Re: [Discuss-gnuradio] gr-fosphor : New RTSA-like visualization block for GNURadio using GPU acceleration

[Darren Long]

Good thinking.  Next hurdle is an error:

----
address@hidden:~$ osmocom_fft  -F -a fcd=1 -f 7.1M
linux; GNU C++ version 4.8.1; Boost_105300; UHD_003.005.004-0-unknown

gr-osmosdr v0.1.x-xxx-xunknown (0.1.1git) gnuradio 3.7.1
built-in source types: file osmosdr fcd rtl rtl_tcp uhd hackrf bladerf 
netsdr
Using FUNcube Dongle V2.0 (hw:3)
Opened: hw:3
Using Volk machine: sse4_2_64_orc
Dongle sucessfully initialized
Result of Action :+++++
FCDAPP 20.03
 Lna gain enabled
 Mixer gain enabled
If gain set to: 15
If gain set to: 15
Set Frequency to: 7.1e+06 Hz, corrected to: 7100000 Hz
[xcb] Unknown request in queue while dequeuing
[xcb] Most likely this is a multi-threaded client and XInitThreads has 
not been called
[xcb] Aborting, sorry about that.
python2: ../../src/xcb_io.c:179: dequeue_pending_request: Assertion 
`!xcb_xlib_unknown_req_in_deq' failed.
Aborted (core dumped)
----

Cheers,

Darren

On 27/10/13 15:07, Sylvain Munaut wrote:
> Hi Darren,
>
>
> > I can't get osmocom_fft to run, due to a problem inporting fosphor. It runs
> > OK without the -F argument.   Not sure what is wrong yet. Everything seemed
> > to build and install OK. Please see the output below.  Also, should there be
> > any new blocks in grc?
> You need to install in the same prefix as gnuradio itself is installed
> for it to work.
>
> So if the PPA install GR in /usr you'll need to use
> -DCMAKE_INSTALL_PREFIX=/usr  on the cmake line
>
>
> Cheers,
>
>      Sylvain