From 8675b252f31a4cb7784bc2cd96b75a0e478a92a1 Mon Sep 17 00:00:00 2001 From: G2 <72430668+G2-Games@users.noreply.github.com> Date: Fri, 10 May 2024 19:03:30 -0500 Subject: [PATCH] Update README.md --- README.md | 35 ----------------------------------- 1 file changed, 35 deletions(-) diff --git a/README.md b/README.md index b9a8cf0..6ddbb33 100644 --- a/README.md +++ b/README.md @@ -8,38 +8,3 @@ The implementations for decompression of CZ1, CZ3, and CZ4 were derived from for CZ2, and compression of CZ1, CZ3, and CZ4 was derived from the implementation in [LuckSystem](https://github.com/wetor/LuckSystem). This project would not have been possible without their amazing work. - -## Specifications and Info -Each `CZ#` file starts with a header. The first 14 (`0x0E`) bytes of the header -are common to all `CZ#` files. The data which come after that are specific -to each format, although several `CZ#` formats do share the same layout. - -All byte layouts are in Little Endian. - -### Common header: -| Offset | Ex. Values | ASCII | Purpose | -|-------------|-------------|-------|-----------------------------------| -| 0x00 - 0x03 | 43 5A 30 00 | CZ0 | Magic bytes | -| 0x04 - 0x07 | 24 00 00 00 | 36 | Header length in bytes | -| 0x08 - 0x09 | 58 01 | 344 | Width of the image in pixels | -| 0x0A - 0x0B | DC 02 | 732 | Height of the image in pixels | -| 0x0C - 0x0D | 20 00 | 32 | Bit depth of the image | -| 0x0E | 03 | 3 | Color block | - -### The CZ0 and CZ3 header extra data: -| Offset | Ex. Values | ASCII | Purpose | -|-------------|-------------|-------|-----------------------------------| -| 0x0F - 0x13 | --- | --- | ---[Unknown]--- | -| 0x14 - 0x15 | 58 01 | 344 | Width of image crop | -| 0x16 - 0x17 | DC 02 | 732 | Height of image crop | -| 0x18 - 0x19 | 00 05 | 1280 | Width of image bounding box | -| 0x1A - 0x1B | 34 03 | 820 | Height of image bounding box | -| 0x1C - 0x1D | 80 02 | 640 | X offset of image, optional | -| 0x1E - 0x1F | 02 03 | 770 | Y offset of image, optional | -| 0x20 - 0x23 | --- | --- | ---[Unknown]---, optional | - - -### The CZ2 header extra data: -| Offset | Ex. Values | ASCII | Purpose | -|-------------|-------------|-------|-----------------------------------| -| 0x0F - 0x12 | --- | --- | ---[Unknown]--- |