Flipnote Files
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*.ppm FILES
| Start | Length | Description |
|---|---|---|
| 0x0000 | 4 | Magic (should be PARA) |
| 0x0004 | 4 | Filesize - 0x7A0 |
| 0x0008 | 4 | Offset Audiodata |
| 0x000B | 2 | # of frames |
| 0x000D | 2 | Unknown |
| 0x000E | 2 | Is locked? |
| 0x0010 | 2 | Unknown Flag |
| 0x0012 | 2 | Preview frame number ?? |
| 0x0014 | 22 | Original author name (UCS-2) |
| 0x002A | 22 | Author name (UCS-2) |
| 0x0040 | 22 | User name (UCS-2) |
| 0x0056 | 8 | Original author ID |
| 0x005E | 8 | Author ID |
| 0x0066 | 18 | Original File-name - see notes on format |
| 0x0078 | 18 | File-name - see notes on format |
| 0x008A | 8 | Mirrored author ID ?? |
| 0x0092 | 8 | File name? - see notes on format |
| 0x009A | 6 | Unknown - possibly date information |
| 0x00A0 | 1536 | Preview Bitmap (4 bits/pixel). This is stored in cells each cell is 8 pixels by 4 pixels, each cell uses 16 bytes, and are stored in a top left going right then down format |
The file name seems to be stored in the file header 3 times:
- Original file name 0x0066
- Current file name 0x0078
- Partial file name 0x0092
The file name is stored in 3 parts:
- 3 hex bytes, the first byte's high nibble is not the same as the first byte of the file name
- 13 bytes for the central part of the file name
- 2 bytes for the last part of the file name.
For the file name : G35B20_0909841CDBEB1_002
- First location: D3 5B 20 30 39 30 39 38 34 31 43 44 42 45 42 31 00 00
- Second location: D3 5B 20 30 39 30 39 38 34 31 43 44 42 45 42 31 02 00
- Last location: D3 5B 20 09 09 84 1C DB
Palette:
| Hex | Color |
|---|---|
| 0x0 | ?? |
| 0x1 | Dark grey |
| 0x2 | White |
| 0x3 | Light grey |
| 0x4 | Light red |
| 0x5 | Dark red |
| 0x6 | Pink |
| 0x7 | Pure green |
| 0x8 | Pure blue |
| 0x9 | Purple |
| 0xA | Light blue |
| 0xB | Pure green |
| 0xC | Magenta |
| 0xD | Pure green |
| 0xE | Pure green |
| 0xF | Pure green |