UHD
003.005.003-781-g91040b6f
|
00001 // 00002 // Copyright 2011-2013 Ettus Research LLC 00003 // 00004 // This program is free software: you can redistribute it and/or modify 00005 // it under the terms of the GNU General Public License as published by 00006 // the Free Software Foundation, either version 3 of the License, or 00007 // (at your option) any later version. 00008 // 00009 // This program is distributed in the hope that it will be useful, 00010 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00011 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00012 // GNU General Public License for more details. 00013 // 00014 // You should have received a copy of the GNU General Public License 00015 // along with this program. If not, see <http://www.gnu.org/licenses/>. 00016 // 00017 00018 #ifndef INCLUDED_UHD_STREAM_HPP 00019 #define INCLUDED_UHD_STREAM_HPP 00020 00021 #include <uhd/config.hpp> 00022 #include <uhd/types/metadata.hpp> 00023 #include <uhd/types/device_addr.hpp> 00024 #include <uhd/types/stream_cmd.hpp> 00025 #include <uhd/types/ref_vector.hpp> 00026 #include <boost/utility.hpp> 00027 #include <boost/shared_ptr.hpp> 00028 #include <vector> 00029 #include <string> 00030 00031 namespace uhd{ 00032 00040 struct UHD_API stream_args_t{ 00041 00043 stream_args_t( 00044 const std::string &cpu = "", 00045 const std::string &otw = "" 00046 ){ 00047 cpu_format = cpu; 00048 otw_format = otw; 00049 } 00050 00065 std::string cpu_format; 00066 00077 std::string otw_format; 00078 00108 device_addr_t args; 00109 00116 std::vector<size_t> channels; 00117 }; 00118 00124 class UHD_API rx_streamer : boost::noncopyable{ 00125 public: 00126 typedef boost::shared_ptr<rx_streamer> sptr; 00127 00128 virtual ~rx_streamer(void); 00129 00131 virtual size_t get_num_channels(void) const = 0; 00132 00134 virtual size_t get_max_num_samps(void) const = 0; 00135 00137 typedef ref_vector<void *> buffs_type; 00138 00169 virtual size_t recv( 00170 const buffs_type &buffs, 00171 const size_t nsamps_per_buff, 00172 rx_metadata_t &metadata, 00173 const double timeout = 0.1, 00174 const bool one_packet = false 00175 ) = 0; 00176 00188 virtual void issue_stream_cmd(const stream_cmd_t &stream_cmd) = 0; 00189 }; 00190 00196 class UHD_API tx_streamer : boost::noncopyable{ 00197 public: 00198 typedef boost::shared_ptr<tx_streamer> sptr; 00199 00200 virtual ~tx_streamer(void); 00201 00203 virtual size_t get_num_channels(void) const = 0; 00204 00206 virtual size_t get_max_num_samps(void) const = 0; 00207 00209 typedef ref_vector<const void *> buffs_type; 00210 00232 virtual size_t send( 00233 const buffs_type &buffs, 00234 const size_t nsamps_per_buff, 00235 const tx_metadata_t &metadata, 00236 const double timeout = 0.1 00237 ) = 0; 00238 00245 virtual bool recv_async_msg( 00246 async_metadata_t &async_metadata, double timeout = 0.1 00247 ) = 0; 00248 }; 00249 00250 } //namespace uhd 00251 00252 #endif /* INCLUDED_UHD_STREAM_HPP */