- 3 bytes - “CTF” header
- 2 bytes - Major version
- 2 bytes - Minor version
Version 1.0 spec
-
Uses little endian byte order
-
Data
- 2 bytes - width
- 2 bytes - height
- 1 byte - scaling method
- 0 = Nearest
- 1 = Linear
- 1 byte - Wrap mode
- 0 - Stretch
- 1 - Tile
- ? bytes - Image data in RGBA