USRP Hardware Driver and USRP Manual Version: 20250415.0.git50967d13.fc43
UHD and USRP Manual
 
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stream.hpp
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1//
2// Copyright 2011-2013 Ettus Research LLC
3// Copyright 2018 Ettus Research, a National Instruments Company
4//
5// SPDX-License-Identifier: GPL-3.0-or-later
6//
7
8#pragma once
9
10#include <uhd/config.hpp>
11#include <uhd/rfnoc/actions.hpp>
16#include <cstddef>
17#include <memory>
18#include <string>
19#include <vector>
20
21namespace uhd {
22struct async_metadata_t;
23struct rx_metadata_t;
24struct tx_metadata_t;
25
51{
53 stream_args_t(const std::string& cpu = "", const std::string& otw = "")
54 {
55 cpu_format = cpu;
56 otw_format = otw;
57 }
58
75 std::string cpu_format;
76
95 std::string otw_format;
96
133
161 std::vector<size_t> channels;
162};
163
170{
171public:
172 typedef std::shared_ptr<rx_streamer> sptr;
173
174 virtual ~rx_streamer(void);
175
177 virtual size_t get_num_channels(void) const = 0;
178
180 virtual size_t get_max_num_samps(void) const = 0;
181
184
289 virtual size_t recv(const buffs_type& buffs,
290 const size_t nsamps_per_buff,
291 rx_metadata_t& metadata,
292 const double timeout = 0.1,
293 const bool one_packet = false) = 0;
294
306 virtual void issue_stream_cmd(const stream_cmd_t& stream_cmd) = 0;
307
313 virtual void post_input_action(
314 const std::shared_ptr<uhd::rfnoc::action_info>& action, const size_t port) = 0;
315};
316
323{
324public:
325 typedef std::shared_ptr<tx_streamer> sptr;
326
327 virtual ~tx_streamer(void);
328
330 virtual size_t get_num_channels(void) const = 0;
331
333 virtual size_t get_max_num_samps(void) const = 0;
334
337
366 virtual size_t send(const buffs_type& buffs,
367 const size_t nsamps_per_buff,
368 const tx_metadata_t& metadata,
369 const double timeout = 0.1) = 0;
370
377 virtual bool recv_async_msg(
378 async_metadata_t& async_metadata, double timeout = 0.1) = 0;
379
385 virtual void post_output_action(
386 const std::shared_ptr<uhd::rfnoc::action_info>& action, const size_t port) = 0;
387};
388
389} // namespace uhd
Definition device_addr.hpp:39
Definition ref_vector.hpp:22
Definition stream.hpp:170
ref_vector< void * > buffs_type
Typedef for a pointer to a single, or a collection of recv buffers.
Definition stream.hpp:183
std::shared_ptr< rx_streamer > sptr
Definition stream.hpp:172
virtual void post_input_action(const std::shared_ptr< uhd::rfnoc::action_info > &action, const size_t port)=0
virtual ~rx_streamer(void)
virtual void issue_stream_cmd(const stream_cmd_t &stream_cmd)=0
virtual size_t get_num_channels(void) const =0
Get the number of channels associated with this streamer.
virtual size_t get_max_num_samps(void) const =0
Get the max number of samples per buffer per packet.
virtual size_t recv(const buffs_type &buffs, const size_t nsamps_per_buff, rx_metadata_t &metadata, const double timeout=0.1, const bool one_packet=false)=0
Definition stream.hpp:323
virtual ~tx_streamer(void)
virtual bool recv_async_msg(async_metadata_t &async_metadata, double timeout=0.1)=0
std::shared_ptr< tx_streamer > sptr
Definition stream.hpp:325
ref_vector< const void * > buffs_type
Typedef for a pointer to a single, or a collection of send buffers.
Definition stream.hpp:336
virtual size_t get_max_num_samps(void) const =0
Get the max number of samples per buffer per packet.
virtual void post_output_action(const std::shared_ptr< uhd::rfnoc::action_info > &action, const size_t port)=0
virtual size_t send(const buffs_type &buffs, const size_t nsamps_per_buff, const tx_metadata_t &metadata, const double timeout=0.1)=0
virtual size_t get_num_channels(void) const =0
Get the number of channels associated with this streamer.
#define UHD_API
Definition config.h:87
Definition build_info.hpp:12
boost::noncopyable noncopyable
Definition noncopyable.hpp:45
Definition metadata.hpp:203
Definition metadata.hpp:23
std::string otw_format
Definition stream.hpp:95
device_addr_t args
Definition stream.hpp:132
std::string cpu_format
Definition stream.hpp:75
stream_args_t(const std::string &cpu="", const std::string &otw="")
Convenience constructor for streamer args.
Definition stream.hpp:53
std::vector< size_t > channels
Definition stream.hpp:161
Definition stream_cmd.hpp:40
Definition metadata.hpp:163