diff options
Diffstat (limited to 'host/examples/rx_multi_samples.cpp')
| -rw-r--r-- | host/examples/rx_multi_samples.cpp | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/host/examples/rx_multi_samples.cpp b/host/examples/rx_multi_samples.cpp index 8f6d7c939..56aed60af 100644 --- a/host/examples/rx_multi_samples.cpp +++ b/host/examples/rx_multi_samples.cpp @@ -111,6 +111,13 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){ boost::this_thread::sleep(boost::posix_time::milliseconds(100)); } + //create a receive streamer + //linearly map channels (index0 = channel0, index1 = channel1, ...) + uhd::streamer_args stream_args("fc32"); //complex floats + for (size_t chan = 0; chan < usrp->get_rx_num_channels(); chan++) + stream_args.channels.push_back(chan); //linear mapping + uhd::rx_streamer::sptr rx_stream = usrp->get_rx_streamer(stream_args); + //setup streaming std::cout << std::endl; std::cout << boost::format( @@ -126,7 +133,7 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){ uhd::rx_metadata_t md; //allocate buffers to receive with samples (one buffer per channel) - size_t samps_per_buff = usrp->get_device()->get_max_recv_samps_per_packet(); + const size_t samps_per_buff = rx_stream->get_max_num_samps(); std::vector<std::vector<std::complex<float> > > buffs( usrp->get_rx_num_channels(), std::vector<std::complex<float> >(samps_per_buff) ); @@ -141,10 +148,8 @@ 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){ //receive a single packet - size_t num_rx_samps = usrp->get_device()->recv( - buff_ptrs, samps_per_buff, md, - uhd::io_type_t::COMPLEX_FLOAT32, - uhd::device::RECV_MODE_ONE_PACKET, timeout + size_t num_rx_samps = rx_stream->recv( + buff_ptrs, samps_per_buff, md, timeout ); //use a small timeout for subsequent packets |