diff options
Diffstat (limited to 'host/lib/usrp/usrp2')
| -rw-r--r-- | host/lib/usrp/usrp2/io_impl.cpp | 32 |
1 files changed, 19 insertions, 13 deletions
diff --git a/host/lib/usrp/usrp2/io_impl.cpp b/host/lib/usrp/usrp2/io_impl.cpp index f917a35db..f1d0aee2a 100644 --- a/host/lib/usrp/usrp2/io_impl.cpp +++ b/host/lib/usrp/usrp2/io_impl.cpp @@ -366,9 +366,12 @@ bool usrp2_impl::recv_async_msg( /*********************************************************************** * Receive streamer **********************************************************************/ -rx_streamer::sptr usrp2_impl::get_rx_stream(const uhd::stream_args_t &args){ - //map an empty channel set to chan0 - const std::vector<size_t> channels = args.channels.empty()? std::vector<size_t>(1, 0) : args.channels; +rx_streamer::sptr usrp2_impl::get_rx_stream(const uhd::stream_args_t &args_){ + stream_args_t args = args_; + + //setup defaults for unspecified values + args.otw_format = args.otw_format.empty()? "sc16" : args.otw_format; + args.channels = args.channels.empty()? std::vector<size_t>(1, 0) : args.channels; //calculate packet size static const size_t hdr_size = 0 @@ -383,7 +386,7 @@ rx_streamer::sptr usrp2_impl::get_rx_stream(const uhd::stream_args_t &args){ boost::shared_ptr<sph::recv_packet_streamer> my_streamer = boost::make_shared<sph::recv_packet_streamer>(spp); //init some streamer stuff - my_streamer->resize(channels.size()); + my_streamer->resize(args.channels.size()); my_streamer->set_vrt_unpacker(&vrt::if_hdr_unpack_be); //set the converter @@ -396,8 +399,8 @@ rx_streamer::sptr usrp2_impl::get_rx_stream(const uhd::stream_args_t &args){ my_streamer->set_converter(id); //bind callbacks for the handler - for (size_t chan_i = 0; chan_i < channels.size(); chan_i++){ - const size_t chan = channels[chan_i]; + for (size_t chan_i = 0; chan_i < args.channels.size(); chan_i++){ + const size_t chan = args.channels[chan_i]; size_t num_chan_so_far = 0; BOOST_FOREACH(const std::string &mb, _mbc.keys()){ num_chan_so_far += _mbc[mb].rx_chan_occ; @@ -427,14 +430,17 @@ rx_streamer::sptr usrp2_impl::get_rx_stream(const uhd::stream_args_t &args){ /*********************************************************************** * Transmit streamer **********************************************************************/ -tx_streamer::sptr usrp2_impl::get_tx_stream(const uhd::stream_args_t &args){ +tx_streamer::sptr usrp2_impl::get_tx_stream(const uhd::stream_args_t &args_){ + stream_args_t args = args_; + + //setup defaults for unspecified values + args.otw_format = args.otw_format.empty()? "sc16" : args.otw_format; + args.channels = args.channels.empty()? std::vector<size_t>(1, 0) : args.channels; + if (args.otw_format != "sc16"){ throw uhd::value_error("USRP TX cannot handle requested wire format: " + args.otw_format); } - //map an empty channel set to chan0 - const std::vector<size_t> channels = args.channels.empty()? std::vector<size_t>(1, 0) : args.channels; - //calculate packet size static const size_t hdr_size = 0 + vrt::max_if_hdr_words32*sizeof(boost::uint32_t) @@ -448,7 +454,7 @@ tx_streamer::sptr usrp2_impl::get_tx_stream(const uhd::stream_args_t &args){ boost::shared_ptr<sph::send_packet_streamer> my_streamer = boost::make_shared<sph::send_packet_streamer>(spp); //init some streamer stuff - my_streamer->resize(channels.size()); + my_streamer->resize(args.channels.size()); my_streamer->set_vrt_packer(&vrt::if_hdr_pack_be, vrt_send_header_offset_words32); //set the converter @@ -461,8 +467,8 @@ tx_streamer::sptr usrp2_impl::get_tx_stream(const uhd::stream_args_t &args){ my_streamer->set_converter(id); //bind callbacks for the handler - for (size_t chan_i = 0; chan_i < channels.size(); chan_i++){ - const size_t chan = channels[chan_i]; + for (size_t chan_i = 0; chan_i < args.channels.size(); chan_i++){ + const size_t chan = args.channels[chan_i]; size_t num_chan_so_far = 0; size_t abs = 0; BOOST_FOREACH(const std::string &mb, _mbc.keys()){ |