def audio_channel_add(self, args):
(sys_id, chan, group_id, radio_id) = args
print "sys_id: %x, freq: %f, group: %x, radio: %d" % (sys_id, get_freq(chan), group_id, radio_id)
self._ac_lock.acquire()
ab_to_remove = None
if chan in self._audio_channel_list:
c = self._audio_channels[chan]
if c['group_id'] == group_id:
c['radio_ids'].append([radio_id, time.time()]) # even if None
self._ac_lock.release()
return
# group changed; that session must be over
ab_to_remove = self._audio_channels[chan]['audio_block']
del self._audio_channel_list[self._audio_channel_list.index(chan)] # XXX write metadata about call
del self._audio_channels[chan]
# we have a new session
ac = audio_channel(self._bandwidth, get_freq(chan) * 1e6 - self._center_freq, sys_id, chan, group_id, self._save_dir)
print "stop flow graph"
# XXX bug: python block requires stop
self.stop()
self.wait()
self.lock()
print "connecting"
if ab_to_remove is not None:
self.disconnect(ab_to_remove)
self.connect(self.u, ac)
print "starting"
self.unlock()
self.start()
print "started"
# remember it
self._audio_channels[chan] = {'group_id': group_id, 'radio_ids': [[radio_id, time.time()],], 'audio_block': ac}
self._audio_channel_list.append(chan)
self._ac_lock.release()
def main(): for c in range(1024): freq = band_plan_800.get_freq(c) chan = 0 if freq is not None: chan = band_plan_800.get_chan(freq) if chan != c: print "%d -> %f -> %d" % (c, freq, chan) for i in range(1520): f = 851.0 + i * 0.0125 chan = band_plan_800.get_chan(f) if chan is not None: freq = band_plan_800.get_freq(chan) if round(freq - f, 6) != 0: print "%f -> %d -> %f" % (f, chan, freq) return 0
def control_channel_add(self, chan):
self._cc_lock.acquire()
if chan in self._control_channel_list:
# we're already monitoring this control channel
self._cc_lock.release()
return
# XXX group description csv
cc = control_channel(self._bandwidth, get_freq(chan) * 1e6 - self._center_freq, queue = self._cc_msg_q, logger = self._logger, group_description_csv = "./SERS.groups.csv")
self.lock()
self.connect(self.u, cc)
self.unlock()
# remember this control channel
self._control_channels[chan] = {'sys_id': -1, 'cc_block': cc}
self._control_channel_list.append(chan)
self._cc_lock.release()
