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-rwxr-xr-xutils/raspberrypi/ctt/convert_tuning.py46
1 files changed, 46 insertions, 0 deletions
diff --git a/utils/raspberrypi/ctt/convert_tuning.py b/utils/raspberrypi/ctt/convert_tuning.py
new file mode 100755
index 00000000..f4504d45
--- /dev/null
+++ b/utils/raspberrypi/ctt/convert_tuning.py
@@ -0,0 +1,46 @@
+#!/usr/bin/env python3
+#
+# SPDX-License-Identifier: BSD-2-Clause
+#
+# Script to convert version 1.0 Raspberry Pi camera tuning files to version 2.0.
+#
+# Copyright 2022 Raspberry Pi Ltd
+
+import argparse
+import json
+import sys
+
+from ctt_pretty_print_json import pretty_print
+
+
+def convert_v2(in_json: dict) -> str:
+
+ if 'version' in in_json.keys() and in_json['version'] != 1.0:
+ print(f'The JSON config reports version {in_json["version"]} that is incompatible with this tool.')
+ sys.exit(-1)
+
+ converted = {
+ 'version': 2.0,
+ 'target': 'bcm2835',
+ 'algorithms': [{algo: config} for algo, config in in_json.items()]
+ }
+
+ return pretty_print(converted)
+
+
+if __name__ == "__main__":
+ parser = argparse.ArgumentParser(formatter_class=argparse.RawTextHelpFormatter, description=
+ 'Convert the format of the Raspberry Pi camera tuning file from v1.0 to v2.0.\n')
+ parser.add_argument('input', type=str, help='Input tuning file.')
+ parser.add_argument('output', type=str, nargs='?',
+ help='Output converted tuning file. If not provided, the input file will be updated in-place.',
+ default=None)
+ args = parser.parse_args()
+
+ with open(args.input, 'r') as f:
+ in_json = json.load(f)
+
+ out_json = convert_v2(in_json)
+
+ with open(args.output if args.output is not None else args.input, 'w') as f:
+ f.write(out_json)