ACD Systems ACDSee 14 Podręcznik Użytkownika Pobierz pdf (Strona 187)

Chapter 5: Edit mode

Color noise is random variations of color in the image.

Noise is visually distracting, so in most cases you will want to reduce noise in your photos. However, if you reduce noise too much

you may unintentionally reduce image sharpness.You can use the Noise Removal tool to remove both luminance and color noise in

your images.

Removing noise

You can use the Remove Noise tool to remove noise from your images while preserving details that you want to retain.

You can use the Remove Noise tool to remove hot image pixels caused by digital cameras with malfunctioning CCD array

sensors, or the extra pixels caused by a dusty scanner or camera lens.

To remove noise from an image:

1. In Edit mode, in the Detail group, click Noise.

2. Select the Remove Noise tab.

3. Set the options as described below.

4. Do one of the following:

Click Done to apply your changes and close the Remove Noise tool.

Click Cancel to discard all changes and close the tool.

Click Reset to clear your changes and reset to default settings. If you saved your changes, you cannot reset your settings.

Noise Removal options

Despeckle Removes noise.

Square Removes noise using a 3 x 3 pixel square.

X Removes noise using a 3 x 3 pixel X shape. Use this option when you want to preserve an image's thin

and diagonal lines.

Plus Removes noise using a 3 x 3 pixel plus (+) shape. Use this option when you want to preserve an

image's thin, vertical, and horizontal lines.

Hybrid Removes digital camera noise. Adjust the following sliders to further remove noise:

Luminance: Reduces the random variations of brightness in the noise.

Color: Reduces the random variations of color in the noise.

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ACD Systems ACDSee 14 Podręcznik Użytkownika Strona 187