbyte, nonblocking))
self._set_base_obj(self.obj)
# Note: We default to 0 instead of nframe so that we don't accidentally
# commit bogus data if a block throws an exception.
self.commit_nframe = 0
def __init__(self, ring, size, nonblocking=False):
SpanBase.__init__(self, ring, writeable=True)
self.obj = _bf.BFwspan()
_check(_bf.bfRingSpanReserve(self.obj, ring.obj, size, nonblocking))
self.commit_size = size