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implement dmr timeslot muting

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Jakob Ketterl
2019-06-15 19:10:33 +02:00
parent 7362e48cf3
commit 8af8f93434
4 changed files with 74 additions and 18 deletions
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26
csdr.py
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@ -67,7 +67,8 @@ class dsp(object):
self.secondary_fft_size = 1024
self.secondary_process_fft = None
self.secondary_process_demod = None
self.pipe_names=["bpf_pipe", "shift_pipe", "squelch_pipe", "smeter_pipe", "meta_pipe", "iqtee_pipe", "iqtee2_pipe"]
self.pipe_names=["bpf_pipe", "shift_pipe", "squelch_pipe", "smeter_pipe", "meta_pipe", "iqtee_pipe",
"iqtee2_pipe", "dmr_control_pipe"]
self.secondary_pipe_names=["secondary_shift_pipe"]
self.secondary_offset_freq = 1000
self.unvoiced_quality = 1
@ -113,7 +114,7 @@ class dsp(object):
else:
chain += "rrc_filter | gfsk_demodulator | "
if which == "dmr":
chain += "dmr_decoder --fifo {meta_pipe} | mbe_synthesizer -f -u {unvoiced_quality} | "
chain += "dmr_decoder --fifo {meta_pipe} --control-fifo {dmr_control_pipe} | mbe_synthesizer -f -u {unvoiced_quality} | "
elif which == "ysf":
chain += "ysf_decoder --fifo {meta_pipe} | mbe_synthesizer -y -f -u {unvoiced_quality} | "
max_gain = 0.0005
@ -352,7 +353,7 @@ class dsp(object):
actual_squelch = 0 if self.isDigitalVoice() else self.squelch_level
if self.running:
self.modification_lock.acquire()
self.squelch_pipe_file.write( "%g\n"%(float(actual_squelch)) )
self.squelch_pipe_file.write("%g\n"%(float(actual_squelch)))
self.squelch_pipe_file.flush()
self.modification_lock.release()
@ -363,6 +364,11 @@ class dsp(object):
def get_unvoiced_quality(self):
return self.unvoiced_quality
def set_dmr_filter(self, filter):
if self.dmr_control_pipe_file:
self.dmr_control_pipe_file.write("{0}\n".format(filter))
self.dmr_control_pipe_file.flush()
def mkfifo(self,path):
try:
os.unlink(path)
@ -410,7 +416,7 @@ class dsp(object):
flowcontrol=int(self.samp_rate*2), start_bufsize=self.base_bufsize*self.decimation, nc_port=self.nc_port,
squelch_pipe=self.squelch_pipe, smeter_pipe=self.smeter_pipe, meta_pipe=self.meta_pipe, iqtee_pipe=self.iqtee_pipe, iqtee2_pipe=self.iqtee2_pipe,
output_rate = self.get_output_rate(), smeter_report_every = int(self.if_samp_rate()/6000),
unvoiced_quality = self.get_unvoiced_quality())
unvoiced_quality = self.get_unvoiced_quality(), dmr_control_pipe = self.dmr_control_pipe)
logger.debug("[openwebrx-dsp-plugin:csdr] Command = %s", command)
my_env=os.environ.copy()
@ -430,13 +436,12 @@ class dsp(object):
self.output.add_output("audio", partial(self.process.stdout.read, int(self.get_fft_bytes_to_read()) if self.demodulator == "fft" else 256))
# open control pipes for csdr
if self.bpf_pipe != None:
self.bpf_pipe_file=open(self.bpf_pipe,"w")
if self.bpf_pipe:
self.bpf_pipe_file = open(self.bpf_pipe, "w")
if self.shift_pipe:
self.shift_pipe_file=open(self.shift_pipe,"w")
self.shift_pipe_file = open(self.shift_pipe, "w")
if self.squelch_pipe:
self.squelch_pipe_file=open(self.squelch_pipe,"w")
self.squelch_pipe_file = open(self.squelch_pipe, "w")
self.start_secondary_demodulator()
self.modification_lock.release()
@ -468,6 +473,9 @@ class dsp(object):
return raw.rstrip("\n")
self.output.add_output("meta", read_meta)
if self.dmr_control_pipe:
self.dmr_control_pipe_file = open(self.dmr_control_pipe, "w")
def stop(self):
self.modification_lock.acquire()
self.running = False