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#!/usr/bin/env python3
# SPDX-License-Identifier: GPL-2.0-or-later
#
# Generate Python format definitions from YAML
import argparse
import string
import sys
import yaml
def generate(formats):
fmts = []
for format in formats:
name, format = format.popitem()
fmts.append(f'\t\t.def_readonly_static("{name}", &libcamera::formats::{name})')
return {'formats': '\n'.join(fmts)}
def fill_template(template, data):
with open(template, encoding='utf-8') as f:
template = f.read()
template = string.Template(template)
return template.substitute(data)
def main(argv):
parser = argparse.ArgumentParser()
parser.add_argument('-o', dest='output', metavar='file', type=str,
help='Output file name. Defaults to standard output if not specified.')
parser.add_argument('input', type=str,
help='Input file name.')
parser.add_argument('template', type=str,
help='Template file name.')
args = parser.parse_args(argv[1:])
with open(args.input, encoding='utf-8') as f:
formats = yaml.safe_load(f)['formats']
data = generate(formats)
data = fill_template(args.template, data)
if args.output:
with open(args.output, 'w', encoding='utf-8') as f:
f.write(data)
else:
sys.stdout.write(data)
return 0
if __name__ == '__main__':
sys.exit(main(sys.argv))
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