Digital Signal Processing Reference
In-Depth Information
0
1
2
3 4
5
6 7
8
9 10 11
n
0
1
2
3
4
5
6
7
(,)
mn
86
m
pmn
(,)
FIGURE 14.1
Image pixel notation.
0
n
0
25
Pixel value
m
FIGURE 14.2
Grayscale image format.
kilobytes are required for storage.
Figure 14.2
shows a grayscale image format. As shown in the figure,
the pixel indicated in the box has an 8-bit value of 25.
The image of a cruise ship with a spatial resolution of 320
240 using an 8-bit grayscale format is
shown in
Figure 14.3
.
FIGURE 14.3
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