3.2 Basic image functions
| Table 3.5 | Parameters of Halftone |
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Parameter | value |
| Effect of parameter | Default | |
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Brightness | X’01’ |
| Brightest |
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| to |
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| X’80’ |
| Normal | X’80’ | |
| to |
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| X’FF’ |
| Darkest |
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Contrast | X’01’ |
| Mostly soft contrast |
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| to |
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| X’80’ |
| Normal | X’80’ | |
| to |
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| X’FF’ |
| Mostly sharp contrast |
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Gamma pattern | X’01’ |
| Normal | X’01’ | |
| X’02’ |
| Soft |
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| X’03’ |
| Sharp |
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| X’80’ |
| Use download pattern |
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| to |
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| X’84’ |
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Halftone | Dither |
| X’00’ | For dark photo | Dither |
scheme | pattern |
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| X’01’ | For dark text and photo mix |
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| X’02’ | For light photo |
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| X’03’ | For light text and photo mix |
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| X’80’ to X’87’ | downloaded pattern *1 |
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| Error Diffusion |
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*1 |
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NOTICE: The density of the halftone can not be adjusted by the Threshold in Table 3.4 but be adjusted by the Brightness in Table 3.5.