|
|
|
|
# Adb 用法大全
|
|
|
|
|
|
|
|
|
|
Adb，即 [Android Debug Bridge](https://developer.android.com/studio/command-line/adb.html)，它是 Android 开发/测试人员不可替代的强大工具，也是 Android 手机玩家的好玩具。
|
|
|
|
|
|
|
|
|
|
## 目录
|
|
|
|
|
|
|
|
|
|
* [查看手机型号](#查看手机型号)
|
|
|
|
|
* [查看手机电池状况](#查看手机电池状况)
|
|
|
|
|
* [查看手机分辨率](#查看手机分辨率)
|
|
|
|
|
* [查看 android\_id](#查看-android_id)
|
|
|
|
|
* [录制屏幕](#录制屏幕)
|
|
|
|
|
* [查看前台 Activity](#查看前台-activity)
|
|
|
|
|
|
|
|
|
|
### 查看手机型号
|
|
|
|
|
|
|
|
|
|
命令：
|
|
|
|
|
|
|
|
|
|
```
|
|
|
|
|
adb shell getprop ro.product.model
|
|
|
|
|
```
|
|
|
|
|
|
|
|
|
|
输出示例：
|
|
|
|
|
|
|
|
|
|
```
|
|
|
|
|
Nexus 5
|
|
|
|
|
```
|
|
|
|
|
|
|
|
|
|
### 查看手机电池状况
|
|
|
|
|
|
|
|
|
|
命令：
|
|
|
|
|
|
|
|
|
|
```
|
|
|
|
|
adb shell dumpsys battery
|
|
|
|
|
```
|
|
|
|
|
|
|
|
|
|
输入示例：
|
|
|
|
|
|
|
|
|
|
```
|
|
|
|
|
Current Battery Service state:
|
|
|
|
|
AC powered: false
|
|
|
|
|
USB powered: true
|
|
|
|
|
Wireless powered: false
|
|
|
|
|
status: 2
|
|
|
|
|
health: 2
|
|
|
|
|
present: true
|
|
|
|
|
level: 44
|
|
|
|
|
scale: 100
|
|
|
|
|
voltage: 3872
|
|
|
|
|
temperature: 280
|
|
|
|
|
technology: Li-poly
|
|
|
|
|
```
|
|
|
|
|
|
|
|
|
|
其中 `scale` 代表最大电量，`level` 代表当前电量。上面的输出表示还剩下 44% 的电量。
|
|
|
|
|
|
|
|
|
|
### 查看手机分辨率
|
|
|
|
|
|
|
|
|
|
命令：
|
|
|
|
|
|
|
|
|
|
```
|
|
|
|
|
adb shell dumpsys window displays
|
|
|
|
|
```
|
|
|
|
|
|
|
|
|
|
输出示例：
|
|
|
|
|
|
|
|
|
|
```
|
|
|
|
|
WINDOW MANAGER DISPLAY CONTENTS (dumpsys window displays)
|
|
|
|
|
Display: mDisplayId=0
|
|
|
|
|
init=1080x1920 480dpi cur=1080x1920 app=1080x1776 rng=1080x1005-1794x1701
|
|
|
|
|
deferred=false layoutNeeded=false
|
|
|
|
|
...
|
|
|
|
|
// some other output here
|
|
|
|
|
...
|
|
|
|
|
```
|
|
|
|
|
|
|
|
|
|
### 查看 android\_id
|
|
|
|
|
|
|
|
|
|
命令：
|
|
|
|
|
|
|
|
|
|
```
|
|
|
|
|
adb shell settings get secure android_id
|
|
|
|
|
```
|
|
|
|
|
|
|
|
|
|
输出示例：
|
|
|
|
|
|
|
|
|
|
```
|
|
|
|
|
51b6be48bac8c569
|
|
|
|
|
```
|
|
|
|
|
|
|
|
|
|
### 录制屏幕
|
|
|
|
|
|
|
|
|
|
录制屏幕以 mp4 格式保存到 /sdcard：
|
|
|
|
|
|
|
|
|
|
```
|
|
|
|
|
adb shell screenrecord /sdcard/filename.mp4
|
|
|
|
|
```
|
|
|
|
|
|
|
|
|
|
需要停止时按 <kbd>Ctrl-C</kbd>，默认录制时间和最长录制时间都是 180 秒。
|
|
|
|
|
|
|
|
|
|
如果需要导出到电脑：
|
|
|
|
|
|
|
|
|
|
```
|
|
|
|
|
adb pull /sdcard/filename.mp4
|
|
|
|
|
```
|
|
|
|
|
|
|
|
|
|
`screenrecord` 命令也支持一些参数，可以使用 `adb shell screenrecord --help` 查看，下面是简介：
|
|
|
|
|
|
|
|
|
|
| 参数 | 含义 |
|
|
|
|
|
|:--------------------|:------------------------------------------------|
|
|
|
|
|
| --size WIDTHxHEIGHT | 视频的尺寸，比如 `1280x720`，默认是屏幕分辨率。 |
|
|
|
|
|
| --bit-rate RATE | 视频的比特率，默认是 4Mbps。 |
|
|
|
|
|
| --time-limit TIME | 录制时长，单位秒。 |
|
|
|
|
|
| --verbose | 输出更多信息。 |
|
|
|
|
|
|
|
|
|
|
### 查看前台 Activity
|
|
|
|
|
|
|
|
|
|
命令：
|
|
|
|
|
|
|
|
|
|
```
|
|
|
|
|
adb shell dumpsys activity activities | grep mFocusedActivity
|
|
|
|
|
```
|
|
|
|
|
|
|
|
|
|
输出示例：
|
|
|
|
|
|
|
|
|
|
```
|
|
|
|
|
mFocusedActivity: ActivityRecord{8079d7e u0 com.cyanogenmod.trebuchet/com.android.launcher3.Launcher t42}
|
|
|
|
|
```
|
|
|
|
|
|
|
|
|
|
其中的 `com.cyanogenmod.trebuchet/com.android.launcher3.Launcher` 就是当前处于前台的 Activity。
|
