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Diffstat (limited to 'gr-audio/examples/python/test_resampler.py')
-rwxr-xr-xgr-audio/examples/python/test_resampler.py26
1 files changed, 18 insertions, 8 deletions
diff --git a/gr-audio/examples/python/test_resampler.py b/gr-audio/examples/python/test_resampler.py
index db7f79fba0..0f5544cfa9 100755
--- a/gr-audio/examples/python/test_resampler.py
+++ b/gr-audio/examples/python/test_resampler.py
@@ -1,6 +1,6 @@
#!/usr/bin/env python
#
-# Copyright 2004,2005,2007 Free Software Foundation, Inc.
+# Copyright 2004,2005,2007,2012 Free Software Foundation, Inc.
#
# This file is part of GNU Radio
#
@@ -20,11 +20,22 @@
# Boston, MA 02110-1301, USA.
#
-from gnuradio import gr, gru, blks2
+from gnuradio import gr, gru
from gnuradio import audio
from gnuradio.eng_option import eng_option
from optparse import OptionParser
+try:
+ from gnuradio import analog
+except ImportError:
+ sys.stderr.write("Error: Program requires gr-analog.\n")
+ sys.exit(1)
+
+try:
+ from gnuradio import blocks
+except ImportError:
+ sys.stderr.write("Error: Program requires gr-blocks.\n")
+ sys.exit(1)
class my_top_block(gr.top_block):
@@ -38,7 +49,7 @@ class my_top_block(gr.top_block):
help="set input sample rate to RATE (%default)")
parser.add_option("-o", "--output-rate", type="eng_float", default=48000,
help="set output sample rate to RATE (%default)")
- (options, args) = parser.parse_args ()
+ (options, args) = parser.parse_args()
if len(args) != 0:
parser.print_help()
raise SystemExit, 1
@@ -53,11 +64,10 @@ class my_top_block(gr.top_block):
print "decim =", decim
ampl = 0.1
- src0 = gr.sig_source_f (input_rate, gr.GR_SIN_WAVE, 650, ampl)
- rr = blks2.rational_resampler_fff(interp, decim)
- dst = audio.sink (output_rate, options.audio_output)
- self.connect (src0, rr, (dst, 0))
-
+ src0 = analog.sig_source_f(input_rate, analog.GR_SIN_WAVE, 650, ampl)
+ rr = blocks.rational_resampler_fff(interp, decim)
+ dst = audio.sink(output_rate, options.audio_output)
+ self.connect(src0, rr, (dst, 0))
if __name__ == '__main__':
try: