diff options
Diffstat (limited to 'gr-qtgui/lib/freq_sink_c_impl.cc')
| -rw-r--r-- | gr-qtgui/lib/freq_sink_c_impl.cc | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/gr-qtgui/lib/freq_sink_c_impl.cc b/gr-qtgui/lib/freq_sink_c_impl.cc index fa8e38dd9f..adc1f76857 100644 --- a/gr-qtgui/lib/freq_sink_c_impl.cc +++ b/gr-qtgui/lib/freq_sink_c_impl.cc @@ -198,7 +198,10 @@ namespace gr { void freq_sink_c_impl::set_fft_size(const int fftsize) { - d_main_gui->setFFTSize(fftsize); + if((fftsize > 16) && (fftsize < 16384)) + d_main_gui->setFFTSize(fftsize); + else + throw std::runtime_error("freq_sink: FFT size must be > 16 and < 16384."); } int |