ADBScreenshots & RecordingSafe

adb shell screenrecord /sdcard/demo.mp4

Record screen video to MP4 file

What It Does

Records high-definition screen video of device activity to an MP4 video file on the device. Press Ctrl+C to terminate recording.

Command Syntax

Terminal

$adb shell screenrecord [options] <path.mp4>

Parameters & Placeholders Breakdown

This command syntax includes specific placeholder tokens. Below is an explanation of what each word represents and concrete real-world values to replace it with:

[options]Command Flags / Optional Arguments

Optional command flags that modify behavior, such as "-r" to reinstall or "-d" to allow downgrade.

Real-world value:-r -g

Command syntax: adb install -r -g app.apk

Usage Examples

$adb shell screenrecord /sdcard/demo.mp4

$adb shell screenrecord --size 1280x720 --bit-rate 6000000 /sdcard/demo.mp4

$adb shell screenrecord --time-limit 30 /sdcard/clip.mp4

Options & Flags

Flag / Parameter	Description
--size <wxh>	Video resolution (e.g. 1280x720). Default is native device resolution.
--bit-rate <rate>	Bit rate in bits per second (default 4000000 = 4Mbps).
--time-limit <sec>	Set maximum recording duration in seconds (default and max 180s).

Prerequisites & Requirements

Android 4.4+
Available internal storage

Related Commands

adb exec-out screencap -p > screenshot.png

Capture screenshot directly to computer

adb pull <remote_path> [local_path]

Copy file from device to computer

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