Bmp header
00 WORD B,M
02 DWORD FileSize
06 DWORD 0x0
0A DWORD 0x36
0E DWORD 0x28
12 DWORD Width
16 DWORD Height
1A DWORD 0x00180001
1E DWORD 0x0
22 DWORD FileSize-0x36 (ImageSize)
26 DWORD 0x00000EC4
2A DWORD 0x00000EC4
2E DWORD 0x0
32 DWORD 0x0

Bytes 36 onwards are 3 bytes per pixel (RGB) counting from the bottom-left hand corner

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