[Discuss-gnuradio] Tag propagation policy for tagged stream blocks

2019-04-17 Thread Johannes Demel
Hey everyone, I have an issue with how additional tags are handled in 'tagged stream blocks'. E.g. think of a 'FEC Tagged Encoder'. It does handle the length tag but what happens to other tags? They are left untouched. This results in a situation where a rate change basically makes all other ta

Re: [Discuss-gnuradio] Tag propagation policy for tagged stream blocks

2019-04-17 Thread Andrej Rode
Hi Johannes, thanks for bringin this issue up. On Wed, 17 Apr 2019 08:08:37 + Johannes Demel wrote: > but what happens to other tags? They are left untouched. This results > in a situation where a rate change basically makes all other tags > disappear because these tags will be out of rang

Re: [Discuss-gnuradio] USRP time synchronization

2019-04-17 Thread Horký Petr
Hello Derek, so my code looks like this: now = self.uhd_usrp_sink_0.get_time_now() cmd_time_sink = now + uhd.time_spec_t(0.1) cmd_time_source = now + uhd.time_spec_t(0.2) self.uhd_usrp_sink_0.set_start_time(cmd_time_sink) self.uhd_usrp_source_0.set_start_time(cm

[Discuss-gnuradio] gr_zeromq on MS-Windows ?

2019-04-17 Thread jean-michel.fri...@femto-st.fr
When running a GNU/Linux VirtualBox on MS-Windows, I whish to make GNU Radio running on the guest OS (GNU/Linux) communicate with GNU Radio running on the host OS (MS-Windows) through ZeroMQ. Has anyone tested the proper operation of the ZeroMQ libraries provided with the MS-Windows port [1] of

Re: [Discuss-gnuradio] gr_zeromq on MS-Windows ?

2019-04-17 Thread Andrej Rode
Hi Jean-Michael, On Wed, 17 Apr 2019 15:34:21 + "jean-michel.fri...@femto-st.fr" wrote: > Files\GNURadio-3.7\lib\site-packages\gnuradio\zeromq\zeromq_swig.py", > line 18, in swig_import_helper return > importlib.import_module('_zeromq_swig') File "C:\Program > Files\GNURadio-3.7\gr-python27\