|
offset
|
size
|
description
|
|
0
|
2
|
signature, must be 4D42 hex
|
|
2
|
4
|
size of BMP file in bytes (unreliable)
|
|
6
|
2
|
reserved, must be zero
|
|
8
|
2
|
reserved, must be zero
|
|
10
|
4
|
offset to start of image data in bytes
|
|
14
|
4
|
size of BITMAPINFOHEADER structure, must be 40
|
|
18
|
4
|
image width in pixels
|
|
22
|
4
|
image height in pixels
|
|
26
|
2
|
number of planes in the image, must be 1
|
|
28
|
2
|
number of bits per pixel (1, 4, 8, or 24)
|
|
30
|
4
|
compression type (0=none, 1=RLE-8, 2=RLE-4)
|
|
34
|
4
|
size of image data in bytes (including padding)
|
|
38
|
4
|
horizontal resolution in pixels per meter (unreliable)
|
|
42
|
4
|
vertical resolution in pixels per meter (unreliable)
|
|
46
|
4
|
number of colors in image, or zero
|
|
50
|
4
|
number of important colors, or zero
|