https://github.com/xpirt/sdat2img
sdat2img
Convert sparse Android data image (.dat) into filesystem ext4 image (.img)
Requirements
This binary requires Python 2.7 or newer installed on your system.
It currently supports Windows x86/x64, Linux x86/x64 & arm/arm64 architectures.
Usage
sdat2img.py <transfer_list> <system_new_file> [system_img]
<transfer_list>= input, system.transfer.list from rom zip<system_new_file>= input, system.new.dat from rom zip[system_img]= output ext4 raw image file
Example
This is a simple example on a Linux system:
~$ ./sdat2img.py system.transfer.list system.new.dat system.img
Info
For more information about this binary, visit http://forum.xda-developers.com/android/software-hacking/how-to-conver-lollipop-dat-files-to-t2978952.