affggh / opsplash

A command line tool unpack/repack oppo/realme/oneplus splash image

OPSPLASH

oppo splash.img modified tool.

Usage

unpack

./opsplash -i splash.img -d
# if you wanna extract file convert to png format
./opsplash -i splash.img -d -c
# if you wanna defined custom output dir or output file
./opsplash -i splash.img -d -o pic -c

repack

./opsplash -i splash.img
# if you pic in different dir
./opsplash -i splash.img -o pic
# if you pic dir include no bmp but all png pics
./opsplash -i splash.img -c -o pic

Build

# I use cmake x ninja to build
cmake -B build -G Ninja
ninja -C build

# you can use makefile to build
cmake -B build
make -C build -j$(nproc --all)

Thanks

lodepng lodepng is a powerful library to encode or decode png pic, it also provide deflate/inflate gzip function and crc32 check sum function.

opsplash's Issues

OnePlus6T support

我从我的Oneplus6T提取的splash.img无法读取，以下是输出

Unable to read logo.img from oneplus 8

logo.img link

Support for Pixel

Would you be so kind to make support for Pixel's splash.img?

Here's one taken from Pixel 4A https://0x0.st/odF_.img

This is my terminal output

		[OPPO SPLASH MODIFIED TOOL]
=---------------------------------------------------------------=
	AUTHOR:	affggh 	VERSION:	1.1 
=---------------------------------------------------------------=
File input : 	[../splash.img
]Dir output : 	[pic]
		[OPPO SPLASH MODIFIED TOOL]
=---------------------------------------------------------------=
	AUTHOR:	affggh 	VERSION:	1.1 
=---------------------------------------------------------------=
[WARNNING]: Fake header magic read failed, this may not a issue.
[WARNNING]: Read fake magic faild, this may not a issue.
[INFO]: Checking header magic...
[ERROR]: Failed
Real header magic check failed, this may not a oppo splash image.
[ERROR]: Read real header failed, please comfirm this is a oppo splash image!
METADATA:
	meta1:
	meta2:
	meta3:
Image number:	0
Unknow flag:	0
Device width:	0
Device height:	0
Compressed flag:	0
[INFO]: Extracting...
	OFFSET	REALSZ	COMPSZ	NAME
=---------------------------------------------------------------=
=---------------------------------------------------------------=
[SUCCESS]: Done!

But nothing on pic folder