diff options
Diffstat (limited to 'host/examples/rx_timed_samples.cpp')
| -rw-r--r-- | host/examples/rx_timed_samples.cpp | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/host/examples/rx_timed_samples.cpp b/host/examples/rx_timed_samples.cpp index 4b8774036..d2306c7c4 100644 --- a/host/examples/rx_timed_samples.cpp +++ b/host/examples/rx_timed_samples.cpp @@ -29,7 +29,7 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){ std::string args; int seconds_in_future; size_t total_num_samps; - double rx_rate; + double rx_rate, freq; //setup the program options po::options_description desc("Allowed options"); @@ -39,10 +39,11 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){ ("secs", po::value<int>(&seconds_in_future)->default_value(3), "number of seconds in the future to receive") ("nsamps", po::value<size_t>(&total_num_samps)->default_value(1000), "total number of samples to receive") ("rxrate", po::value<double>(&rx_rate)->default_value(100e6/16), "rate of incoming samples") + ("freq", po::value<double>(&freq)->default_value(0), "rf center frequency in Hz") ; po::variables_map vm; po::store(po::parse_command_line(argc, argv, desc), vm); - po::notify(vm); + po::notify(vm); //print the help message if (vm.count("help")){ @@ -62,6 +63,7 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){ sdev->set_rx_rate(rx_rate); std::cout << boost::format("Actual RX Rate: %f Msps...") % (sdev->get_rx_rate()/1e6) << std::endl; std::cout << boost::format("Setting device timestamp to 0...") << std::endl; + sdev->set_rx_freq(freq); sdev->set_time_now(uhd::time_spec_t(0)); //setup streaming @@ -78,10 +80,11 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){ size_t num_acc_samps = 0; //number of accumulated samples while(num_acc_samps < total_num_samps){ uhd::rx_metadata_t md; - std::complex<float> buff[1000]; + std::vector<std::complex<float> > buff(dev->get_max_recv_samps_per_packet()); size_t num_rx_samps = dev->recv( - boost::asio::buffer(buff, sizeof(buff)), - md, uhd::io_type_t::COMPLEX_FLOAT32 + boost::asio::buffer(buff), + md, uhd::io_type_t::COMPLEX_FLOAT32, + uhd::device::RECV_MODE_ONE_PACKET ); if (num_rx_samps == 0) continue; //wait for packets with contents |