USRP Hardware Driver and USRP Manual Version: 20241112.0.git635ad362.fc39
UHD and USRP Manual
 
Loading...
Searching...
No Matches
convert.hpp
Go to the documentation of this file.
1//
2// Copyright 2011-2012,2014 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>
12#include <boost/operators.hpp>
13#include <cstddef>
14#include <functional>
15#include <memory>
16#include <string>
17
18namespace uhd { namespace convert {
19
22{
23public:
24 typedef std::shared_ptr<converter> sptr;
27
28 virtual ~converter(void) = 0;
29
31 virtual void set_scalar(const double) = 0;
32
34 UHD_INLINE void conv(const input_type& in, const output_type& out, const size_t num)
35 {
36 if (num != 0)
37 (*this)(in, out, num);
38 }
39
40private:
42 //
43 // This is the guts of the converter. When deriving new converter types,
44 // this is where the actual conversion routines go.
45 //
46 // \param in Pointers to the input buffers
47 // \param out Pointers to the output buffers
48 // \param num Number of items in the input buffers to convert
49 virtual void operator()(
50 const input_type& in, const output_type& out, const size_t num) = 0;
51};
52
54typedef std::function<converter::sptr(void)> function_type;
55
57typedef int priority_type;
58
60struct UHD_API id_type : boost::equality_comparable<id_type>
61{
62 std::string input_format;
63 size_t num_inputs;
64 std::string output_format;
66 std::string to_pp_string(void) const;
67 std::string to_string(void) const;
68};
69
71UHD_API bool operator==(const id_type&, const id_type&);
72
83 const id_type& id, const function_type& fcn, const priority_type prio);
84
92
98UHD_API void register_bytes_per_item(const std::string& format, const size_t size);
99
101UHD_API size_t get_bytes_per_item(const std::string& format);
102
103}} // namespace uhd::convert
A conversion class that implements a conversion from inputs -> outputs.
Definition convert.hpp:22
uhd::ref_vector< void * > output_type
Definition convert.hpp:25
uhd::ref_vector< const void * > input_type
Definition convert.hpp:26
virtual void set_scalar(const double)=0
Set the scale factor (used in floating point conversions)
UHD_INLINE void conv(const input_type &in, const output_type &out, const size_t num)
The public conversion method to convert inputs -> outputs.
Definition convert.hpp:34
std::shared_ptr< converter > sptr
Definition convert.hpp:24
virtual ~converter(void)=0
Definition ref_vector.hpp:22
#define UHD_INLINE
Definition config.h:65
#define UHD_API
Definition config.h:87
std::function< converter::sptr(void)> function_type
Conversion factory function typedef.
Definition convert.hpp:54
UHD_API void register_converter(const id_type &id, const function_type &fcn, const priority_type prio)
int priority_type
Priority of conversion routines.
Definition convert.hpp:57
UHD_API void register_bytes_per_item(const std::string &format, const size_t size)
UHD_API function_type get_converter(const id_type &id, const priority_type prio=-1)
UHD_API bool operator==(const id_type &, const id_type &)
Implement equality_comparable interface.
UHD_API size_t get_bytes_per_item(const std::string &format)
Convert an item format to a size in bytes.
Definition build_info.hpp:12
Identify a conversion routine in the registry.
Definition convert.hpp:61
std::string input_format
Definition convert.hpp:62
std::string output_format
Definition convert.hpp:64
size_t num_inputs
Definition convert.hpp:63
std::string to_pp_string(void) const
std::string to_string(void) const
size_t num_outputs
Definition convert.hpp:65