AI subject masking in Photomator for portraits lets you edit a person separately from the scene around them. That separation matters, because portraits often need a gentle touch on skin and eyes, while the background may need a different level of brightness, blur or colour. When you edit everything together, one change can help the face and harm the background, or the other way round.
What subject masking actually does
Subject masking creates a selection around the main person in the photo. You can then adjust exposure, colour, sharpness and texture inside that selection, while the rest of the image stays as it was. It is not a filter and it does not replace your judgement. Think of it as a precise brush that already knows where the person ends and the background begins, which saves time and reduces rough edges.
Start with the face, not the background
Begin with a balanced whole-photo edit, then work on the subject. Check skin tone first, because viewers notice unnatural skin immediately. Keep texture visible and avoid smoothing skin until it looks plastic. Small changes to warmth, exposure and clarity usually do more than dramatic retouching. If the eyes look dull, a careful lift in brightness and sharpness can help, but keep catchlights natural.
Check hair and clothing edges
Hair is the hardest part of a portrait mask. Zoom in and look for stray strands, hats and glasses, where a selection can easily cut too much or too little. If an edge looks harsh, reduce the strength of the adjustment rather than trying to force a perfect outline. Clothing also deserves attention, because a bright shirt or dark jacket can draw the eye away from the face if it is left too bright or too saturated.
For a portrait workflow on a phone, see how to edit portraits in Photomator on iPhone. For the wider selective editing idea, how AI masking in Photomator makes selective editing faster shows how subject, sky and background selections fit together.
Balance subject and background light
After editing the subject, step back and compare it with the background. If the person now looks much brighter or warmer than the scene, the edit will stand out for the wrong reason. Match the light direction and colour temperature, and keep shadows consistent. A portrait should feel like one photograph, not a cut-out placed on a different background.
Mistakes that make portraits look edited
- Over-smoothing skin and removing natural texture, pores and fine lines.
- Whitening eyes or teeth until they glow against the rest of the face.
- Brightening the subject so much that the background looks like a different photo.
- Applying the same strength to every portrait, regardless of age, light or setting.
A calm portrait masking workflow
- Set a natural base edit for the whole photo.
- Select the subject and inspect hair, hands and clothing edges.
- Adjust skin tone and exposure in small steps.
- Refine eyes and clothing only where needed.
- Compare subject and background light before exporting.
This approach works for family portraits, headshots and candid photos alike. The best portrait edits are often the ones a viewer does not notice, because the person simply looks like themselves on a good day, in good light.
Frequently Asked Questions
What is AI subject masking in Photomator?
It is a selection tool that identifies the main person in a photo, so you can adjust that person separately from the background without painting a mask by hand.
Does subject masking work for group portraits?
It can help, but groups are harder because faces, hands and clothing overlap. Check each edge closely and keep adjustments modest so no one person looks edited differently from the rest.
How do I keep skin looking natural?
Keep texture, avoid heavy smoothing, and change exposure and colour in small steps. Compare with the original often, and stop as soon as the skin looks healthy rather than perfect.
Should I mask the subject on every portrait?
No. If the light and colour are already balanced, a whole-photo edit may be enough. Use masking when the subject and background clearly need different treatment.
What if the hair edge looks rough?
Reduce the adjustment strength, check the image at full size, and accept a slightly softer edge. A gentle edit with a soft edge usually looks better than a strong edit with a visible cut.