mirror of
https://github.com/google/pebble.git
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79 lines
2.5 KiB
Python
79 lines
2.5 KiB
Python
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# Copyright 2024 Google LLC
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#################################################################################################
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# Generate sample health activity blob
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##################################################################################################
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import argparse
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import os
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import sys
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import logging
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import math
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import time
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import struct
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"""
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typedef struct {
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uint8_t steps; // # of steps in this minute
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uint8_t orientation; // average orientation of the watch
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uint8_t vmc; // vector magnitude count
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} MinuteData;
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typedef struct {
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uint16_t version; // version, initial version is 1
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uint16_t len; // length in bytes of blob, including this entire header
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uint32_t time_utc; // UTC time of pebble
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uint32_t time_local; // local time of pebble
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uint16_t num_samples; // number of samples that follow
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MinuteData samples[];
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} Header
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"""
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###################################################################################################
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if __name__ == '__main__':
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# Collect our command line arguments
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parser = argparse.ArgumentParser()
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parser.add_argument('--debug', action='store_true', help="Turn on debug logging")
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args = parser.parse_args()
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level = logging.INFO
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if args.debug:
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level = logging.DEBUG
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logging.basicConfig(level=level)
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sample_format = '<BBB'
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header_format = '<HHIIH'
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num_samples = 10
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blob = struct.pack(
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header_format,
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1,
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struct.calcsize(header_format) + num_samples * struct.calcsize(sample_format),
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int(time.time()),
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int(time.time()),
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num_samples)
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for i in range(num_samples):
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blob += struct.pack(sample_format,
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30 + (i % 5),
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4,
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50 + (i % 4))
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with open('health_blob.bin', "w") as out:
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out.write(blob)
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