Beispiel #1
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	def execute_workspace(self, iarray, oarray, workspace_ptr, workspace_size,
	                      inverse=False):
		_fast_call(_bf.FftExecute, self.obj,
		                       asarray(iarray).as_BFarray(),
		                       asarray(oarray).as_BFarray(),
		                       inverse,
		                       workspace_ptr, workspace_size)
		return oarray
Beispiel #2
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	def execute_workspace(self, idata, odata, workspace_ptr, workspace_size,
	                      negative_delays=False):
		size = _bf.BFsize(workspace_size)
		_fast_call(_bf.FdmtExecute, self.obj,
		                        asarray(idata).as_BFarray(),
		                        asarray(odata).as_BFarray(),
		                        negative_delays,
		                        workspace_ptr, ctypes.pointer(size))
		return odata
Beispiel #3
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	def __init__(self, sequence, frame_offset, nframe):
		SpanBase.__init__(self, sequence.ring, sequence, writeable=False)
		tensor = sequence.tensor
		self.obj = _bf.BFrspan()
		_fast_call(_bf.RingSpanAcquire, self.obj,
		           sequence.obj,
		           frame_offset*tensor['frame_nbyte'],
		           nframe*tensor['frame_nbyte'])
		self._set_base_obj(self.obj)
Beispiel #4
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	def __init__(self,
	             ring,
	             sequence,
	             nframe):
		SpanBase.__init__(self, ring, sequence, writeable=True)
		nbyte = nframe * self.tensor['frame_nbyte']
		self.obj = _bf.BFwspan()
		_fast_call(_bf.RingSpanReserve, self.obj, ring.obj, nbyte)
		self._set_base_obj(self.obj)
		self.commit_nframe = nframe
Beispiel #5
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	def release(self):
		_fast_call(_bf.RingSpanRelease, self.obj)
Beispiel #6
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	def close(self):
		commit_nbyte = self.commit_nframe * self.tensor['frame_nbyte']
		_fast_call(_bf.RingSpanCommit, self.obj, commit_nbyte)
Beispiel #7
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	def _cache_info(self):
		self._info = _bf.BFspan_info()
		_fast_call(_bf.bfRingSpanGetInfo, self._base_obj, self._info)
Beispiel #8
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def quantize(src, dst, scale=1.):
    src_bf = asarray(src).as_BFarray()
    dst_bf = asarray(dst).as_BFarray()
    _fast_call(_bf.Quantize, src_bf, dst_bf, scale)
    return dst
Beispiel #9
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def stream_synchronize():
	_fast_call(_bf.StreamSynchronize)
Beispiel #10
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def unpack(src, dst, align_msb=False):
    src_bf = asarray(src).as_BFarray()
    dst_bf = asarray(dst).as_BFarray()
    _fast_call(_bf.Unpack, src_bf, dst_bf, align_msb)
    return dst