Photolisa · retouching

Noise Reduction

Noise reduction smooths random brightness or color variation in a photograph.

Image tool workspace

Enable JavaScript to use the processing controls. Tool instructions and limitations are available below.

Understanding noise reduction

Noise reduction smooths random brightness or color variation in a photograph.

Inspect hair and fine textures so noise reduction does not erase useful detail.

A practical workflow

  1. Choose the required source files, if any. Files are handled as stated in the workspace privacy label.
  2. Set the available controls and apply the operation.
  3. Compare the actual output, check its dimensions and download the generated file.

Decisions and limitations

  • Strength (%)
  • Radius or pattern size (pixels)

Images up to 16 megapixels and 20 MB. Keep an original copy. Export preserves pixels, not editable layers or original metadata.

Questions about this task

Where do I use the current tool?

Apply the selected adjustment and export a PNG copy.

What should I check for noise reduction?

Inspect hair and fine textures so noise reduction does not erase useful detail.

Which settings and formats are confirmed?

PNG. Images up to 16 megapixels and 20 MB. Keep an original copy. Export preserves pixels, not editable layers or original metadata.

Representative add noise illustration

Add Noise

Added noise introduces random tonal or colored variation across a picture.

Available

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A healing brush blends a marked defect with surrounding image texture.

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JPEG Artifact Removal

JPEG artifact reduction targets ringing and block boundaries from earlier lossy compression.

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Sharpen Image

Sharpening increases local edge contrast to make existing detail look clearer.

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Clone Stamp Tool

Clone stamping copies pixels from a chosen source area onto another region.

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Dodge and Burn Tool

Dodging and burning lighten or darken selected areas to shape local contrast.

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