Requirements

• protobuf
• LZMA
• 7z
• lz4

Linux

apt install unace unrar zip unzip p7zip-full p7zip-rar sharutils rar uudeview mpack arj cabextract rename
apt install liblzma-dev python-pip brotli lz4
pip install backports.lzma protobuf pycrypto twrpdtgen extract-dtb

Mac

brew install protobuf liblzma-dev brotli lz4
pip install backports.lzma protobuf pycrypto twrpdtgen extract-dtb

Also install mono

Windows

Install cygwin, and select

Latest python and pip packages, arj, brotli, cabextract, dos2unix, lz4, p7zip, renameutils, sharutils, unace, unzip and zip

If you get syntax errors run dos2unix on extractor.sh

How to use

Download

git clone --recurse-submodules https://github.com/AndroidDumps/Firmware_extractor.git

Extract images from firmware URL

Example: Extracting images from pixel 2 factory image:

cd Firmware_extractor
wget https://dl.google.com/dl/android/aosp/walleye-pq3a.190705.001-factory-cc471c8c.zip -o firmware.zip
./extractor.sh firmware.zip

output will be on "Firmware_extractor/out"