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authorJosh Blum <josh@joshknows.com>2011-10-05 11:59:27 -0700
committerJosh Blum <josh@joshknows.com>2011-11-03 20:37:10 -0700
commita629bbe7e3c39a10bdc3a981f6badb85a436b443 (patch)
tree58036a96d8fa045ce8900821b073f9f5a441f683 /host/examples/tx_timed_samples.cpp
parente89b20da1511f02d887435d093d8efef3e4df261 (diff)
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uhd: updated examples to use new streamer interface
Diffstat (limited to 'host/examples/tx_timed_samples.cpp')
-rw-r--r--host/examples/tx_timed_samples.cpp17
1 files changed, 8 insertions, 9 deletions
diff --git a/host/examples/tx_timed_samples.cpp b/host/examples/tx_timed_samples.cpp
index 1c222d414..3daf1974a 100644
--- a/host/examples/tx_timed_samples.cpp
+++ b/host/examples/tx_timed_samples.cpp
@@ -73,8 +73,12 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){
std::cout << boost::format("Setting device timestamp to 0...") << std::endl;
usrp->set_time_now(uhd::time_spec_t(0.0));
+ //create a transmit streamer
+ uhd::streamer_args stream_args("fc32"); //complex floats
+ uhd::tx_streamer::sptr tx_stream = usrp->get_tx_streamer(stream_args);
+
//allocate buffer with data to send
- std::vector<std::complex<float> > buff(usrp->get_device()->get_max_send_samps_per_packet(), std::complex<float>(ampl, ampl));
+ std::vector<std::complex<float> > buff(tx_stream->get_max_num_samps(), std::complex<float>(ampl, ampl));
//setup metadata for the first packet
uhd::tx_metadata_t md;
@@ -91,10 +95,8 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){
size_t samps_to_send = std::min(total_num_samps - num_acc_samps, buff.size());
//send a single packet
- size_t num_tx_samps = usrp->get_device()->send(
- &buff.front(), samps_to_send, md,
- uhd::io_type_t::COMPLEX_FLOAT32,
- uhd::device::SEND_MODE_ONE_PACKET, timeout
+ size_t num_tx_samps = tx_stream->send(
+ &buff.front(), samps_to_send, md, timeout
);
//do not use time spec for subsequent packets
@@ -108,10 +110,7 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){
//send a mini EOB packet
md.end_of_burst = true;
- usrp->get_device()->send("", 0, md,
- uhd::io_type_t::COMPLEX_FLOAT32,
- uhd::device::SEND_MODE_FULL_BUFF
- );
+ tx_stream->send("", 0, md);
std::cout << std::endl << "Waiting for async burst ACK... " << std::flush;
uhd::async_metadata_t async_md;