1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
|
//
// Copyright 2011 Ettus Research LLC
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
//
#include <uhd/convert.hpp>
#include <uhd/utils/log.hpp>
#include <uhd/utils/static.hpp>
#include <uhd/types/dict.hpp>
#include <uhd/exception.hpp>
#include <boost/cstdint.hpp>
#include <boost/format.hpp>
#include <boost/foreach.hpp>
#include <complex>
using namespace uhd;
bool convert::operator==(const convert::id_type &lhs, const convert::id_type &rhs){
return true
and (lhs.input_format == rhs.input_format)
and (lhs.num_inputs == rhs.num_inputs)
and (lhs.output_format == rhs.output_format)
and (lhs.num_outputs == rhs.num_outputs)
;
}
std::string convert::id_type::to_pp_string(void) const{
return str(boost::format(
"conversion ID\n"
" Input format: %s\n"
" Num inputs: %d\n"
" Output format: %s\n"
" Num outputs: %d\n"
)
% this->input_format
% this->num_inputs
% this->output_format
% this->num_outputs
);
}
/***********************************************************************
* Setup the table registry
**********************************************************************/
typedef uhd::dict<convert::id_type, uhd::dict<convert::priority_type, convert::function_type> > fcn_table_type;
UHD_SINGLETON_FCN(fcn_table_type, get_table);
/***********************************************************************
* The registry functions
**********************************************************************/
void uhd::convert::register_converter(
const id_type &id,
const function_type &fcn,
const priority_type prio
){
get_table()[id][prio] = fcn;
//----------------------------------------------------------------//
UHD_LOGV(always) << "register_converter: " << id.to_pp_string() << std::endl
<< " prio: " << prio << std::endl
<< std::endl
;
//----------------------------------------------------------------//
}
/***********************************************************************
* The converter functions
**********************************************************************/
convert::function_type convert::get_converter(
const id_type &id,
const priority_type prio
){
if (not get_table().has_key(id)) throw uhd::key_error(
"Cannot find a conversion routine for " + id.to_pp_string());
//find a matching priority
priority_type best_prio = -1;
BOOST_FOREACH(priority_type prio_i, get_table()[id].keys()){
if (prio_i == prio) return get_table()[id][prio];
best_prio = std::max(best_prio, prio_i);
}
//wanted a specific prio, didnt find
if (prio != -1) throw uhd::key_error(
"Cannot find a conversion routine [with prio] for " + id.to_pp_string());
//otherwise, return best prio
return get_table()[id][best_prio];
}
/***********************************************************************
* Mappings for item format to byte size for all items we can
**********************************************************************/
typedef uhd::dict<std::string, size_t> item_size_type;
UHD_SINGLETON_FCN(item_size_type, get_item_size_table);
void convert::register_bytes_per_item(
const std::string &format, const size_t size
){
get_item_size_table()[format] = size;
}
size_t convert::get_bytes_per_item(const std::string &format){
if (get_item_size_table().has_key(format)) return get_item_size_table()[format];
//OK. I am sorry about this.
//We didnt find a match, so lets find a match for the first term.
//This is partially a hack because of the way I append strings.
//But as long as life is kind, we can keep this.
const size_t pos = format.find("_");
if (pos != std::string::npos){
return get_bytes_per_item(format.substr(0, pos));
}
throw uhd::key_error("Cannot find an item size:\n" + format);
}
UHD_STATIC_BLOCK(convert_register_item_sizes){
//register standard complex types
convert::register_bytes_per_item("fc64", sizeof(std::complex<double>));
convert::register_bytes_per_item("fc32", sizeof(std::complex<float>));
convert::register_bytes_per_item("sc64", sizeof(std::complex<boost::int64_t>));
convert::register_bytes_per_item("sc32", sizeof(std::complex<boost::int32_t>));
convert::register_bytes_per_item("sc16", sizeof(std::complex<boost::int16_t>));
convert::register_bytes_per_item("sc12", 3 * sizeof(std::complex<boost::int8_t>));
convert::register_bytes_per_item("sc8", sizeof(std::complex<boost::int8_t>));
//register standard real types
convert::register_bytes_per_item("f64", sizeof(double));
convert::register_bytes_per_item("f32", sizeof(float));
convert::register_bytes_per_item("s64", sizeof(boost::int64_t));
convert::register_bytes_per_item("s32", sizeof(boost::int32_t));
convert::register_bytes_per_item("s16", sizeof(boost::int16_t));
convert::register_bytes_per_item("s8", sizeof(boost::int8_t));
//register VITA types
convert::register_bytes_per_item("item32", sizeof(boost::int32_t));
}
|
