Docs/Enhance/Flatten & Deskew — Perspective Correction

Flatten & Deskew — Perspective Correction

Straighten a design photographed or scanned at an angle. Mark the four true corners of the artwork and we perspective-correct it into a clean, straight rectangle — ready for tracing, tiling, or print prep.

Credit Usage

Options & Settings

SettingTypeDescription
Corner HandlesButtonsDrag the four handles onto the real corners of the artwork; the cyan guide quad shows the area that gets flattened.
Top-leftTop-rightBottom-rightBottom-left

When to Use

  • Straightening a phone photo of a fabric swatch or print
  • Flattening a scan that came out skewed or keystoned
  • Squaring up artwork before vectorising or tiling
  • Recovering a usable flat file from an angled reference shot

Pro Tips

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A sharp, evenly-lit photo with all four corners visible gives the cleanest result

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Place each handle exactly on the artwork's corner — anything outside the quad is dropped

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Flatten first, then run the result through the AI Image Upscaler if you need more resolution

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Use the before/after slider to confirm the correction before downloading

What to Expect

Best Results

  • Photos or scans with all four corners visible
  • Flat artwork shot at an angle
  • Rectangular designs needing squaring up
⚠️

Limited Results

  • Curved or draped surfaces
  • Corners hidden or cropped out of frame
  • Very low-resolution sources (capped around 2000 px)

Real-World Examples

Swatch Photo

A phone photo of a tilted fabric swatch was corrected by marking its four corners, producing a straight rectangular file for tracing.

Skewed Scan

A keystoned scan of a hand-painted motif was flattened into a clean rectangle, ready to vectorise.

Ready to try Flatten & Deskew — Perspective Correction?

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