20bdc7ee88
Add a script to convert the Raspberry Pi camera tuning file format from version 1.0 to 2.0. This script also adds a root level version key set to 2.0 to the config file, allowing the controller to distinguish between the two formats. Signed-off-by: Naushir Patuck <naush@raspberrypi.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Tested-by: Naushir Patuck <naush@raspberrypi.com>
46 lines
1.4 KiB
Python
Executable file
46 lines
1.4 KiB
Python
Executable file
#!/usr/bin/env python3
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#
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# SPDX-License-Identifier: BSD-2-Clause
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#
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# Script to convert version 1.0 Raspberry Pi camera tuning files to version 2.0.
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#
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# Copyright 2022 Raspberry Pi Ltd
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import argparse
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import json
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import sys
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from ctt_pretty_print_json import pretty_print
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def convert_v2(in_json: dict) -> str:
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if 'version' in in_json.keys() and in_json['version'] != 1.0:
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print(f'The JSON config reports version {in_json["version"]} that is incompatible with this tool.')
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sys.exit(-1)
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converted = {
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'version': 2.0,
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'target': 'bcm2835',
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'algorithms': [{algo: config} for algo, config in in_json.items()]
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}
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return pretty_print(converted)
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if __name__ == "__main__":
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parser = argparse.ArgumentParser(formatter_class=argparse.RawTextHelpFormatter, description=
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'Convert the format of the Raspberry Pi camera tuning file from v1.0 to v2.0.\n')
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parser.add_argument('input', type=str, help='Input tuning file.')
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parser.add_argument('output', type=str, nargs='?',
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help='Output converted tuning file. If not provided, the input file will be updated in-place.',
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default=None)
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args = parser.parse_args()
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with open(args.input, 'r') as f:
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in_json = json.load(f)
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out_json = convert_v2(in_json)
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with open(args.output if args.output is not None else args.input, 'w') as f:
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f.write(out_json)
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