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https://github.com/steeve/aml-imgpack

Resource packer/unpacker for Amlogic Logo image files
https://github.com/steeve/aml-imgpack

Last synced: 2 months ago
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Resource packer/unpacker for Amlogic Logo image files

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aml-imgpack
===========

Resource packer/unpacker for Amlogic Logo image files

About bootup.bmp
----------------

Make sure you respect the original image sizes and depth, or else u-boot might be confused.

For instance, bootup.bmp is 360x360@16bpp.

Help
----

```
$ ./aml-imgpack.py --help
usage: aml-imgpack.py [-h] [--unpack] [--pack PACK] file [file ...]

Pack and unpack amlogic uboot images

positional arguments:
file an integer for the accumulator

optional arguments:
-h, --help show this help message and exit
--unpack Unpack image file
--pack PACK Pack image file
```

Listing assets in an image
--------------------------

```
$ ./aml-imgpack.py logo.img
Listing assets in logo.img
AmlResImgHead(crc=0x952fde3b version=2 imgSz=1160640 imgItemNum=8 alignSz=16)
AmlResItem(name=upgrade_unfocus start=0x240 size=184)
AmlResItem(name=upgrade_success start=0x300 size=180072)
AmlResItem(name=upgrade_error start=0x2c270 size=180072)
AmlResItem(name=upgrade_fail start=0x581e0 size=180072)
AmlResItem(name=bootup start=0x84150 size=259272)
AmlResItem(name=upgrade_bar start=0xc3620 size=184)
AmlResItem(name=upgrade_logo start=0xc36e0 size=180072)
AmlResItem(name=upgrade_upgrading start=0xef650 size=180072)
```

Unpacking an image
------------------

Note that the assets name are appended with a `.bmp` extension to make edition easier.

```
$ ./aml-imgpack.py --unpack logo.img
Unpacking assets in logo.img
Unpacking upgrade_unfocus
Unpacking upgrade_success
Unpacking upgrade_error
Unpacking upgrade_fail
Unpacking bootup
Unpacking upgrade_bar
Unpacking upgrade_logo
Unpacking upgrade_upgrading
```

Packing an image
----------------

Note that any `.bmp` will be stripped from the asset name.

```
$ python aml-imgpack.py --pack out.img *.bmp
Packing files in out.img:
bootup (259272 bytes)
upgrade_bar (184 bytes)
upgrade_error (180072 bytes)
upgrade_fail (180072 bytes)
upgrade_logo (180072 bytes)
upgrade_success (180072 bytes)
upgrade_unfocus (184 bytes)
upgrade_upgrading (180072 bytes)
```