Jonathan Jacky wrote: > > I tried the new fftsink and scopesink on Mac OS X 10.4.3 Tiger. > > Both of them work without modifications on a 1 GHZ Powerbook G4. > Previous versions would not always work --- they would start up > and display a blank window, with the twirling beachball icon that > indicates the program is busy, apparently because wxPython on the Mac > couldn't keep up with the data. > > Now scopesink just barely works on the 1 GHZ Powerbook. With the timebase > at 100 us/div or more, the display frequently freezes and the beachball > appears, and the only escape is to type ^C into the terminal > window. At smaller values of us/div (fewer cycles on the display) the > display updates and the controls are responsive. > > scopesink works well (no beachball) on a 1 GHz PowerMac G4 (dual > processors) and on a 2.7 GHz PowerMac G5 (dual processors). > > Now fftsink works well even on the 1 GHz Powerbook. > > There is one oddity. When scopesink starts up, the vertical scale is at > e+35 ! It takes about two minutes to autorange down to > +/-1000 full scale. This behavior occurs on both faster and slower Macs. I have the same problem on linux x86. Although the problem is not allways there. I suspect one of the buffers doesn't get initialized at 0. It seems to also only happen for me when I use the usrp as source with an actual signal. (When I put the usrp in counting mode, the problem goes away and I get a nice sawtooth signal)
Greetings, Martin > > Jon Jacky > > > > > _______________________________________________ > Discuss-gnuradio mailing list > Discuss-gnuradio@gnu.org > http://lists.gnu.org/mailman/listinfo/discuss-gnuradio > _______________________________________________ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org http://lists.gnu.org/mailman/listinfo/discuss-gnuradio
