/usr/lib/uhd/utils/converter_benchmark.py is in uhd-host 3.10.3.0-2.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 | #!/usr/bin/env python
#
# Copyright 2015 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/>.
#
"""
Wrap the converter_benchmark tool and produce prettier results.
"""
from __future__ import print_function
import argparse
import csv
import subprocess
INTRO_SETUP = {
'n_samples': {
'title': 'Samples per iteration',
},
'iterations': {
'title': 'Number of iterations'
},
}
TABLE_SETUP = {
'prio': {
'title': 'Priority',
},
'duration_ms': {
'title': 'Total Duration (ms)',
},
'avg_duration_ms': {
'title': 'Avg. Duration (ms)',
},
}
def run_benchmark(args):
""" Run the tool with the given arguments, return the section in the {{{ }}} brackets """
call_args = ['./converter_benchmark',]
for k, v in args.__dict__.iteritems():
k = k.replace('_', '-')
if v is None:
continue
if k in ('debug-converter', 'hex'):
if v:
call_args.append('--{0}'.format(k))
continue
call_args.append('--{0}'.format(k))
call_args.append(str(v))
print(call_args)
try:
output = subprocess.check_output(call_args)
except subprocess.CalledProcessError as ex:
print(ex.output)
exit(ex.returncode)
header_out, csv_output = output.split('{{{', 1)
csv_output = csv_output.split('}}}', 1)
assert len(csv_output) == 2 and csv_output[1].strip() == ''
return header_out, csv_output[0]
def print_stats_table(args, csv_output):
"""
Print stats.
"""
reader = csv.reader(csv_output.strip().split('\n'), delimiter=',')
title_row = reader.next()
row_widths = [0,] * len(TABLE_SETUP)
for idx, row in enumerate(reader):
if idx == 0:
# Print intro:
for k, v in INTRO_SETUP.iteritems():
print("{title}: {value}".format(
title=v['title'],
value=row[title_row.index(k)],
))
print("")
# Print table header
for idx, item in enumerate(TABLE_SETUP):
print(" {title} ".format(title=TABLE_SETUP[item]['title']), end='')
row_widths[idx] = len(TABLE_SETUP[item]['title'])
if idx < len(TABLE_SETUP) - 1:
print("|", end='')
print("")
for idx, item in enumerate(TABLE_SETUP):
print("-" * (row_widths[idx] + 2), end='')
if idx < len(TABLE_SETUP) - 1:
print("+", end='')
print("")
# Print actual row data
for idx, item in enumerate(TABLE_SETUP):
format_str = " {{item:>{n}}} ".format(n=row_widths[idx])
print(format_str.format(item=row[title_row.index(item)]), end='')
if idx < len(TABLE_SETUP) - 1:
print("|", end='')
print("")
def print_debug_table(args, csv_output):
"""
Print debug output.
"""
reader = csv.reader(csv_output.strip().split('\n'), delimiter=';')
print_widths_hex = {
'u8': 2,
'sc16': 8,
'fc32': 16,
's16': 4,
}
if args.hex:
format_str = "{{0[0]:0>{n_in}}} => {{0[1]:0>{n_out}}}".format(
n_in=print_widths_hex[getattr(args, 'in').split('_', 1)[0]],
n_out=print_widths_hex[args.out.split('_', 1)[0]]
)
else:
format_str = "{0[0]}\t=>\t{0[1]}"
for row in reader:
print(format_str.format(row))
def setup_argparse():
""" Configure arg parser. """
parser = argparse.ArgumentParser(
description="UHD Converter Benchmark + Debugging Utility.",
)
parser.add_argument(
"-i", "--in", required=True,
help="Input format (e.g. 'sc16')"
)
parser.add_argument(
"-o", "--out", required=True,
help="Output format (e.g. 'sc16')"
)
parser.add_argument(
"-s", "--samples", type=int,
help="Number of samples per iteration"
)
parser.add_argument(
"-N", "--iterations", type=int,
help="Number of iterations per benchmark",
)
parser.add_argument(
"-p", "--priorities",
help="Converter priorities. Can be 'default', 'all', or a comma-separated list of priorities.",
)
parser.add_argument(
"--max-prio", type=int,
help="Largest available priority (advanced feature)",
)
parser.add_argument(
"--n-inputs", type=int,
help="Number of input vectors",
)
parser.add_argument(
"--n-outputs", type=int,
help="Number of output vectors",
)
parser.add_argument(
"--seed-mode", choices=('random', 'incremental'),
help="How to initialize the data: random, incremental",
)
parser.add_argument(
"--debug-converter", action='store_true',
help="Skip benchmark and print conversion results. Implies iterations==1 and will only run on a single converter.",
)
parser.add_argument(
"--hex", action='store_true',
help="In debug mode, display data as hex values.",
)
return parser
def main():
""" Go, go, go! """
args = setup_argparse().parse_args()
print("Running converter benchmark...")
header_out, csv_output = run_benchmark(args)
print(header_out)
if args.debug_converter:
print_debug_table(args, csv_output)
else:
print_stats_table(args, csv_output)
if __name__ == "__main__":
main()
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