kernel时间戳转android时间

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最新推荐文章于 2024-08-15 10:48:40 发布

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分类专栏： android linux python 文章标签： python android arm

本文链接：https://blog.youkuaiyun.com/devwang_com/article/details/124634616

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该博客介绍了如何将Linux内核时间戳转换为Android时间，并展示了相关代码实现。通过示例展示了如何处理时间差，将时间戳转化为可读的UTC时间，适用于系统时间同步和日志分析场景。

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<6>[10155.901477] [6713:Binder:557_2]PM: PM: Suspend exit 2022-04-28 09:12:23.957840082 UTC
<6>[10225.306586] [21332:kworker/0:3] enter.
<6>[10255.816471] [21332:kworker/0:3] enter.

import time
from datetime import datetime
import datetime as dt

def kernel2androidtime(kernelTimestamp, kernelTimeUTC, targetTimestamp):
    time_utc = datetime.strptime(kernelTimeUTC, "%Y-%m-%d %H:%M:%S.%f")
    timedelta_all = targetTimestamp - kernelTimestamp
    timedelta_seconds = int(timedelta_all)
    timedelta_microseconds = timedelta_all - timedelta_seconds
    timedelta = dt.timedelta(hours = 8, seconds = timedelta_seconds, microseconds = timedelta_microseconds)
    targetTimeUTC = time_utc + timedelta
    print("kernelTime: ", str(targetTimestamp) + " ,androidTime: ", targetTimeUTC)
    return targetTimeUTC

if __name__ == '__main__':
    baseTimestamp = 10155.901477
    baseTimeUTC = "2022-04-28 09:12:23.957840"
    timestampList = [10225.306586, 10255.816471]
    for ts in timestampList:
        tmpTimeUTC = kernel2androidtime(baseTimestamp, baseTimeUTC, ts)

& C:/Users/Administrator/AppData/Local/Programs/Python/Python36/python.exe e:/CMD/bpython/kernel2androidtime.py
kernelTime:  10225.306586 ,androidTime:  2022-04-28 17:13:32.957840
kernelTime:  10255.816471 ,androidTime:  2022-04-28 17:14:02.957841