diff options
Diffstat (limited to 'gr-vocoder/python/cvsd.py')
| -rw-r--r-- | gr-vocoder/python/cvsd.py | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/gr-vocoder/python/cvsd.py b/gr-vocoder/python/cvsd.py index 0b38615f41..1c58c33076 100644 --- a/gr-vocoder/python/cvsd.py +++ b/gr-vocoder/python/cvsd.py @@ -28,6 +28,11 @@ try: except ImportError: import filter_swig as filter +try: + from gnuradio import blocks +except ImportError: + import blocks_swig as blocks + class cvsd_encode_fb(gr.hier_block2): ''' This is a wrapper for the CVSD encoder that performs interpolation and filtering @@ -51,10 +56,10 @@ class cvsd_encode_fb(gr.hier_block2): scale_factor = 32000.0 self.interp = resample - src_scale = gr.multiply_const_ff(scale_factor) + src_scale = blocks.multiply_const_ff(scale_factor) taps = filter.firdes.low_pass(self.interp, self.interp, bw, 2*bw) interp = filter.interp_fir_filter_fff(self.interp, taps) - f2s = gr.float_to_short() + f2s = blocks.float_to_short() enc = vocoder_swig.cvsd_encode_sb() self.connect(self, src_scale, interp, f2s, enc, self) @@ -83,9 +88,9 @@ class cvsd_decode_bf(gr.hier_block2): self.decim = resample dec = vocoder_swig.cvsd_decode_bs() - s2f = gr.short_to_float() + s2f = blocks.short_to_float() taps = filter.firdes.low_pass(1, 1, bw, 2*bw) decim = filter.fir_filter_fff(self.decim, taps) - sink_scale = gr.multiply_const_ff(1.0/scale_factor) + sink_scale = blocks.multiply_const_ff(1.0/scale_factor) self.connect(self, dec, s2f, decim, sink_scale, self) |