Sony XCD-SX90CR Podręcznik techniczny - Strona 9

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Auto Exposure

AutoExposure is a function that automatically adjusts

the gain and shutter settings, based on the brightness of

the subject. When the gain or shutter is set to Auto, the

brightness is adjusted automatically to the value

specified with AutoExposure.

Gamma

This camera uses the gamma function to select the

lookup table.

0: Linear

1: Reverse

2: Equivalent of Gamma = 0.70

3: User setting

To set an arbitrary gamma curve, prestore the setting

values in the lookup table (EEPROM) of the camera.

Lookup Table

The lookup table of this camera consists of 1,024 tables

with10-bit input and 10-bit output.

The lookup table allows setting of an arbitrary gamma

curve or binary segmentation.

3 × 3 Image Filter

For black and white models only, simple image

processing using the 3 x 3 image filter is possible on

hardware.

0: Filter OFF

1: Sharpness enabled

2: Horizontal edge detection (Type 1)

3: Vertical edge detection (Type 1)

4: Horizontal edge detection (Type 2)

5: Vertical edge detection (Type 2)

6: Edge emphasis (Type 1)

7: Edge emphasis (Type 2)

8: User setting

Note

Sharpness is disabled when the 3 × 3 image filter is set

to 0, or 2 to 8.