diff options
Diffstat (limited to 'gr-channels/python/channels/quantizer.py')
| -rw-r--r-- | gr-channels/python/channels/quantizer.py | 30 |
1 files changed, 16 insertions, 14 deletions
diff --git a/gr-channels/python/channels/quantizer.py b/gr-channels/python/channels/quantizer.py index cedeb368d0..ef009845b6 100644 --- a/gr-channels/python/channels/quantizer.py +++ b/gr-channels/python/channels/quantizer.py @@ -9,13 +9,14 @@ from gnuradio import blocks from gnuradio import gr from gnuradio.filter import firdes + class quantizer(gr.hier_block2): def __init__(self, bits=16): gr.hier_block2.__init__( self, "Quantizer", - gr.io_signature(1, 1, gr.sizeof_float*1), - gr.io_signature(1, 1, gr.sizeof_float*1), + gr.io_signature(1, 1, gr.sizeof_float * 1), + gr.io_signature(1, 1, gr.sizeof_float * 1), ) ################################################## @@ -27,28 +28,29 @@ class quantizer(gr.hier_block2): # Blocks ################################################## self.blocks_short_to_float_0 = blocks.short_to_float(1, 1) - self.blocks_multiply_const_vxx_0_0 = blocks.multiply_const_vff((1.0 / pow(2.0,bits-1.0), )) - self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((pow(2,bits-1.0), )) + self.blocks_multiply_const_vxx_0_0 = blocks.multiply_const_vff( + (1.0 / pow(2.0, bits - 1.0), )) + self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff( + (pow(2, bits - 1.0), )) self.blocks_float_to_short_0 = blocks.float_to_short(1, 1) ################################################## # Connections ################################################## self.connect((self.blocks_multiply_const_vxx_0_0, 0), (self, 0)) - self.connect((self.blocks_short_to_float_0, 0), (self.blocks_multiply_const_vxx_0_0, 0)) - self.connect((self.blocks_float_to_short_0, 0), (self.blocks_short_to_float_0, 0)) - self.connect((self.blocks_multiply_const_vxx_0, 0), (self.blocks_float_to_short_0, 0)) + self.connect((self.blocks_short_to_float_0, 0), + (self.blocks_multiply_const_vxx_0_0, 0)) + self.connect((self.blocks_float_to_short_0, 0), + (self.blocks_short_to_float_0, 0)) + self.connect((self.blocks_multiply_const_vxx_0, 0), + (self.blocks_float_to_short_0, 0)) self.connect((self, 0), (self.blocks_multiply_const_vxx_0, 0)) - -# QT sink close method reimplementation - def get_bits(self): return self.bits def set_bits(self, bits): self.bits = bits - self.blocks_multiply_const_vxx_0_0.set_k((1.0 / pow(2.0,self.bits-1.0), )) - self.blocks_multiply_const_vxx_0.set_k((pow(2,self.bits-1.0), )) - - + self.blocks_multiply_const_vxx_0_0.set_k( + (1.0 / pow(2.0, self.bits - 1.0), )) + self.blocks_multiply_const_vxx_0.set_k((pow(2, self.bits - 1.0), )) |