file type (should be 0x4d42): 4d42
file size: 17842230
offset to image data: 54
header size: 40
width: 2816
height: 2112
planes: 1
bits: 24
load time:   0.0148
1 threads, invert time:   0.0764
2 threads, invert time:   0.0388
3 threads, invert time:   0.0267
4 threads, invert time:   0.0200
5 threads, invert time:   0.0161
6 threads, invert time:   0.0134
7 threads, invert time:   0.0121
8 threads, invert time:   0.0103
9 threads, invert time:   0.0097
10 threads, invert time:   0.0096
11 threads, invert time:   0.0089
12 threads, invert time:   0.0081
13 threads, invert time:   0.0077
14 threads, invert time:   0.0074
15 threads, invert time:   0.0071
16 threads, invert time:   0.0068
17 threads, invert time:   0.0089
18 threads, invert time:   0.0067
19 threads, invert time:   0.0076
20 threads, invert time:   0.0097
21 threads, invert time:   0.0069
22 threads, invert time:   0.0069
23 threads, invert time:   0.0073
24 threads, invert time:   0.0089
save time:   0.0001