Table 3.37 | Contrast |
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Value |
| Contrast |
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00h |
| Default (same to 80h) | |
01h |
| Soften |
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80h |
| Normal |
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FFh |
| Harden |
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Image Composition: | 00h(Black and white), 01h(halftoned) |
The image composition field specifies the type of scan operation requested. The image composition is defined as shown in Table 3.38.
Table 3.38 Image Composition Codes
Code | Description |
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00h | |
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01h | Dithered/halftone black & white |
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02h to FFh | Reserved |
Bits Per Pixel: | 01h(1bit per pixel) |
The bits per pixel field specifies the number of bits used to represent the intensity of a single color.
Halftone: | Table 3.39, 3.40 |
The halftone field specifies the level of halftone at which the scan data is converted to binary data. The values in this field are vendor specific. This halftone field is used in conjunction with the image composition field. Fujitsu defines this field two subfields to fitst byte as Halftone Type field and second byte as Halftone Pattern.
Halftone type: | 00h(default), 01h(dither), 02h(error diffusion) |
Halftone Type field specifies method of halftoning shown in Table
3.39.A value of zero indicates default halftoning method of the device.
M3099GX/GH OEM Manual |