benchmark: added benchmark for rate changing

1 files changed, 74 insertions, 0 deletions

diff --git a/benchmark/tb_many_rate_changes.py b/benchmark/tb_many_rate_changes.py
new file mode 100644
index 0000000..f1e2072
--- /dev/null
+++ b/benchmark/tb_many_rate_changes.py
@@ -0,0 +1,74 @@
+#!/usr/bin/env python
+##################################################
+# Gnuradio Python Flow Graph
+# Title: Many Rate Changing
+# Generated: Sun Jan 20 15:53:13 2013
+##################################################
+
+from gnuradio import blocks
+from gnuradio import eng_notation
+from gnuradio import gr
+from gnuradio.eng_option import eng_option
+from gnuradio.gr import firdes
+from optparse import OptionParser
+import numpy
+
+class many_rate_changing(gr.top_block):
+
+	def __init__(self, num=1e7):
+		gr.top_block.__init__(self, "Many Rate Changing")
+
+		##################################################
+		# Parameters
+		##################################################
+		self.num = num
+
+		##################################################
+		# Variables
+		##################################################
+		self.samp_rate = samp_rate = 32000
+
+		##################################################
+		# Blocks
+		##################################################
+		self.random_source_x_0 = gr.vector_source_b(map(int, numpy.random.randint(0, 256, 1000)), True)
+		self.gr_unpacked_to_packed_xx_0 = gr.unpacked_to_packed_bb(2, gr.GR_LSB_FIRST)
+		self.gr_packed_to_unpacked_xx_0 = gr.packed_to_unpacked_bb(2, gr.GR_MSB_FIRST)
+		self.gr_null_sink_0_2 = gr.null_sink(gr.sizeof_char*1)
+		self.gr_head_0 = gr.head(gr.sizeof_char*1, int(num))
+		self.blocks_keep_m_in_n_0 = blocks.keep_m_in_n(gr.sizeof_float, 3, 20, 0)
+		self.blocks_float_to_char_0 = blocks.float_to_char(1, 1)
+		self.blocks_char_to_float_0 = blocks.char_to_float(1, 1)
+
+		##################################################
+		# Connections
+		##################################################
+		self.connect((self.blocks_char_to_float_0, 0), (self.blocks_keep_m_in_n_0, 0))
+		self.connect((self.blocks_keep_m_in_n_0, 0), (self.blocks_float_to_char_0, 0))
+		self.connect((self.blocks_float_to_char_0, 0), (self.gr_packed_to_unpacked_xx_0, 0))
+		self.connect((self.gr_unpacked_to_packed_xx_0, 0), (self.blocks_char_to_float_0, 0))
+		self.connect((self.random_source_x_0, 0), (self.gr_unpacked_to_packed_xx_0, 0))
+		self.connect((self.gr_packed_to_unpacked_xx_0, 0), (self.gr_head_0, 0))
+		self.connect((self.gr_head_0, 0), (self.gr_null_sink_0_2, 0))
+
+
+	def get_num(self):
+		return self.num
+
+	def set_num(self, num):
+		self.num = num
+
+	def get_samp_rate(self):
+		return self.samp_rate
+
+	def set_samp_rate(self, samp_rate):
+		self.samp_rate = samp_rate
+
+if __name__ == '__main__':
+	parser = OptionParser(option_class=eng_option, usage="%prog: [options]")
+	parser.add_option("", "--num", dest="num", type="eng_float", default=eng_notation.num_to_str(1e7),
+		help="Set num [default=%default]")
+	(options, args) = parser.parse_args()
+	tb = many_rate_changing(num=options.num)
+	tb.run()
+