diff options
Diffstat (limited to 'apps/grgsm_decode')
-rwxr-xr-x | apps/grgsm_decode | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/apps/grgsm_decode b/apps/grgsm_decode index 94a2ba0..18536c3 100755 --- a/apps/grgsm_decode +++ b/apps/grgsm_decode @@ -39,6 +39,7 @@ class grgsm_decoder(gr.top_block): cfile=None, fc=None, samp_rate=2e6, a5=1, a5_kc=None, speech_file=None, speech_codec=None, + enable_voice_boundary_detection=False, verbose=False, print_bursts=False, ppm=0): @@ -62,6 +63,7 @@ class grgsm_decoder(gr.top_block): self.speech_codec = speech_codec self.verbose = verbose self.print_bursts = print_bursts + self.enable_voice_boundary_detection = enable_voice_boundary_detection ################################################## # Blocks @@ -95,7 +97,7 @@ class grgsm_decoder(gr.top_block): self.sdcch8_demapper = grgsm.gsm_sdcch8_demapper(self.timeslot) elif self.chan_mode == 'TCHF': self.tch_f_demapper = grgsm.tch_f_chans_demapper(self.timeslot) - self.tch_f_decoder = grgsm.tch_f_decoder(speech_codec) + self.tch_f_decoder = grgsm.tch_f_decoder(speech_codec, enable_voice_boundary_detection) self.tch_f_pdu_to_tagged_stream = blocks.pdu_to_tagged_stream(blocks.byte_t, "packet_len") self.tch_f_file_sink = blocks.file_sink(gr.sizeof_char*1, speech_file, False) @@ -317,6 +319,8 @@ if __name__ == '__main__': "Valid options are " + ", ".join(tch_codecs.keys())) tch_options.add_option("-o", "--output-tch", dest="speech_output_file", default="/tmp/speech.au.gsm", help="TCH/F speech output file [default=%default].") + tch_options.add_option("--voice-boundary", dest="enable_voice_boundary_detection", action="store_true", + help="Enable voice boundary detection for traffic channels. This can help reduce noice in the output.") parser.add_option_group(tch_options) # parse @@ -378,6 +382,7 @@ if __name__ == '__main__': cfile=options.cfile, fc=fc, samp_rate=options.samp_rate, a5=options.a5, a5_kc=kc, speech_file=options.speech_output_file, speech_codec=tch_codecs.get(options.speech_codec), + enable_voice_boundary_detection=options.enable_voice_boundary_detection, verbose=options.verbose, print_bursts=options.print_bursts, ppm=options.ppm) |