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-rw-r--r--gr-digital/examples/ofdm/ofdm_bugsquatch.py22
1 files changed, 22 insertions, 0 deletions
diff --git a/gr-digital/examples/ofdm/ofdm_bugsquatch.py b/gr-digital/examples/ofdm/ofdm_bugsquatch.py
new file mode 100644
index 0000000000..3b900fb46b
--- /dev/null
+++ b/gr-digital/examples/ofdm/ofdm_bugsquatch.py
@@ -0,0 +1,22 @@
+#!/usr/bin/env python
+
+from gnuradio import gr, digital
+from gnuradio.digital.utils import tagged_streams
+import random
+
+if __name__ == '__main__':
+ tb = gr.top_block()
+ fft_len = 64
+ cp_len = 16
+ length_tag_name = "length"
+ src = gr.vector_source_c(
+ [random.randint(0, 1)*2-1 for i in range(10*fft_len)], True, fft_len,
+ tagged_streams.make_lengthtags((10,), (0,), length_tag_name))
+ cyclic_prefixer = digital.ofdm_cyclic_prefixer(
+ fft_len, fft_len+cp_len, 0, length_tag_name)
+ sink = gr.null_sink(gr.sizeof_gr_complex)
+ checker = digital.tagged_stream_check(gr.sizeof_gr_complex*fft_len, length_tag_name)
+ checker2 = digital.tagged_stream_check(gr.sizeof_gr_complex*fft_len, length_tag_name)
+ tb.connect(src, checker, cyclic_prefixer, sink)
+ tb.run()
+